meta-data=/dev/sdb isize=512 agcount=4, agsize=1966080 blks = sectsz=512 attr=2, projid32bit=1 = crc=1 finobt=1, sparse=1, rmapbt=1 = reflink=1 bigtime=1 inobtcount=1 nrext64=1 = exchange=0 data = bsize=4096 blocks=7864320, imaxpct=25 = sunit=0 swidth=0 blks naming =version 2 bsize=4096 ascii-ci=0, ftype=1, parent=0 log =internal log bsize=4096 blocks=16384, version=2 = sectsz=512 sunit=0 blks, lazy-count=1 realtime =none extsz=4096 blocks=0, rtextents=0 echo '1' 2>&1 > /sys/fs/xfs/sdb/error/fail_at_unmount echo '0' 2>&1 > /sys/fs/xfs/sdb/error/metadata/EIO/max_retries echo '0' 2>&1 > /sys/fs/xfs/sdb/error/metadata/EIO/retry_timeout_seconds fio --bs=8k --iodepth=16 --iodepth_batch=8 --randrepeat=1 --size=1m --directory=/mnt/scratch --numjobs=5 --name=job1 --ioengine=sync --bs=512 --direct=1 --rw=randread --filename=file1:file2 --name=job2 --ioengine=libaio --rw=randwrite --direct=1 --filename=file1:file2 --name=job3 --bs=512 --ioengine=posixaio --rw=randwrite --direct=1 --filename=file1:file2 --name=job4 --ioengine=splice --direct=1 --rw=randwrite --filename=file1:file2 --name=job5 --bs=1k --ioengine=sync --rw=randread --filename=file1:file2 --name=job6 --ioengine=posixaio --rw=randwrite --filename=file1:file2 --name=job7 --ioengine=splice --rw=randwrite --filename=file1:file2 --name=job8 --ioengine=mmap --rw=randwrite --bs=1k --filename=file1:file2 --name=job9 --ioengine=mmap --rw=randwrite --direct=1 --bs=4096 --filename=file1:file2 job1: (g=0): rw=randread, bs=(R) 512B-512B, (W) 512B-512B, (T) 512B-512B, ioengine=sync, iodepth=16 ... job2: (g=0): rw=randwrite, bs=(R) 8192B-8192B, (W) 8192B-8192B, (T) 8192B-8192B, ioengine=libaio, iodepth=16 ... job3: (g=0): rw=randwrite, bs=(R) 512B-512B, (W) 512B-512B, (T) 512B-512B, ioengine=posixaio, iodepth=16 ... job4: (g=0): rw=randwrite, bs=(R) 8192B-8192B, (W) 8192B-8192B, (T) 8192B-8192B, ioengine=splice, iodepth=16 ... job5: (g=0): rw=randread, bs=(R) 1024B-1024B, (W) 1024B-1024B, (T) 1024B-1024B, ioengine=sync, iodepth=16 ... job6: (g=0): rw=randwrite, bs=(R) 8192B-8192B, (W) 8192B-8192B, (T) 8192B-8192B, ioengine=posixaio, iodepth=16 ... job7: (g=0): rw=randwrite, bs=(R) 8192B-8192B, (W) 8192B-8192B, (T) 8192B-8192B, ioengine=splice, iodepth=16 ... job8: (g=0): rw=randwrite, bs=(R) 1024B-1024B, (W) 1024B-1024B, (T) 1024B-1024B, ioengine=mmap, iodepth=16 ... job9: (g=0): rw=randwrite, bs=(R) 4096B-4096B, (W) 4096B-4096B, (T) 4096B-4096B, ioengine=mmap, iodepth=16 ... fio-3.37 Starting 45 processes job1: Laying out IO files (2 files / total 1MiB) job1: (groupid=0, jobs=1): err= 0: pid=456931: Thu Oct 1 19:31:09 2026 read: IOPS=821, BW=411KiB/s (420kB/s)(1024KiB/2494msec) clat (usec): min=18, max=20608, avg=1215.44, stdev=2971.42 lat (usec): min=18, max=20608, avg=1215.56, stdev=2971.43 clat percentiles (usec): | 1.00th=[ 24], 5.00th=[ 26], 10.00th=[ 26], 20.00th=[ 27], | 30.00th=[ 29], 40.00th=[ 30], 50.00th=[ 34], 60.00th=[ 42], | 70.00th=[ 62], 80.00th=[ 188], 90.00th=[ 5211], 95.00th=[ 8848], | 99.00th=[12780], 99.50th=[14222], 99.90th=[17695], 99.95th=[18744], | 99.99th=[20579] bw ( KiB/s): min= 82, max= 566, per=7.62%, avg=278.25, stdev=225.23, samples=4 iops : min= 164, max= 1132, avg=556.75, stdev=450.21, samples=4 lat (usec) : 20=0.05%, 50=65.62%, 100=11.13%, 250=3.81%, 500=0.78% lat (usec) : 750=0.49%, 1000=0.15% lat (msec) : 2=1.76%, 4=3.61%, 10=8.94%, 20=3.61%, 50=0.05% cpu : usr=0.20%, sys=1.24%, ctx=2273, majf=0, minf=10 IO depths : 1=100.0%, 2=0.0%, 4=0.0%, 8=0.0%, 16=0.0%, 32=0.0%, >=64=0.0% submit : 0=0.0%, 4=100.0%, 8=0.0%, 16=0.0%, 32=0.0%, 64=0.0%, >=64=0.0% complete : 0=0.0%, 4=100.0%, 8=0.0%, 16=0.0%, 32=0.0%, 64=0.0%, >=64=0.0% issued rwts: total=2048,0,0,0 short=0,0,0,0 dropped=0,0,0,0 errors : total=0, first_error=0/ latency : target=0, window=0, percentile=100.00%, depth=16 job1: (groupid=0, jobs=1): err= 0: pid=456932: Thu Oct 1 19:31:09 2026 read: IOPS=730, BW=365KiB/s (374kB/s)(1024KiB/2805msec) clat (usec): min=19, max=42868, avg=1367.17, stdev=3244.87 lat (usec): min=19, max=42868, avg=1367.29, stdev=3244.88 clat percentiles (usec): | 1.00th=[ 26], 5.00th=[ 26], 10.00th=[ 26], 20.00th=[ 28], | 30.00th=[ 29], 40.00th=[ 31], 50.00th=[ 36], 60.00th=[ 45], | 70.00th=[ 71], 80.00th=[ 1004], 90.00th=[ 6063], 95.00th=[ 9241], | 99.00th=[13304], 99.50th=[16057], 99.90th=[18744], 99.95th=[20579], | 99.99th=[42730] bw ( KiB/s): min= 84, max= 482, per=7.01%, avg=256.40, stdev=173.45, samples=5 iops : min= 168, max= 964, avg=513.00, stdev=346.75, samples=5 lat (usec) : 20=0.05%, 50=64.11%, 100=9.91%, 250=4.44%, 500=0.98% lat (usec) : 750=0.15%, 1000=0.34% lat (msec) : 2=2.59%, 4=3.17%, 10=10.50%, 20=3.66%, 50=0.10% cpu : usr=0.25%, sys=1.07%, ctx=2296, majf=0, minf=10 IO depths : 1=100.0%, 2=0.0%, 4=0.0%, 8=0.0%, 16=0.0%, 32=0.0%, >=64=0.0% submit : 0=0.0%, 4=100.0%, 8=0.0%, 16=0.0%, 32=0.0%, 64=0.0%, >=64=0.0% complete : 0=0.0%, 4=100.0%, 8=0.0%, 16=0.0%, 32=0.0%, 64=0.0%, >=64=0.0% issued rwts: total=2048,0,0,0 short=0,0,0,0 dropped=0,0,0,0 errors : total=0, first_error=0/ latency : target=0, window=0, percentile=100.00%, depth=16 job1: (groupid=0, jobs=1): err= 0: pid=456933: Thu Oct 1 19:31:09 2026 read: IOPS=780, BW=390KiB/s (399kB/s)(1024KiB/2625msec) clat (usec): min=23, max=32465, avg=1279.41, stdev=3114.06 lat (usec): min=23, max=32465, avg=1279.53, stdev=3114.08 clat percentiles (usec): | 1.00th=[ 26], 5.00th=[ 26], 10.00th=[ 27], 20.00th=[ 28], | 30.00th=[ 29], 40.00th=[ 30], 50.00th=[ 35], 60.00th=[ 44], | 70.00th=[ 69], 80.00th=[ 196], 90.00th=[ 5735], 95.00th=[ 8848], | 99.00th=[12911], 99.50th=[15008], 99.90th=[19792], 99.95th=[20579], | 99.99th=[32375] bw ( KiB/s): min= 79, max= 776, per=9.31%, avg=340.20, stdev=271.28, samples=5 iops : min= 158, max= 1552, avg=680.60, stdev=542.39, samples=5 lat (usec) : 50=63.82%, 100=12.60%, 250=4.15%, 500=0.68%, 750=0.20% lat (usec) : 1000=0.29% lat (msec) : 2=1.90%, 4=2.83%, 10=10.16%, 20=3.27%, 50=0.10% cpu : usr=0.19%, sys=1.22%, ctx=2272, majf=0, minf=11 IO depths : 1=100.0%, 2=0.0%, 4=0.0%, 8=0.0%, 16=0.0%, 32=0.0%, >=64=0.0% submit : 0=0.0%, 4=100.0%, 8=0.0%, 16=0.0%, 32=0.0%, 64=0.0%, >=64=0.0% complete : 0=0.0%, 4=100.0%, 8=0.0%, 16=0.0%, 32=0.0%, 64=0.0%, >=64=0.0% issued rwts: total=2048,0,0,0 short=0,0,0,0 dropped=0,0,0,0 errors : total=0, first_error=0/ latency : target=0, window=0, percentile=100.00%, depth=16 job1: (groupid=0, jobs=1): err= 0: pid=456934: Thu Oct 1 19:31:09 2026 read: IOPS=885, BW=443KiB/s (454kB/s)(1024KiB/2312msec) clat (usec): min=20, max=20561, avg=1126.75, stdev=2848.74 lat (usec): min=20, max=20562, avg=1126.86, stdev=2848.75 clat percentiles (usec): | 1.00th=[ 25], 5.00th=[ 26], 10.00th=[ 26], 20.00th=[ 27], | 30.00th=[ 28], 40.00th=[ 29], 50.00th=[ 31], 60.00th=[ 38], | 70.00th=[ 54], 80.00th=[ 151], 90.00th=[ 4948], 95.00th=[ 8291], | 99.00th=[12911], 99.50th=[14615], 99.90th=[17433], 99.95th=[18744], | 99.99th=[20579] bw ( KiB/s): min= 81, max= 887, per=10.60%, avg=387.50, stdev=369.18, samples=4 iops : min= 162, max= 1774, avg=775.25, stdev=738.14, samples=4 lat (usec) : 50=68.75%, 100=8.84%, 250=4.30%, 500=0.83%, 750=0.24% lat (usec) : 1000=0.10% lat (msec) : 2=1.46%, 4=3.32%, 10=9.18%, 20=2.93%, 50=0.05% cpu : usr=0.09%, sys=1.38%, ctx=2286, majf=0, minf=10 IO depths : 1=100.0%, 2=0.0%, 4=0.0%, 8=0.0%, 16=0.0%, 32=0.0%, >=64=0.0% submit : 0=0.0%, 4=100.0%, 8=0.0%, 16=0.0%, 32=0.0%, 64=0.0%, >=64=0.0% complete : 0=0.0%, 4=100.0%, 8=0.0%, 16=0.0%, 32=0.0%, 64=0.0%, >=64=0.0% issued rwts: total=2048,0,0,0 short=0,0,0,0 dropped=0,0,0,0 errors : total=0, first_error=0/ latency : target=0, window=0, percentile=100.00%, depth=16 job1: (groupid=0, jobs=1): err= 0: pid=456935: Thu Oct 1 19:31:09 2026 read: IOPS=745, BW=373KiB/s (382kB/s)(1024KiB/2746msec) clat (usec): min=21, max=33168, avg=1330.72, stdev=3162.41 lat (usec): min=21, max=33169, avg=1330.83, stdev=3162.43 clat percentiles (usec): | 1.00th=[ 24], 5.00th=[ 26], 10.00th=[ 26], 20.00th=[ 27], | 30.00th=[ 29], 40.00th=[ 31], 50.00th=[ 35], 60.00th=[ 43], | 70.00th=[ 65], 80.00th=[ 506], 90.00th=[ 5866], 95.00th=[ 8979], | 99.00th=[12780], 99.50th=[14615], 99.90th=[22676], 99.95th=[26084], | 99.99th=[33162] bw ( KiB/s): min= 80, max= 780, per=10.16%, avg=371.60, stdev=309.52, samples=5 iops : min= 160, max= 1560, avg=743.20, stdev=619.03, samples=5 lat (usec) : 50=64.36%, 100=10.60%, 250=4.20%, 500=0.83%, 750=0.39% lat (usec) : 1000=0.15% lat (msec) : 2=2.05%, 4=3.37%, 10=10.74%, 20=3.12%, 50=0.20% cpu : usr=0.15%, sys=1.20%, ctx=2291, majf=0, minf=11 IO depths : 1=100.0%, 2=0.0%, 4=0.0%, 8=0.0%, 16=0.0%, 32=0.0%, >=64=0.0% submit : 0=0.0%, 4=100.0%, 8=0.0%, 16=0.0%, 32=0.0%, 64=0.0%, >=64=0.0% complete : 0=0.0%, 4=100.0%, 8=0.0%, 16=0.0%, 32=0.0%, 64=0.0%, >=64=0.0% issued rwts: total=2048,0,0,0 short=0,0,0,0 dropped=0,0,0,0 errors : total=0, first_error=0/ latency : target=0, window=0, percentile=100.00%, depth=16 job2: (groupid=0, jobs=1): err= 0: pid=456936: Thu Oct 1 19:31:09 2026 write: IOPS=247, BW=1977KiB/s (2024kB/s)(1024KiB/518msec); 0 zone resets slat (usec): min=11, max=69340, avg=8898.44, stdev=16364.49 clat (usec): min=4, max=91698, avg=51364.89, stdev=20171.42 lat (msec): min=2, max=110, avg=60.26, stdev=21.99 clat percentiles (usec): | 1.00th=[ 2540], 5.00th=[19530], 10.00th=[29754], 20.00th=[35390], | 30.00th=[40109], 40.00th=[43779], 50.00th=[47449], 60.00th=[53216], | 70.00th=[60556], 80.00th=[72877], 90.00th=[81265], 95.00th=[86508], | 99.00th=[90702], 99.50th=[91751], 99.90th=[91751], 99.95th=[91751], | 99.99th=[91751] bw ( KiB/s): min= 1730, max= 1730, per=15.72%, avg=1730.00, stdev= 0.00, samples=1 iops : min= 216, max= 216, avg=216.00, stdev= 0.00, samples=1 lat (usec) : 10=0.78% lat (msec) : 4=0.78%, 10=0.78%, 20=3.12%, 50=48.44%, 100=46.09% cpu : usr=0.00%, sys=0.58%, ctx=197, majf=0, minf=11 IO depths : 1=0.0%, 2=0.0%, 4=0.0%, 8=6.2%, 16=93.8%, 32=0.0%, >=64=0.0% submit : 0=0.0%, 4=98.2%, 8=1.8%, 16=0.0%, 32=0.0%, 64=0.0%, >=64=0.0% complete : 0=0.0%, 4=99.1%, 8=0.0%, 16=0.9%, 32=0.0%, 64=0.0%, >=64=0.0% issued rwts: total=0,128,0,0 short=0,0,0,0 dropped=0,0,0,0 errors : total=0, first_error=0/ latency : target=0, window=0, percentile=100.00%, depth=16 job2: (groupid=0, jobs=1): err= 0: pid=456937: Thu Oct 1 19:31:09 2026 write: IOPS=247, BW=1977KiB/s (2024kB/s)(1024KiB/518msec); 0 zone resets slat (usec): min=11, max=69619, avg=8983.79, stdev=16515.18 clat (usec): min=190, max=91990, avg=51294.93, stdev=20370.55 lat (msec): min=2, max=122, avg=60.28, stdev=24.51 clat percentiles (usec): | 1.00th=[ 2573], 5.00th=[20841], 10.00th=[28967], 20.00th=[32637], | 30.00th=[39584], 40.00th=[44303], 50.00th=[47973], 60.00th=[54789], | 70.00th=[62653], 80.00th=[71828], 90.00th=[80217], 95.00th=[86508], | 99.00th=[91751], 99.50th=[91751], 99.90th=[91751], 99.95th=[91751], | 99.99th=[91751] bw ( KiB/s): min= 1730, max= 1730, per=15.72%, avg=1730.00, stdev= 0.00, samples=1 iops : min= 216, max= 216, avg=216.00, stdev= 0.00, samples=1 lat (usec) : 250=0.78% lat (msec) : 4=0.78%, 10=0.78%, 20=2.34%, 50=46.88%, 100=48.44% cpu : usr=0.19%, sys=0.39%, ctx=188, majf=0, minf=12 IO depths : 1=0.0%, 2=0.0%, 4=0.0%, 8=6.2%, 16=93.8%, 32=0.0%, >=64=0.0% submit : 0=0.0%, 4=98.2%, 8=1.8%, 16=0.0%, 32=0.0%, 64=0.0%, >=64=0.0% complete : 0=0.0%, 4=99.1%, 8=0.0%, 16=0.9%, 32=0.0%, 64=0.0%, >=64=0.0% issued rwts: total=0,128,0,0 short=0,0,0,0 dropped=0,0,0,0 errors : total=0, first_error=0/ latency : target=0, window=0, percentile=100.00%, depth=16 job2: (groupid=0, jobs=1): err= 0: pid=456938: Thu Oct 1 19:31:09 2026 write: IOPS=244, BW=1954KiB/s (2001kB/s)(1024KiB/524msec); 0 zone resets slat (usec): min=8, max=77969, avg=9760.05, stdev=18680.98 clat (usec): min=1197, max=92095, avg=50822.35, stdev=20476.46 lat (msec): min=5, max=129, avg=60.58, stdev=25.73 clat percentiles (usec): | 1.00th=[ 5342], 5.00th=[21890], 10.00th=[27919], 20.00th=[32637], | 30.00th=[38536], 40.00th=[43779], 50.00th=[49021], 60.00th=[53740], | 70.00th=[60556], 80.00th=[72877], 90.00th=[81265], 95.00th=[86508], | 99.00th=[88605], 99.50th=[91751], 99.90th=[91751], 99.95th=[91751], | 99.99th=[91751] bw ( KiB/s): min= 1701, max= 1701, per=15.45%, avg=1701.00, stdev= 0.00, samples=1 iops : min= 212, max= 212, avg=212.00, stdev= 0.00, samples=1 lat (msec) : 2=0.78%, 10=2.34%, 20=1.56%, 50=47.66%, 100=47.66% cpu : usr=0.00%, sys=0.57%, ctx=183, majf=0, minf=11 IO depths : 1=0.0%, 2=0.0%, 4=0.0%, 8=6.2%, 16=93.8%, 32=0.0%, >=64=0.0% submit : 0=0.0%, 4=98.2%, 8=1.8%, 16=0.0%, 32=0.0%, 64=0.0%, >=64=0.0% complete : 0=0.0%, 4=99.1%, 8=0.0%, 16=0.9%, 32=0.0%, 64=0.0%, >=64=0.0% issued rwts: total=0,128,0,0 short=0,0,0,0 dropped=0,0,0,0 errors : total=0, first_error=0/ latency : target=0, window=0, percentile=100.00%, depth=16 job2: (groupid=0, jobs=1): err= 0: pid=456939: Thu Oct 1 19:31:09 2026 write: IOPS=242, BW=1939KiB/s (1986kB/s)(1024KiB/528msec); 0 zone resets slat (usec): min=7, max=67562, avg=9610.78, stdev=16822.23 clat (usec): min=224, max=91983, avg=52128.71, stdev=20565.74 lat (msec): min=2, max=121, avg=61.74, stdev=24.78 clat percentiles (usec): | 1.00th=[ 2474], 5.00th=[16581], 10.00th=[28967], 20.00th=[35390], | 30.00th=[39060], 40.00th=[45351], 50.00th=[49021], 60.00th=[55313], | 70.00th=[62653], 80.00th=[73925], 90.00th=[81265], 95.00th=[86508], | 99.00th=[88605], 99.50th=[91751], 99.90th=[91751], 99.95th=[91751], | 99.99th=[91751] bw ( KiB/s): min= 1669, max= 1669, per=15.16%, avg=1669.00, stdev= 0.00, samples=1 iops : min= 208, max= 208, avg=208.00, stdev= 0.00, samples=1 lat (usec) : 250=0.78% lat (msec) : 4=0.78%, 10=1.56%, 20=2.34%, 50=46.88%, 100=47.66% cpu : usr=0.00%, sys=0.76%, ctx=190, majf=0, minf=11 IO depths : 1=0.0%, 2=0.0%, 4=0.0%, 8=6.2%, 16=93.8%, 32=0.0%, >=64=0.0% submit : 0=0.0%, 4=98.2%, 8=1.8%, 16=0.0%, 32=0.0%, 64=0.0%, >=64=0.0% complete : 0=0.0%, 4=99.1%, 8=0.0%, 16=0.9%, 32=0.0%, 64=0.0%, >=64=0.0% issued rwts: total=0,128,0,0 short=0,0,0,0 dropped=0,0,0,0 errors : total=0, first_error=0/ latency : target=0, window=0, percentile=100.00%, depth=16 job2: (groupid=0, jobs=1): err= 0: pid=456940: Thu Oct 1 19:31:09 2026 write: IOPS=255, BW=2044KiB/s (2093kB/s)(1024KiB/501msec); 0 zone resets slat (usec): min=8, max=72561, avg=8895.46, stdev=17139.79 clat (usec): min=1560, max=92066, avg=49162.85, stdev=19919.78 lat (usec): min=1569, max=121030, avg=58058.31, stdev=24309.53 clat percentiles (usec): | 1.00th=[ 1565], 5.00th=[21890], 10.00th=[28443], 20.00th=[31851], | 30.00th=[36963], 40.00th=[40633], 50.00th=[45351], 60.00th=[51643], | 70.00th=[56886], 80.00th=[66847], 90.00th=[80217], 95.00th=[86508], | 99.00th=[88605], 99.50th=[91751], 99.90th=[91751], 99.95th=[91751], | 99.99th=[91751] bw ( KiB/s): min= 2035, max= 2035, per=18.49%, avg=2035.00, stdev= 0.00, samples=1 iops : min= 254, max= 254, avg=254.00, stdev= 0.00, samples=1 lat (msec) : 2=1.56%, 20=3.12%, 50=52.34%, 100=42.97% cpu : usr=0.00%, sys=0.60%, ctx=192, majf=0, minf=11 IO depths : 1=0.0%, 2=0.0%, 4=0.0%, 8=6.2%, 16=93.8%, 32=0.0%, >=64=0.0% submit : 0=0.0%, 4=98.2%, 8=1.8%, 16=0.0%, 32=0.0%, 64=0.0%, >=64=0.0% complete : 0=0.0%, 4=99.1%, 8=0.0%, 16=0.9%, 32=0.0%, 64=0.0%, >=64=0.0% issued rwts: total=0,128,0,0 short=0,0,0,0 dropped=0,0,0,0 errors : total=0, first_error=0/ latency : target=0, window=0, percentile=100.00%, depth=16 job3: (groupid=0, jobs=1): err= 0: pid=456941: Thu Oct 1 19:31:09 2026 write: IOPS=760, BW=380KiB/s (389kB/s)(1024KiB/2694msec); 0 zone resets slat (nsec): min=60, max=136963, avg=1433.82, stdev=6287.46 clat (usec): min=26, max=100162, avg=20982.04, stdev=20252.95 lat (usec): min=50, max=100162, avg=20983.47, stdev=20252.16 clat percentiles (usec): | 1.00th=[ 65], 5.00th=[ 141], 10.00th=[ 237], 20.00th=[ 979], | 30.00th=[ 5473], 40.00th=[ 9765], 50.00th=[ 15795], 60.00th=[ 21627], | 70.00th=[ 29754], 80.00th=[ 38011], 90.00th=[ 52691], 95.00th=[ 59507], | 99.00th=[ 77071], 99.50th=[ 82314], 99.90th=[ 90702], 99.95th=[ 90702], | 99.99th=[100140] bw ( KiB/s): min= 332, max= 442, per=3.50%, avg=385.60, stdev=52.11, samples=5 iops : min= 664, max= 884, avg=771.20, stdev=104.22, samples=5 lat (usec) : 50=0.20%, 100=2.64%, 250=8.45%, 500=5.37%, 750=2.34% lat (usec) : 1000=1.07% lat (msec) : 2=1.90%, 4=4.49%, 10=14.50%, 20=16.70%, 50=29.69% lat (msec) : 100=12.60%, 250=0.05% cpu : usr=0.22%, sys=0.15%, ctx=1101, majf=0, minf=21 IO depths : 1=0.0%, 2=0.0%, 4=0.0%, 8=49.2%, 16=50.8%, 32=0.0%, >=64=0.0% submit : 0=0.0%, 4=100.0%, 8=0.0%, 16=0.0%, 32=0.0%, 64=0.0%, >=64=0.0% complete : 0=0.0%, 4=98.2%, 8=1.8%, 16=0.1%, 32=0.0%, 64=0.0%, >=64=0.0% issued rwts: total=0,2048,0,0 short=0,0,0,0 dropped=0,0,0,0 errors : total=0, first_error=0/ latency : target=0, window=0, percentile=100.00%, depth=16 job3: (groupid=0, jobs=1): err= 0: pid=456942: Thu Oct 1 19:31:09 2026 write: IOPS=761, BW=381KiB/s (390kB/s)(1024KiB/2691msec); 0 zone resets slat (nsec): min=60, max=313868, avg=1579.08, stdev=8941.20 clat (nsec): min=1270, max=131736k, avg=20989120.71, stdev=22517081.44 lat (usec): min=50, max=131736, avg=20990.70, stdev=22516.27 clat percentiles (usec): | 1.00th=[ 71], 5.00th=[ 131], 10.00th=[ 194], 20.00th=[ 570], | 30.00th=[ 4555], 40.00th=[ 10028], 50.00th=[ 15139], 60.00th=[ 21103], | 70.00th=[ 27657], 80.00th=[ 35390], 90.00th=[ 49021], 95.00th=[ 65799], | 99.00th=[106431], 99.50th=[116917], 99.90th=[124257], 99.95th=[126354], | 99.99th=[131597] bw ( KiB/s): min= 292, max= 546, per=3.43%, avg=378.20, stdev=106.57, samples=5 iops : min= 584, max= 1092, avg=756.40, stdev=213.14, samples=5 lat (usec) : 2=0.05%, 50=0.29%, 100=2.64%, 250=8.79%, 500=7.47% lat (usec) : 750=2.59%, 1000=0.24% lat (msec) : 2=1.46%, 4=4.59%, 10=11.96%, 20=17.82%, 50=32.37% lat (msec) : 100=8.45%, 250=1.27% cpu : usr=0.26%, sys=0.11%, ctx=1048, majf=0, minf=22 IO depths : 1=0.0%, 2=0.0%, 4=0.0%, 8=59.8%, 16=40.2%, 32=0.0%, >=64=0.0% submit : 0=0.0%, 4=100.0%, 8=0.0%, 16=0.0%, 32=0.0%, 64=0.0%, >=64=0.0% complete : 0=0.0%, 4=98.3%, 8=1.6%, 16=0.1%, 32=0.0%, 64=0.0%, >=64=0.0% issued rwts: total=0,2048,0,0 short=0,0,0,0 dropped=0,0,0,0 errors : total=0, first_error=0/ latency : target=0, window=0, percentile=100.00%, depth=16 job3: (groupid=0, jobs=1): err= 0: pid=456943: Thu Oct 1 19:31:09 2026 write: IOPS=724, BW=362KiB/s (371kB/s)(1024KiB/2826msec); 0 zone resets slat (nsec): min=60, max=112203, avg=1452.87, stdev=6566.96 clat (usec): min=14, max=136365, avg=22054.88, stdev=24708.14 lat (usec): min=53, max=136365, avg=22056.34, stdev=24707.35 clat percentiles (usec): | 1.00th=[ 69], 5.00th=[ 133], 10.00th=[ 239], 20.00th=[ 1074], | 30.00th=[ 5473], 40.00th=[ 9634], 50.00th=[ 13566], 60.00th=[ 19792], | 70.00th=[ 27395], 80.00th=[ 38536], 90.00th=[ 54264], 95.00th=[ 73925], | 99.00th=[109577], 99.50th=[124257], 99.90th=[130548], 99.95th=[130548], | 99.99th=[137364] bw ( KiB/s): min= 242, max= 376, per=2.83%, avg=312.00, stdev=55.41, samples=5 iops : min= 484, max= 753, avg=624.20, stdev=111.10, samples=5 lat (usec) : 20=0.05%, 50=0.10%, 100=2.20%, 250=8.06%, 500=4.93% lat (usec) : 750=3.42%, 1000=0.98% lat (msec) : 2=3.66%, 4=3.12%, 10=14.84%, 20=19.38%, 50=26.71% lat (msec) : 100=10.89%, 250=1.66% cpu : usr=0.21%, sys=0.14%, ctx=1067, majf=0, minf=22 IO depths : 1=0.0%, 2=0.0%, 4=0.0%, 8=50.4%, 16=49.6%, 32=0.0%, >=64=0.0% submit : 0=0.0%, 4=100.0%, 8=0.0%, 16=0.0%, 32=0.0%, 64=0.0%, >=64=0.0% complete : 0=0.0%, 4=97.9%, 8=2.1%, 16=0.1%, 32=0.0%, 64=0.0%, >=64=0.0% issued rwts: total=0,2048,0,0 short=0,0,0,0 dropped=0,0,0,0 errors : total=0, first_error=0/ latency : target=0, window=0, percentile=100.00%, depth=16 job3: (groupid=0, jobs=1): err= 0: pid=456944: Thu Oct 1 19:31:09 2026 write: IOPS=736, BW=368KiB/s (377kB/s)(1024KiB/2782msec); 0 zone resets slat (nsec): min=60, max=92003, avg=1429.01, stdev=5776.82 clat (usec): min=25, max=95914, avg=21708.93, stdev=21964.21 lat (usec): min=52, max=95915, avg=21710.36, stdev=21963.36 clat percentiles (usec): | 1.00th=[ 63], 5.00th=[ 118], 10.00th=[ 188], 20.00th=[ 701], | 30.00th=[ 4686], 40.00th=[ 9110], 50.00th=[14615], 60.00th=[21890], | 70.00th=[31851], 80.00th=[40109], 90.00th=[53740], 95.00th=[66847], | 99.00th=[84411], 99.50th=[87557], 99.90th=[92799], 99.95th=[92799], | 99.99th=[95945] bw ( KiB/s): min= 307, max= 432, per=3.31%, avg=364.80, stdev=55.98, samples=5 iops : min= 614, max= 864, avg=729.80, stdev=111.98, samples=5 lat (usec) : 50=0.29%, 100=3.03%, 250=9.67%, 500=4.64%, 750=3.03% lat (usec) : 1000=0.78% lat (msec) : 2=2.20%, 4=4.64%, 10=13.33%, 20=15.87%, 50=30.42% lat (msec) : 100=12.11% cpu : usr=0.22%, sys=0.14%, ctx=1088, majf=0, minf=21 IO depths : 1=0.0%, 2=0.0%, 4=0.0%, 8=46.1%, 16=53.9%, 32=0.0%, >=64=0.0% submit : 0=0.0%, 4=100.0%, 8=0.0%, 16=0.0%, 32=0.0%, 64=0.0%, >=64=0.0% complete : 0=0.0%, 4=98.2%, 8=1.8%, 16=0.1%, 32=0.0%, 64=0.0%, >=64=0.0% issued rwts: total=0,2048,0,0 short=0,0,0,0 dropped=0,0,0,0 errors : total=0, first_error=0/ latency : target=0, window=0, percentile=100.00%, depth=16 job3: (groupid=0, jobs=1): err= 0: pid=456945: Thu Oct 1 19:31:09 2026 write: IOPS=740, BW=370KiB/s (379kB/s)(1024KiB/2767msec); 0 zone resets slat (nsec): min=60, max=139314, avg=1234.82, stdev=6021.93 clat (usec): min=26, max=113108, avg=21571.16, stdev=21759.44 lat (usec): min=54, max=113108, avg=21572.39, stdev=21758.80 clat percentiles (usec): | 1.00th=[ 76], 5.00th=[ 149], 10.00th=[ 247], 20.00th=[ 1647], | 30.00th=[ 5800], 40.00th=[ 10159], 50.00th=[ 15533], 60.00th=[ 21365], | 70.00th=[ 28967], 80.00th=[ 37487], 90.00th=[ 51119], 95.00th=[ 66323], | 99.00th=[ 85459], 99.50th=[105382], 99.90th=[109577], 99.95th=[109577], | 99.99th=[112722] bw ( KiB/s): min= 334, max= 419, per=3.26%, avg=359.80, stdev=34.33, samples=5 iops : min= 668, max= 838, avg=719.60, stdev=68.66, samples=5 lat (usec) : 50=0.20%, 100=2.10%, 250=7.71%, 500=6.01%, 750=2.49% lat (usec) : 1000=0.39% lat (msec) : 2=1.90%, 4=4.10%, 10=14.79%, 20=18.07%, 50=31.25% lat (msec) : 100=10.35%, 250=0.63% cpu : usr=0.33%, sys=0.04%, ctx=1047, majf=0, minf=22 IO depths : 1=0.0%, 2=0.0%, 4=0.0%, 8=53.1%, 16=46.9%, 32=0.0%, >=64=0.0% submit : 0=0.0%, 4=100.0%, 8=0.0%, 16=0.0%, 32=0.0%, 64=0.0%, >=64=0.0% complete : 0=0.0%, 4=98.0%, 8=1.9%, 16=0.1%, 32=0.0%, 64=0.0%, >=64=0.0% issued rwts: total=0,2048,0,0 short=0,0,0,0 dropped=0,0,0,0 errors : total=0, first_error=0/ latency : target=0, window=0, percentile=100.00%, depth=16 job4: (groupid=0, jobs=1): err= 0: pid=456946: Thu Oct 1 19:31:09 2026 write: IOPS=228, BW=1829KiB/s (1872kB/s)(1024KiB/560msec); 0 zone resets clat (usec): min=66, max=38990, avg=4366.62, stdev=4172.20 lat (usec): min=66, max=38990, avg=4366.92, stdev=4172.21 clat percentiles (usec): | 1.00th=[ 84], 5.00th=[ 367], 10.00th=[ 906], 20.00th=[ 2212], | 30.00th=[ 2573], 40.00th=[ 2966], 50.00th=[ 3392], 60.00th=[ 4178], | 70.00th=[ 4883], 80.00th=[ 5800], 90.00th=[ 8160], 95.00th=[ 9765], | 99.00th=[13698], 99.50th=[39060], 99.90th=[39060], 99.95th=[39060], | 99.99th=[39060] bw ( KiB/s): min= 1724, max= 1724, per=15.66%, avg=1724.00, stdev= 0.00, samples=1 iops : min= 215, max= 215, avg=215.00, stdev= 0.00, samples=1 lat (usec) : 100=2.34%, 250=2.34%, 500=3.12%, 750=1.56%, 1000=0.78% lat (msec) : 2=9.38%, 4=34.38%, 10=42.19%, 20=3.12%, 50=0.78% cpu : usr=0.00%, sys=0.54%, ctx=275, majf=0, minf=10 IO depths : 1=100.0%, 2=0.0%, 4=0.0%, 8=0.0%, 16=0.0%, 32=0.0%, >=64=0.0% submit : 0=0.0%, 4=100.0%, 8=0.0%, 16=0.0%, 32=0.0%, 64=0.0%, >=64=0.0% complete : 0=0.0%, 4=100.0%, 8=0.0%, 16=0.0%, 32=0.0%, 64=0.0%, >=64=0.0% issued rwts: total=0,128,0,0 short=0,0,0,0 dropped=0,0,0,0 errors : total=0, first_error=0/ latency : target=0, window=0, percentile=100.00%, depth=16 job4: (groupid=0, jobs=1): err= 0: pid=456947: Thu Oct 1 19:31:09 2026 write: IOPS=224, BW=1793KiB/s (1836kB/s)(1024KiB/571msec); 0 zone resets clat (usec): min=63, max=36164, avg=4441.91, stdev=4065.13 lat (usec): min=63, max=36165, avg=4442.18, stdev=4065.12 clat percentiles (usec): | 1.00th=[ 64], 5.00th=[ 420], 10.00th=[ 857], 20.00th=[ 1778], | 30.00th=[ 2278], 40.00th=[ 3064], 50.00th=[ 3720], 60.00th=[ 4424], | 70.00th=[ 5342], 80.00th=[ 6325], 90.00th=[ 8029], 95.00th=[ 9896], | 99.00th=[14222], 99.50th=[35914], 99.90th=[35914], 99.95th=[35914], | 99.99th=[35914] bw ( KiB/s): min= 1724, max= 1724, per=15.66%, avg=1724.00, stdev= 0.00, samples=1 iops : min= 215, max= 215, avg=215.00, stdev= 0.00, samples=1 lat (usec) : 100=1.56%, 250=2.34%, 500=3.12%, 750=2.34%, 1000=1.56% lat (msec) : 2=14.84%, 4=28.12%, 10=41.41%, 20=3.91%, 50=0.78% cpu : usr=0.00%, sys=0.70%, ctx=288, majf=0, minf=10 IO depths : 1=100.0%, 2=0.0%, 4=0.0%, 8=0.0%, 16=0.0%, 32=0.0%, >=64=0.0% submit : 0=0.0%, 4=100.0%, 8=0.0%, 16=0.0%, 32=0.0%, 64=0.0%, >=64=0.0% complete : 0=0.0%, 4=100.0%, 8=0.0%, 16=0.0%, 32=0.0%, 64=0.0%, >=64=0.0% issued rwts: total=0,128,0,0 short=0,0,0,0 dropped=0,0,0,0 errors : total=0, first_error=0/ latency : target=0, window=0, percentile=100.00%, depth=16 job4: (groupid=0, jobs=1): err= 0: pid=456948: Thu Oct 1 19:31:09 2026 write: IOPS=232, BW=1858KiB/s (1903kB/s)(1024KiB/551msec); 0 zone resets clat (usec): min=52, max=26103, avg=4298.96, stdev=3522.66 lat (usec): min=52, max=26103, avg=4299.31, stdev=3522.59 clat percentiles (usec): | 1.00th=[ 60], 5.00th=[ 229], 10.00th=[ 562], 20.00th=[ 1582], | 30.00th=[ 1991], 40.00th=[ 2769], 50.00th=[ 3687], 60.00th=[ 4424], | 70.00th=[ 5473], 80.00th=[ 6783], 90.00th=[ 8586], 95.00th=[10028], | 99.00th=[13042], 99.50th=[26084], 99.90th=[26084], 99.95th=[26084], | 99.99th=[26084] bw ( KiB/s): min= 1788, max= 1788, per=16.24%, avg=1788.00, stdev= 0.00, samples=1 iops : min= 223, max= 223, avg=223.00, stdev= 0.00, samples=1 lat (usec) : 100=3.12%, 250=2.34%, 500=3.91%, 750=1.56%, 1000=1.56% lat (msec) : 2=17.97%, 4=25.00%, 10=39.84%, 20=3.91%, 50=0.78% cpu : usr=0.00%, sys=0.73%, ctx=293, majf=0, minf=11 IO depths : 1=100.0%, 2=0.0%, 4=0.0%, 8=0.0%, 16=0.0%, 32=0.0%, >=64=0.0% submit : 0=0.0%, 4=100.0%, 8=0.0%, 16=0.0%, 32=0.0%, 64=0.0%, >=64=0.0% complete : 0=0.0%, 4=100.0%, 8=0.0%, 16=0.0%, 32=0.0%, 64=0.0%, >=64=0.0% issued rwts: total=0,128,0,0 short=0,0,0,0 dropped=0,0,0,0 errors : total=0, first_error=0/ latency : target=0, window=0, percentile=100.00%, depth=16 job4: (groupid=0, jobs=1): err= 0: pid=456949: Thu Oct 1 19:31:09 2026 write: IOPS=240, BW=1921KiB/s (1967kB/s)(1024KiB/533msec); 0 zone resets clat (usec): min=66, max=15589, avg=3964.26, stdev=2971.17 lat (usec): min=66, max=15589, avg=3964.53, stdev=2971.18 clat percentiles (usec): | 1.00th=[ 68], 5.00th=[ 114], 10.00th=[ 537], 20.00th=[ 1549], | 30.00th=[ 2212], 40.00th=[ 2671], 50.00th=[ 2966], 60.00th=[ 4113], | 70.00th=[ 5145], 80.00th=[ 6390], 90.00th=[ 8094], 95.00th=[ 9634], | 99.00th=[11731], 99.50th=[15533], 99.90th=[15533], 99.95th=[15533], | 99.99th=[15533] lat (usec) : 100=3.12%, 250=3.12%, 500=3.12%, 750=2.34%, 1000=2.34% lat (msec) : 2=13.28%, 4=30.47%, 10=38.28%, 20=3.91% cpu : usr=0.00%, sys=1.32%, ctx=303, majf=0, minf=10 IO depths : 1=100.0%, 2=0.0%, 4=0.0%, 8=0.0%, 16=0.0%, 32=0.0%, >=64=0.0% submit : 0=0.0%, 4=100.0%, 8=0.0%, 16=0.0%, 32=0.0%, 64=0.0%, >=64=0.0% complete : 0=0.0%, 4=100.0%, 8=0.0%, 16=0.0%, 32=0.0%, 64=0.0%, >=64=0.0% issued rwts: total=0,128,0,0 short=0,0,0,0 dropped=0,0,0,0 errors : total=0, first_error=0/ latency : target=0, window=0, percentile=100.00%, depth=16 job4: (groupid=0, jobs=1): err= 0: pid=456950: Thu Oct 1 19:31:09 2026 write: IOPS=223, BW=1790KiB/s (1833kB/s)(1024KiB/572msec); 0 zone resets clat (usec): min=60, max=15150, avg=4326.08, stdev=3015.61 lat (usec): min=61, max=15151, avg=4326.35, stdev=3015.62 clat percentiles (usec): | 1.00th=[ 70], 5.00th=[ 277], 10.00th=[ 873], 20.00th=[ 2147], | 30.00th=[ 2573], 40.00th=[ 2933], 50.00th=[ 3687], 60.00th=[ 4359], | 70.00th=[ 5080], 80.00th=[ 6456], 90.00th=[ 8979], 95.00th=[10290], | 99.00th=[13435], 99.50th=[15139], 99.90th=[15139], 99.95th=[15139], | 99.99th=[15139] bw ( KiB/s): min= 1728, max= 1728, per=15.70%, avg=1728.00, stdev= 0.00, samples=1 iops : min= 216, max= 216, avg=216.00, stdev= 0.00, samples=1 lat (usec) : 100=1.56%, 250=3.12%, 500=3.12%, 750=1.56%, 1000=0.78% lat (msec) : 2=6.25%, 4=39.06%, 10=39.06%, 20=5.47% cpu : usr=0.18%, sys=0.88%, ctx=293, majf=0, minf=10 IO depths : 1=100.0%, 2=0.0%, 4=0.0%, 8=0.0%, 16=0.0%, 32=0.0%, >=64=0.0% submit : 0=0.0%, 4=100.0%, 8=0.0%, 16=0.0%, 32=0.0%, 64=0.0%, >=64=0.0% complete : 0=0.0%, 4=100.0%, 8=0.0%, 16=0.0%, 32=0.0%, 64=0.0%, >=64=0.0% issued rwts: total=0,128,0,0 short=0,0,0,0 dropped=0,0,0,0 errors : total=0, first_error=0/ latency : target=0, window=0, percentile=100.00%, depth=16 job5: (groupid=0, jobs=1): err= 0: pid=456951: Thu Oct 1 19:31:09 2026 read: IOPS=703, BW=703KiB/s (720kB/s)(1024KiB/1456msec) clat (nsec): min=860, max=24877k, avg=1414659.48, stdev=3328398.82 lat (nsec): min=900, max=24877k, avg=1414745.53, stdev=3328418.45 clat percentiles (nsec): | 1.00th=[ 884], 5.00th=[ 964], 10.00th=[ 972], | 20.00th=[ 1020], 30.00th=[ 1256], 40.00th=[ 1416], | 50.00th=[ 1736], 60.00th=[ 3344], 70.00th=[ 43776], | 80.00th=[ 1712128], 90.00th=[ 5668864], 95.00th=[ 9371648], | 99.00th=[14614528], 99.50th=[16908288], 99.90th=[20578304], | 99.95th=[24772608], 99.99th=[24772608] bw ( KiB/s): min= 168, max= 248, per=5.70%, avg=208.00, stdev=56.57, samples=2 iops : min= 168, max= 248, avg=208.00, stdev=56.57, samples=2 lat (nsec) : 1000=15.62% lat (usec) : 2=40.33%, 4=4.69%, 10=0.78%, 50=9.57%, 100=2.64% lat (usec) : 250=3.32%, 500=1.07%, 750=0.29%, 1000=0.20% lat (msec) : 2=2.34%, 4=4.88%, 10=9.96%, 20=4.10%, 50=0.20% cpu : usr=0.07%, sys=0.48%, ctx=554, majf=0, minf=12 IO depths : 1=100.0%, 2=0.0%, 4=0.0%, 8=0.0%, 16=0.0%, 32=0.0%, >=64=0.0% submit : 0=0.0%, 4=100.0%, 8=0.0%, 16=0.0%, 32=0.0%, 64=0.0%, >=64=0.0% complete : 0=0.0%, 4=100.0%, 8=0.0%, 16=0.0%, 32=0.0%, 64=0.0%, >=64=0.0% issued rwts: total=1024,0,0,0 short=0,0,0,0 dropped=0,0,0,0 errors : total=0, first_error=0/ latency : target=0, window=0, percentile=100.00%, depth=16 job5: (groupid=0, jobs=1): err= 0: pid=456952: Thu Oct 1 19:31:09 2026 read: IOPS=628, BW=628KiB/s (643kB/s)(1024KiB/1630msec) clat (nsec): min=869, max=41697k, avg=1586414.06, stdev=3730010.31 lat (nsec): min=909, max=41697k, avg=1586511.14, stdev=3730023.59 clat percentiles (nsec): | 1.00th=[ 940], 5.00th=[ 988], 10.00th=[ 1080], | 20.00th=[ 1448], 30.00th=[ 1720], 40.00th=[ 1896], | 50.00th=[ 4576], 60.00th=[ 34048], 70.00th=[ 75264], | 80.00th=[ 2072576], 90.00th=[ 6062080], 95.00th=[ 9895936], | 99.00th=[15794176], 99.50th=[17956864], 99.90th=[27918336], | 99.95th=[41680896], 99.99th=[41680896] bw ( KiB/s): min= 172, max= 1158, per=14.33%, avg=523.33, stdev=550.69, samples=3 iops : min= 172, max= 1158, avg=523.33, stdev=550.69, samples=3 lat (nsec) : 1000=5.27% lat (usec) : 2=38.18%, 4=5.86%, 10=1.56%, 20=0.10%, 50=15.92% lat (usec) : 100=4.20%, 250=4.00%, 500=1.27%, 1000=0.20% lat (msec) : 2=3.03%, 4=4.79%, 10=10.94%, 20=4.20%, 50=0.49% cpu : usr=0.00%, sys=0.68%, ctx=660, majf=0, minf=11 IO depths : 1=100.0%, 2=0.0%, 4=0.0%, 8=0.0%, 16=0.0%, 32=0.0%, >=64=0.0% submit : 0=0.0%, 4=100.0%, 8=0.0%, 16=0.0%, 32=0.0%, 64=0.0%, >=64=0.0% complete : 0=0.0%, 4=100.0%, 8=0.0%, 16=0.0%, 32=0.0%, 64=0.0%, >=64=0.0% issued rwts: total=1024,0,0,0 short=0,0,0,0 dropped=0,0,0,0 errors : total=0, first_error=0/ latency : target=0, window=0, percentile=100.00%, depth=16 job5: (groupid=0, jobs=1): err= 0: pid=456953: Thu Oct 1 19:31:09 2026 read: IOPS=690, BW=690KiB/s (707kB/s)(1024KiB/1483msec) clat (nsec): min=870, max=31888k, avg=1442658.69, stdev=3482858.48 lat (nsec): min=910, max=31888k, avg=1442754.79, stdev=3482873.32 clat percentiles (nsec): | 1.00th=[ 972], 5.00th=[ 1128], 10.00th=[ 1272], | 20.00th=[ 1416], 30.00th=[ 1624], 40.00th=[ 1768], | 50.00th=[ 1928], 60.00th=[ 4192], 70.00th=[ 58624], | 80.00th=[ 1679360], 90.00th=[ 5537792], 95.00th=[ 9240576], | 99.00th=[15007744], 99.50th=[18481152], 99.90th=[28180480], | 99.95th=[31850496], 99.99th=[31850496] bw ( KiB/s): min= 180, max= 256, per=5.97%, avg=218.00, stdev=53.74, samples=2 iops : min= 180, max= 256, avg=218.00, stdev=53.74, samples=2 lat (nsec) : 1000=2.93% lat (usec) : 2=50.78%, 4=6.15%, 10=1.56%, 50=7.32%, 100=4.59% lat (usec) : 250=2.25%, 500=1.27%, 750=0.29%, 1000=0.29% lat (msec) : 2=3.61%, 4=4.49%, 10=10.25%, 20=3.91%, 50=0.29% cpu : usr=0.20%, sys=0.40%, ctx=555, majf=0, minf=13 IO depths : 1=100.0%, 2=0.0%, 4=0.0%, 8=0.0%, 16=0.0%, 32=0.0%, >=64=0.0% submit : 0=0.0%, 4=100.0%, 8=0.0%, 16=0.0%, 32=0.0%, 64=0.0%, >=64=0.0% complete : 0=0.0%, 4=100.0%, 8=0.0%, 16=0.0%, 32=0.0%, 64=0.0%, >=64=0.0% issued rwts: total=1024,0,0,0 short=0,0,0,0 dropped=0,0,0,0 errors : total=0, first_error=0/ latency : target=0, window=0, percentile=100.00%, depth=16 job5: (groupid=0, jobs=1): err= 0: pid=456954: Thu Oct 1 19:31:09 2026 read: IOPS=702, BW=703KiB/s (720kB/s)(1024KiB/1457msec) clat (nsec): min=860, max=40150k, avg=1417002.16, stdev=3509556.45 lat (nsec): min=900, max=40150k, avg=1417105.26, stdev=3509568.20 clat percentiles (nsec): | 1.00th=[ 964], 5.00th=[ 1080], 10.00th=[ 1288], | 20.00th=[ 1528], 30.00th=[ 1736], 40.00th=[ 1928], | 50.00th=[ 6048], 60.00th=[ 33536], 70.00th=[ 57088], | 80.00th=[ 1515520], 90.00th=[ 5537792], 95.00th=[ 9240576], | 99.00th=[14090240], 99.50th=[18481152], 99.90th=[30277632], | 99.95th=[40108032], 99.99th=[40108032] bw ( KiB/s): min= 192, max= 244, per=5.97%, avg=218.00, stdev=36.77, samples=2 iops : min= 192, max= 244, avg=218.00, stdev=36.77, samples=2 lat (nsec) : 1000=2.44% lat (usec) : 2=40.43%, 4=5.66%, 10=1.46%, 50=18.36%, 100=4.69% lat (usec) : 250=3.71%, 500=1.17%, 750=0.49%, 1000=0.20% lat (msec) : 2=2.73%, 4=4.49%, 10=9.96%, 20=3.91%, 50=0.29% cpu : usr=0.00%, sys=0.82%, ctx=660, majf=0, minf=12 IO depths : 1=100.0%, 2=0.0%, 4=0.0%, 8=0.0%, 16=0.0%, 32=0.0%, >=64=0.0% submit : 0=0.0%, 4=100.0%, 8=0.0%, 16=0.0%, 32=0.0%, 64=0.0%, >=64=0.0% complete : 0=0.0%, 4=100.0%, 8=0.0%, 16=0.0%, 32=0.0%, 64=0.0%, >=64=0.0% issued rwts: total=1024,0,0,0 short=0,0,0,0 dropped=0,0,0,0 errors : total=0, first_error=0/ latency : target=0, window=0, percentile=100.00%, depth=16 job5: (groupid=0, jobs=1): err= 0: pid=456955: Thu Oct 1 19:31:09 2026 read: IOPS=626, BW=626KiB/s (641kB/s)(1024KiB/1635msec) clat (nsec): min=850, max=31085k, avg=1584117.05, stdev=3670215.27 lat (nsec): min=871, max=31085k, avg=1584214.18, stdev=3670236.33 clat percentiles (nsec): | 1.00th=[ 884], 5.00th=[ 980], 10.00th=[ 1020], | 20.00th=[ 1224], 30.00th=[ 1512], 40.00th=[ 1816], | 50.00th=[ 2576], 60.00th=[ 31616], 70.00th=[ 59136], | 80.00th=[ 2179072], 90.00th=[ 6193152], 95.00th=[ 9764864], | 99.00th=[16449536], 99.50th=[18743296], 99.90th=[27656192], | 99.95th=[31064064], 99.99th=[31064064] bw ( KiB/s): min= 180, max= 972, per=12.82%, avg=468.00, stdev=437.96, samples=3 iops : min= 180, max= 972, avg=468.00, stdev=437.96, samples=3 lat (nsec) : 1000=7.62% lat (usec) : 2=37.89%, 4=5.18%, 10=0.78%, 20=0.10%, 50=17.38% lat (usec) : 100=3.71%, 250=2.05%, 500=0.98%, 750=0.29%, 1000=0.29% lat (msec) : 2=2.93%, 4=5.76%, 10=10.45%, 20=4.10%, 50=0.49% cpu : usr=0.00%, sys=0.67%, ctx=661, majf=0, minf=12 IO depths : 1=100.0%, 2=0.0%, 4=0.0%, 8=0.0%, 16=0.0%, 32=0.0%, >=64=0.0% submit : 0=0.0%, 4=100.0%, 8=0.0%, 16=0.0%, 32=0.0%, 64=0.0%, >=64=0.0% complete : 0=0.0%, 4=100.0%, 8=0.0%, 16=0.0%, 32=0.0%, 64=0.0%, >=64=0.0% issued rwts: total=1024,0,0,0 short=0,0,0,0 dropped=0,0,0,0 errors : total=0, first_error=0/ latency : target=0, window=0, percentile=100.00%, depth=16 job6: (groupid=0, jobs=1): err= 0: pid=456956: Thu Oct 1 19:31:09 2026 write: IOPS=1142, BW=9143KiB/s (9362kB/s)(1024KiB/112msec); 0 zone resets slat (nsec): min=90, max=95212, avg=2142.49, stdev=10390.93 clat (usec): min=27, max=60304, avg=13786.34, stdev=17268.06 lat (usec): min=32, max=60304, avg=13788.48, stdev=17269.31 clat percentiles (usec): | 1.00th=[ 34], 5.00th=[ 53], 10.00th=[ 103], 20.00th=[ 2311], | 30.00th=[ 2933], 40.00th=[ 5735], 50.00th=[ 6915], 60.00th=[ 8717], | 70.00th=[12387], 80.00th=[20317], 90.00th=[54264], 95.00th=[54264], | 99.00th=[60556], 99.50th=[60556], 99.90th=[60556], 99.95th=[60556], | 99.99th=[60556] lat (usec) : 50=3.91%, 100=4.69%, 250=9.38% lat (msec) : 2=0.78%, 4=12.50%, 10=30.47%, 20=17.19%, 50=8.59% lat (msec) : 100=12.50% cpu : usr=0.00%, sys=0.00%, ctx=34, majf=0, minf=22 IO depths : 1=0.0%, 2=6.2%, 4=0.0%, 8=62.5%, 16=31.2%, 32=0.0%, >=64=0.0% submit : 0=0.0%, 4=100.0%, 8=0.0%, 16=0.0%, 32=0.0%, 64=0.0%, >=64=0.0% complete : 0=0.0%, 4=92.9%, 8=3.8%, 16=3.2%, 32=0.0%, 64=0.0%, >=64=0.0% issued rwts: total=0,128,0,0 short=0,0,0,0 dropped=0,0,0,0 errors : total=0, first_error=0/ latency : target=0, window=0, percentile=100.00%, depth=16 job6: (groupid=0, jobs=1): err= 0: pid=456957: Thu Oct 1 19:31:09 2026 write: IOPS=1024, BW=8192KiB/s (8389kB/s)(1024KiB/125msec); 0 zone resets slat (nsec): min=200, max=80882, avg=1926.40, stdev=8122.52 clat (usec): min=15, max=44350, avg=15067.17, stdev=13737.81 lat (usec): min=15, max=44351, avg=15069.09, stdev=13738.02 clat percentiles (usec): | 1.00th=[ 18], 5.00th=[ 29], 10.00th=[ 37], 20.00th=[ 799], | 30.00th=[ 5342], 40.00th=[ 8291], 50.00th=[12387], 60.00th=[15795], | 70.00th=[20579], 80.00th=[28967], 90.00th=[37487], 95.00th=[44303], | 99.00th=[44303], 99.50th=[44303], 99.90th=[44303], 99.95th=[44303], | 99.99th=[44303] lat (usec) : 20=2.34%, 50=10.16%, 100=2.34%, 250=0.78%, 500=0.78% lat (usec) : 1000=7.81% lat (msec) : 2=0.78%, 4=2.34%, 10=15.62%, 20=25.78%, 50=31.25% cpu : usr=0.00%, sys=0.00%, ctx=39, majf=0, minf=21 IO depths : 1=0.0%, 2=0.0%, 4=0.0%, 8=50.0%, 16=50.0%, 32=0.0%, >=64=0.0% submit : 0=0.0%, 4=100.0%, 8=0.0%, 16=0.0%, 32=0.0%, 64=0.0%, >=64=0.0% complete : 0=0.0%, 4=93.9%, 8=4.9%, 16=1.2%, 32=0.0%, 64=0.0%, >=64=0.0% issued rwts: total=0,128,0,0 short=0,0,0,0 dropped=0,0,0,0 errors : total=0, first_error=0/ latency : target=0, window=0, percentile=100.00%, depth=16 job6: (groupid=0, jobs=1): err= 0: pid=456958: Thu Oct 1 19:31:09 2026 write: IOPS=643, BW=5146KiB/s (5269kB/s)(1024KiB/199msec); 0 zone resets slat (nsec): min=220, max=70372, avg=2313.22, stdev=9151.40 clat (usec): min=49, max=92554, avg=24268.39, stdev=22616.20 lat (usec): min=49, max=92554, avg=24270.70, stdev=22615.56 clat percentiles (usec): | 1.00th=[ 51], 5.00th=[ 139], 10.00th=[ 277], 20.00th=[ 5866], | 30.00th=[ 8717], 40.00th=[10945], 50.00th=[17957], 60.00th=[25560], | 70.00th=[33424], 80.00th=[40633], 90.00th=[61080], 95.00th=[76022], | 99.00th=[92799], 99.50th=[92799], 99.90th=[92799], 99.95th=[92799], | 99.99th=[92799] lat (usec) : 50=0.78%, 100=0.78%, 250=7.03%, 500=2.34% lat (msec) : 10=21.09%, 20=25.00%, 50=30.47%, 100=12.50% cpu : usr=0.00%, sys=0.00%, ctx=50, majf=0, minf=21 IO depths : 1=0.0%, 2=0.0%, 4=6.2%, 8=62.5%, 16=31.2%, 32=0.0%, >=64=0.0% submit : 0=0.0%, 4=100.0%, 8=0.0%, 16=0.0%, 32=0.0%, 64=0.0%, >=64=0.0% complete : 0=0.0%, 4=94.7%, 8=3.6%, 16=1.8%, 32=0.0%, 64=0.0%, >=64=0.0% issued rwts: total=0,128,0,0 short=0,0,0,0 dropped=0,0,0,0 errors : total=0, first_error=0/ latency : target=0, window=0, percentile=100.00%, depth=16 job6: (groupid=0, jobs=1): err= 0: pid=456959: Thu Oct 1 19:31:09 2026 write: IOPS=1523, BW=11.9MiB/s (12.5MB/s)(1024KiB/84msec); 0 zone resets slat (nsec): min=130, max=80991, avg=1640.64, stdev=7865.23 clat (usec): min=13, max=37572, avg=9945.52, stdev=10462.60 lat (usec): min=13, max=37608, avg=9947.16, stdev=10463.56 clat percentiles (usec): | 1.00th=[ 19], 5.00th=[ 36], 10.00th=[ 46], 20.00th=[ 137], | 30.00th=[ 1221], 40.00th=[ 4178], 50.00th=[ 6128], 60.00th=[13304], | 70.00th=[14746], 80.00th=[19006], 90.00th=[22152], 95.00th=[37487], | 99.00th=[37487], 99.50th=[37487], 99.90th=[37487], 99.95th=[37487], | 99.99th=[37487] lat (usec) : 20=2.34%, 50=10.16%, 100=7.03%, 250=2.34%, 750=1.56% lat (msec) : 2=14.84%, 4=1.56%, 10=17.97%, 20=25.00%, 50=17.19% cpu : usr=0.00%, sys=0.00%, ctx=30, majf=0, minf=22 IO depths : 1=0.0%, 2=6.2%, 4=12.5%, 8=56.2%, 16=25.0%, 32=0.0%, >=64=0.0% submit : 0=0.0%, 4=100.0%, 8=0.0%, 16=0.0%, 32=0.0%, 64=0.0%, >=64=0.0% complete : 0=0.0%, 4=92.8%, 8=3.9%, 16=3.3%, 32=0.0%, 64=0.0%, >=64=0.0% issued rwts: total=0,128,0,0 short=0,0,0,0 dropped=0,0,0,0 errors : total=0, first_error=0/ latency : target=0, window=0, percentile=100.00%, depth=16 job6: (groupid=0, jobs=1): err= 0: pid=456960: Thu Oct 1 19:31:09 2026 write: IOPS=1753, BW=13.7MiB/s (14.4MB/s)(1024KiB/73msec); 0 zone resets slat (nsec): min=140, max=84212, avg=1955.82, stdev=8106.30 clat (usec): min=21, max=26485, avg=8281.44, stdev=8374.82 lat (usec): min=21, max=26485, avg=8283.39, stdev=8375.85 clat percentiles (usec): | 1.00th=[ 23], 5.00th=[ 31], 10.00th=[ 43], 20.00th=[ 70], | 30.00th=[ 2343], 40.00th=[ 4883], 50.00th=[ 5669], 60.00th=[ 7308], | 70.00th=[11731], 80.00th=[14746], 90.00th=[25822], 95.00th=[26608], | 99.00th=[26608], 99.50th=[26608], 99.90th=[26608], 99.95th=[26608], | 99.99th=[26608] lat (usec) : 50=11.72%, 100=10.16%, 250=4.69% lat (msec) : 2=0.78%, 4=6.25%, 10=35.94%, 20=18.75%, 50=11.72% cpu : usr=0.00%, sys=0.00%, ctx=28, majf=0, minf=20 IO depths : 1=0.0%, 2=18.8%, 4=0.0%, 8=56.2%, 16=25.0%, 32=0.0%, >=64=0.0% submit : 0=0.0%, 4=100.0%, 8=0.0%, 16=0.0%, 32=0.0%, 64=0.0%, >=64=0.0% complete : 0=0.0%, 4=94.2%, 8=3.2%, 16=2.6%, 32=0.0%, 64=0.0%, >=64=0.0% issued rwts: total=0,128,0,0 short=0,0,0,0 dropped=0,0,0,0 errors : total=0, first_error=0/ latency : target=0, window=0, percentile=100.00%, depth=16 job7: (groupid=0, jobs=1): err= 0: pid=456961: Thu Oct 1 19:31:09 2026 write: IOPS=125, BW=1008KiB/s (1032kB/s)(1024KiB/1016msec); 0 zone resets clat (usec): min=8, max=32287, avg=7858.80, stdev=5843.47 lat (usec): min=8, max=32287, avg=7859.09, stdev=5843.49 clat percentiles (usec): | 1.00th=[ 11], 5.00th=[ 20], 10.00th=[ 1647], 20.00th=[ 3130], | 30.00th=[ 4424], 40.00th=[ 5800], 50.00th=[ 7242], 60.00th=[ 8160], | 70.00th=[ 9372], 80.00th=[10945], 90.00th=[16712], 95.00th=[18744], | 99.00th=[26084], 99.50th=[32375], 99.90th=[32375], 99.95th=[32375], | 99.99th=[32375] bw ( KiB/s): min= 1152, max= 1152, per=10.47%, avg=1152.00, stdev= 0.00, samples=1 iops : min= 144, max= 144, avg=144.00, stdev= 0.00, samples=1 lat (usec) : 10=0.78%, 20=4.69%, 500=0.78%, 750=1.56% lat (msec) : 2=4.69%, 4=14.84%, 10=45.31%, 20=22.66%, 50=4.69% cpu : usr=0.10%, sys=0.49%, ctx=263, majf=0, minf=11 IO depths : 1=100.0%, 2=0.0%, 4=0.0%, 8=0.0%, 16=0.0%, 32=0.0%, >=64=0.0% submit : 0=0.0%, 4=100.0%, 8=0.0%, 16=0.0%, 32=0.0%, 64=0.0%, >=64=0.0% complete : 0=0.0%, 4=100.0%, 8=0.0%, 16=0.0%, 32=0.0%, 64=0.0%, >=64=0.0% issued rwts: total=0,128,0,0 short=0,0,0,0 dropped=0,0,0,0 errors : total=0, first_error=0/ latency : target=0, window=0, percentile=100.00%, depth=16 job7: (groupid=0, jobs=1): err= 0: pid=456962: Thu Oct 1 19:31:09 2026 write: IOPS=126, BW=1016KiB/s (1040kB/s)(1024KiB/1008msec); 0 zone resets clat (usec): min=8, max=30707, avg=7776.51, stdev=5654.45 lat (usec): min=8, max=30708, avg=7776.80, stdev=5654.46 clat percentiles (usec): | 1.00th=[ 12], 5.00th=[ 273], 10.00th=[ 1729], 20.00th=[ 2769], | 30.00th=[ 4490], 40.00th=[ 5669], 50.00th=[ 6521], 60.00th=[ 8160], | 70.00th=[ 9634], 80.00th=[12387], 90.00th=[15533], 95.00th=[17957], | 99.00th=[27132], 99.50th=[30802], 99.90th=[30802], 99.95th=[30802], | 99.99th=[30802] bw ( KiB/s): min= 1204, max= 1204, per=10.94%, avg=1204.00, stdev= 0.00, samples=1 iops : min= 150, max= 150, avg=150.00, stdev= 0.00, samples=1 lat (usec) : 10=0.78%, 20=2.34%, 50=0.78%, 500=3.12% lat (msec) : 2=6.25%, 4=14.84%, 10=43.75%, 20=25.00%, 50=3.12% cpu : usr=0.10%, sys=0.50%, ctx=293, majf=0, minf=11 IO depths : 1=100.0%, 2=0.0%, 4=0.0%, 8=0.0%, 16=0.0%, 32=0.0%, >=64=0.0% submit : 0=0.0%, 4=100.0%, 8=0.0%, 16=0.0%, 32=0.0%, 64=0.0%, >=64=0.0% complete : 0=0.0%, 4=100.0%, 8=0.0%, 16=0.0%, 32=0.0%, 64=0.0%, >=64=0.0% issued rwts: total=0,128,0,0 short=0,0,0,0 dropped=0,0,0,0 errors : total=0, first_error=0/ latency : target=0, window=0, percentile=100.00%, depth=16 job7: (groupid=0, jobs=1): err= 0: pid=456963: Thu Oct 1 19:31:09 2026 write: IOPS=2133, BW=16.7MiB/s (17.5MB/s)(1024KiB/60msec); 0 zone resets clat (usec): min=4, max=18291, avg=376.73, stdev=2247.79 lat (usec): min=4, max=18291, avg=376.82, stdev=2247.84 clat percentiles (usec): | 1.00th=[ 5], 5.00th=[ 5], 10.00th=[ 6], 20.00th=[ 6], | 30.00th=[ 6], 40.00th=[ 7], 50.00th=[ 7], 60.00th=[ 8], | 70.00th=[ 9], 80.00th=[ 10], 90.00th=[ 14], 95.00th=[ 19], | 99.00th=[14484], 99.50th=[18220], 99.90th=[18220], 99.95th=[18220], | 99.99th=[18220] lat (usec) : 10=83.59%, 20=11.72%, 50=1.56% lat (msec) : 10=1.56%, 20=1.56% cpu : usr=0.00%, sys=1.69%, ctx=19, majf=0, minf=11 IO depths : 1=100.0%, 2=0.0%, 4=0.0%, 8=0.0%, 16=0.0%, 32=0.0%, >=64=0.0% submit : 0=0.0%, 4=100.0%, 8=0.0%, 16=0.0%, 32=0.0%, 64=0.0%, >=64=0.0% complete : 0=0.0%, 4=100.0%, 8=0.0%, 16=0.0%, 32=0.0%, 64=0.0%, >=64=0.0% issued rwts: total=0,128,0,0 short=0,0,0,0 dropped=0,0,0,0 errors : total=0, first_error=0/ latency : target=0, window=0, percentile=100.00%, depth=16 job7: (groupid=0, jobs=1): err= 0: pid=456964: Thu Oct 1 19:31:09 2026 write: IOPS=150, BW=1203KiB/s (1232kB/s)(1024KiB/851msec); 0 zone resets clat (usec): min=5, max=22688, avg=6570.20, stdev=4984.19 lat (usec): min=5, max=22688, avg=6570.44, stdev=4984.23 clat percentiles (usec): | 1.00th=[ 6], 5.00th=[ 7], 10.00th=[ 8], 20.00th=[ 1598], | 30.00th=[ 2933], 40.00th=[ 5211], 50.00th=[ 6521], 60.00th=[ 7898], | 70.00th=[ 9110], 80.00th=[10421], 90.00th=[13435], 95.00th=[15270], | 99.00th=[17957], 99.50th=[22676], 99.90th=[22676], 99.95th=[22676], | 99.99th=[22676] bw ( KiB/s): min= 1416, max= 1416, per=12.86%, avg=1416.00, stdev= 0.00, samples=1 iops : min= 177, max= 177, avg=177.00, stdev= 0.00, samples=1 lat (usec) : 10=13.28%, 20=3.12%, 50=0.78% lat (msec) : 2=5.47%, 4=13.28%, 10=39.06%, 20=24.22%, 50=0.78% cpu : usr=0.00%, sys=0.82%, ctx=205, majf=0, minf=10 IO depths : 1=100.0%, 2=0.0%, 4=0.0%, 8=0.0%, 16=0.0%, 32=0.0%, >=64=0.0% submit : 0=0.0%, 4=100.0%, 8=0.0%, 16=0.0%, 32=0.0%, 64=0.0%, >=64=0.0% complete : 0=0.0%, 4=100.0%, 8=0.0%, 16=0.0%, 32=0.0%, 64=0.0%, >=64=0.0% issued rwts: total=0,128,0,0 short=0,0,0,0 dropped=0,0,0,0 errors : total=0, first_error=0/ latency : target=0, window=0, percentile=100.00%, depth=16 job7: (groupid=0, jobs=1): err= 0: pid=456965: Thu Oct 1 19:31:09 2026 write: IOPS=2031, BW=15.9MiB/s (16.6MB/s)(1024KiB/63msec); 0 zone resets clat (usec): min=4, max=16467, avg=378.98, stdev=2225.73 lat (usec): min=4, max=16467, avg=379.08, stdev=2225.76 clat percentiles (usec): | 1.00th=[ 5], 5.00th=[ 5], 10.00th=[ 5], 20.00th=[ 6], | 30.00th=[ 7], 40.00th=[ 7], 50.00th=[ 8], 60.00th=[ 8], | 70.00th=[ 9], 80.00th=[ 11], 90.00th=[ 12], 95.00th=[ 17], | 99.00th=[16188], 99.50th=[16450], 99.90th=[16450], 99.95th=[16450], | 99.99th=[16450] lat (usec) : 10=79.69%, 20=15.62%, 50=1.56% lat (msec) : 10=1.56%, 20=1.56% cpu : usr=0.00%, sys=1.61%, ctx=26, majf=0, minf=10 IO depths : 1=100.0%, 2=0.0%, 4=0.0%, 8=0.0%, 16=0.0%, 32=0.0%, >=64=0.0% submit : 0=0.0%, 4=100.0%, 8=0.0%, 16=0.0%, 32=0.0%, 64=0.0%, >=64=0.0% complete : 0=0.0%, 4=100.0%, 8=0.0%, 16=0.0%, 32=0.0%, 64=0.0%, >=64=0.0% issued rwts: total=0,128,0,0 short=0,0,0,0 dropped=0,0,0,0 errors : total=0, first_error=0/ latency : target=0, window=0, percentile=100.00%, depth=16 job8: (groupid=0, jobs=1): err= 0: pid=456966: Thu Oct 1 19:31:09 2026 write: IOPS=27.7k, BW=27.0MiB/s (28.3MB/s)(1024KiB/37msec); 0 zone resets clat (nsec): min=20, max=8521.6k, avg=34912.38, stdev=392340.74 lat (nsec): min=49, max=8521.6k, avg=34957.56, stdev=392346.46 clat percentiles (nsec): | 1.00th=[ 29], 5.00th=[ 30], 10.00th=[ 30], | 20.00th=[ 40], 30.00th=[ 60], 40.00th=[ 70], | 50.00th=[ 90], 60.00th=[ 1912], 70.00th=[ 2256], | 80.00th=[ 2928], 90.00th=[ 3376], 95.00th=[ 6304], | 99.00th=[1138688], 99.50th=[1925120], 99.90th=[6455296], | 99.95th=[8585216], 99.99th=[8585216] lat (nsec) : 50=25.49%, 100=25.10%, 250=8.01%, 500=0.39% lat (usec) : 2=3.22%, 4=30.66%, 10=4.88%, 20=0.29%, 50=0.49% lat (usec) : 100=0.29%, 750=0.10% lat (msec) : 2=0.59%, 4=0.29%, 10=0.20% cpu : usr=0.00%, sys=2.78%, ctx=23, majf=13, minf=418 IO depths : 1=100.0%, 2=0.0%, 4=0.0%, 8=0.0%, 16=0.0%, 32=0.0%, >=64=0.0% submit : 0=0.0%, 4=100.0%, 8=0.0%, 16=0.0%, 32=0.0%, 64=0.0%, >=64=0.0% complete : 0=0.0%, 4=100.0%, 8=0.0%, 16=0.0%, 32=0.0%, 64=0.0%, >=64=0.0% issued rwts: total=0,1024,0,0 short=0,0,0,0 dropped=0,0,0,0 errors : total=0, first_error=0/ latency : target=0, window=0, percentile=100.00%, depth=16 job8: (groupid=0, jobs=1): err= 0: pid=456967: Thu Oct 1 19:31:09 2026 write: IOPS=28.4k, BW=27.8MiB/s (29.1MB/s)(1024KiB/36msec); 0 zone resets clat (nsec): min=29, max=9166.1k, avg=33821.10, stdev=370080.92 lat (nsec): min=49, max=9166.2k, avg=33866.32, stdev=370082.75 clat percentiles (nsec): | 1.00th=[ 29], 5.00th=[ 30], 10.00th=[ 40], | 20.00th=[ 60], 30.00th=[ 70], 40.00th=[ 80], | 50.00th=[ 110], 60.00th=[ 2096], 70.00th=[ 2416], | 80.00th=[ 3024], 90.00th=[ 22144], 95.00th=[ 34560], | 99.00th=[ 643072], 99.50th=[1433600], 99.90th=[5275648], | 99.95th=[9109504], 99.99th=[9109504] lat (nsec) : 50=17.38%, 100=26.76%, 250=10.94%, 500=0.39%, 750=0.10% lat (usec) : 2=1.95%, 4=30.37%, 10=1.56%, 20=0.29%, 50=7.03% lat (usec) : 100=1.27%, 250=0.59%, 500=0.29%, 750=0.20%, 1000=0.10% lat (msec) : 2=0.29%, 4=0.29%, 10=0.20% cpu : usr=0.00%, sys=8.57%, ctx=116, majf=94, minf=372 IO depths : 1=100.0%, 2=0.0%, 4=0.0%, 8=0.0%, 16=0.0%, 32=0.0%, >=64=0.0% submit : 0=0.0%, 4=100.0%, 8=0.0%, 16=0.0%, 32=0.0%, 64=0.0%, >=64=0.0% complete : 0=0.0%, 4=100.0%, 8=0.0%, 16=0.0%, 32=0.0%, 64=0.0%, >=64=0.0% issued rwts: total=0,1024,0,0 short=0,0,0,0 dropped=0,0,0,0 errors : total=0, first_error=0/ latency : target=0, window=0, percentile=100.00%, depth=16 job8: (groupid=0, jobs=1): err= 0: pid=456968: Thu Oct 1 19:31:09 2026 write: IOPS=29.3k, BW=28.6MiB/s (30.0MB/s)(1024KiB/35msec); 0 zone resets clat (nsec): min=20, max=6547.3k, avg=29386.10, stdev=302481.72 lat (nsec): min=49, max=6547.3k, avg=29437.02, stdev=302483.98 clat percentiles (nsec): | 1.00th=[ 30], 5.00th=[ 40], 10.00th=[ 40], | 20.00th=[ 60], 30.00th=[ 71], 40.00th=[ 100], | 50.00th=[ 171], 60.00th=[ 2160], 70.00th=[ 2896], | 80.00th=[ 3536], 90.00th=[ 22144], 95.00th=[ 28800], | 99.00th=[ 536576], 99.50th=[1679360], 99.90th=[5472256], | 99.95th=[6520832], 99.99th=[6520832] lat (nsec) : 50=12.11%, 100=25.98%, 250=15.33%, 500=0.78% lat (usec) : 2=1.37%, 4=27.25%, 10=5.96%, 20=0.68%, 50=7.71% lat (usec) : 100=1.07%, 250=0.59%, 500=0.10%, 750=0.29% lat (msec) : 2=0.39%, 4=0.20%, 10=0.20% cpu : usr=0.00%, sys=8.82%, ctx=113, majf=100, minf=376 IO depths : 1=100.0%, 2=0.0%, 4=0.0%, 8=0.0%, 16=0.0%, 32=0.0%, >=64=0.0% submit : 0=0.0%, 4=100.0%, 8=0.0%, 16=0.0%, 32=0.0%, 64=0.0%, >=64=0.0% complete : 0=0.0%, 4=100.0%, 8=0.0%, 16=0.0%, 32=0.0%, 64=0.0%, >=64=0.0% issued rwts: total=0,1024,0,0 short=0,0,0,0 dropped=0,0,0,0 errors : total=0, first_error=0/ latency : target=0, window=0, percentile=100.00%, depth=16 job8: (groupid=0, jobs=1): err= 0: pid=456969: Thu Oct 1 19:31:09 2026 write: IOPS=28.4k, BW=27.8MiB/s (29.1MB/s)(1024KiB/36msec); 0 zone resets clat (nsec): min=20, max=4825.8k, avg=30203.10, stdev=314352.89 lat (nsec): min=49, max=4825.8k, avg=30251.09, stdev=314355.17 clat percentiles (nsec): | 1.00th=[ 30], 5.00th=[ 40], 10.00th=[ 50], | 20.00th=[ 60], 30.00th=[ 70], 40.00th=[ 80], | 50.00th=[ 100], 60.00th=[ 161], 70.00th=[ 2512], | 80.00th=[ 2896], 90.00th=[ 3152], 95.00th=[ 3408], | 99.00th=[ 177152], 99.50th=[3096576], 99.90th=[4685824], | 99.95th=[4816896], 99.99th=[4816896] lat (nsec) : 50=8.79%, 100=40.82%, 250=12.21%, 500=0.29% lat (usec) : 2=0.29%, 4=35.06%, 10=0.59%, 20=0.20%, 50=0.49% lat (usec) : 100=0.20%, 250=0.10% lat (msec) : 2=0.29%, 4=0.49%, 10=0.20% cpu : usr=2.86%, sys=0.00%, ctx=22, majf=10, minf=390 IO depths : 1=100.0%, 2=0.0%, 4=0.0%, 8=0.0%, 16=0.0%, 32=0.0%, >=64=0.0% submit : 0=0.0%, 4=100.0%, 8=0.0%, 16=0.0%, 32=0.0%, 64=0.0%, >=64=0.0% complete : 0=0.0%, 4=100.0%, 8=0.0%, 16=0.0%, 32=0.0%, 64=0.0%, >=64=0.0% issued rwts: total=0,1024,0,0 short=0,0,0,0 dropped=0,0,0,0 errors : total=0, first_error=0/ latency : target=0, window=0, percentile=100.00%, depth=16 job8: (groupid=0, jobs=1): err= 0: pid=456970: Thu Oct 1 19:31:09 2026 write: IOPS=30.1k, BW=29.4MiB/s (30.8MB/s)(1024KiB/34msec); 0 zone resets clat (nsec): min=20, max=8753.7k, avg=29535.65, stdev=365108.18 lat (nsec): min=49, max=8753.7k, avg=29583.33, stdev=365109.39 clat percentiles (nsec): | 1.00th=[ 29], 5.00th=[ 30], 10.00th=[ 30], | 20.00th=[ 40], 30.00th=[ 60], 40.00th=[ 80], | 50.00th=[ 110], 60.00th=[ 270], 70.00th=[ 2320], | 80.00th=[ 2896], 90.00th=[ 3312], 95.00th=[ 29312], | 99.00th=[ 288768], 99.50th=[1433600], 99.90th=[4816896], | 99.95th=[8716288], 99.99th=[8716288] lat (nsec) : 50=24.61%, 100=21.68%, 250=13.48%, 500=1.27% lat (usec) : 2=1.37%, 4=30.27%, 10=1.86%, 20=0.29%, 50=3.22% lat (usec) : 100=0.49%, 250=0.29%, 500=0.39%, 1000=0.20% lat (msec) : 2=0.20%, 4=0.10%, 10=0.29% cpu : usr=3.03%, sys=3.03%, ctx=58, majf=48, minf=360 IO depths : 1=100.0%, 2=0.0%, 4=0.0%, 8=0.0%, 16=0.0%, 32=0.0%, >=64=0.0% submit : 0=0.0%, 4=100.0%, 8=0.0%, 16=0.0%, 32=0.0%, 64=0.0%, >=64=0.0% complete : 0=0.0%, 4=100.0%, 8=0.0%, 16=0.0%, 32=0.0%, 64=0.0%, >=64=0.0% issued rwts: total=0,1024,0,0 short=0,0,0,0 dropped=0,0,0,0 errors : total=0, first_error=0/ latency : target=0, window=0, percentile=100.00%, depth=16 job9: (groupid=0, jobs=1): err= 5 (file:engines/mmap.c:257, func=msync, error=Input/output error): pid=456971: Thu Oct 1 19:31:09 2026 write: IOPS=78, BW=313KiB/s (321kB/s)(1020KiB/3254msec); 0 zone resets clat (usec): min=3549, max=30565, avg=12685.57, stdev=6151.17 lat (usec): min=3549, max=30566, avg=12685.90, stdev=6151.19 clat percentiles (usec): | 1.00th=[ 3818], 5.00th=[ 4424], 10.00th=[ 5407], 20.00th=[ 7504], | 30.00th=[ 8455], 40.00th=[ 9241], 50.00th=[11207], 60.00th=[13698], | 70.00th=[16450], 80.00th=[18744], 90.00th=[20841], 95.00th=[23987], | 99.00th=[28443], 99.50th=[30016], 99.90th=[30540], 99.95th=[30540], | 99.99th=[30540] bw ( KiB/s): min= 184, max= 512, per=2.70%, avg=297.33, stdev=127.74, samples=6 iops : min= 46, max= 128, avg=74.33, stdev=31.94, samples=6 lat (msec) : 4=2.34%, 10=44.53%, 20=37.50%, 50=15.23% cpu : usr=0.00%, sys=0.52%, ctx=726, majf=168, minf=102 IO depths : 1=100.0%, 2=0.0%, 4=0.0%, 8=0.0%, 16=0.0%, 32=0.0%, >=64=0.0% submit : 0=0.0%, 4=100.0%, 8=0.0%, 16=0.0%, 32=0.0%, 64=0.0%, >=64=0.0% complete : 0=0.0%, 4=100.0%, 8=0.0%, 16=0.0%, 32=0.0%, 64=0.0%, >=64=0.0% issued rwts: total=0,256,0,0 short=0,0,0,0 dropped=0,0,0,0 errors : total=1, first_error=5/ latency : target=0, window=0, percentile=100.00%, depth=16 job9: (groupid=0, jobs=1): err= 5 (file:engines/mmap.c:257, func=msync, error=Input/output error): pid=456972: Thu Oct 1 19:31:09 2026 write: IOPS=79, BW=318KiB/s (325kB/s)(1020KiB/3212msec); 0 zone resets clat (usec): min=3067, max=40715, avg=12573.58, stdev=6257.07 lat (usec): min=3067, max=40715, avg=12573.89, stdev=6257.09 clat percentiles (usec): | 1.00th=[ 4178], 5.00th=[ 4555], 10.00th=[ 5342], 20.00th=[ 7504], | 30.00th=[ 8225], 40.00th=[ 9110], 50.00th=[10421], 60.00th=[13566], | 70.00th=[16188], 80.00th=[18220], 90.00th=[20579], 95.00th=[23462], | 99.00th=[29754], 99.50th=[32113], 99.90th=[40633], 99.95th=[40633], | 99.99th=[40633] bw ( KiB/s): min= 192, max= 537, per=2.77%, avg=305.50, stdev=138.01, samples=6 iops : min= 48, max= 134, avg=76.33, stdev=34.42, samples=6 lat (msec) : 4=0.39%, 10=47.66%, 20=38.28%, 50=13.28% cpu : usr=0.03%, sys=0.47%, ctx=698, majf=156, minf=114 IO depths : 1=100.0%, 2=0.0%, 4=0.0%, 8=0.0%, 16=0.0%, 32=0.0%, >=64=0.0% submit : 0=0.0%, 4=100.0%, 8=0.0%, 16=0.0%, 32=0.0%, 64=0.0%, >=64=0.0% complete : 0=0.0%, 4=100.0%, 8=0.0%, 16=0.0%, 32=0.0%, 64=0.0%, >=64=0.0% issued rwts: total=0,256,0,0 short=0,0,0,0 dropped=0,0,0,0 errors : total=1, first_error=5/ latency : target=0, window=0, percentile=100.00%, depth=16 job9: (groupid=0, jobs=1): err= 5 (file:engines/mmap.c:257, func=msync, error=Input/output error): pid=456973: Thu Oct 1 19:31:09 2026 write: IOPS=79, BW=316KiB/s (324kB/s)(1020KiB/3225msec); 0 zone resets clat (usec): min=3429, max=36467, avg=12630.66, stdev=6453.92 lat (usec): min=3430, max=36467, avg=12631.00, stdev=6453.94 clat percentiles (usec): | 1.00th=[ 3818], 5.00th=[ 4686], 10.00th=[ 5276], 20.00th=[ 7177], | 30.00th=[ 8291], 40.00th=[ 9241], 50.00th=[10421], 60.00th=[13304], | 70.00th=[16057], 80.00th=[18482], 90.00th=[21365], 95.00th=[24249], | 99.00th=[35914], 99.50th=[35914], 99.90th=[36439], 99.95th=[36439], | 99.99th=[36439] bw ( KiB/s): min= 184, max= 537, per=2.74%, avg=302.83, stdev=140.04, samples=6 iops : min= 46, max= 134, avg=75.67, stdev=34.93, samples=6 lat (msec) : 4=1.56%, 10=45.70%, 20=36.72%, 50=15.62% cpu : usr=0.03%, sys=0.47%, ctx=716, majf=176, minf=94 IO depths : 1=100.0%, 2=0.0%, 4=0.0%, 8=0.0%, 16=0.0%, 32=0.0%, >=64=0.0% submit : 0=0.0%, 4=100.0%, 8=0.0%, 16=0.0%, 32=0.0%, 64=0.0%, >=64=0.0% complete : 0=0.0%, 4=100.0%, 8=0.0%, 16=0.0%, 32=0.0%, 64=0.0%, >=64=0.0% issued rwts: total=0,256,0,0 short=0,0,0,0 dropped=0,0,0,0 errors : total=1, first_error=5/ latency : target=0, window=0, percentile=100.00%, depth=16 job9: (groupid=0, jobs=1): err= 5 (file:engines/mmap.c:257, func=msync, error=Input/output error): pid=456974: Thu Oct 1 19:31:09 2026 write: IOPS=79, BW=315KiB/s (323kB/s)(1020KiB/3234msec); 0 zone resets clat (usec): min=4052, max=35984, avg=12667.52, stdev=6127.29 lat (usec): min=4052, max=35984, avg=12667.85, stdev=6127.32 clat percentiles (usec): | 1.00th=[ 4178], 5.00th=[ 4621], 10.00th=[ 5604], 20.00th=[ 7767], | 30.00th=[ 8356], 40.00th=[ 9110], 50.00th=[10421], 60.00th=[13435], | 70.00th=[16188], 80.00th=[19006], 90.00th=[21103], 95.00th=[23200], | 99.00th=[28967], 99.50th=[29754], 99.90th=[35914], 99.95th=[35914], | 99.99th=[35914] bw ( KiB/s): min= 192, max= 537, per=2.76%, avg=304.17, stdev=138.71, samples=6 iops : min= 48, max= 134, avg=76.00, stdev=34.59, samples=6 lat (msec) : 10=48.05%, 20=36.72%, 50=14.84% cpu : usr=0.09%, sys=0.40%, ctx=717, majf=177, minf=92 IO depths : 1=100.0%, 2=0.0%, 4=0.0%, 8=0.0%, 16=0.0%, 32=0.0%, >=64=0.0% submit : 0=0.0%, 4=100.0%, 8=0.0%, 16=0.0%, 32=0.0%, 64=0.0%, >=64=0.0% complete : 0=0.0%, 4=100.0%, 8=0.0%, 16=0.0%, 32=0.0%, 64=0.0%, >=64=0.0% issued rwts: total=0,256,0,0 short=0,0,0,0 dropped=0,0,0,0 errors : total=1, first_error=5/ latency : target=0, window=0, percentile=100.00%, depth=16 job9: (groupid=0, jobs=1): err= 5 (file:engines/mmap.c:257, func=msync, error=Input/output error): pid=456975: Thu Oct 1 19:31:09 2026 write: IOPS=79, BW=315KiB/s (322kB/s)(1016KiB/3229msec); 0 zone resets clat (usec): min=3821, max=32314, avg=12590.10, stdev=6088.02 lat (usec): min=3821, max=32314, avg=12590.42, stdev=6088.04 clat percentiles (usec): | 1.00th=[ 4178], 5.00th=[ 4686], 10.00th=[ 5604], 20.00th=[ 7439], | 30.00th=[ 8455], 40.00th=[ 9110], 50.00th=[10683], 60.00th=[13435], | 70.00th=[16057], 80.00th=[18744], 90.00th=[20841], 95.00th=[23200], | 99.00th=[28967], 99.50th=[30016], 99.90th=[32375], 99.95th=[32375], | 99.99th=[32375] bw ( KiB/s): min= 192, max= 513, per=2.74%, avg=302.83, stdev=130.74, samples=6 iops : min= 48, max= 128, avg=75.67, stdev=32.60, samples=6 lat (msec) : 4=0.78%, 10=46.88%, 20=37.50%, 50=14.06% cpu : usr=0.03%, sys=0.50%, ctx=729, majf=176, minf=94 IO depths : 1=100.0%, 2=0.0%, 4=0.0%, 8=0.0%, 16=0.0%, 32=0.0%, >=64=0.0% submit : 0=0.0%, 4=100.0%, 8=0.0%, 16=0.0%, 32=0.0%, 64=0.0%, >=64=0.0% complete : 0=0.0%, 4=100.0%, 8=0.0%, 16=0.0%, 32=0.0%, 64=0.0%, >=64=0.0% issued rwts: total=0,256,0,0 short=0,0,0,0 dropped=0,0,0,0 errors : total=2, first_error=5/ latency : target=0, window=0, percentile=100.00%, depth=16 Run status group 0 (all jobs): READ: bw=3651KiB/s (3738kB/s), 365KiB/s-703KiB/s (374kB/s-720kB/s), io=10.0MiB (10.5MB), run=1456-2805msec WRITE: bw=10.7MiB/s (11.3MB/s), 313KiB/s-29.4MiB/s (321kB/s-30.8MB/s), io=35.0MiB (36.7MB), run=34-3254msec Disk stats (read/write): sdb: ios=13378/14924, sectors=35344/55039, merge=0/3, ticks=11337/32549, in_queue=46990, util=96.56% umount: /dev/sdb: not mounted.