3 wide RAIDZ/RAID5, special device mirror (metadata), ZIL log NVMe
zfs-2.2.7-pve2
zfs-kmod-2.2.7-pve2
pool: VM-HDD-Disks
state: ONLINE
scan: scrub repaired 0B in 17:37:35 with 0 errors on Sun Mar 9 18:01:36 2025
config:
NAME STATE READ WRITE CKSUM
VM-HDD-Disks ONLINE 0 0 0
raidz1-0 ONLINE 0 0 0
ata-ST12000NM001G-2MV103_ZS806SKT ONLINE 0 0 0
ata-ST12000NM001G-2MV103_ZL21YC1S ONLINE 0 0 0
ata-ST12000NM0008-2H3101_ZHZ4LWL0 ONLINE 0 0 0
special
mirror-1 ONLINE 0 0 0
ata-INTEL_SSDSC2KG960GZ_BTYJ338402MK960BGN ONLINE 0 0 0
ata-INTEL_SSDSC2KG960GZ_BTYJ338402NL960BGN ONLINE 0 0 0
logs
dm-uuid-LVM-Ed1I3RZLtMWgFzYEYQWHmrPVqtsMqYxcv2rfldJeYl0YnqO0e4F4hSO1UK27dBHJ ONLINE 0 0 0
NAME PROPERTY VALUE SOURCE
VM-HDD-Disks/subvol-113-disk-1 type filesystem -
VM-HDD-Disks/subvol-113-disk-1 creation Sat Mar 29 23:17 2025 -
VM-HDD-Disks/subvol-113-disk-1 used 89.3G -
VM-HDD-Disks/subvol-113-disk-1 available 111G -
VM-HDD-Disks/subvol-113-disk-1 referenced 89.3G -
VM-HDD-Disks/subvol-113-disk-1 compressratio 1.24x -
VM-HDD-Disks/subvol-113-disk-1 mounted yes -
VM-HDD-Disks/subvol-113-disk-1 quota none default
VM-HDD-Disks/subvol-113-disk-1 reservation none default
VM-HDD-Disks/subvol-113-disk-1 recordsize 128K default
VM-HDD-Disks/subvol-113-disk-1 mountpoint /VM-HDD-Disks/subvol-113-disk-1 default
VM-HDD-Disks/subvol-113-disk-1 sharenfs off default
VM-HDD-Disks/subvol-113-disk-1 checksum on default
VM-HDD-Disks/subvol-113-disk-1 compression on inherited from VM-HDD-Disks
VM-HDD-Disks/subvol-113-disk-1 atime on default
VM-HDD-Disks/subvol-113-disk-1 devices on default
VM-HDD-Disks/subvol-113-disk-1 exec on default
VM-HDD-Disks/subvol-113-disk-1 setuid on default
VM-HDD-Disks/subvol-113-disk-1 readonly off default
VM-HDD-Disks/subvol-113-disk-1 zoned off default
VM-HDD-Disks/subvol-113-disk-1 snapdir hidden default
VM-HDD-Disks/subvol-113-disk-1 aclmode discard default
VM-HDD-Disks/subvol-113-disk-1 aclinherit restricted default
VM-HDD-Disks/subvol-113-disk-1 createtxg 1745713 -
VM-HDD-Disks/subvol-113-disk-1 canmount on default
VM-HDD-Disks/subvol-113-disk-1 xattr sa local
VM-HDD-Disks/subvol-113-disk-1 copies 1 default
VM-HDD-Disks/subvol-113-disk-1 version 5 -
VM-HDD-Disks/subvol-113-disk-1 utf8only off -
VM-HDD-Disks/subvol-113-disk-1 normalization none -
VM-HDD-Disks/subvol-113-disk-1 casesensitivity sensitive -
VM-HDD-Disks/subvol-113-disk-1 vscan off default
VM-HDD-Disks/subvol-113-disk-1 nbmand off default
VM-HDD-Disks/subvol-113-disk-1 sharesmb off default
VM-HDD-Disks/subvol-113-disk-1 refquota 200G local
VM-HDD-Disks/subvol-113-disk-1 refreservation none default
VM-HDD-Disks/subvol-113-disk-1 primarycache all default
VM-HDD-Disks/subvol-113-disk-1 secondarycache all default
VM-HDD-Disks/subvol-113-disk-1 usedbydataset 89.3G -
VM-HDD-Disks/subvol-113-disk-1 logbias latency default
VM-HDD-Disks/subvol-113-disk-1 objsetid 67133 -
VM-HDD-Disks/subvol-113-disk-1 dedup off default
VM-HDD-Disks/subvol-113-disk-1 mlslabel none default
VM-HDD-Disks/subvol-113-disk-1 sync standard default
VM-HDD-Disks/subvol-113-disk-1 dnodesize legacy default
VM-HDD-Disks/subvol-113-disk-1 refcompressratio 1.24x -
VM-HDD-Disks/subvol-113-disk-1 written 89.3G -
VM-HDD-Disks/subvol-113-disk-1 logicalused 111G -
VM-HDD-Disks/subvol-113-disk-1 logicalreferenced 111G -
VM-HDD-Disks/subvol-113-disk-1 volmode default default
VM-HDD-Disks/subvol-113-disk-1 filesystem_limit none default
VM-HDD-Disks/subvol-113-disk-1 snapshot_limit none default
VM-HDD-Disks/subvol-113-disk-1 filesystem_count none default
VM-HDD-Disks/subvol-113-disk-1 snapshot_count none default
VM-HDD-Disks/subvol-113-disk-1 snapdev hidden default
VM-HDD-Disks/subvol-113-disk-1 acltype posix local
VM-HDD-Disks/subvol-113-disk-1 relatime on default
VM-HDD-Disks/subvol-113-disk-1 redundant_metadata all default
VM-HDD-Disks/subvol-113-disk-1 overlay on default
VM-HDD-Disks/subvol-113-disk-1 encryption off default
VM-HDD-Disks/subvol-113-disk-1 special_small_blocks 64K local
VM-HDD-Disks/subvol-113-disk-1 prefetch all default
iops : min= 34, max= 358, avg=256.90, stdev=16.70, samples=477iops : min=391884, max=421246, avg=413054.47, stdev=1192.75, samples=476iops : min= 1910, max= 4776, avg=3462.39, stdev=191.88, samples=476NFS usually uses sync writes.
IOPS-write: (g=0): rw=randwrite, bs=(R) 4096B-4096B, (W) 4096B-4096B, (T) 4096B-4096B, ioengine=libaio, iodepth=32
...
fio-3.33
Starting 4 processes
Jobs: 4 (f=4): [w(4)][100.0%][w=996KiB/s][w=249 IOPS][eta 00m:00s]
IOPS-write: (groupid=0, jobs=4): err= 0: pid=53311: Mon Mar 31 22:53:08 2025
write: IOPS=256, BW=1028KiB/s (1052kB/s)(60.4MiB/60132msec); 0 zone resets
slat (usec): min=7, max=430036, avg=15553.41, stdev=20371.38
clat (usec): min=6, max=1070.4k, avg=480135.61, stdev=138489.39
lat (msec): min=215, max=1070, avg=495.69, stdev=140.38
clat percentiles (msec):
| 1.00th=[ 317], 5.00th=[ 351], 10.00th=[ 368], 20.00th=[ 393],
| 30.00th=[ 414], 40.00th=[ 430], 50.00th=[ 447], 60.00th=[ 464],
| 70.00th=[ 485], 80.00th=[ 510], 90.00th=[ 600], 95.00th=[ 869],
| 99.00th=[ 961], 99.50th=[ 978], 99.90th=[ 1011], 99.95th=[ 1028],
| 99.99th=[ 1053]
bw ( KiB/s): min= 136, max= 1432, per=99.93%, avg=1027.62, stdev=66.80, samples=477
iops : min= 34, max= 358, avg=256.90, stdev=16.70, samples=477
lat (usec) : 10=0.03%
lat (msec) : 250=0.02%, 500=76.67%, 750=14.71%, 1000=8.41%, 2000=0.16%
cpu : usr=0.05%, sys=0.45%, ctx=14272, majf=0, minf=47
IO depths : 1=0.1%, 2=0.1%, 4=0.1%, 8=0.2%, 16=0.4%, 32=99.2%, >=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=0.1%, 64=0.0%, >=64=0.0%
issued rwts: total=0,15450,0,0 short=0,0,0,0 dropped=0,0,0,0
latency : target=0, window=0, percentile=100.00%, depth=32
Run status group 0 (all jobs):
WRITE: bw=1028KiB/s (1052kB/s), 1028KiB/s-1028KiB/s (1052kB/s-1052kB/s), io=60.4MiB (63.3MB), run=60132-60132msec
IOPS-write-s: (g=0): rw=randwrite, bs=(R) 4096B-4096B, (W) 4096B-4096B, (T) 4096B-4096B, ioengine=libaio, iodepth=32
...
fio-3.33
Starting 4 processes
Jobs: 4 (f=4): [w(4)][100.0%][w=1623MiB/s][w=416k IOPS][eta 00m:00s]
IOPS-write-s: (groupid=0, jobs=4): err= 0: pid=53358: Mon Mar 31 22:54:08 2025
write: IOPS=413k, BW=1613MiB/s (1691MB/s)(94.5GiB/60002msec); 0 zone resets
slat (usec): min=6, max=27440, avg= 7.84, stdev= 8.13
clat (nsec): min=1483, max=3674.3k, avg=300827.73, stdev=16636.22
lat (usec): min=8, max=27764, avg=308.67, stdev=18.78
clat percentiles (usec):
| 1.00th=[ 285], 5.00th=[ 289], 10.00th=[ 289], 20.00th=[ 293],
| 30.00th=[ 293], 40.00th=[ 293], 50.00th=[ 297], 60.00th=[ 297],
| 70.00th=[ 302], 80.00th=[ 306], 90.00th=[ 314], 95.00th=[ 326],
| 99.00th=[ 371], 99.50th=[ 383], 99.90th=[ 420], 99.95th=[ 445],
| 99.99th=[ 529]
bw ( MiB/s): min= 1530, max= 1645, per=100.00%, avg=1613.49, stdev= 4.66, samples=476
iops : min=391884, max=421246, avg=413054.47, stdev=1192.75, samples=476
lat (usec) : 2=0.01%, 20=0.01%, 50=0.01%, 100=0.01%, 250=0.01%
lat (usec) : 500=99.98%, 750=0.01%, 1000=0.01%
lat (msec) : 2=0.01%, 4=0.01%
cpu : usr=16.85%, sys=83.08%, ctx=2413, majf=0, minf=45
IO depths : 1=0.1%, 2=0.1%, 4=0.1%, 8=0.1%, 16=0.1%, 32=100.0%, >=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=0.1%, 64=0.0%, >=64=0.0%
issued rwts: total=0,24778203,0,0 short=0,0,0,0 dropped=0,0,0,0
latency : target=0, window=0, percentile=100.00%, depth=32
Run status group 0 (all jobs):
WRITE: bw=1613MiB/s (1691MB/s), 1613MiB/s-1613MiB/s (1691MB/s-1691MB/s), io=94.5GiB (101GB), run=60002-60002msec
IOPS-write-s: (g=0): rw=randwrite, bs=(R) 4096B-4096B, (W) 4096B-4096B, (T) 4096B-4096B, ioengine=libaio, iodepth=32
...
fio-3.33
Starting 4 processes
Jobs: 4 (f=4): [w(4)][100.0%][w=13.9MiB/s][w=3571 IOPS][eta 00m:00s]
IOPS-write-s: (groupid=0, jobs=4): err= 0: pid=53642: Mon Mar 31 23:01:58 2025
write: IOPS=3455, BW=13.5MiB/s (14.2MB/s)(810MiB/60001msec); 0 zone resets
slat (usec): min=7, max=460, avg=12.45, stdev= 4.02
clat (usec): min=951, max=206164, avg=35885.64, stdev=22487.02
lat (usec): min=968, max=206179, avg=35898.09, stdev=22487.24
clat percentiles (msec):
| 1.00th=[ 26], 5.00th=[ 26], 10.00th=[ 27], 20.00th=[ 27],
| 30.00th=[ 27], 40.00th=[ 27], 50.00th=[ 28], 60.00th=[ 29],
| 70.00th=[ 29], 80.00th=[ 38], 90.00th=[ 53], 95.00th=[ 103],
| 99.00th=[ 122], 99.50th=[ 178], 99.90th=[ 203], 99.95th=[ 203],
| 99.99th=[ 205]
bw ( KiB/s): min= 7640, max=19104, per=100.00%, avg=13849.55, stdev=767.50, samples=476
iops : min= 1910, max= 4776, avg=3462.39, stdev=191.88, samples=476
lat (usec) : 1000=0.01%
lat (msec) : 2=0.01%, 4=0.01%, 10=0.02%, 20=0.03%, 50=86.37%
lat (msec) : 100=8.09%, 250=5.48%
fsync/fdatasync/sync_file_range:
sync (msec): min=3, max=93767k, avg=1847.24, stdev=411987.63
sync percentiles (msec):
| 1.00th=[ 27], 5.00th=[ 27], 10.00th=[ 27], 20.00th=[ 28],
| 30.00th=[ 28], 40.00th=[ 28], 50.00th=[ 29], 60.00th=[ 30],
| 70.00th=[ 30], 80.00th=[ 40], 90.00th=[ 55], 95.00th=[ 104],
| 99.00th=[ 123], 99.50th=[ 182], 99.90th=[ 205], 99.95th=[ 205],
| 99.99th=[ 207]
cpu : usr=0.43%, sys=3.03%, ctx=414534, majf=0, minf=49
IO depths : 1=0.1%, 2=0.1%, 4=0.1%, 8=0.1%, 16=0.1%, 32=199.9%, >=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=0.1%, 64=0.0%, >=64=0.0%
issued rwts: total=0,207316,0,207196 short=0,0,0,0 dropped=0,0,0,0
latency : target=0, window=0, percentile=100.00%, depth=32
Run status group 0 (all jobs):
WRITE: bw=13.5MiB/s (14.2MB/s), 13.5MiB/s-13.5MiB/s (14.2MB/s-14.2MB/s), io=810MiB (849MB), run=60001-60001msec
bw ( MiB/s): min= 9, max= 4147, per=100.00%, avg=1890.35, stdev=361.83, samples=104bw ( KiB/s): min=40980, max=829440, per=99.06%, avg=216350.45, stdev=34031.22, samples=476bw ( MiB/s): min= 2092, max= 9335, per=99.06%, avg=8472.71, stdev=201.91, samples=476IOPS-write: (g=0): rw=write, bs=(R) 1024KiB-1024KiB, (W) 1024KiB-1024KiB, (T) 1024KiB-1024KiB, ioengine=libaio, iodepth=32
...
fio-3.33
Starting 4 processes
Jobs: 4 (f=4): [W(4)][100.0%][w=1864MiB/s][w=1863 IOPS][eta 00m:00s]
IOPS-write: (groupid=0, jobs=4): err= 0: pid=54143: Mon Mar 31 23:15:08 2025
write: IOPS=406, BW=406MiB/s (426MB/s)(24.1GiB/60877msec); 0 zone resets
slat (usec): min=115, max=8273.0k, avg=9440.09, stdev=235906.05
clat (usec): min=9, max=8667.4k, avg=304834.10, stdev=1303425.91
lat (msec): min=16, max=8668, avg=314.27, stdev=1323.50
clat percentiles (msec):
| 1.00th=[ 20], 5.00th=[ 22], 10.00th=[ 23], 20.00th=[ 25],
| 30.00th=[ 27], 40.00th=[ 29], 50.00th=[ 31], 60.00th=[ 34],
| 70.00th=[ 36], 80.00th=[ 40], 90.00th=[ 53], 95.00th=[ 1435],
| 99.00th=[ 7819], 99.50th=[ 8288], 99.90th=[ 8658], 99.95th=[ 8658],
| 99.99th=[ 8658]
bw ( MiB/s): min= 9, max= 4147, per=100.00%, avg=1890.35, stdev=361.83, samples=104
iops : min= 6, max= 4147, avg=1889.65, stdev=361.89, samples=104
lat (usec) : 10=0.01%, 20=0.01%
lat (msec) : 20=2.71%, 50=86.75%, 100=3.41%, 250=1.08%, 500=0.02%
lat (msec) : 750=0.01%, 1000=0.49%, 2000=2.01%, >=2000=3.51%
cpu : usr=3.69%, sys=4.19%, ctx=40593, majf=0, minf=46
IO depths : 1=0.1%, 2=0.1%, 4=0.1%, 8=0.1%, 16=0.3%, 32=99.5%, >=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=0.1%, 64=0.0%, >=64=0.0%
issued rwts: total=0,24728,0,0 short=0,0,0,0 dropped=0,0,0,0
latency : target=0, window=0, percentile=100.00%, depth=32
Run status group 0 (all jobs):
WRITE: bw=406MiB/s (426MB/s), 406MiB/s-406MiB/s (426MB/s-426MB/s), io=24.1GiB (25.9GB), run=60877-60877msec
IOPS-write: (g=0): rw=write, bs=(R) 1024KiB-1024KiB, (W) 1024KiB-1024KiB, (T) 1024KiB-1024KiB, ioengine=libaio, iodepth=32
...
fio-3.33
Starting 4 processes
Jobs: 4 (f=4): [W(4)][100.0%][w=190MiB/s][w=190 IOPS][eta 00m:00s]
IOPS-write: (groupid=0, jobs=4): err= 0: pid=54259: Mon Mar 31 23:18:07 2025
write: IOPS=213, BW=213MiB/s (224MB/s)(12.5GiB/60014msec); 0 zone resets
slat (usec): min=104, max=35746, avg=265.87, stdev=626.42
clat (msec): min=13, max=2716, avg=580.48, stdev=324.43
lat (msec): min=13, max=2716, avg=580.74, stdev=324.41
clat percentiles (msec):
| 1.00th=[ 138], 5.00th=[ 144], 10.00th=[ 159], 20.00th=[ 232],
| 30.00th=[ 567], 40.00th=[ 600], 50.00th=[ 625], 60.00th=[ 651],
| 70.00th=[ 684], 80.00th=[ 709], 90.00th=[ 726], 95.00th=[ 760],
| 99.00th=[ 2467], 99.50th=[ 2567], 99.90th=[ 2635], 99.95th=[ 2635],
| 99.99th=[ 2702]
bw ( KiB/s): min=40980, max=829440, per=99.06%, avg=216350.45, stdev=34031.22, samples=476
iops : min= 40, max= 810, avg=211.26, stdev=33.23, samples=476
lat (msec) : 20=0.03%, 50=0.08%, 100=0.35%, 250=20.99%, 500=2.00%
lat (msec) : 750=70.84%, 1000=3.23%, 2000=1.03%, >=2000=1.45%
fsync/fdatasync/sync_file_range:
sync (msec): min=48, max=94736k, avg=30486.37, stdev=1682403.65
sync percentiles (msec):
| 1.00th=[ 142], 5.00th=[ 150], 10.00th=[ 165], 20.00th=[ 239],
| 30.00th=[ 592], 40.00th=[ 617], 50.00th=[ 651], 60.00th=[ 676],
| 70.00th=[ 709], 80.00th=[ 726], 90.00th=[ 743], 95.00th=[ 776],
| 99.00th=[ 2567], 99.50th=[ 2635], 99.90th=[ 2735], 99.95th=[ 2802],
| 99.99th=[17113]
cpu : usr=1.41%, sys=2.79%, ctx=30119, majf=0, minf=46
IO depths : 1=0.1%, 2=0.1%, 4=0.1%, 8=0.2%, 16=0.5%, 32=198.1%, >=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=0.1%, 64=0.0%, >=64=0.0%
issued rwts: total=0,12800,0,12680 short=0,0,0,0 dropped=0,0,0,0
latency : target=0, window=0, percentile=100.00%, depth=32
Run status group 0 (all jobs):
WRITE: bw=213MiB/s (224MB/s), 213MiB/s-213MiB/s (224MB/s-224MB/s), io=12.5GiB (13.4GB), run=60014-60014msec
IOPS-write-s: (g=0): rw=write, bs=(R) 128KiB-128KiB, (W) 128KiB-128KiB, (T) 128KiB-128KiB, ioengine=libaio, iodepth=32
...
fio-3.33
Starting 4 processes
Jobs: 4 (f=4): [W(4)][100.0%][w=8896MiB/s][w=71.2k IOPS][eta 00m:00s]
IOPS-write-s: (groupid=0, jobs=4): err= 0: pid=53916: Mon Mar 31 23:08:53 2025
write: IOPS=68.4k, BW=8553MiB/s (8968MB/s)(496GiB/59435msec); 0 zone resets
slat (usec): min=10, max=4097, avg=13.98, stdev=17.68
clat (nsec): min=831, max=183134, avg=1011.48, stdev=405.83
lat (usec): min=11, max=4107, avg=14.99, stdev=17.74
clat percentiles (nsec):
| 1.00th=[ 868], 5.00th=[ 884], 10.00th=[ 892], 20.00th=[ 900],
| 30.00th=[ 916], 40.00th=[ 924], 50.00th=[ 932], 60.00th=[ 948],
| 70.00th=[ 972], 80.00th=[ 1004], 90.00th=[ 1160], 95.00th=[ 1368],
| 99.00th=[ 2448], 99.50th=[ 2736], 99.90th=[ 5472], 99.95th=[ 7264],
| 99.99th=[10560]
bw ( MiB/s): min= 2092, max= 9335, per=99.06%, avg=8472.71, stdev=201.91, samples=476
iops : min=16742, max=74682, avg=67781.66, stdev=1615.31, samples=476
lat (nsec) : 1000=78.37%
lat (usec) : 2=19.94%, 4=1.55%, 10=0.12%, 20=0.01%, 50=0.01%
lat (usec) : 100=0.01%, 250=0.01%
cpu : usr=52.18%, sys=38.05%, ctx=47779, majf=0, minf=45
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=0,4066760,0,0 short=0,0,0,0 dropped=0,0,0,0
latency : target=0, window=0, percentile=100.00%, depth=32
Run status group 0 (all jobs):
WRITE: bw=8553MiB/s (8968MB/s), 8553MiB/s-8553MiB/s (8968MB/s-8968MB/s), io=496GiB (533GB), run=59435-59435msec
lat (usec): min=9, max=233541, avg=7005.35, stdev=8208.20lat (usec): min=7, max=236, avg= 7.85, stdev= 1.05IOPS-write: (g=0): rw=randwrite, bs=(R) 4096B-4096B, (W) 4096B-4096B, (T) 4096B-4096B, ioengine=libaio, iodepth=1
fio-3.33
Starting 1 process
Jobs: 1 (f=1): [w(1)][100.0%][w=548KiB/s][w=137 IOPS][eta 00m:00s]
IOPS-write: (groupid=0, jobs=1): err= 0: pid=54699: Mon Mar 31 23:30:35 2025
write: IOPS=142, BW=571KiB/s (584kB/s)(33.4MiB/60006msec); 0 zone resets
slat (usec): min=9, max=233535, avg=7003.18, stdev=8207.58
clat (nsec): min=641, max=49263, avg=2172.48, stdev=2057.69
lat (usec): min=9, max=233541, avg=7005.35, stdev=8208.20
clat percentiles (nsec):
| 1.00th=[ 700], 5.00th=[ 780], 10.00th=[ 828], 20.00th=[ 1208],
| 30.00th=[ 1640], 40.00th=[ 1784], 50.00th=[ 1832], 60.00th=[ 1880],
| 70.00th=[ 2008], 80.00th=[ 2320], 90.00th=[ 3440], 95.00th=[ 5088],
| 99.00th=[ 8896], 99.50th=[14528], 99.90th=[25984], 99.95th=[33536],
| 99.99th=[49408]
bw ( KiB/s): min= 192, max= 848, per=99.87%, avg=570.76, stdev=132.77, samples=119
iops : min= 48, max= 212, avg=142.69, stdev=33.19, samples=119
lat (nsec) : 750=2.58%, 1000=10.41%
lat (usec) : 2=56.51%, 4=22.76%, 10=6.87%, 20=0.62%, 50=0.26%
cpu : usr=0.09%, sys=0.93%, ctx=7523, majf=0, minf=9
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=0,8562,0,0 short=0,0,0,0 dropped=0,0,0,0
latency : target=0, window=0, percentile=100.00%, depth=1
Run status group 0 (all jobs):
WRITE: bw=571KiB/s (584kB/s), 571KiB/s-571KiB/s (584kB/s-584kB/s), io=33.4MiB (35.1MB), run=60006-60006msec
IOPS-write-s: (g=0): rw=randwrite, bs=(R) 4096B-4096B, (W) 4096B-4096B, (T) 4096B-4096B, ioengine=libaio, iodepth=1
fio-3.33
Starting 1 process
Jobs: 1 (f=1): [w(1)][100.0%][w=428MiB/s][w=110k IOPS][eta 00m:00s]
IOPS-write-s: (groupid=0, jobs=1): err= 0: pid=54745: Mon Mar 31 23:31:35 2025
write: IOPS=111k, BW=434MiB/s (455MB/s)(25.4GiB/60001msec); 0 zone resets
slat (usec): min=6, max=235, avg= 7.19, stdev= 1.00
clat (nsec): min=611, max=57498, avg=653.88, stdev=218.22
lat (usec): min=7, max=236, avg= 7.85, stdev= 1.05
clat percentiles (nsec):
| 1.00th=[ 620], 5.00th=[ 628], 10.00th=[ 628], 20.00th=[ 628],
| 30.00th=[ 628], 40.00th=[ 644], 50.00th=[ 644], 60.00th=[ 644],
| 70.00th=[ 644], 80.00th=[ 644], 90.00th=[ 652], 95.00th=[ 732],
| 99.00th=[ 852], 99.50th=[ 932], 99.90th=[ 1832], 99.95th=[ 5792],
| 99.99th=[ 9408]
bw ( KiB/s): min=429576, max=452824, per=100.00%, avg=444288.81, stdev=4681.27, samples=119
iops : min=107394, max=113206, avg=111072.22, stdev=1170.28, samples=119
lat (nsec) : 750=95.66%, 1000=3.99%
lat (usec) : 2=0.27%, 4=0.01%, 10=0.06%, 20=0.01%, 50=0.01%
lat (usec) : 100=0.01%
cpu : usr=17.49%, sys=82.50%, ctx=481, 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=0,6662036,0,0 short=0,0,0,0 dropped=0,0,0,0
latency : target=0, window=0, percentile=100.00%, depth=1
Run status group 0 (all jobs):
WRITE: bw=434MiB/s (455MB/s), 434MiB/s-434MiB/s (455MB/s-455MB/s), io=25.4GiB (27.3GB), run=60001-60001msec
iops : min= 16, max= 384, avg=301.21, stdev=20.70, samples=478iops : min= 3044, max= 5952, avg=4664.82, stdev=154.45, samples=480IOPS-write: (g=0): rw=randwrite, bs=(R) 4096B-4096B, (W) 4096B-4096B, (T) 4096B-4096B, ioengine=libaio, iodepth=32
...
fio-3.28
Starting 4 processes
Jobs: 4 (f=4): [w(4)][100.0%][w=1416KiB/s][w=354 IOPS][eta 00m:00s]
IOPS-write: (groupid=0, jobs=4): err= 0: pid=1521489: Tue Apr 1 00:01:54 2025
write: IOPS=300, BW=1201KiB/s (1230kB/s)(70.8MiB/60350msec); 0 zone resets
slat (usec): min=2, max=16486, avg=10.54, stdev=172.69
clat (msec): min=29, max=1058, avg=426.06, stdev=148.93
lat (msec): min=29, max=1058, avg=426.07, stdev=148.92
clat percentiles (msec):
| 1.00th=[ 317], 5.00th=[ 334], 10.00th=[ 342], 20.00th=[ 355],
| 30.00th=[ 363], 40.00th=[ 372], 50.00th=[ 380], 60.00th=[ 388],
| 70.00th=[ 401], 80.00th=[ 430], 90.00th=[ 514], 95.00th=[ 894],
| 99.00th=[ 978], 99.50th=[ 995], 99.90th=[ 1028], 99.95th=[ 1036],
| 99.99th=[ 1045]
bw ( KiB/s): min= 64, max= 1536, per=100.00%, avg=1204.94, stdev=82.81, samples=478
iops : min= 16, max= 384, avg=301.21, stdev=20.70, samples=478
lat (msec) : 50=0.06%, 100=0.06%, 250=0.18%, 500=88.50%, 750=3.56%
lat (msec) : 1000=7.19%, 2000=0.46%
cpu : usr=0.03%, sys=0.09%, ctx=18310, majf=0, minf=44
IO depths : 1=0.1%, 2=0.1%, 4=0.1%, 8=0.2%, 16=0.4%, 32=99.3%, >=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=0.1%, 64=0.0%, >=64=0.0%
issued rwts: total=0,18124,0,0 short=0,0,0,0 dropped=0,0,0,0
latency : target=0, window=0, percentile=100.00%, depth=32
Run status group 0 (all jobs):
WRITE: bw=1201KiB/s (1230kB/s), 1201KiB/s-1201KiB/s (1230kB/s-1230kB/s), io=70.8MiB (74.2MB), run=60350-60350msec
IOPS-write-s: (g=0): rw=randwrite, bs=(R) 4096B-4096B, (W) 4096B-4096B, (T) 4096B-4096B, ioengine=libaio, iodepth=32
...
fio-3.28
Starting 4 processes
Jobs: 4 (f=4): [w(4)][100.0%][w=17.2MiB/s][w=4394 IOPS][eta 00m:00s]
IOPS-write-s: (groupid=0, jobs=4): err= 0: pid=1523614: Tue Apr 1 00:04:34 2025
write: IOPS=4658, BW=18.2MiB/s (19.1MB/s)(1094MiB/60104msec); 0 zone resets
slat (nsec): min=1693, max=583438, avg=3840.63, stdev=2322.46
clat (usec): min=1146, max=180128, avg=27467.80, stdev=17714.52
lat (usec): min=1157, max=180132, avg=27471.73, stdev=17714.55
clat percentiles (msec):
| 1.00th=[ 18], 5.00th=[ 21], 10.00th=[ 22], 20.00th=[ 22],
| 30.00th=[ 23], 40.00th=[ 23], 50.00th=[ 24], 60.00th=[ 24],
| 70.00th=[ 25], 80.00th=[ 26], 90.00th=[ 27], 95.00th=[ 92],
| 99.00th=[ 99], 99.50th=[ 105], 99.90th=[ 176], 99.95th=[ 178],
| 99.99th=[ 180]
bw ( KiB/s): min=12176, max=23808, per=100.00%, avg=18659.27, stdev=617.79, samples=480
iops : min= 3044, max= 5952, avg=4664.82, stdev=154.45, samples=480
lat (msec) : 2=0.01%, 4=0.01%, 10=0.01%, 20=4.00%, 50=90.84%
lat (msec) : 100=4.50%, 250=0.65%
cpu : usr=0.32%, sys=0.74%, ctx=272757, majf=0, minf=52
IO depths : 1=0.1%, 2=0.1%, 4=0.1%, 8=0.1%, 16=0.1%, 32=100.0%, >=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=0.1%, 64=0.0%, >=64=0.0%
issued rwts: total=0,280013,0,0 short=0,0,0,0 dropped=0,0,0,0
latency : target=0, window=0, percentile=100.00%, depth=32
Run status group 0 (all jobs):
WRITE: bw=18.2MiB/s (19.1MB/s), 18.2MiB/s-18.2MiB/s (19.1MB/s-19.1MB/s), io=1094MiB (1147MB), run=60104-60104msec