gitlab-com-seaweedfs/seaweedfs
1
0
Fork 0
mirror of https://github.com/seaweedfs/seaweedfs.git synced 2024-01-19 02:48:24 +00:00
Code Issues Projects Releases Wiki Activity

Updated FIO benchmark (markdown)

Chris Lu 2021-12-28 13:23:14 -08:00
parent 1463f771ed
commit e610433ebf
1 changed files with 166 additions and 94 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

260
FIO-benchmark.md

@ -5,69 +5,70 @@ Here is the result of using tool [fio](https://github.com/axboe/fio).
# Prepare A file
Go to any mounted directory:
```
fio --randrepeat=1 --name=test --filename=fiotest --bs=4k --iodepth=1 --size=10G
cp fiotest /mnt/seaweedfs/
fio --randrepeat=1 --name=test --filename=fiotest --bs=128k --iodepth=1 --size=10G
```
# Random Read
Random Read of 4KB and 128KB block size.
Random Read with 4KB, 128KB and 2MB block sizes.
```
$ fio --randrepeat=1 --name=test --filename=/mnt/seaweedfs/fiotest --bs=4k --iodepth=1 --readwrite=randread --size=10G
$ fio --randrepeat=1 --name=test --filename=fiotest --bs=4k --iodepth=1 --readwrite=randread --size=10G
test: (g=0): rw=randread, bs=(R) 4096B-4096B, (W) 4096B-4096B, (T) 4096B-4096B, ioengine=psync, iodepth=1
fio-3.28
Starting 1 process
^Cbs: 1 (f=1): [r(1)][1.6%][r=2889KiB/s][r=722 IOPS][eta 57m:35s]
fio: terminating on signal 2
test: (groupid=0, jobs=1): err= 0: pid=38982: Sun Dec 19 22:24:36 2021
read: IOPS=747, BW=2991KiB/s (3063kB/s)(159MiB/54594msec)
clat (usec): min=1113, max=21902, avg=1334.34, stdev=282.19
lat (usec): min=1113, max=21902, avg=1334.58, stdev=282.21
Jobs: 1 (f=1): [r(1)][100.0%][r=5972KiB/s][r=1493 IOPS][eta 00m:00s]
test: (groupid=0, jobs=1): err= 0: pid=17278: Tue Dec 28 13:07:47 2021
read: IOPS=1376, BW=5504KiB/s (5636kB/s)(10.0GiB/1905070msec)
clat (nsec): min=0, max=67454k, avg=724310.61, stdev=74651.05
lat (nsec): min=0, max=67454k, avg=724502.93, stdev=74659.30
clat percentiles (usec):
| 1.00th=[ 1156], 5.00th=[ 1188], 10.00th=[ 1188], 20.00th=[ 1221],
| 30.00th=[ 1221], 40.00th=[ 1237], 50.00th=[ 1270], 60.00th=[ 1287],
| 70.00th=[ 1319], 80.00th=[ 1369], 90.00th=[ 1500], 95.00th=[ 1827],
| 99.00th=[ 2376], 99.50th=[ 2507], 99.90th=[ 2933], 99.95th=[ 3261],
| 99.99th=[ 6259]
bw ( KiB/s): min= 2730, max= 3049, per=100.00%, avg=2995.19, stdev=46.36, samples=108
iops : min= 682, max= 762, avg=748.51, stdev=11.58, samples=108
lat (msec) : 2=96.10%, 4=3.88%, 10=0.01%, 20=0.01%, 50=0.01%
cpu : usr=0.34%, sys=2.04%, ctx=41204, majf=0, minf=30
| 1.00th=[ 660], 5.00th=[ 676], 10.00th=[ 685], 20.00th=[ 701],
| 30.00th=[ 701], 40.00th=[ 709], 50.00th=[ 717], 60.00th=[ 725],
| 70.00th=[ 734], 80.00th=[ 742], 90.00th=[ 758], 95.00th=[ 775],
| 99.00th=[ 889], 99.50th=[ 1139], 99.90th=[ 1483], 99.95th=[ 1663],
| 99.99th=[ 2278]
bw ( KiB/s): min= 4968, max= 6128, per=100.00%, avg=5508.64, stdev=50.73, samples=3793
iops : min= 1242, max= 1532, avg=1376.89, stdev=12.68, samples=3793
lat (nsec) : 2=0.01%
lat (usec) : 100=0.01%, 750=87.03%, 1000=12.30%
lat (msec) : 2=0.64%, 4=0.03%, 10=0.01%, 100=0.01%
cpu : usr=0.48%, sys=1.20%, ctx=2631575, majf=5, minf=29
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=40820,0,0,0 short=0,0,0,0 dropped=0,0,0,0
issued rwts: total=2621440,0,0,0 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):
READ: bw=2991KiB/s (3063kB/s), 2991KiB/s-2991KiB/s (3063kB/s-3063kB/s), io=159MiB (167MB), run=54594-54594msec
READ: bw=5504KiB/s (5636kB/s), 5504KiB/s-5504KiB/s (5636kB/s-5636kB/s), io=10.0GiB (10.7GB), run=1905070-1905070msec
tmp$ fio --randrepeat=1 --name=test --filename=/mnt/seaweedfs/fiotest --bs=128k --iodepth=1 --readwrite=randread --size=10G
$ fio --randrepeat=1 --name=test --filename=fiotest --bs=128k --iodepth=1 --readwrite=randread --size=10G
test: (g=0): rw=randread, bs=(R) 128KiB-128KiB, (W) 128KiB-128KiB, (T) 128KiB-128KiB, ioengine=psync, iodepth=1
fio-3.28
Starting 1 process
Jobs: 1 (f=1): [r(1)][100.0%][r=69.9MiB/s][r=559 IOPS][eta 00m:00s]
test: (groupid=0, jobs=1): err= 0: pid=38990: Sun Dec 19 22:27:11 2021
read: IOPS=578, BW=72.3MiB/s (75.8MB/s)(10.0GiB/141631msec)
clat (usec): min=11, max=111566, avg=1725.12, stdev=713.93
lat (usec): min=11, max=111566, avg=1725.41, stdev=713.95
Jobs: 1 (f=1): [r(1)][98.5%][r=151MiB/s][r=1207 IOPS][eta 00m:01s]
test: (groupid=0, jobs=1): err= 0: pid=17626: Tue Dec 28 13:11:21 2021
read: IOPS=1206, BW=151MiB/s (158MB/s)(10.0GiB/67881msec)
clat (usec): min=148, max=5752, avg=826.16, stdev=88.14
lat (usec): min=148, max=5753, avg=826.37, stdev=88.15
clat percentiles (usec):
| 1.00th=[ 1385], 5.00th=[ 1434], 10.00th=[ 1467], 20.00th=[ 1516],
| 30.00th=[ 1549], 40.00th=[ 1582], 50.00th=[ 1614], 60.00th=[ 1680],
| 70.00th=[ 1745], 80.00th=[ 1844], 90.00th=[ 2073], 95.00th=[ 2442],
| 99.00th=[ 2966], 99.50th=[ 3228], 99.90th=[ 4686], 99.95th=[ 6652],
| 99.99th=[20841]
bw ( KiB/s): min=37632, max=81269, per=100.00%, avg=74120.04, stdev=5098.60, samples=281
iops : min= 294, max= 634, avg=578.68, stdev=39.85, samples=281
lat (usec) : 20=0.03%, 50=0.02%
lat (msec) : 2=87.97%, 4=11.82%, 10=0.13%, 20=0.01%, 50=0.01%
lat (msec) : 100=0.01%, 250=0.01%
cpu : usr=0.33%, sys=13.24%, ctx=84257, majf=0, minf=65
| 1.00th=[ 758], 5.00th=[ 775], 10.00th=[ 783], 20.00th=[ 791],
| 30.00th=[ 799], 40.00th=[ 807], 50.00th=[ 816], 60.00th=[ 824],
| 70.00th=[ 832], 80.00th=[ 840], 90.00th=[ 865], 95.00th=[ 889],
| 99.00th=[ 1352], 99.50th=[ 1467], 99.90th=[ 1745], 99.95th=[ 1876],
| 99.99th=[ 2442]
bw ( KiB/s): min=143714, max=158027, per=100.00%, avg=154592.08, stdev=1905.79, samples=134
iops : min= 1122, max= 1234, avg=1207.34, stdev=14.93, samples=134
lat (usec) : 250=0.01%, 750=0.54%, 1000=97.66%
lat (msec) : 2=1.76%, 4=0.04%, 10=0.01%
cpu : usr=0.43%, sys=2.39%, ctx=82213, majf=0, minf=61
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%
@ -75,66 +76,29 @@ test: (groupid=0, jobs=1): err= 0: pid=38990: Sun Dec 19 22:27:11 2021
latency : target=0, window=0, percentile=100.00%, depth=1
Run status group 0 (all jobs):
READ: bw=72.3MiB/s (75.8MB/s), 72.3MiB/s-72.3MiB/s (75.8MB/s-75.8MB/s), io=10.0GiB (10.7GB), run=141631-141631msec
```
READ: bw=151MiB/s (158MB/s), 151MiB/s-151MiB/s (158MB/s-158MB/s), io=10.0GiB (10.7GB), run=67881-67881msec
# Sequential Read
Sequential read with 128KB and 2MB block size.
```
$ fio --randrepeat=1 --name=test --filename=/mnt/seaweedfs/fiotest --bs=128k --iodepth=1 --readwrite=read --size=10G
test: (g=0): rw=read, bs=(R) 128KiB-128KiB, (W) 128KiB-128KiB, (T) 128KiB-128KiB, ioengine=psync, iodepth=1
$ fio --randrepeat=1 --name=test --filename=fiotest --bs=2m --iodepth=1 --readwrite=randread --size=10G
test: (g=0): rw=randread, bs=(R) 2048KiB-2048KiB, (W) 2048KiB-2048KiB, (T) 2048KiB-2048KiB, ioengine=psync, iodepth=1
fio-3.28
Starting 1 process
Jobs: 1 (f=1): [R(1)][100.0%][r=480MiB/s][r=3840 IOPS][eta 00m:00s]
test: (groupid=0, jobs=1): err= 0: pid=39329: Sun Dec 19 22:40:00 2021
read: IOPS=3817, BW=477MiB/s (500MB/s)(10.0GiB/21461msec)
clat (usec): min=12, max=106212, avg=261.27, stdev=4759.85
lat (usec): min=12, max=106213, avg=261.36, stdev=4759.85
Jobs: 1 (f=1): [r(1)][100.0%][r=720MiB/s][r=359 IOPS][eta 00m:00s]
test: (groupid=0, jobs=1): err= 0: pid=17786: Tue Dec 28 13:21:42 2021
read: IOPS=356, BW=713MiB/s (747MB/s)(10.0GiB/14366msec)
clat (usec): min=1399, max=7546, avg=2800.80, stdev=266.66
lat (usec): min=1399, max=7547, avg=2801.03, stdev=266.68
clat percentiles (usec):
| 1.00th=[ 15], 5.00th=[ 16], 10.00th=[ 17], 20.00th=[ 17],
| 30.00th=[ 18], 40.00th=[ 18], 50.00th=[ 18], 60.00th=[ 18],
| 70.00th=[ 19], 80.00th=[ 19], 90.00th=[ 20], 95.00th=[ 22],
| 99.00th=[ 35], 99.50th=[ 39], 99.90th=[93848], 99.95th=[94897],
| 99.99th=[98042]
bw ( KiB/s): min=397433, max=549482, per=99.95%, avg=488367.48, stdev=25220.32, samples=42
iops : min= 3104, max= 4292, avg=3814.90, stdev=197.09, samples=42
lat (usec) : 20=92.15%, 50=7.54%, 100=0.03%, 250=0.01%, 750=0.01%
lat (msec) : 2=0.01%, 4=0.01%, 10=0.01%, 20=0.01%, 50=0.01%
lat (msec) : 100=0.26%, 250=0.01%
cpu : usr=0.43%, sys=19.07%, ctx=5454, majf=0, minf=66
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=81920,0,0,0 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):
READ: bw=477MiB/s (500MB/s), 477MiB/s-477MiB/s (500MB/s-500MB/s), io=10.0GiB (10.7GB), run=21461-21461msec
$ fio --randrepeat=1 --name=test --filename=/mnt/seaweedfs/fiotest --bs=2m --iodepth=1 --readwrite=read --size=10G
test: (g=0): rw=read, bs=(R) 2048KiB-2048KiB, (W) 2048KiB-2048KiB, (T) 2048KiB-2048KiB, ioengine=psync, iodepth=1
fio-3.28
Starting 1 process
Jobs: 1 (f=1): [R(1)][100.0%][r=452MiB/s][r=225 IOPS][eta 00m:00s]
test: (groupid=0, jobs=1): err= 0: pid=39207: Sun Dec 19 22:36:44 2021
read: IOPS=237, BW=475MiB/s (498MB/s)(10.0GiB/21556msec)
clat (usec): min=214, max=120327, avg=4207.11, stdev=18856.64
lat (usec): min=214, max=120327, avg=4207.24, stdev=18856.63
clat percentiles (usec):
| 1.00th=[ 221], 5.00th=[ 239], 10.00th=[ 249], 20.00th=[ 251],
| 30.00th=[ 255], 40.00th=[ 258], 50.00th=[ 262], 60.00th=[ 269],
| 70.00th=[ 273], 80.00th=[ 285], 90.00th=[ 306], 95.00th=[ 404],
| 99.00th=[ 94897], 99.50th=[ 98042], 99.90th=[104334], 99.95th=[116917],
| 99.99th=[120062]
bw ( KiB/s): min=389322, max=548864, per=99.73%, avg=485143.86, stdev=32739.82, samples=42
iops : min= 190, max= 268, avg=236.64, stdev=15.96, samples=42
lat (usec) : 250=14.61%, 500=81.07%, 750=0.06%
lat (msec) : 10=0.02%, 20=0.06%, 50=0.02%, 100=3.95%, 250=0.21%
cpu : usr=0.06%, sys=19.52%, ctx=6136, majf=0, minf=545
| 1.00th=[ 2573], 5.00th=[ 2606], 10.00th=[ 2606], 20.00th=[ 2638],
| 30.00th=[ 2638], 40.00th=[ 2671], 50.00th=[ 2671], 60.00th=[ 2737],
| 70.00th=[ 2802], 80.00th=[ 2966], 90.00th=[ 3195], 95.00th=[ 3326],
| 99.00th=[ 3687], 99.50th=[ 3884], 99.90th=[ 4293], 99.95th=[ 4752],
| 99.99th=[ 7570]
bw ( KiB/s): min=707193, max=742501, per=100.00%, avg=730612.43, stdev=10060.04, samples=28
iops : min= 345, max= 362, avg=356.32, stdev= 4.89, samples=28
lat (msec) : 2=0.02%, 4=99.63%, 10=0.35%
cpu : usr=0.21%, sys=8.42%, ctx=5264, majf=0, minf=540
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%
@ -142,5 +106,113 @@ test: (groupid=0, jobs=1): err= 0: pid=39207: Sun Dec 19 22:36:44 2021
latency : target=0, window=0, percentile=100.00%, depth=1
Run status group 0 (all jobs):
READ: bw=475MiB/s (498MB/s), 475MiB/s-475MiB/s (498MB/s-498MB/s), io=10.0GiB (10.7GB), run=21556-21556msec
READ: bw=713MiB/s (747MB/s), 713MiB/s-713MiB/s (747MB/s-747MB/s), io=10.0GiB (10.7GB), run=14366-14366msec
```
# Sequential Read
Sequential Read with 4KB, 128KB and 2MB block sizes.
```
$ fio --randrepeat=1 --name=test --filename=fiotest --bs=4k --iodepth=1 --readwrite=read --size=10G
test: (g=0): rw=read, bs=(R) 4096B-4096B, (W) 4096B-4096B, (T) 4096B-4096B, ioengine=psync, iodepth=1
fio-3.28
Starting 1 process
Jobs: 1 (f=1): [R(1)][100.0%][r=62.5MiB/s][r=16.0k IOPS][eta 00m:00s]
test: (groupid=0, jobs=1): err= 0: pid=17758: Tue Dec 28 13:18:42 2021
read: IOPS=18.1k, BW=70.6MiB/s (74.1MB/s)(10.0GiB/144983msec)
clat (usec): min=32, max=3994, avg=54.07, stdev=103.98
lat (usec): min=32, max=3994, avg=54.17, stdev=103.99
clat percentiles (usec):
| 1.00th=[ 37], 5.00th=[ 38], 10.00th=[ 40], 20.00th=[ 41],
| 30.00th=[ 43], 40.00th=[ 44], 50.00th=[ 45], 60.00th=[ 47],
| 70.00th=[ 49], 80.00th=[ 51], 90.00th=[ 64], 95.00th=[ 82],
| 99.00th=[ 131], 99.50th=[ 176], 99.90th=[ 2278], 99.95th=[ 2507],
| 99.99th=[ 2868]
bw ( KiB/s): min=61829, max=85126, per=100.00%, avg=72414.51, stdev=5820.48, samples=288
iops : min=15457, max=21281, avg=18103.35, stdev=1455.10, samples=288
lat (usec) : 50=74.33%, 100=23.25%, 250=2.03%, 500=0.16%, 750=0.02%
lat (usec) : 1000=0.01%
lat (msec) : 2=0.02%, 4=0.17%
cpu : usr=3.58%, sys=9.43%, ctx=2628692, majf=0, minf=33
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=2621440,0,0,0 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):
READ: bw=70.6MiB/s (74.1MB/s), 70.6MiB/s-70.6MiB/s (74.1MB/s-74.1MB/s), io=10.0GiB (10.7GB), run=144983-144983msec
$ fio --randrepeat=1 --name=test --filename=fiotest --bs=128k --iodepth=1 --readwrite=read --size=10G
test: (g=0): rw=read, bs=(R) 128KiB-128KiB, (W) 128KiB-128KiB, (T) 128KiB-128KiB, ioengine=psync, iodepth=1
fio-3.28
Starting 1 process
Jobs: 1 (f=1): [R(1)][100.0%][r=422MiB/s][r=3376 IOPS][eta 00m:00s]
test: (groupid=0, jobs=1): err= 0: pid=17751: Tue Dec 28 13:15:01 2021
read: IOPS=4606, BW=576MiB/s (604MB/s)(10.0GiB/17783msec)
clat (usec): min=87, max=4389, avg=215.06, stdev=374.81
lat (usec): min=87, max=4389, avg=215.23, stdev=374.81
clat percentiles (usec):
| 1.00th=[ 96], 5.00th=[ 103], 10.00th=[ 108], 20.00th=[ 115],
| 30.00th=[ 121], 40.00th=[ 127], 50.00th=[ 131], 60.00th=[ 139],
| 70.00th=[ 147], 80.00th=[ 161], 90.00th=[ 229], 95.00th=[ 453],
| 99.00th=[ 2147], 99.50th=[ 2737], 99.90th=[ 3097], 99.95th=[ 3228],
| 99.99th=[ 3392]
bw ( KiB/s): min=422603, max=837216, per=100.00%, avg=591676.03, stdev=138897.76, samples=35
iops : min= 3301, max= 6540, avg=4622.09, stdev=1085.18, samples=35
lat (usec) : 100=2.55%, 250=88.51%, 500=4.51%, 750=1.06%, 1000=0.16%
lat (msec) : 2=1.34%, 4=1.87%, 10=0.01%
cpu : usr=1.37%, sys=9.27%, ctx=84343, majf=0, minf=63
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=81920,0,0,0 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):
READ: bw=576MiB/s (604MB/s), 576MiB/s-576MiB/s (604MB/s-604MB/s), io=10.0GiB (10.7GB), run=17783-17783msec
$ fio --randrepeat=1 --name=test --filename=fiotest --bs=2m --iodepth=1 --readwrite=read --size=10G
test: (g=0): rw=read, bs=(R) 2048KiB-2048KiB, (W) 2048KiB-2048KiB, (T) 2048KiB-2048KiB, ioengine=psync, iodepth=1
fio-3.28
Starting 1 process
Jobs: 1 (f=1): [R(1)][100.0%][r=818MiB/s][r=408 IOPS][eta 00m:00s]
test: (groupid=0, jobs=1): err= 0: pid=17754: Tue Dec 28 13:15:49 2021
read: IOPS=405, BW=811MiB/s (850MB/s)(10.0GiB/12631msec)
clat (usec): min=1575, max=5896, avg=2460.19, stdev=415.67
lat (usec): min=1575, max=5897, avg=2460.63, stdev=415.67
clat percentiles (usec):
| 1.00th=[ 1745], 5.00th=[ 2114], 10.00th=[ 2147], 20.00th=[ 2180],
| 30.00th=[ 2212], 40.00th=[ 2245], 50.00th=[ 2278], 60.00th=[ 2311],
| 70.00th=[ 2474], 80.00th=[ 2933], 90.00th=[ 3163], 95.00th=[ 3261],
| 99.00th=[ 3458], 99.50th=[ 3556], 99.90th=[ 4080], 99.95th=[ 5276],
| 99.99th=[ 5866]
bw ( KiB/s): min=793956, max=840414, per=100.00%, avg=830840.24, stdev=9138.33, samples=25
iops : min= 387, max= 410, avg=405.20, stdev= 4.52, samples=25
lat (msec) : 2=2.40%, 4=97.46%, 10=0.14%
cpu : usr=0.35%, sys=11.60%, ctx=5311, majf=0, minf=541
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=5120,0,0,0 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):
READ: bw=811MiB/s (850MB/s), 811MiB/s-811MiB/s (850MB/s-850MB/s), io=10.0GiB (10.7GB), run=12631-12631msec
```