ioengines: implement dircreate, dirstat, dirdelete engines to diroper… #1737
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…ations.c Similar to file operation, directory operation performance is an important benchmark to file system in practice. * dircreate engine measures directories create performance * dirstat engine measures directories lookup performance * dirdelete engine measures directories delete performance Signed-off-by: friendy-su <friendy.su@sony.com>
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test log:
$ ../fio dirdelete-ioengine.fio
t0: (g=0): rw=read, bs=(R) 4096B-4096B, (W) 4096B-4096B, (T) 4096B-4096B, ioengine=dirdelete, iodepth=1
t1: (g=0): rw=read, bs=(R) 4096B-4096B, (W) 4096B-4096B, (T) 4096B-4096B, ioengine=dirdelete, iodepth=1
t2: (g=0): rw=read, bs=(R) 4096B-4096B, (W) 4096B-4096B, (T) 4096B-4096B, ioengine=dirdelete, iodepth=1
t3: (g=0): rw=read, bs=(R) 4096B-4096B, (W) 4096B-4096B, (T) 4096B-4096B, ioengine=dirdelete, iodepth=1
t4: (g=0): rw=read, bs=(R) 4096B-4096B, (W) 4096B-4096B, (T) 4096B-4096B, ioengine=dirdelete, iodepth=1
t5: (g=0): rw=read, bs=(R) 4096B-4096B, (W) 4096B-4096B, (T) 4096B-4096B, ioengine=dirdelete, iodepth=1
fio-3.36
Starting 6 processes
t0: (groupid=0, jobs=1): err= 0: pid=1292015: Thu Mar 21 19:20:21 2024
read: IOPS=20.0k, BW=78.1MiB/s (81.9MB/s)(80.0KiB/1msec)
clat (nsec): min=38318, max=93171, avg=46002.60, stdev=11469.56
clat percentiles (nsec):
| 1.00th=[38144], 5.00th=[38144], 10.00th=[39680], 20.00th=[41728],
| 30.00th=[41728], 40.00th=[42240], 50.00th=[42752], 60.00th=[43264],
| 70.00th=[44800], 80.00th=[45312], 90.00th=[49408], 95.00th=[49408],
| 99.00th=[92672], 99.50th=[92672], 99.90th=[92672], 99.95th=[92672],
| 99.99th=[92672]
cpu : usr=0.00%, sys=0.00%, ctx=0, 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=20,0,0,0 short=0,0,0,0 dropped=0,0,0,0
latency : target=0, window=0, percentile=100.00%, depth=1
t1: (groupid=0, jobs=1): err= 0: pid=1292016: Thu Mar 21 19:20:21 2024
read: IOPS=20.0k, BW=78.1MiB/s (81.9MB/s)(80.0KiB/1msec)
clat (nsec): min=37356, max=93850, avg=46227.55, stdev=11888.09
clat percentiles (nsec):
| 1.00th=[37120], 5.00th=[37120], 10.00th=[39168], 20.00th=[41216],
| 30.00th=[41728], 40.00th=[42752], 50.00th=[43264], 60.00th=[43776],
| 70.00th=[44288], 80.00th=[46336], 90.00th=[49408], 95.00th=[55552],
| 99.00th=[93696], 99.50th=[93696], 99.90th=[93696], 99.95th=[93696],
| 99.99th=[93696]
cpu : usr=0.00%, sys=0.00%, ctx=0, majf=0, minf=7
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=20,0,0,0 short=0,0,0,0 dropped=0,0,0,0
latency : target=0, window=0, percentile=100.00%, depth=1
t2: (groupid=0, jobs=1): err= 0: pid=1292017: Thu Mar 21 19:20:21 2024
read: IOPS=20.0k, BW=78.1MiB/s (81.9MB/s)(80.0KiB/1msec)
clat (nsec): min=24340, max=78147, avg=44464.15, stdev=9583.74
clat percentiles (nsec):
| 1.00th=[24448], 5.00th=[24448], 10.00th=[38144], 20.00th=[40704],
| 30.00th=[42240], 40.00th=[42752], 50.00th=[42752], 60.00th=[43776],
| 70.00th=[45312], 80.00th=[45824], 90.00th=[47360], 95.00th=[52992],
| 99.00th=[78336], 99.50th=[78336], 99.90th=[78336], 99.95th=[78336],
| 99.99th=[78336]
cpu : usr=0.00%, sys=0.00%, ctx=0, 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=20,0,0,0 short=0,0,0,0 dropped=0,0,0,0
latency : target=0, window=0, percentile=100.00%, depth=1
t3: (groupid=0, jobs=1): err= 0: pid=1292018: Thu Mar 21 19:20:21 2024
read: IOPS=20.0k, BW=78.1MiB/s (81.9MB/s)(80.0KiB/1msec)
clat (nsec): min=39099, max=67201, avg=45584.45, stdev=6725.84
clat percentiles (nsec):
| 1.00th=[39168], 5.00th=[39168], 10.00th=[39680], 20.00th=[41216],
| 30.00th=[42752], 40.00th=[43264], 50.00th=[43776], 60.00th=[43776],
| 70.00th=[44800], 80.00th=[45824], 90.00th=[50432], 95.00th=[59136],
| 99.00th=[67072], 99.50th=[67072], 99.90th=[67072], 99.95th=[67072],
| 99.99th=[67072]
cpu : usr=0.00%, sys=0.00%, ctx=0, 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=20,0,0,0 short=0,0,0,0 dropped=0,0,0,0
latency : target=0, window=0, percentile=100.00%, depth=1
t4: (groupid=0, jobs=1): err= 0: pid=1292019: Thu Mar 21 19:20:21 2024
read: IOPS=20.0k, BW=78.1MiB/s (81.9MB/s)(80.0KiB/1msec)
clat (nsec): min=39069, max=75808, avg=45184.65, stdev=7795.74
clat percentiles (nsec):
| 1.00th=[39168], 5.00th=[39168], 10.00th=[39680], 20.00th=[41216],
| 30.00th=[41728], 40.00th=[42752], 50.00th=[43264], 60.00th=[43264],
| 70.00th=[45312], 80.00th=[45312], 90.00th=[48896], 95.00th=[51456],
| 99.00th=[76288], 99.50th=[76288], 99.90th=[76288], 99.95th=[76288],
| 99.99th=[76288]
cpu : usr=0.00%, sys=0.00%, ctx=0, 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=20,0,0,0 short=0,0,0,0 dropped=0,0,0,0
latency : target=0, window=0, percentile=100.00%, depth=1
t5: (groupid=0, jobs=1): err= 0: pid=1292020: Thu Mar 21 19:20:21 2024
read: IOPS=20.0k, BW=78.1MiB/s (81.9MB/s)(80.0KiB/1msec)
clat (nsec): min=37850, max=76785, avg=45783.25, stdev=8288.04
clat percentiles (nsec):
| 1.00th=[37632], 5.00th=[37632], 10.00th=[39680], 20.00th=[41216],
| 30.00th=[42752], 40.00th=[42752], 50.00th=[43776], 60.00th=[43776],
| 70.00th=[44288], 80.00th=[46336], 90.00th=[50432], 95.00th=[56064],
| 99.00th=[76288], 99.50th=[76288], 99.90th=[76288], 99.95th=[76288],
| 99.99th=[76288]
cpu : usr=0.00%, sys=0.00%, ctx=0, majf=0, minf=7
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=20,0,0,0 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=469MiB/s (492MB/s), 78.1MiB/s-78.1MiB/s (81.9MB/s-81.9MB/s), io=480KiB (492kB), run=1-1msec
$ ../fio dircreate-ioengine.fio
t0: (g=0): rw=read, bs=(R) 4096B-4096B, (W) 4096B-4096B, (T) 4096B-4096B, ioengine=dircreate, iodepth=1
t1: (g=0): rw=read, bs=(R) 4096B-4096B, (W) 4096B-4096B, (T) 4096B-4096B, ioengine=dircreate, iodepth=1
fio-3.36
Starting 2 processes
t0: (groupid=0, jobs=1): err= 0: pid=1292072: Thu Mar 21 19:20:51 2024
read: IOPS=10.0k, BW=39.1MiB/s (41.0MB/s)(40.0KiB/1msec)
clat (nsec): min=18847, max=50488, avg=26058.70, stdev=9957.19
clat percentiles (nsec):
| 1.00th=[18816], 5.00th=[18816], 10.00th=[18816], 20.00th=[19584],
| 30.00th=[20352], 40.00th=[21120], 50.00th=[21120], 60.00th=[21888],
| 70.00th=[22656], 80.00th=[30080], 90.00th=[34560], 95.00th=[50432],
| 99.00th=[50432], 99.50th=[50432], 99.90th=[50432], 99.95th=[50432],
| 99.99th=[50432]
cpu : usr=0.00%, sys=0.00%, ctx=0, majf=0, minf=7
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=10,0,0,0 short=0,0,0,0 dropped=0,0,0,0
latency : target=0, window=0, percentile=100.00%, depth=1
t1: (groupid=0, jobs=1): err= 0: pid=1292073: Thu Mar 21 19:20:51 2024
read: IOPS=10.0k, BW=39.1MiB/s (41.0MB/s)(40.0KiB/1msec)
clat (nsec): min=9219, max=68911, avg=23844.70, stdev=16343.98
clat percentiles (nsec):
| 1.00th=[ 9280], 5.00th=[ 9280], 10.00th=[ 9280], 20.00th=[15424],
| 30.00th=[18304], 40.00th=[18560], 50.00th=[19840], 60.00th=[21120],
| 70.00th=[22144], 80.00th=[22144], 90.00th=[22912], 95.00th=[69120],
| 99.00th=[69120], 99.50th=[69120], 99.90th=[69120], 99.95th=[69120],
| 99.99th=[69120]
cpu : usr=0.00%, sys=0.00%, ctx=0, majf=0, minf=7
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=10,0,0,0 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=78.1MiB/s (81.9MB/s), 39.1MiB/s-39.1MiB/s (41.0MB/s-41.0MB/s), io=80.0KiB (81.9kB), run=1-1msec
$ ../fio dirstat-ioengine.fio
t0: (g=0): rw=read, bs=(R) 4096B-4096B, (W) 4096B-4096B, (T) 4096B-4096B, ioengine=dirstat, iodepth=1
...
t1: (g=0): rw=read, bs=(R) 4096B-4096B, (W) 4096B-4096B, (T) 4096B-4096B, ioengine=dirstat, iodepth=1
...
fio-3.36
Starting 4 threads
t0: (groupid=0, jobs=1): err= 0: pid=1292291: Thu Mar 21 19:21:58 2024
read: IOPS=5000, BW=19.5MiB/s (20.5MB/s)(20.0KiB/1msec)
clat (nsec): min=526, max=2542, avg=1029.00, stdev=852.77
clat percentiles (nsec):
| 1.00th=[ 524], 5.00th=[ 524], 10.00th=[ 524], 20.00th=[ 524],
| 30.00th=[ 580], 40.00th=[ 580], 50.00th=[ 692], 60.00th=[ 692],
| 70.00th=[ 812], 80.00th=[ 812], 90.00th=[ 2544], 95.00th=[ 2544],
| 99.00th=[ 2544], 99.50th=[ 2544], 99.90th=[ 2544], 99.95th=[ 2544],
| 99.99th=[ 2544]
cpu : usr=0.00%, sys=0.00%, ctx=0, majf=0, minf=0
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=5,0,0,0 short=0,0,0,0 dropped=0,0,0,0
latency : target=0, window=0, percentile=100.00%, depth=1
t0: (groupid=0, jobs=1): err= 0: pid=1292292: Thu Mar 21 19:21:58 2024
read: IOPS=2500, BW=9.77MiB/s (10.2MB/s)(20.0KiB/2msec)
clat (nsec): min=530, max=1813, avg=839.00, stdev=546.44
clat percentiles (nsec):
| 1.00th=[ 532], 5.00th=[ 532], 10.00th=[ 532], 20.00th=[ 532],
| 30.00th=[ 580], 40.00th=[ 580], 50.00th=[ 628], 60.00th=[ 628],
| 70.00th=[ 652], 80.00th=[ 652], 90.00th=[ 1816], 95.00th=[ 1816],
| 99.00th=[ 1816], 99.50th=[ 1816], 99.90th=[ 1816], 99.95th=[ 1816],
| 99.99th=[ 1816]
cpu : usr=0.00%, sys=0.00%, ctx=1, majf=0, minf=0
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=5,0,0,0 short=0,0,0,0 dropped=0,0,0,0
latency : target=0, window=0, percentile=100.00%, depth=1
t1: (groupid=0, jobs=1): err= 0: pid=1292293: Thu Mar 21 19:21:58 2024
read: IOPS=5000, BW=19.5MiB/s (20.5MB/s)(20.0KiB/1msec)
clat (nsec): min=471, max=1663, avg=738.60, stdev=517.41
clat percentiles (nsec):
| 1.00th=[ 470], 5.00th=[ 470], 10.00th=[ 470], 20.00th=[ 470],
| 30.00th=[ 502], 40.00th=[ 502], 50.00th=[ 516], 60.00th=[ 516],
| 70.00th=[ 548], 80.00th=[ 548], 90.00th=[ 1656], 95.00th=[ 1656],
| 99.00th=[ 1656], 99.50th=[ 1656], 99.90th=[ 1656], 99.95th=[ 1656],
| 99.99th=[ 1656]
cpu : usr=0.00%, sys=0.00%, ctx=0, majf=0, minf=0
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=5,0,0,0 short=0,0,0,0 dropped=0,0,0,0
latency : target=0, window=0, percentile=100.00%, depth=1
t1: (groupid=0, jobs=1): err= 0: pid=1292294: Thu Mar 21 19:21:58 2024
read: IOPS=2500, BW=9.77MiB/s (10.2MB/s)(20.0KiB/2msec)
clat (nsec): min=461, max=1499, avg=715.00, stdev=442.07
clat percentiles (nsec):
| 1.00th=[ 462], 5.00th=[ 462], 10.00th=[ 462], 20.00th=[ 462],
| 30.00th=[ 490], 40.00th=[ 490], 50.00th=[ 516], 60.00th=[ 516],
| 70.00th=[ 612], 80.00th=[ 612], 90.00th=[ 1496], 95.00th=[ 1496],
| 99.00th=[ 1496], 99.50th=[ 1496], 99.90th=[ 1496], 99.95th=[ 1496],
| 99.99th=[ 1496]
cpu : usr=0.00%, sys=0.00%, ctx=1, majf=0, minf=0
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=5,0,0,0 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=39.1MiB/s (41.0MB/s), 9.77MiB/s-19.5MiB/s (10.2MB/s-20.5MB/s), io=80.0KiB (81.9kB), run=1-2msec