== sanity test 398c: run fio to test AIO ================= 13:15:39 (1722791739) /usr/bin/fio debug=0 40+0 records in 40+0 records out 41943040 bytes (42 MB) copied, 0.155427 s, 270 MB/s osc.lustre-OST0000-osc-ffff8800ac98a000.rpc_stats=clear writing 40M to OST0 by fio with 4 jobs... rand-write: (g=0): rw=randwrite, bs=(R) 4096B-4096B, (W) 4096B-4096B, (T) 4096B-4096B, ioengine=libaio, iodepth=16 ... fio-3.7 Starting 4 processes rand-write: (groupid=0, jobs=1): err= 0: pid=23808: Sun Aug 4 13:16:09 2024 write: IOPS=90, BW=363KiB/s (372kB/s)(10.0MiB/28185msec) slat (usec): min=13, max=923, avg=68.67, stdev=46.17 clat (msec): min=83, max=299, avg=175.82, stdev=31.77 lat (msec): min=83, max=299, avg=175.89, stdev=31.77 clat percentiles (msec): | 1.00th=[ 110], 5.00th=[ 126], 10.00th=[ 136], 20.00th=[ 148], | 30.00th=[ 159], 40.00th=[ 169], 50.00th=[ 176], 60.00th=[ 184], | 70.00th=[ 192], 80.00th=[ 203], 90.00th=[ 215], 95.00th=[ 226], | 99.00th=[ 257], 99.50th=[ 271], 99.90th=[ 300], 99.95th=[ 300], | 99.99th=[ 300] bw ( KiB/s): min= 279, max= 520, per=25.02%, avg=362.80, stdev=42.28, samples=56 iops : min= 69, max= 130, avg=90.66, stdev=10.58, samples=56 lat (msec) : 100=0.70%, 250=97.58%, 500=1.72% cpu : usr=0.16%, sys=0.66%, ctx=2297, majf=0, minf=29 IO depths : 1=0.1%, 2=0.1%, 4=0.2%, 8=0.3%, 16=99.4%, 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=0.1%, 32=0.0%, 64=0.0%, >=64=0.0% issued rwts: total=0,2560,0,0 short=0,0,0,0 dropped=0,0,0,0 latency : target=0, window=0, percentile=100.00%, depth=16 rand-write: (groupid=0, jobs=1): err= 0: pid=23809: Sun Aug 4 13:16:09 2024 write: IOPS=90, BW=363KiB/s (371kB/s)(10.0MiB/28230msec) slat (usec): min=12, max=337, avg=69.60, stdev=42.34 clat (msec): min=91, max=289, avg=175.96, stdev=30.92 lat (msec): min=91, max=289, avg=176.03, stdev=30.92 clat percentiles (msec): | 1.00th=[ 108], 5.00th=[ 125], 10.00th=[ 138], 20.00th=[ 150], | 30.00th=[ 159], 40.00th=[ 169], 50.00th=[ 176], 60.00th=[ 184], | 70.00th=[ 192], 80.00th=[ 203], 90.00th=[ 218], 95.00th=[ 228], | 99.00th=[ 253], 99.50th=[ 266], 99.90th=[ 284], 99.95th=[ 284], | 99.99th=[ 292] bw ( KiB/s): min= 272, max= 512, per=24.96%, avg=361.95, stdev=45.48, samples=56 iops : min= 68, max= 128, avg=90.45, stdev=11.40, samples=56 lat (msec) : 100=0.31%, 250=98.55%, 500=1.13% cpu : usr=0.17%, sys=0.68%, ctx=2250, majf=0, minf=30 IO depths : 1=0.1%, 2=0.1%, 4=0.2%, 8=0.3%, 16=99.4%, 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=0.1%, 32=0.0%, 64=0.0%, >=64=0.0% issued rwts: total=0,2560,0,0 short=0,0,0,0 dropped=0,0,0,0 latency : target=0, window=0, percentile=100.00%, depth=16 rand-write: (groupid=0, jobs=1): err= 0: pid=23810: Sun Aug 4 13:16:09 2024 write: IOPS=90, BW=363KiB/s (371kB/s)(10.0MiB/28241msec) slat (usec): min=13, max=549, avg=69.85, stdev=44.94 clat (msec): min=59, max=281, avg=176.04, stdev=30.68 lat (msec): min=59, max=281, avg=176.11, stdev=30.68 clat percentiles (msec): | 1.00th=[ 109], 5.00th=[ 127], 10.00th=[ 138], 20.00th=[ 148], | 30.00th=[ 161], 40.00th=[ 169], 50.00th=[ 176], 60.00th=[ 184], | 70.00th=[ 190], 80.00th=[ 201], 90.00th=[ 215], 95.00th=[ 228], | 99.00th=[ 255], 99.50th=[ 264], 99.90th=[ 284], 99.95th=[ 284], | 99.99th=[ 284] bw ( KiB/s): min= 264, max= 512, per=24.91%, avg=361.23, stdev=44.21, samples=56 iops : min= 66, max= 128, avg=90.27, stdev=11.08, samples=56 lat (msec) : 100=0.20%, 250=98.52%, 500=1.29% cpu : usr=0.15%, sys=0.69%, ctx=2332, majf=0, minf=30 IO depths : 1=0.1%, 2=0.1%, 4=0.2%, 8=0.3%, 16=99.4%, 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=0.1%, 32=0.0%, 64=0.0%, >=64=0.0% issued rwts: total=0,2560,0,0 short=0,0,0,0 dropped=0,0,0,0 latency : target=0, window=0, percentile=100.00%, depth=16 rand-write: (groupid=0, jobs=1): err= 0: pid=23811: Sun Aug 4 13:16:09 2024 write: IOPS=91, BW=364KiB/s (373kB/s)(10.0MiB/28104msec) slat (usec): min=14, max=408, avg=70.77, stdev=45.40 clat (msec): min=40, max=293, avg=175.39, stdev=32.32 lat (msec): min=40, max=293, avg=175.46, stdev=32.32 clat percentiles (msec): | 1.00th=[ 104], 5.00th=[ 125], 10.00th=[ 136], 20.00th=[ 148], | 30.00th=[ 159], 40.00th=[ 167], 50.00th=[ 176], 60.00th=[ 184], | 70.00th=[ 192], 80.00th=[ 201], 90.00th=[ 215], 95.00th=[ 228], | 99.00th=[ 255], 99.50th=[ 271], 99.90th=[ 292], 99.95th=[ 292], | 99.99th=[ 292] bw ( KiB/s): min= 279, max= 520, per=25.06%, avg=363.41, stdev=45.47, samples=56 iops : min= 69, max= 130, avg=90.73, stdev=11.38, samples=56 lat (msec) : 50=0.35%, 100=0.47%, 250=97.70%, 500=1.48% cpu : usr=0.20%, sys=0.67%, ctx=2369, majf=0, minf=29 IO depths : 1=0.1%, 2=0.1%, 4=0.2%, 8=0.3%, 16=99.4%, 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=0.1%, 32=0.0%, 64=0.0%, >=64=0.0% issued rwts: total=0,2560,0,0 short=0,0,0,0 dropped=0,0,0,0 latency : target=0, window=0, percentile=100.00%, depth=16 Run status group 0 (all jobs): WRITE: bw=1450KiB/s (1485kB/s), 363KiB/s-364KiB/s (371kB/s-373kB/s), io=40.0MiB (41.9MB), run=28104-28241msec mix rw 40M to OST0 by fio with 4 jobs... rand-rw: (g=0): rw=randrw, bs=(R) 4096B-4096B, (W) 4096B-4096B, (T) 4096B-4096B, ioengine=libaio, iodepth=16 ... fio-3.7 Starting 4 processes rand-rw: (groupid=0, jobs=1): err= 0: pid=23843: Sun Aug 4 13:16:29 2024 read: IOPS=66, BW=265KiB/s (272kB/s)(5048KiB/19014msec) slat (usec): min=675, max=3211, avg=1211.09, stdev=281.84 clat (msec): min=3, max=189, avg=77.98, stdev=15.46 lat (msec): min=4, max=190, avg=79.19, stdev=15.48 clat percentiles (msec): | 1.00th=[ 46], 5.00th=[ 56], 10.00th=[ 62], 20.00th=[ 67], | 30.00th=[ 71], 40.00th=[ 75], 50.00th=[ 79], 60.00th=[ 81], | 70.00th=[ 84], 80.00th=[ 89], 90.00th=[ 94], 95.00th=[ 99], | 99.00th=[ 132], 99.50th=[ 138], 99.90th=[ 190], 99.95th=[ 190], | 99.99th=[ 190] bw ( KiB/s): min= 160, max= 336, per=25.00%, avg=263.71, stdev=45.54, samples=38 iops : min= 40, max= 84, avg=65.87, stdev=11.33, samples=38 write: IOPS=68, BW=273KiB/s (280kB/s)(5192KiB/19014msec) slat (usec): min=13, max=1298, avg=53.66, stdev=44.81 clat (msec): min=53, max=254, avg=156.88, stdev=34.54 lat (msec): min=53, max=254, avg=156.94, stdev=34.53 clat percentiles (msec): | 1.00th=[ 81], 5.00th=[ 105], 10.00th=[ 114], 20.00th=[ 127], | 30.00th=[ 138], 40.00th=[ 146], 50.00th=[ 157], 60.00th=[ 165], | 70.00th=[ 176], 80.00th=[ 188], 90.00th=[ 205], 95.00th=[ 218], | 99.00th=[ 236], 99.50th=[ 241], 99.90th=[ 247], 99.95th=[ 255], | 99.99th=[ 255] bw ( KiB/s): min= 200, max= 376, per=24.77%, avg=271.92, stdev=36.13, samples=38 iops : min= 50, max= 94, avg=67.92, stdev= 9.08, samples=38 lat (msec) : 4=0.04%, 20=0.12%, 50=0.70%, 100=48.36%, 250=50.74% lat (msec) : 500=0.04% cpu : usr=0.23%, sys=1.24%, ctx=2935, majf=0, minf=33 IO depths : 1=0.1%, 2=0.1%, 4=0.2%, 8=0.3%, 16=99.4%, 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=0.1%, 32=0.0%, 64=0.0%, >=64=0.0% issued rwts: total=1262,1298,0,0 short=0,0,0,0 dropped=0,0,0,0 latency : target=0, window=0, percentile=100.00%, depth=16 rand-rw: (groupid=0, jobs=1): err= 0: pid=23844: Sun Aug 4 13:16:29 2024 read: IOPS=65, BW=262KiB/s (268kB/s)(4976KiB/19014msec) slat (usec): min=677, max=2880, avg=1207.93, stdev=285.87 clat (usec): min=1261, max=142075, avg=77375.73, stdev=14079.60 lat (msec): min=2, max=144, avg=78.59, stdev=14.10 clat percentiles (msec): | 1.00th=[ 47], 5.00th=[ 58], 10.00th=[ 62], 20.00th=[ 67], | 30.00th=[ 70], 40.00th=[ 74], 50.00th=[ 78], 60.00th=[ 82], | 70.00th=[ 85], 80.00th=[ 90], 90.00th=[ 94], 95.00th=[ 97], | 99.00th=[ 109], 99.50th=[ 112], 99.90th=[ 140], 99.95th=[ 142], | 99.99th=[ 142] bw ( KiB/s): min= 152, max= 376, per=24.64%, avg=259.97, stdev=56.42, samples=38 iops : min= 38, max= 94, avg=64.97, stdev=14.09, samples=38 write: IOPS=69, BW=277KiB/s (283kB/s)(5264KiB/19014msec) slat (usec): min=14, max=403, avg=54.48, stdev=30.28 clat (msec): min=50, max=248, avg=156.56, stdev=34.13 lat (msec): min=50, max=248, avg=156.62, stdev=34.13 clat percentiles (msec): | 1.00th=[ 82], 5.00th=[ 104], 10.00th=[ 115], 20.00th=[ 128], | 30.00th=[ 136], 40.00th=[ 146], 50.00th=[ 155], 60.00th=[ 165], | 70.00th=[ 176], 80.00th=[ 186], 90.00th=[ 203], 95.00th=[ 220], | 99.00th=[ 234], 99.50th=[ 241], 99.90th=[ 245], 99.95th=[ 249], | 99.99th=[ 249] bw ( KiB/s): min= 208, max= 352, per=25.12%, avg=275.76, stdev=31.59, samples=38 iops : min= 52, max= 88, avg=68.92, stdev= 7.89, samples=38 lat (msec) : 2=0.08%, 20=0.27%, 50=0.43%, 100=48.44%, 250=50.78% cpu : usr=0.13%, sys=1.35%, ctx=2849, majf=0, minf=31 IO depths : 1=0.1%, 2=0.1%, 4=0.2%, 8=0.3%, 16=99.4%, 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=0.1%, 32=0.0%, 64=0.0%, >=64=0.0% issued rwts: total=1244,1316,0,0 short=0,0,0,0 dropped=0,0,0,0 latency : target=0, window=0, percentile=100.00%, depth=16 rand-rw: (groupid=0, jobs=1): err= 0: pid=23845: Sun Aug 4 13:16:29 2024 read: IOPS=65, BW=262KiB/s (269kB/s)(4984KiB/19004msec) slat (usec): min=28, max=2786, avg=1195.77, stdev=286.74 clat (usec): min=1925, max=179127, avg=77696.27, stdev=14588.29 lat (msec): min=2, max=180, avg=78.89, stdev=14.63 clat percentiles (msec): | 1.00th=[ 46], 5.00th=[ 57], 10.00th=[ 63], 20.00th=[ 67], | 30.00th=[ 71], 40.00th=[ 75], 50.00th=[ 79], 60.00th=[ 82], | 70.00th=[ 84], 80.00th=[ 89], 90.00th=[ 94], 95.00th=[ 100], | 99.00th=[ 110], 99.50th=[ 124], 99.90th=[ 167], 99.95th=[ 180], | 99.99th=[ 180] bw ( KiB/s): min= 168, max= 384, per=24.78%, avg=261.42, stdev=51.32, samples=38 iops : min= 42, max= 96, avg=65.32, stdev=12.81, samples=38 write: IOPS=69, BW=277KiB/s (283kB/s)(5256KiB/19004msec) slat (usec): min=14, max=313, avg=54.58, stdev=29.77 clat (msec): min=28, max=245, avg=156.35, stdev=33.58 lat (msec): min=28, max=246, avg=156.40, stdev=33.58 clat percentiles (msec): | 1.00th=[ 80], 5.00th=[ 105], 10.00th=[ 114], 20.00th=[ 128], | 30.00th=[ 138], 40.00th=[ 148], 50.00th=[ 157], 60.00th=[ 165], | 70.00th=[ 174], 80.00th=[ 184], 90.00th=[ 201], 95.00th=[ 215], | 99.00th=[ 234], 99.50th=[ 239], 99.90th=[ 247], 99.95th=[ 247], | 99.99th=[ 247] bw ( KiB/s): min= 208, max= 376, per=24.98%, avg=274.26, stdev=39.29, samples=38 iops : min= 52, max= 94, avg=68.53, stdev= 9.84, samples=38 lat (msec) : 2=0.04%, 4=0.08%, 10=0.08%, 20=0.12%, 50=0.78% lat (msec) : 100=47.58%, 250=51.33% cpu : usr=0.14%, sys=1.34%, ctx=2848, majf=0, minf=29 IO depths : 1=0.1%, 2=0.1%, 4=0.2%, 8=0.3%, 16=99.4%, 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=0.1%, 32=0.0%, 64=0.0%, >=64=0.0% issued rwts: total=1246,1314,0,0 short=0,0,0,0 dropped=0,0,0,0 latency : target=0, window=0, percentile=100.00%, depth=16 rand-rw: (groupid=0, jobs=1): err= 0: pid=23846: Sun Aug 4 13:16:29 2024 read: IOPS=66, BW=266KiB/s (273kB/s)(5060KiB/19004msec) slat (usec): min=696, max=2900, avg=1205.86, stdev=282.80 clat (msec): min=11, max=180, avg=77.90, stdev=15.25 lat (msec): min=12, max=181, avg=79.11, stdev=15.26 clat percentiles (msec): | 1.00th=[ 39], 5.00th=[ 57], 10.00th=[ 62], 20.00th=[ 67], | 30.00th=[ 71], 40.00th=[ 75], 50.00th=[ 79], 60.00th=[ 82], | 70.00th=[ 85], 80.00th=[ 90], 90.00th=[ 94], 95.00th=[ 99], | 99.00th=[ 115], 99.50th=[ 133], 99.90th=[ 180], 99.95th=[ 180], | 99.99th=[ 180] bw ( KiB/s): min= 120, max= 384, per=25.12%, avg=265.03, stdev=48.65, samples=38 iops : min= 30, max= 96, avg=66.24, stdev=12.16, samples=38 write: IOPS=68, BW=273KiB/s (279kB/s)(5180KiB/19004msec) slat (usec): min=14, max=1045, avg=54.88, stdev=45.76 clat (msec): min=70, max=241, avg=156.96, stdev=33.47 lat (msec): min=70, max=241, avg=157.02, stdev=33.47 clat percentiles (msec): | 1.00th=[ 85], 5.00th=[ 105], 10.00th=[ 113], 20.00th=[ 129], | 30.00th=[ 140], 40.00th=[ 148], 50.00th=[ 157], 60.00th=[ 165], | 70.00th=[ 174], 80.00th=[ 186], 90.00th=[ 203], 95.00th=[ 215], | 99.00th=[ 236], 99.50th=[ 236], 99.90th=[ 241], 99.95th=[ 241], | 99.99th=[ 241] bw ( KiB/s): min= 208, max= 352, per=24.65%, avg=270.71, stdev=35.33, samples=38 iops : min= 52, max= 88, avg=67.66, stdev= 8.84, samples=38 lat (msec) : 20=0.35%, 50=0.70%, 100=48.91%, 250=50.04% cpu : usr=0.22%, sys=1.24%, ctx=2917, majf=0, minf=30 IO depths : 1=0.1%, 2=0.1%, 4=0.2%, 8=0.3%, 16=99.4%, 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=0.1%, 32=0.0%, 64=0.0%, >=64=0.0% issued rwts: total=1265,1295,0,0 short=0,0,0,0 dropped=0,0,0,0 latency : target=0, window=0, percentile=100.00%, depth=16 Run status group 0 (all jobs): READ: bw=1055KiB/s (1081kB/s), 262KiB/s-266KiB/s (268kB/s-273kB/s), io=19.6MiB (20.5MB), run=19004-19014msec WRITE: bw=1099KiB/s (1125kB/s), 273KiB/s-277KiB/s (279kB/s-283kB/s), io=20.4MiB (21.4MB), run=19004-19014msec AIO with large block size 40M rand-rw: (g=0): rw=randrw, bs=(R) 40.0MiB-40.0MiB, (W) 40.0MiB-40.0MiB, (T) 40.0MiB-40.0MiB, ioengine=libaio, iodepth=16 fio-3.7 Starting 1 process rand-rw: (groupid=0, jobs=1): err= 0: pid=23865: Sun Aug 4 13:16:30 2024 read: IOPS=11, BW=465MiB/s (488MB/s)(40.0MiB/86msec) slat (nsec): min=5400.7k, max=5400.7k, avg=5400676.00, stdev= 0.00 clat (nsec): min=75650k, max=75650k, avg=75649906.00, stdev= 0.00 lat (nsec): min=81060k, max=81060k, avg=81059790.00, stdev= 0.00 clat percentiles (usec): | 1.00th=[76022], 5.00th=[76022], 10.00th=[76022], 20.00th=[76022], | 30.00th=[76022], 40.00th=[76022], 50.00th=[76022], 60.00th=[76022], | 70.00th=[76022], 80.00th=[76022], 90.00th=[76022], 95.00th=[76022], | 99.00th=[76022], 99.50th=[76022], 99.90th=[76022], 99.95th=[76022], | 99.99th=[76022] lat (msec) : 100=100.00% cpu : usr=0.00%, sys=5.88%, ctx=4, majf=0, 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=1,0,0,0 short=0,0,0,0 dropped=0,0,0,0 latency : target=0, window=0, percentile=100.00%, depth=16 Run status group 0 (all jobs): READ: bw=465MiB/s (488MB/s), 465MiB/s-465MiB/s (488MB/s-488MB/s), io=40.0MiB (41.9MB), run=86-86msec debug=trace inode super iotrace malloc cache info ioctl neterror net warning buffs other dentry nettrace page dlmtrace error emerg ha rpctrace vfstrace reada mmap config console quota sec lfsck hsm snapshot layout