== sanity test 398c: run fio to test AIO ================= 18:56:58 (1743461818) /usr/bin/fio debug=0 40+0 records in 40+0 records out 41943040 bytes (42 MB) copied, 0.0983926 s, 426 MB/s osc.lustre-OST0000-osc-ffff8800b6097800.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=10710: Mon Mar 31 18:57:37 2025 write: IOPS=68, BW=273KiB/s (279kB/s)(10.0MiB/37561msec) slat (usec): min=13, max=568, avg=88.56, stdev=55.28 clat (msec): min=50, max=456, avg=234.50, stdev=44.46 lat (msec): min=50, max=456, avg=234.59, stdev=44.47 clat percentiles (msec): | 1.00th=[ 94], 5.00th=[ 165], 10.00th=[ 184], 20.00th=[ 205], | 30.00th=[ 215], 40.00th=[ 226], 50.00th=[ 236], 60.00th=[ 247], | 70.00th=[ 257], 80.00th=[ 271], 90.00th=[ 288], 95.00th=[ 300], | 99.00th=[ 330], 99.50th=[ 363], 99.90th=[ 430], 99.95th=[ 443], | 99.99th=[ 456] bw ( KiB/s): min= 199, max= 512, per=24.91%, avg=271.32, stdev=44.62, samples=75 iops : min= 49, max= 128, avg=67.72, stdev=11.16, samples=75 lat (msec) : 100=1.05%, 250=63.09%, 500=35.86% cpu : usr=0.19%, sys=0.60%, ctx=2299, 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=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=10711: Mon Mar 31 18:57:37 2025 write: IOPS=68, BW=272KiB/s (279kB/s)(10.0MiB/37596msec) slat (usec): min=13, max=464, avg=87.65, stdev=54.82 clat (msec): min=50, max=387, avg=234.75, stdev=43.78 lat (msec): min=50, max=387, avg=234.84, stdev=43.78 clat percentiles (msec): | 1.00th=[ 103], 5.00th=[ 167], 10.00th=[ 184], 20.00th=[ 203], | 30.00th=[ 215], 40.00th=[ 228], 50.00th=[ 236], 60.00th=[ 249], | 70.00th=[ 259], 80.00th=[ 271], 90.00th=[ 288], 95.00th=[ 300], | 99.00th=[ 326], 99.50th=[ 342], 99.90th=[ 372], 99.95th=[ 376], | 99.99th=[ 388] bw ( KiB/s): min= 199, max= 512, per=24.90%, avg=271.13, stdev=44.11, samples=75 iops : min= 49, max= 128, avg=67.69, stdev=11.05, samples=75 lat (msec) : 100=0.98%, 250=61.45%, 500=37.58% cpu : usr=0.16%, sys=0.62%, ctx=2277, 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=10712: Mon Mar 31 18:57:37 2025 write: IOPS=68, BW=272KiB/s (279kB/s)(10.0MiB/37596msec) slat (usec): min=12, max=458, avg=88.63, stdev=55.21 clat (msec): min=52, max=387, avg=234.71, stdev=42.99 lat (msec): min=52, max=387, avg=234.80, stdev=43.00 clat percentiles (msec): | 1.00th=[ 75], 5.00th=[ 171], 10.00th=[ 186], 20.00th=[ 205], | 30.00th=[ 215], 40.00th=[ 226], 50.00th=[ 236], 60.00th=[ 247], | 70.00th=[ 257], 80.00th=[ 271], 90.00th=[ 288], 95.00th=[ 296], | 99.00th=[ 326], 99.50th=[ 334], 99.90th=[ 363], 99.95th=[ 363], | 99.99th=[ 388] bw ( KiB/s): min= 192, max= 512, per=24.92%, avg=271.35, stdev=45.22, samples=75 iops : min= 48, max= 128, avg=67.75, stdev=11.34, samples=75 lat (msec) : 100=1.17%, 250=62.38%, 500=36.45% cpu : usr=0.13%, sys=0.66%, ctx=2334, 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=10713: Mon Mar 31 18:57:37 2025 write: IOPS=68, BW=273KiB/s (279kB/s)(10.0MiB/37573msec) slat (usec): min=13, max=840, avg=91.50, stdev=57.66 clat (msec): min=17, max=440, avg=234.63, stdev=45.34 lat (msec): min=17, max=440, avg=234.72, stdev=45.34 clat percentiles (msec): | 1.00th=[ 80], 5.00th=[ 169], 10.00th=[ 186], 20.00th=[ 205], | 30.00th=[ 215], 40.00th=[ 226], 50.00th=[ 236], 60.00th=[ 247], | 70.00th=[ 257], 80.00th=[ 271], 90.00th=[ 288], 95.00th=[ 300], | 99.00th=[ 326], 99.50th=[ 363], 99.90th=[ 439], 99.95th=[ 439], | 99.99th=[ 439] bw ( KiB/s): min= 184, max= 576, per=24.91%, avg=271.32, stdev=49.71, samples=75 iops : min= 46, max= 144, avg=67.72, stdev=12.45, samples=75 lat (msec) : 20=0.08%, 50=0.39%, 100=0.66%, 250=62.70%, 500=36.17% cpu : usr=0.18%, sys=0.64%, ctx=2375, majf=0, minf=28 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=1089KiB/s (1116kB/s), 272KiB/s-273KiB/s (279kB/s-279kB/s), io=40.0MiB (41.9MB), run=37561-37596msec 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=10753: Mon Mar 31 18:58:01 2025 read: IOPS=56, BW=224KiB/s (229kB/s)(5048KiB/22535msec) slat (usec): min=859, max=4514, avg=1467.57, stdev=382.29 clat (msec): min=2, max=161, avg=94.78, stdev=17.52 lat (msec): min=4, max=163, avg=96.25, stdev=17.54 clat percentiles (msec): | 1.00th=[ 53], 5.00th=[ 70], 10.00th=[ 75], 20.00th=[ 81], | 30.00th=[ 86], 40.00th=[ 91], 50.00th=[ 94], 60.00th=[ 100], | 70.00th=[ 103], 80.00th=[ 110], 90.00th=[ 117], 95.00th=[ 122], | 99.00th=[ 140], 99.50th=[ 150], 99.90th=[ 159], 99.95th=[ 161], | 99.99th=[ 161] bw ( KiB/s): min= 111, max= 304, per=25.09%, avg=223.33, stdev=44.71, samples=45 iops : min= 27, max= 76, avg=55.73, stdev=11.22, samples=45 write: IOPS=57, BW=230KiB/s (236kB/s)(5192KiB/22535msec) slat (usec): min=13, max=1598, avg=80.57, stdev=64.03 clat (msec): min=48, max=333, avg=183.79, stdev=41.11 lat (msec): min=48, max=333, avg=183.87, stdev=41.11 clat percentiles (msec): | 1.00th=[ 102], 5.00th=[ 118], 10.00th=[ 131], 20.00th=[ 148], | 30.00th=[ 161], 40.00th=[ 174], 50.00th=[ 184], 60.00th=[ 197], | 70.00th=[ 205], 80.00th=[ 218], 90.00th=[ 239], 95.00th=[ 253], | 99.00th=[ 296], 99.50th=[ 296], 99.90th=[ 317], 99.95th=[ 334], | 99.99th=[ 334] bw ( KiB/s): min= 167, max= 288, per=24.69%, avg=228.84, stdev=28.02, samples=45 iops : min= 41, max= 72, avg=57.11, stdev= 7.04, samples=45 lat (msec) : 4=0.04%, 10=0.04%, 20=0.08%, 50=0.27%, 100=31.13% lat (msec) : 250=65.62%, 500=2.81% cpu : usr=0.28%, sys=1.44%, ctx=3104, 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=10754: Mon Mar 31 18:58:01 2025 read: IOPS=55, BW=221KiB/s (226kB/s)(4976KiB/22535msec) slat (usec): min=24, max=3915, avg=1438.25, stdev=353.37 clat (usec): min=1728, max=161002, avg=94302.22, stdev=17544.88 lat (usec): min=1878, max=162999, avg=95743.23, stdev=17584.22 clat percentiles (msec): | 1.00th=[ 47], 5.00th=[ 69], 10.00th=[ 74], 20.00th=[ 82], | 30.00th=[ 87], 40.00th=[ 92], 50.00th=[ 95], 60.00th=[ 99], | 70.00th=[ 103], 80.00th=[ 109], 90.00th=[ 116], 95.00th=[ 122], | 99.00th=[ 131], 99.50th=[ 132], 99.90th=[ 159], 99.95th=[ 161], | 99.99th=[ 161] bw ( KiB/s): min= 104, max= 320, per=24.73%, avg=220.13, stdev=53.68, samples=45 iops : min= 26, max= 80, avg=54.93, stdev=13.45, samples=45 write: IOPS=58, BW=234KiB/s (239kB/s)(5264KiB/22535msec) slat (usec): min=13, max=389, avg=81.71, stdev=49.57 clat (msec): min=18, max=322, avg=183.22, stdev=42.97 lat (msec): min=18, max=322, avg=183.31, stdev=42.97 clat percentiles (msec): | 1.00th=[ 90], 5.00th=[ 115], 10.00th=[ 128], 20.00th=[ 148], | 30.00th=[ 163], 40.00th=[ 171], 50.00th=[ 184], 60.00th=[ 197], | 70.00th=[ 207], 80.00th=[ 220], 90.00th=[ 236], 95.00th=[ 251], | 99.00th=[ 288], 99.50th=[ 300], 99.90th=[ 309], 99.95th=[ 321], | 99.99th=[ 321] bw ( KiB/s): min= 151, max= 288, per=25.03%, avg=232.04, stdev=29.56, samples=45 iops : min= 37, max= 72, avg=57.91, stdev= 7.46, samples=45 lat (msec) : 2=0.04%, 4=0.08%, 20=0.35%, 50=0.59%, 100=31.13% lat (msec) : 250=65.23%, 500=2.58% cpu : usr=0.20%, sys=1.52%, ctx=3055, 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=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=10755: Mon Mar 31 18:58:01 2025 read: IOPS=55, BW=221KiB/s (227kB/s)(4984KiB/22524msec) slat (usec): min=816, max=4605, avg=1470.14, stdev=379.12 clat (msec): min=12, max=194, avg=93.53, stdev=17.54 lat (msec): min=13, max=196, avg=95.00, stdev=17.58 clat percentiles (msec): | 1.00th=[ 48], 5.00th=[ 68], 10.00th=[ 74], 20.00th=[ 80], | 30.00th=[ 85], 40.00th=[ 90], 50.00th=[ 94], 60.00th=[ 99], | 70.00th=[ 103], 80.00th=[ 108], 90.00th=[ 115], 95.00th=[ 121], | 99.00th=[ 132], 99.50th=[ 136], 99.90th=[ 150], 99.95th=[ 194], | 99.99th=[ 194] bw ( KiB/s): min= 144, max= 336, per=24.83%, avg=221.02, stdev=50.99, samples=45 iops : min= 36, max= 84, avg=55.16, stdev=12.78, samples=45 write: IOPS=58, BW=233KiB/s (239kB/s)(5256KiB/22524msec) slat (usec): min=14, max=486, avg=79.80, stdev=50.88 clat (msec): min=45, max=335, avg=183.70, stdev=42.08 lat (msec): min=45, max=335, avg=183.78, stdev=42.08 clat percentiles (msec): | 1.00th=[ 99], 5.00th=[ 115], 10.00th=[ 130], 20.00th=[ 146], | 30.00th=[ 161], 40.00th=[ 174], 50.00th=[ 184], 60.00th=[ 197], | 70.00th=[ 207], 80.00th=[ 220], 90.00th=[ 239], 95.00th=[ 251], | 99.00th=[ 288], 99.50th=[ 305], 99.90th=[ 321], 99.95th=[ 334], | 99.99th=[ 334] bw ( KiB/s): min= 168, max= 280, per=24.94%, avg=231.16, stdev=28.60, samples=45 iops : min= 42, max= 70, avg=57.69, stdev= 7.17, samples=45 lat (msec) : 20=0.27%, 50=0.35%, 100=31.41%, 250=65.27%, 500=2.70% cpu : usr=0.22%, sys=1.49%, ctx=3069, 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=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=10756: Mon Mar 31 18:58:01 2025 read: IOPS=56, BW=225KiB/s (231kB/s)(5060KiB/22467msec) slat (usec): min=879, max=4611, avg=1463.71, stdev=363.25 clat (msec): min=2, max=226, avg=95.04, stdev=18.25 lat (msec): min=4, max=227, avg=96.51, stdev=18.28 clat percentiles (msec): | 1.00th=[ 50], 5.00th=[ 70], 10.00th=[ 77], 20.00th=[ 81], | 30.00th=[ 86], 40.00th=[ 92], 50.00th=[ 95], 60.00th=[ 100], | 70.00th=[ 104], 80.00th=[ 109], 90.00th=[ 116], 95.00th=[ 121], | 99.00th=[ 138], 99.50th=[ 165], 99.90th=[ 226], 99.95th=[ 226], | 99.99th=[ 226] bw ( KiB/s): min= 120, max= 328, per=25.34%, avg=225.50, stdev=47.80, samples=44 iops : min= 30, max= 82, avg=56.27, stdev=11.91, samples=44 write: IOPS=57, BW=231KiB/s (236kB/s)(5180KiB/22467msec) slat (usec): min=13, max=1463, avg=80.52, stdev=63.24 clat (msec): min=37, max=315, avg=182.86, stdev=43.25 lat (msec): min=37, max=315, avg=182.94, stdev=43.25 clat percentiles (msec): | 1.00th=[ 91], 5.00th=[ 114], 10.00th=[ 129], 20.00th=[ 146], | 30.00th=[ 159], 40.00th=[ 171], 50.00th=[ 184], 60.00th=[ 197], | 70.00th=[ 205], 80.00th=[ 220], 90.00th=[ 239], 95.00th=[ 255], | 99.00th=[ 292], 99.50th=[ 300], 99.90th=[ 309], 99.95th=[ 317], | 99.99th=[ 317] bw ( KiB/s): min= 159, max= 288, per=24.78%, avg=229.68, stdev=34.02, samples=44 iops : min= 39, max= 72, avg=57.32, stdev= 8.62, samples=44 lat (msec) : 4=0.04%, 20=0.20%, 50=0.51%, 100=31.21%, 250=64.92% lat (msec) : 500=3.12% cpu : usr=0.26%, sys=1.45%, ctx=3257, majf=0, minf=32 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=891KiB/s (912kB/s), 221KiB/s-225KiB/s (226kB/s-231kB/s), io=19.6MiB (20.5MB), run=22467-22535msec WRITE: bw=927KiB/s (949kB/s), 230KiB/s-234KiB/s (236kB/s-239kB/s), io=20.4MiB (21.4MB), run=22467-22535msec 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=10777: Mon Mar 31 18:58:02 2025 read: IOPS=11, BW=460MiB/s (482MB/s)(40.0MiB/87msec) slat (nsec): min=7152.9k, max=7152.9k, avg=7152851.00, stdev= 0.00 clat (nsec): min=74943k, max=74943k, avg=74943456.00, stdev= 0.00 lat (nsec): min=82115k, max=82115k, avg=82114620.00, stdev= 0.00 clat percentiles (usec): | 1.00th=[74974], 5.00th=[74974], 10.00th=[74974], 20.00th=[74974], | 30.00th=[74974], 40.00th=[74974], 50.00th=[74974], 60.00th=[74974], | 70.00th=[74974], 80.00th=[74974], 90.00th=[74974], 95.00th=[74974], | 99.00th=[74974], 99.50th=[74974], 99.90th=[74974], 99.95th=[74974], | 99.99th=[74974] lat (msec) : 100=100.00% cpu : usr=0.00%, sys=8.14%, ctx=16, 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=460MiB/s (482MB/s), 460MiB/s-460MiB/s (482MB/s-482MB/s), io=40.0MiB (41.9MB), run=87-87msec 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