== sanity test 398c: run fio to test AIO ================= 14:11:22 (1744135882) /usr/bin/fio debug=0 40+0 records in 40+0 records out 41943040 bytes (42 MB) copied, 0.134274 s, 312 MB/s osc.lustre-OST0000-osc-ffff880093091800.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=12959: Tue Apr 8 14:11:47 2025 write: IOPS=107, BW=429KiB/s (440kB/s)(10.0MiB/23852msec) slat (usec): min=13, max=689, avg=62.86, stdev=40.22 clat (msec): min=54, max=227, avg=148.83, stdev=27.86 lat (msec): min=54, max=227, avg=148.89, stdev=27.86 clat percentiles (msec): | 1.00th=[ 68], 5.00th=[ 103], 10.00th=[ 114], 20.00th=[ 128], | 30.00th=[ 136], 40.00th=[ 144], 50.00th=[ 153], 60.00th=[ 157], | 70.00th=[ 165], 80.00th=[ 174], 90.00th=[ 182], 95.00th=[ 190], | 99.00th=[ 207], 99.50th=[ 215], 99.90th=[ 228], 99.95th=[ 228], | 99.99th=[ 228] bw ( KiB/s): min= 360, max= 768, per=24.89%, avg=427.38, stdev=64.86, samples=47 iops : min= 90, max= 192, avg=106.83, stdev=16.22, samples=47 lat (msec) : 100=4.77%, 250=95.23% cpu : usr=0.13%, sys=0.77%, ctx=2188, 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=12960: Tue Apr 8 14:11:47 2025 write: IOPS=107, BW=429KiB/s (440kB/s)(10.0MiB/23844msec) slat (usec): min=13, max=652, avg=62.66, stdev=39.93 clat (msec): min=17, max=220, avg=148.79, stdev=28.98 lat (msec): min=17, max=220, avg=148.85, stdev=28.99 clat percentiles (msec): | 1.00th=[ 65], 5.00th=[ 104], 10.00th=[ 113], 20.00th=[ 127], | 30.00th=[ 136], 40.00th=[ 144], 50.00th=[ 153], 60.00th=[ 159], | 70.00th=[ 165], 80.00th=[ 174], 90.00th=[ 182], 95.00th=[ 192], | 99.00th=[ 211], 99.50th=[ 215], 99.90th=[ 220], 99.95th=[ 222], | 99.99th=[ 222] bw ( KiB/s): min= 336, max= 768, per=24.91%, avg=427.72, stdev=67.80, samples=47 iops : min= 84, max= 192, avg=106.91, stdev=16.95, samples=47 lat (msec) : 20=0.04%, 100=4.34%, 250=95.62% cpu : usr=0.14%, sys=0.78%, ctx=2135, 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=12961: Tue Apr 8 14:11:47 2025 write: IOPS=107, BW=430KiB/s (440kB/s)(10.0MiB/23817msec) slat (usec): min=13, max=466, avg=63.24, stdev=42.67 clat (msec): min=53, max=264, avg=148.64, stdev=29.04 lat (msec): min=53, max=264, avg=148.71, stdev=29.04 clat percentiles (msec): | 1.00th=[ 64], 5.00th=[ 103], 10.00th=[ 115], 20.00th=[ 127], | 30.00th=[ 136], 40.00th=[ 144], 50.00th=[ 150], 60.00th=[ 157], | 70.00th=[ 165], 80.00th=[ 174], 90.00th=[ 182], 95.00th=[ 192], | 99.00th=[ 211], 99.50th=[ 218], 99.90th=[ 266], 99.95th=[ 266], | 99.99th=[ 266] bw ( KiB/s): min= 327, max= 768, per=25.01%, avg=429.40, stdev=67.00, samples=47 iops : min= 81, max= 192, avg=107.32, stdev=16.79, samples=47 lat (msec) : 100=4.61%, 250=95.27%, 500=0.12% cpu : usr=0.14%, sys=0.77%, ctx=2161, 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 rand-write: (groupid=0, jobs=1): err= 0: pid=12962: Tue Apr 8 14:11:47 2025 write: IOPS=107, BW=431KiB/s (441kB/s)(10.0MiB/23757msec) slat (usec): min=13, max=675, avg=64.94, stdev=38.92 clat (msec): min=14, max=267, avg=148.29, stdev=30.03 lat (msec): min=14, max=267, avg=148.36, stdev=30.03 clat percentiles (msec): | 1.00th=[ 61], 5.00th=[ 99], 10.00th=[ 113], 20.00th=[ 127], | 30.00th=[ 136], 40.00th=[ 144], 50.00th=[ 150], 60.00th=[ 159], | 70.00th=[ 165], 80.00th=[ 174], 90.00th=[ 182], 95.00th=[ 192], | 99.00th=[ 211], 99.50th=[ 218], 99.90th=[ 228], 99.95th=[ 247], | 99.99th=[ 268] bw ( KiB/s): min= 352, max= 848, per=25.08%, avg=430.57, stdev=74.93, samples=47 iops : min= 88, max= 212, avg=107.60, stdev=18.75, samples=47 lat (msec) : 20=0.16%, 50=0.39%, 100=4.77%, 250=94.65%, 500=0.04% cpu : usr=0.17%, sys=0.79%, ctx=2282, 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 Run status group 0 (all jobs): WRITE: bw=1717KiB/s (1758kB/s), 429KiB/s-431KiB/s (440kB/s-441kB/s), io=40.0MiB (41.9MB), run=23757-23852msec 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=12991: Tue Apr 8 14:12:03 2025 read: IOPS=82, BW=329KiB/s (337kB/s)(5048KiB/15351msec) slat (usec): min=713, max=2967, avg=1139.68, stdev=261.70 clat (msec): min=2, max=150, avg=63.17, stdev=11.46 lat (msec): min=3, max=151, avg=64.31, stdev=11.46 clat percentiles (msec): | 1.00th=[ 41], 5.00th=[ 47], 10.00th=[ 51], 20.00th=[ 55], | 30.00th=[ 58], 40.00th=[ 62], 50.00th=[ 64], 60.00th=[ 66], | 70.00th=[ 69], 80.00th=[ 72], 90.00th=[ 77], 95.00th=[ 81], | 99.00th=[ 90], 99.50th=[ 95], 99.90th=[ 140], 99.95th=[ 150], | 99.99th=[ 150] bw ( KiB/s): min= 248, max= 432, per=25.14%, avg=328.53, stdev=48.68, samples=30 iops : min= 62, max= 108, avg=82.13, stdev=12.17, samples=30 write: IOPS=84, BW=338KiB/s (346kB/s)(5192KiB/15351msec) slat (usec): min=14, max=1010, avg=54.99, stdev=38.56 clat (msec): min=62, max=224, avg=126.15, stdev=26.77 lat (msec): min=62, max=224, avg=126.20, stdev=26.77 clat percentiles (msec): | 1.00th=[ 72], 5.00th=[ 83], 10.00th=[ 90], 20.00th=[ 103], | 30.00th=[ 112], 40.00th=[ 120], 50.00th=[ 126], 60.00th=[ 133], | 70.00th=[ 142], 80.00th=[ 148], 90.00th=[ 163], 95.00th=[ 171], | 99.00th=[ 188], 99.50th=[ 194], 99.90th=[ 224], 99.95th=[ 224], | 99.99th=[ 224] bw ( KiB/s): min= 264, max= 440, per=24.86%, avg=338.13, stdev=44.51, samples=30 iops : min= 66, max= 110, avg=84.53, stdev=11.13, samples=30 lat (msec) : 4=0.04%, 10=0.16%, 20=0.20%, 50=3.59%, 100=54.49% lat (msec) : 250=41.52% cpu : usr=0.22%, sys=1.56%, ctx=2884, 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=12992: Tue Apr 8 14:12:03 2025 read: IOPS=81, BW=324KiB/s (332kB/s)(4976KiB/15351msec) slat (usec): min=696, max=3403, avg=1128.05, stdev=250.28 clat (usec): min=985, max=108477, avg=62918.51, stdev=12526.39 lat (usec): min=1928, max=109606, avg=64048.38, stdev=12538.06 clat percentiles (msec): | 1.00th=[ 12], 5.00th=[ 46], 10.00th=[ 51], 20.00th=[ 55], | 30.00th=[ 58], 40.00th=[ 61], 50.00th=[ 64], 60.00th=[ 66], | 70.00th=[ 69], 80.00th=[ 72], 90.00th=[ 79], 95.00th=[ 83], | 99.00th=[ 92], 99.50th=[ 94], 99.90th=[ 108], 99.95th=[ 109], | 99.99th=[ 109] bw ( KiB/s): min= 215, max= 488, per=24.74%, avg=323.37, stdev=62.94, samples=30 iops : min= 53, max= 122, avg=80.77, stdev=15.78, samples=30 write: IOPS=85, BW=343KiB/s (351kB/s)(5264KiB/15351msec) slat (usec): min=13, max=221, avg=54.06, stdev=26.63 clat (msec): min=17, max=194, avg=125.77, stdev=26.46 lat (msec): min=17, max=194, avg=125.83, stdev=26.46 clat percentiles (msec): | 1.00th=[ 69], 5.00th=[ 84], 10.00th=[ 91], 20.00th=[ 103], | 30.00th=[ 112], 40.00th=[ 120], 50.00th=[ 127], 60.00th=[ 134], | 70.00th=[ 142], 80.00th=[ 148], 90.00th=[ 161], 95.00th=[ 169], | 99.00th=[ 186], 99.50th=[ 188], 99.90th=[ 194], 99.95th=[ 194], | 99.99th=[ 194] bw ( KiB/s): min= 272, max= 432, per=25.05%, avg=340.70, stdev=36.73, samples=30 iops : min= 68, max= 108, avg=85.10, stdev= 9.14, samples=30 lat (usec) : 1000=0.04% lat (msec) : 2=0.12%, 4=0.04%, 10=0.23%, 20=0.35%, 50=4.41% lat (msec) : 100=52.42%, 250=42.38% cpu : usr=0.23%, sys=1.60%, ctx=2792, 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=12993: Tue Apr 8 14:12:03 2025 read: IOPS=81, BW=326KiB/s (334kB/s)(4984KiB/15296msec) slat (usec): min=20, max=2672, avg=1129.60, stdev=269.59 clat (usec): min=1087, max=139775, avg=62952.90, stdev=11716.47 lat (msec): min=2, max=141, avg=64.08, stdev=11.73 clat percentiles (msec): | 1.00th=[ 14], 5.00th=[ 47], 10.00th=[ 52], 20.00th=[ 55], | 30.00th=[ 57], 40.00th=[ 61], 50.00th=[ 64], 60.00th=[ 66], | 70.00th=[ 69], 80.00th=[ 72], 90.00th=[ 77], 95.00th=[ 82], | 99.00th=[ 87], 99.50th=[ 90], 99.90th=[ 97], 99.95th=[ 140], | 99.99th=[ 140] bw ( KiB/s): min= 232, max= 392, per=25.12%, avg=328.27, stdev=42.10, samples=30 iops : min= 58, max= 98, avg=82.07, stdev=10.52, samples=30 write: IOPS=85, BW=344KiB/s (352kB/s)(5256KiB/15296msec) slat (usec): min=12, max=280, avg=53.71, stdev=27.90 clat (msec): min=24, max=272, avg=125.22, stdev=28.25 lat (msec): min=24, max=272, avg=125.28, stdev=28.25 clat percentiles (msec): | 1.00th=[ 66], 5.00th=[ 83], 10.00th=[ 90], 20.00th=[ 102], | 30.00th=[ 111], 40.00th=[ 117], 50.00th=[ 125], 60.00th=[ 133], | 70.00th=[ 142], 80.00th=[ 148], 90.00th=[ 161], 95.00th=[ 171], | 99.00th=[ 188], 99.50th=[ 209], 99.90th=[ 257], 99.95th=[ 271], | 99.99th=[ 271] bw ( KiB/s): min= 272, max= 424, per=25.24%, avg=343.20, stdev=44.78, samples=30 iops : min= 68, max= 106, avg=85.80, stdev=11.20, samples=30 lat (msec) : 2=0.04%, 4=0.12%, 10=0.12%, 20=0.27%, 50=3.71% lat (msec) : 100=54.02%, 250=41.64%, 500=0.08% cpu : usr=0.24%, sys=1.58%, ctx=2849, 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=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=12994: Tue Apr 8 14:12:03 2025 read: IOPS=82, BW=330KiB/s (338kB/s)(5060KiB/15351msec) slat (usec): min=680, max=3023, avg=1143.44, stdev=269.40 clat (usec): min=1213, max=109860, avg=63184.11, stdev=11894.66 lat (msec): min=2, max=110, avg=64.33, stdev=11.90 clat percentiles (msec): | 1.00th=[ 14], 5.00th=[ 47], 10.00th=[ 51], 20.00th=[ 55], | 30.00th=[ 58], 40.00th=[ 61], 50.00th=[ 64], 60.00th=[ 66], | 70.00th=[ 69], 80.00th=[ 72], 90.00th=[ 79], 95.00th=[ 82], | 99.00th=[ 89], 99.50th=[ 93], 99.90th=[ 108], 99.95th=[ 110], | 99.99th=[ 110] bw ( KiB/s): min= 232, max= 440, per=25.31%, avg=330.83, stdev=57.45, samples=30 iops : min= 58, max= 110, avg=82.63, stdev=14.35, samples=30 write: IOPS=84, BW=337KiB/s (346kB/s)(5180KiB/15351msec) slat (usec): min=15, max=356, avg=55.29, stdev=27.66 clat (msec): min=45, max=214, avg=126.36, stdev=26.55 lat (msec): min=45, max=214, avg=126.42, stdev=26.55 clat percentiles (msec): | 1.00th=[ 71], 5.00th=[ 84], 10.00th=[ 91], 20.00th=[ 104], | 30.00th=[ 112], 40.00th=[ 120], 50.00th=[ 127], 60.00th=[ 134], | 70.00th=[ 142], 80.00th=[ 150], 90.00th=[ 161], 95.00th=[ 171], | 99.00th=[ 190], 99.50th=[ 194], 99.90th=[ 215], 99.95th=[ 215], | 99.99th=[ 215] bw ( KiB/s): min= 256, max= 384, per=24.74%, avg=336.43, stdev=36.42, samples=30 iops : min= 64, max= 96, avg=84.03, stdev= 9.13, samples=30 lat (msec) : 2=0.04%, 4=0.04%, 10=0.27%, 20=0.20%, 50=3.91% lat (msec) : 100=53.67%, 250=41.88% cpu : usr=0.23%, sys=1.62%, ctx=2905, 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=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=1307KiB/s (1339kB/s), 324KiB/s-330KiB/s (332kB/s-338kB/s), io=19.6MiB (20.5MB), run=15296-15351msec WRITE: bw=1361KiB/s (1394kB/s), 337KiB/s-344KiB/s (346kB/s-352kB/s), io=20.4MiB (21.4MB), run=15296-15351msec 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=13010: Tue Apr 8 14:12:05 2025 read: IOPS=8, BW=331MiB/s (347MB/s)(40.0MiB/121msec) slat (nsec): min=6590.6k, max=6590.6k, avg=6590550.00, stdev= 0.00 clat (nsec): min=108265k, max=108265k, avg=108265417.00, stdev= 0.00 lat (nsec): min=114865k, max=114865k, avg=114865032.00, stdev= 0.00 clat percentiles (msec): | 1.00th=[ 109], 5.00th=[ 109], 10.00th=[ 109], 20.00th=[ 109], | 30.00th=[ 109], 40.00th=[ 109], 50.00th=[ 109], 60.00th=[ 109], | 70.00th=[ 109], 80.00th=[ 109], 90.00th=[ 109], 95.00th=[ 109], | 99.00th=[ 109], 99.50th=[ 109], 99.90th=[ 109], 99.95th=[ 109], | 99.99th=[ 109] lat (msec) : 250=100.00% cpu : usr=0.00%, sys=5.83%, 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=331MiB/s (347MB/s), 331MiB/s-331MiB/s (347MB/s-347MB/s), io=40.0MiB (41.9MB), run=121-121msec 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