== sanity test 398c: run fio to test AIO ================= 07:48:42 (1712144922) /usr/bin/fio debug=0 40+0 records in 40+0 records out 41943040 bytes (42 MB) copied, 0.0876611 s, 478 MB/s osc.lustre-OST0000-osc-ffff8800a7b9b800.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=32432: Wed Apr 3 07:49:17 2024 write: IOPS=74, BW=300KiB/s (307kB/s)(10.0MiB/34139msec) slat (usec): min=13, max=3108, avg=73.20, stdev=73.20 clat (msec): min=48, max=368, avg=212.99, stdev=41.36 lat (msec): min=48, max=368, avg=213.06, stdev=41.36 clat percentiles (msec): | 1.00th=[ 110], 5.00th=[ 148], 10.00th=[ 167], 20.00th=[ 184], | 30.00th=[ 194], 40.00th=[ 203], 50.00th=[ 211], 60.00th=[ 222], | 70.00th=[ 232], 80.00th=[ 247], 90.00th=[ 264], 95.00th=[ 284], | 99.00th=[ 317], 99.50th=[ 342], 99.90th=[ 359], 99.95th=[ 368], | 99.99th=[ 368] bw ( KiB/s): min= 200, max= 463, per=24.96%, avg=299.31, stdev=41.01, samples=68 iops : min= 50, max= 115, avg=74.75, stdev=10.20, samples=68 lat (msec) : 50=0.47%, 100=0.31%, 250=81.60%, 500=17.62% cpu : usr=0.14%, sys=0.61%, ctx=2329, 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=32433: Wed Apr 3 07:49:17 2024 write: IOPS=74, BW=300KiB/s (307kB/s)(10.0MiB/34153msec) slat (usec): min=12, max=1157, avg=73.60, stdev=53.78 clat (msec): min=43, max=363, avg=213.06, stdev=41.83 lat (msec): min=43, max=363, avg=213.13, stdev=41.83 clat percentiles (msec): | 1.00th=[ 110], 5.00th=[ 148], 10.00th=[ 165], 20.00th=[ 184], | 30.00th=[ 194], 40.00th=[ 203], 50.00th=[ 211], 60.00th=[ 222], | 70.00th=[ 232], 80.00th=[ 247], 90.00th=[ 266], 95.00th=[ 279], | 99.00th=[ 326], 99.50th=[ 342], 99.90th=[ 359], 99.95th=[ 363], | 99.99th=[ 363] bw ( KiB/s): min= 200, max= 440, per=24.96%, avg=299.26, stdev=41.61, samples=68 iops : min= 50, max= 110, avg=74.71, stdev=10.42, samples=68 lat (msec) : 50=0.70%, 100=0.16%, 250=81.17%, 500=17.97% cpu : usr=0.13%, sys=0.61%, ctx=2235, 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=32434: Wed Apr 3 07:49:17 2024 write: IOPS=74, BW=300KiB/s (307kB/s)(10.0MiB/34153msec) slat (usec): min=13, max=3078, avg=72.56, stdev=78.36 clat (msec): min=48, max=360, avg=213.09, stdev=41.09 lat (msec): min=49, max=360, avg=213.16, stdev=41.08 clat percentiles (msec): | 1.00th=[ 110], 5.00th=[ 148], 10.00th=[ 163], 20.00th=[ 184], | 30.00th=[ 194], 40.00th=[ 203], 50.00th=[ 211], 60.00th=[ 222], | 70.00th=[ 232], 80.00th=[ 247], 90.00th=[ 266], 95.00th=[ 284], | 99.00th=[ 305], 99.50th=[ 321], 99.90th=[ 342], 99.95th=[ 347], | 99.99th=[ 359] bw ( KiB/s): min= 208, max= 512, per=24.97%, avg=299.38, stdev=46.62, samples=68 iops : min= 52, max= 128, avg=74.82, stdev=11.64, samples=68 lat (msec) : 50=0.43%, 100=0.27%, 250=81.52%, 500=17.77% cpu : usr=0.15%, sys=0.57%, ctx=2174, 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=32435: Wed Apr 3 07:49:17 2024 write: IOPS=75, BW=300KiB/s (307kB/s)(10.0MiB/34111msec) slat (usec): min=12, max=381, avg=68.60, stdev=41.36 clat (msec): min=40, max=368, avg=212.95, stdev=41.71 lat (msec): min=40, max=369, avg=213.02, stdev=41.71 clat percentiles (msec): | 1.00th=[ 69], 5.00th=[ 148], 10.00th=[ 165], 20.00th=[ 184], | 30.00th=[ 192], 40.00th=[ 203], 50.00th=[ 211], 60.00th=[ 222], | 70.00th=[ 232], 80.00th=[ 249], 90.00th=[ 266], 95.00th=[ 284], | 99.00th=[ 313], 99.50th=[ 326], 99.90th=[ 359], 99.95th=[ 359], | 99.99th=[ 368] bw ( KiB/s): min= 232, max= 488, per=24.97%, avg=299.38, stdev=44.53, samples=68 iops : min= 58, max= 122, avg=74.82, stdev=11.13, samples=68 lat (msec) : 50=0.51%, 100=0.51%, 250=80.23%, 500=18.75% cpu : usr=0.14%, sys=0.59%, ctx=2089, 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=1199KiB/s (1228kB/s), 300KiB/s-300KiB/s (307kB/s-307kB/s), io=40.0MiB (41.9MB), run=34111-34153msec 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=32472: Wed Apr 3 07:49:38 2024 read: IOPS=62, BW=248KiB/s (254kB/s)(5048KiB/20333msec) slat (usec): min=26, max=3116, avg=1295.81, stdev=330.69 clat (usec): min=1971, max=201282, avg=84000.76, stdev=17027.72 lat (msec): min=2, max=202, avg=85.30, stdev=17.06 clat percentiles (msec): | 1.00th=[ 17], 5.00th=[ 62], 10.00th=[ 67], 20.00th=[ 72], | 30.00th=[ 77], 40.00th=[ 81], 50.00th=[ 85], 60.00th=[ 89], | 70.00th=[ 91], 80.00th=[ 96], 90.00th=[ 104], 95.00th=[ 110], | 99.00th=[ 121], 99.50th=[ 129], 99.90th=[ 176], 99.95th=[ 201], | 99.99th=[ 201] bw ( KiB/s): min= 168, max= 352, per=25.23%, avg=248.28, stdev=46.67, samples=40 iops : min= 42, max= 88, avg=61.98, stdev=11.72, samples=40 write: IOPS=63, BW=255KiB/s (261kB/s)(5192KiB/20333msec) slat (usec): min=13, max=503, avg=63.19, stdev=34.98 clat (msec): min=60, max=325, avg=167.51, stdev=37.59 lat (msec): min=60, max=325, avg=167.58, stdev=37.59 clat percentiles (msec): | 1.00th=[ 80], 5.00th=[ 107], 10.00th=[ 121], 20.00th=[ 138], | 30.00th=[ 146], 40.00th=[ 157], 50.00th=[ 167], 60.00th=[ 176], | 70.00th=[ 188], 80.00th=[ 201], 90.00th=[ 218], 95.00th=[ 232], | 99.00th=[ 253], 99.50th=[ 259], 99.90th=[ 300], 99.95th=[ 326], | 99.99th=[ 326] bw ( KiB/s): min= 200, max= 344, per=24.93%, avg=255.28, stdev=32.87, samples=40 iops : min= 50, max= 86, avg=63.72, stdev= 8.26, samples=40 lat (msec) : 2=0.04%, 4=0.08%, 20=0.47%, 50=0.39%, 100=42.93% lat (msec) : 250=55.31%, 500=0.78% cpu : usr=0.20%, sys=1.46%, ctx=2933, 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=32473: Wed Apr 3 07:49:38 2024 read: IOPS=61, BW=244KiB/s (250kB/s)(4976KiB/20380msec) slat (usec): min=12, max=2764, avg=1301.46, stdev=318.44 clat (usec): min=1552, max=135541, avg=83940.88, stdev=15696.73 lat (msec): min=2, max=137, avg=85.24, stdev=15.72 clat percentiles (msec): | 1.00th=[ 44], 5.00th=[ 62], 10.00th=[ 67], 20.00th=[ 72], | 30.00th=[ 77], 40.00th=[ 81], 50.00th=[ 85], 60.00th=[ 88], | 70.00th=[ 91], 80.00th=[ 96], 90.00th=[ 104], 95.00th=[ 110], | 99.00th=[ 124], 99.50th=[ 127], 99.90th=[ 136], 99.95th=[ 136], | 99.99th=[ 136] bw ( KiB/s): min= 152, max= 408, per=24.74%, avg=243.47, stdev=48.48, samples=40 iops : min= 38, max= 102, avg=60.77, stdev=12.18, samples=40 write: IOPS=64, BW=258KiB/s (264kB/s)(5264KiB/20380msec) slat (usec): min=13, max=1086, avg=65.64, stdev=46.25 clat (msec): min=16, max=274, avg=167.06, stdev=38.77 lat (msec): min=16, max=274, avg=167.12, stdev=38.77 clat percentiles (msec): | 1.00th=[ 78], 5.00th=[ 106], 10.00th=[ 120], 20.00th=[ 133], | 30.00th=[ 146], 40.00th=[ 157], 50.00th=[ 167], 60.00th=[ 178], | 70.00th=[ 188], 80.00th=[ 201], 90.00th=[ 220], 95.00th=[ 230], | 99.00th=[ 253], 99.50th=[ 259], 99.90th=[ 275], 99.95th=[ 275], | 99.99th=[ 275] bw ( KiB/s): min= 192, max= 344, per=25.10%, avg=257.08, stdev=34.09, samples=40 iops : min= 48, max= 86, avg=64.17, stdev= 8.59, samples=40 lat (msec) : 2=0.04%, 10=0.04%, 20=0.27%, 50=0.51%, 100=42.50% lat (msec) : 250=55.82%, 500=0.82% cpu : usr=0.24%, sys=1.41%, ctx=3147, 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=32474: Wed Apr 3 07:49:38 2024 read: IOPS=61, BW=244KiB/s (250kB/s)(4984KiB/20391msec) slat (usec): min=37, max=3295, avg=1300.93, stdev=322.04 clat (usec): min=1660, max=135810, avg=84383.87, stdev=15946.20 lat (msec): min=2, max=136, avg=85.69, stdev=15.96 clat percentiles (msec): | 1.00th=[ 35], 5.00th=[ 63], 10.00th=[ 67], 20.00th=[ 73], | 30.00th=[ 78], 40.00th=[ 82], 50.00th=[ 85], 60.00th=[ 88], | 70.00th=[ 91], 80.00th=[ 96], 90.00th=[ 105], 95.00th=[ 110], | 99.00th=[ 125], 99.50th=[ 128], 99.90th=[ 136], 99.95th=[ 136], | 99.99th=[ 136] bw ( KiB/s): min= 128, max= 392, per=24.80%, avg=244.07, stdev=60.76, samples=40 iops : min= 32, max= 98, avg=60.93, stdev=15.23, samples=40 write: IOPS=64, BW=258KiB/s (264kB/s)(5256KiB/20391msec) slat (usec): min=12, max=332, avg=64.64, stdev=35.92 clat (msec): min=22, max=271, avg=166.89, stdev=38.19 lat (msec): min=22, max=271, avg=166.96, stdev=38.19 clat percentiles (msec): | 1.00th=[ 86], 5.00th=[ 105], 10.00th=[ 118], 20.00th=[ 133], | 30.00th=[ 146], 40.00th=[ 157], 50.00th=[ 167], 60.00th=[ 176], | 70.00th=[ 188], 80.00th=[ 203], 90.00th=[ 218], 95.00th=[ 230], | 99.00th=[ 253], 99.50th=[ 259], 99.90th=[ 271], 99.95th=[ 271], | 99.99th=[ 271] bw ( KiB/s): min= 208, max= 344, per=24.93%, avg=255.28, stdev=32.55, samples=40 iops : min= 52, max= 86, avg=63.73, stdev= 8.20, samples=40 lat (msec) : 2=0.08%, 4=0.04%, 20=0.31%, 50=0.23%, 100=42.58% lat (msec) : 250=56.13%, 500=0.62% cpu : usr=0.19%, sys=1.47%, ctx=3037, 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=32475: Wed Apr 3 07:49:38 2024 read: IOPS=62, BW=249KiB/s (255kB/s)(5060KiB/20333msec) slat (usec): min=29, max=2907, avg=1290.08, stdev=325.94 clat (usec): min=1209, max=161411, avg=84316.37, stdev=16026.26 lat (msec): min=2, max=162, avg=85.61, stdev=16.04 clat percentiles (msec): | 1.00th=[ 21], 5.00th=[ 63], 10.00th=[ 68], 20.00th=[ 73], | 30.00th=[ 78], 40.00th=[ 82], 50.00th=[ 85], 60.00th=[ 88], | 70.00th=[ 92], 80.00th=[ 96], 90.00th=[ 104], 95.00th=[ 110], | 99.00th=[ 120], 99.50th=[ 127], 99.90th=[ 136], 99.95th=[ 161], | 99.99th=[ 161] bw ( KiB/s): min= 144, max= 392, per=25.31%, avg=249.07, stdev=51.24, samples=40 iops : min= 36, max= 98, avg=62.18, stdev=12.77, samples=40 write: IOPS=63, BW=255KiB/s (261kB/s)(5180KiB/20333msec) slat (usec): min=13, max=604, avg=66.16, stdev=38.32 clat (msec): min=69, max=274, avg=167.43, stdev=37.99 lat (msec): min=69, max=274, avg=167.49, stdev=37.99 clat percentiles (msec): | 1.00th=[ 89], 5.00th=[ 107], 10.00th=[ 118], 20.00th=[ 136], | 30.00th=[ 146], 40.00th=[ 157], 50.00th=[ 165], 60.00th=[ 176], | 70.00th=[ 188], 80.00th=[ 201], 90.00th=[ 220], 95.00th=[ 234], | 99.00th=[ 259], 99.50th=[ 271], 99.90th=[ 275], 99.95th=[ 275], | 99.99th=[ 275] bw ( KiB/s): min= 192, max= 328, per=24.79%, avg=253.87, stdev=33.60, samples=40 iops : min= 48, max= 82, avg=63.38, stdev= 8.48, samples=40 lat (msec) : 2=0.04%, 20=0.43%, 50=0.47%, 100=42.73%, 250=55.51% lat (msec) : 500=0.82% cpu : usr=0.16%, sys=1.49%, ctx=3216, 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=984KiB/s (1008kB/s), 244KiB/s-249KiB/s (250kB/s-255kB/s), io=19.6MiB (20.5MB), run=20333-20391msec WRITE: bw=1025KiB/s (1049kB/s), 255KiB/s-258KiB/s (261kB/s-264kB/s), io=20.4MiB (21.4MB), run=20333-20391msec 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=32495: Wed Apr 3 07:49:40 2024 read: IOPS=9, BW=392MiB/s (411MB/s)(40.0MiB/102msec) slat (nsec): min=8847.3k, max=8847.3k, avg=8847264.00, stdev= 0.00 clat (nsec): min=92233k, max=92233k, avg=92232985.00, stdev= 0.00 lat (nsec): min=101095k, max=101095k, avg=101094670.00, stdev= 0.00 clat percentiles (usec): | 1.00th=[91751], 5.00th=[91751], 10.00th=[91751], 20.00th=[91751], | 30.00th=[91751], 40.00th=[91751], 50.00th=[91751], 60.00th=[91751], | 70.00th=[91751], 80.00th=[91751], 90.00th=[91751], 95.00th=[91751], | 99.00th=[91751], 99.50th=[91751], 99.90th=[91751], 99.95th=[91751], | 99.99th=[91751] lat (msec) : 100=100.00% cpu : usr=0.00%, sys=8.91%, ctx=3, 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=392MiB/s (411MB/s), 392MiB/s-392MiB/s (411MB/s-411MB/s), io=40.0MiB (41.9MB), run=102-102msec 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