== sanity test 398c: run fio to test AIO ================= 05:06:49 (1713085609) /usr/bin/fio debug=0 40+0 records in 40+0 records out 41943040 bytes (42 MB) copied, 0.107183 s, 391 MB/s osc.lustre-OST0000-osc-ffff8800950e6000.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=23913: Sun Apr 14 05:07:24 2024 write: IOPS=76, BW=304KiB/s (312kB/s)(10.0MiB/33657msec) slat (usec): min=10, max=550, avg=80.38, stdev=53.09 clat (msec): min=41, max=401, avg=210.01, stdev=45.21 lat (msec): min=41, max=401, avg=210.09, stdev=45.21 clat percentiles (msec): | 1.00th=[ 113], 5.00th=[ 144], 10.00th=[ 157], 20.00th=[ 174], | 30.00th=[ 186], 40.00th=[ 199], 50.00th=[ 209], 60.00th=[ 220], | 70.00th=[ 232], 80.00th=[ 245], 90.00th=[ 268], 95.00th=[ 288], | 99.00th=[ 326], 99.50th=[ 338], 99.90th=[ 388], 99.95th=[ 401], | 99.99th=[ 401] bw ( KiB/s): min= 200, max= 512, per=24.98%, avg=303.75, stdev=54.40, samples=67 iops : min= 50, max= 128, avg=75.84, stdev=13.55, samples=67 lat (msec) : 50=0.55%, 100=0.20%, 250=82.46%, 500=16.80% cpu : usr=0.17%, sys=0.69%, ctx=2250, 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=23914: Sun Apr 14 05:07:24 2024 write: IOPS=76, BW=304KiB/s (312kB/s)(10.0MiB/33657msec) slat (usec): min=11, max=1017, avg=79.66, stdev=60.31 clat (msec): min=18, max=372, avg=210.03, stdev=44.42 lat (msec): min=19, max=372, avg=210.11, stdev=44.42 clat percentiles (msec): | 1.00th=[ 110], 5.00th=[ 144], 10.00th=[ 157], 20.00th=[ 174], | 30.00th=[ 186], 40.00th=[ 199], 50.00th=[ 209], 60.00th=[ 220], | 70.00th=[ 232], 80.00th=[ 245], 90.00th=[ 268], 95.00th=[ 288], | 99.00th=[ 321], 99.50th=[ 334], 99.90th=[ 363], 99.95th=[ 372], | 99.99th=[ 372] bw ( KiB/s): min= 208, max= 471, per=24.98%, avg=303.73, stdev=52.90, samples=67 iops : min= 52, max= 117, avg=75.91, stdev=13.20, samples=67 lat (msec) : 20=0.04%, 50=0.04%, 100=0.31%, 250=82.73%, 500=16.88% cpu : usr=0.16%, sys=0.73%, ctx=2001, 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=23915: Sun Apr 14 05:07:24 2024 write: IOPS=76, BW=304KiB/s (312kB/s)(10.0MiB/33645msec) slat (usec): min=11, max=1110, avg=78.24, stdev=54.85 clat (msec): min=41, max=389, avg=209.94, stdev=45.11 lat (msec): min=41, max=389, avg=210.02, stdev=45.11 clat percentiles (msec): | 1.00th=[ 113], 5.00th=[ 142], 10.00th=[ 157], 20.00th=[ 176], | 30.00th=[ 188], 40.00th=[ 199], 50.00th=[ 209], 60.00th=[ 220], | 70.00th=[ 230], 80.00th=[ 245], 90.00th=[ 266], 95.00th=[ 288], | 99.00th=[ 326], 99.50th=[ 347], 99.90th=[ 376], 99.95th=[ 376], | 99.99th=[ 388] bw ( KiB/s): min= 184, max= 512, per=24.98%, avg=303.73, stdev=54.93, samples=67 iops : min= 46, max= 128, avg=75.82, stdev=13.69, samples=67 lat (msec) : 50=0.62%, 100=0.12%, 250=82.50%, 500=16.76% cpu : usr=0.21%, sys=0.66%, ctx=2081, 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=23916: Sun Apr 14 05:07:24 2024 write: IOPS=76, BW=304KiB/s (312kB/s)(10.0MiB/33645msec) slat (usec): min=11, max=628, avg=80.06, stdev=54.44 clat (msec): min=19, max=389, avg=209.94, stdev=45.18 lat (msec): min=19, max=389, avg=210.02, stdev=45.18 clat percentiles (msec): | 1.00th=[ 113], 5.00th=[ 142], 10.00th=[ 157], 20.00th=[ 174], | 30.00th=[ 186], 40.00th=[ 199], 50.00th=[ 209], 60.00th=[ 220], | 70.00th=[ 232], 80.00th=[ 245], 90.00th=[ 266], 95.00th=[ 292], | 99.00th=[ 326], 99.50th=[ 338], 99.90th=[ 376], 99.95th=[ 376], | 99.99th=[ 388] bw ( KiB/s): min= 200, max= 512, per=24.98%, avg=303.75, stdev=56.09, samples=67 iops : min= 50, max= 128, avg=75.84, stdev=13.96, samples=67 lat (msec) : 20=0.04%, 50=0.43%, 100=0.20%, 250=83.01%, 500=16.33% cpu : usr=0.20%, sys=0.65%, ctx=2216, 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=1217KiB/s (1246kB/s), 304KiB/s-304KiB/s (312kB/s-312kB/s), io=40.0MiB (41.9MB), run=33645-33657msec 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=23953: Sun Apr 14 05:07:45 2024 read: IOPS=62, BW=249KiB/s (255kB/s)(5048KiB/20309msec) slat (usec): min=21, max=3961, avg=1405.28, stdev=449.14 clat (msec): min=4, max=190, avg=83.45, stdev=19.17 lat (msec): min=4, max=191, avg=84.85, stdev=19.30 clat percentiles (msec): | 1.00th=[ 45], 5.00th=[ 58], 10.00th=[ 63], 20.00th=[ 69], | 30.00th=[ 74], 40.00th=[ 78], 50.00th=[ 83], 60.00th=[ 87], | 70.00th=[ 91], 80.00th=[ 97], 90.00th=[ 107], 95.00th=[ 116], | 99.00th=[ 140], 99.50th=[ 155], 99.90th=[ 165], 99.95th=[ 190], | 99.99th=[ 190] bw ( KiB/s): min= 112, max= 376, per=25.26%, avg=248.35, stdev=60.76, samples=40 iops : min= 28, max= 94, avg=62.05, stdev=15.21, samples=40 write: IOPS=63, BW=256KiB/s (262kB/s)(5192KiB/20309msec) slat (usec): min=11, max=1515, avg=70.31, stdev=67.89 clat (msec): min=28, max=322, avg=167.59, stdev=46.97 lat (msec): min=28, max=322, avg=167.66, stdev=46.97 clat percentiles (msec): | 1.00th=[ 78], 5.00th=[ 103], 10.00th=[ 112], 20.00th=[ 126], | 30.00th=[ 140], 40.00th=[ 153], 50.00th=[ 165], 60.00th=[ 178], | 70.00th=[ 188], 80.00th=[ 205], 90.00th=[ 232], 95.00th=[ 257], | 99.00th=[ 292], 99.50th=[ 305], 99.90th=[ 321], 99.95th=[ 321], | 99.99th=[ 321] bw ( KiB/s): min= 152, max= 344, per=24.96%, avg=255.35, stdev=46.72, samples=40 iops : min= 38, max= 86, avg=63.80, stdev=11.68, samples=40 lat (msec) : 10=0.16%, 20=0.16%, 50=0.62%, 100=42.23%, 250=53.87% lat (msec) : 500=2.97% cpu : usr=0.18%, sys=1.59%, ctx=2903, 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=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=23954: Sun Apr 14 05:07:45 2024 read: IOPS=60, BW=244KiB/s (250kB/s)(4976KiB/20407msec) slat (usec): min=763, max=4215, avg=1404.16, stdev=440.59 clat (msec): min=9, max=198, avg=83.93, stdev=19.32 lat (msec): min=10, max=201, avg=85.34, stdev=19.45 clat percentiles (msec): | 1.00th=[ 42], 5.00th=[ 61], 10.00th=[ 64], 20.00th=[ 69], | 30.00th=[ 74], 40.00th=[ 79], 50.00th=[ 83], 60.00th=[ 87], | 70.00th=[ 92], 80.00th=[ 99], 90.00th=[ 108], 95.00th=[ 120], | 99.00th=[ 136], 99.50th=[ 138], 99.90th=[ 178], 99.95th=[ 199], | 99.99th=[ 199] bw ( KiB/s): min= 136, max= 392, per=24.69%, avg=242.70, stdev=66.39, samples=40 iops : min= 34, max= 98, avg=60.60, stdev=16.59, samples=40 write: IOPS=64, BW=258KiB/s (264kB/s)(5264KiB/20407msec) slat (usec): min=12, max=633, avg=64.92, stdev=41.98 clat (msec): min=32, max=344, avg=167.11, stdev=47.14 lat (msec): min=32, max=344, avg=167.18, stdev=47.14 clat percentiles (msec): | 1.00th=[ 86], 5.00th=[ 102], 10.00th=[ 114], 20.00th=[ 125], | 30.00th=[ 138], 40.00th=[ 153], 50.00th=[ 163], 60.00th=[ 176], | 70.00th=[ 188], 80.00th=[ 203], 90.00th=[ 232], 95.00th=[ 255], | 99.00th=[ 309], 99.50th=[ 317], 99.90th=[ 334], 99.95th=[ 347], | 99.99th=[ 347] bw ( KiB/s): min= 144, max= 344, per=25.00%, avg=255.70, stdev=46.38, samples=40 iops : min= 36, max= 86, avg=63.85, stdev=11.57, samples=40 lat (msec) : 10=0.04%, 20=0.31%, 50=0.51%, 100=41.52%, 250=54.57% lat (msec) : 500=3.05% cpu : usr=0.32%, sys=1.45%, ctx=2799, 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=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=23955: Sun Apr 14 05:07:45 2024 read: IOPS=61, BW=244KiB/s (250kB/s)(4984KiB/20407msec) slat (usec): min=720, max=4097, avg=1411.87, stdev=414.06 clat (usec): min=1549, max=177418, avg=83214.29, stdev=18895.88 lat (msec): min=2, max=179, avg=84.63, stdev=19.03 clat percentiles (msec): | 1.00th=[ 45], 5.00th=[ 59], 10.00th=[ 64], 20.00th=[ 69], | 30.00th=[ 73], 40.00th=[ 78], 50.00th=[ 82], 60.00th=[ 86], | 70.00th=[ 92], 80.00th=[ 97], 90.00th=[ 106], 95.00th=[ 116], | 99.00th=[ 140], 99.50th=[ 153], 99.90th=[ 167], 99.95th=[ 178], | 99.99th=[ 178] bw ( KiB/s): min= 104, max= 376, per=24.81%, avg=243.90, stdev=64.14, samples=40 iops : min= 26, max= 94, avg=60.90, stdev=16.04, samples=40 write: IOPS=64, BW=258KiB/s (264kB/s)(5256KiB/20407msec) slat (usec): min=12, max=522, avg=69.59, stdev=48.39 clat (msec): min=53, max=344, avg=167.88, stdev=47.71 lat (msec): min=53, max=344, avg=167.95, stdev=47.71 clat percentiles (msec): | 1.00th=[ 80], 5.00th=[ 100], 10.00th=[ 113], 20.00th=[ 127], | 30.00th=[ 138], 40.00th=[ 155], 50.00th=[ 165], 60.00th=[ 176], | 70.00th=[ 188], 80.00th=[ 205], 90.00th=[ 232], 95.00th=[ 257], | 99.00th=[ 309], 99.50th=[ 326], 99.90th=[ 334], 99.95th=[ 347], | 99.99th=[ 347] bw ( KiB/s): min= 160, max= 368, per=24.86%, avg=254.30, stdev=45.08, samples=40 iops : min= 40, max= 92, avg=63.50, stdev=11.28, samples=40 lat (msec) : 2=0.04%, 4=0.04%, 10=0.04%, 20=0.20%, 50=0.47% lat (msec) : 100=42.81%, 250=53.24%, 500=3.16% cpu : usr=0.25%, sys=1.49%, ctx=2932, 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=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=23956: Sun Apr 14 05:07:45 2024 read: IOPS=62, BW=249KiB/s (255kB/s)(5060KiB/20298msec) slat (usec): min=729, max=3590, avg=1407.30, stdev=412.50 clat (msec): min=3, max=198, avg=83.28, stdev=19.21 lat (msec): min=4, max=201, avg=84.68, stdev=19.35 clat percentiles (msec): | 1.00th=[ 47], 5.00th=[ 58], 10.00th=[ 64], 20.00th=[ 68], | 30.00th=[ 73], 40.00th=[ 78], 50.00th=[ 82], 60.00th=[ 86], | 70.00th=[ 91], 80.00th=[ 97], 90.00th=[ 107], 95.00th=[ 116], | 99.00th=[ 138], 99.50th=[ 159], 99.90th=[ 199], 99.95th=[ 199], | 99.99th=[ 199] bw ( KiB/s): min= 112, max= 376, per=25.43%, avg=249.95, stdev=63.07, samples=40 iops : min= 28, max= 94, avg=62.45, stdev=15.74, samples=40 write: IOPS=63, BW=255KiB/s (261kB/s)(5180KiB/20298msec) slat (usec): min=12, max=1277, avg=69.94, stdev=62.12 clat (msec): min=72, max=350, avg=167.65, stdev=47.58 lat (msec): min=72, max=350, avg=167.72, stdev=47.58 clat percentiles (msec): | 1.00th=[ 86], 5.00th=[ 102], 10.00th=[ 112], 20.00th=[ 126], | 30.00th=[ 140], 40.00th=[ 153], 50.00th=[ 163], 60.00th=[ 174], | 70.00th=[ 188], 80.00th=[ 203], 90.00th=[ 234], 95.00th=[ 262], | 99.00th=[ 305], 99.50th=[ 317], 99.90th=[ 351], 99.95th=[ 351], | 99.99th=[ 351] bw ( KiB/s): min= 152, max= 360, per=24.86%, avg=254.35, stdev=47.25, samples=40 iops : min= 38, max= 90, avg=63.55, stdev=11.82, samples=40 lat (msec) : 4=0.04%, 20=0.27%, 50=0.35%, 100=42.66%, 250=53.75% lat (msec) : 500=2.93% cpu : usr=0.31%, sys=1.51%, ctx=2917, 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=983KiB/s (1007kB/s), 244KiB/s-249KiB/s (250kB/s-255kB/s), io=19.6MiB (20.5MB), run=20298-20407msec WRITE: bw=1024KiB/s (1048kB/s), 255KiB/s-258KiB/s (261kB/s-264kB/s), io=20.4MiB (21.4MB), run=20298-20407msec 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=23976: Sun Apr 14 05:07:47 2024 read: IOPS=12, BW=513MiB/s (538MB/s)(40.0MiB/78msec) slat (nsec): min=9311.9k, max=9311.9k, avg=9311948.00, stdev= 0.00 clat (nsec): min=63980k, max=63980k, avg=63979944.00, stdev= 0.00 lat (nsec): min=73313k, max=73313k, avg=73313225.00, stdev= 0.00 clat percentiles (usec): | 1.00th=[64226], 5.00th=[64226], 10.00th=[64226], 20.00th=[64226], | 30.00th=[64226], 40.00th=[64226], 50.00th=[64226], 60.00th=[64226], | 70.00th=[64226], 80.00th=[64226], 90.00th=[64226], 95.00th=[64226], | 99.00th=[64226], 99.50th=[64226], 99.90th=[64226], 99.95th=[64226], | 99.99th=[64226] lat (msec) : 100=100.00% cpu : usr=0.00%, sys=11.69%, 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=513MiB/s (538MB/s), 513MiB/s-513MiB/s (538MB/s-538MB/s), io=40.0MiB (41.9MB), run=78-78msec 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