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benchmark: (g=0): rw=randread, bs=4K-4K/4K-4K/4K-4K, ioengine=sync, iodepth=32 ... fio-2.8 Starting 8 processes benchmark: Laying out IO file(s) (1 file(s) / 256MB) benchmark: Laying out IO file(s) (1 file(s) / 256MB) benchmark: Laying out IO file(s) (1 file(s) / 256MB) benchmark: Laying out IO file(s) (1 file(s) / 256MB) benchmark: Laying out IO file(s) (1 file(s) / 256MB) benchmark: Laying out IO file(s) (1 file(s) / 256MB) benchmark: Laying out IO file(s) (1 file(s) / 256MB) benchmark: Laying out IO file(s) (1 file(s) / 256MB) benchmark: (groupid=0, jobs=8): err= 0: pid=30560: Thu Aug 29 13:11:45 2019 read : io=6130.3MB, bw=104620KB/s, iops=26155, runt= 60002msec clat (usec): min=1, max=177662, avg=300.58, stdev=607.73 lat (usec): min=2, max=177662, avg=301.36, stdev=607.78 clat percentiles (usec): | 1.00th=[ 145], 5.00th=[ 221], 10.00th=[ 235], 20.00th=[ 249], | 30.00th=[ 258], 40.00th=[ 270], 50.00th=[ 278], 60.00th=[ 286], | 70.00th=[ 302], 80.00th=[ 322], 90.00th=[ 370], 95.00th=[ 430], | 99.00th=[ 636], 99.50th=[ 764], 99.90th=[ 1512], 99.95th=[ 2064], | 99.99th=[ 8256] bw (KB /s): min= 8008, max=14376, per=12.53%, avg=13104.15, stdev=833.24 lat (usec) : 2=0.01%, 4=0.40%, 10=0.01%, 20=0.02%, 50=0.01% lat (usec) : 100=0.03%, 250=20.40%, 500=76.42%, 750=2.17%, 1000=0.35% lat (msec) : 2=0.15%, 4=0.03%, 10=0.02%, 20=0.01%, 50=0.01% lat (msec) : 100=0.01%, 250=0.01% cpu : usr=1.52%, sys=7.10%, ctx=1586565, majf=0, minf=74 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 : total=r=1569353/w=0/d=0, short=r=0/w=0/d=0, drop=r=0/w=0/d=0 latency : target=0, window=0, percentile=100.00%, depth=32 Run status group 0 (all jobs): READ: io=6130.3MB, aggrb=104620KB/s, minb=104620KB/s, maxb=104620KB/s, mint=60002msec, maxt=60002msec Disk stats (read/write): sda: ios=1561126/29, merge=24/25, ticks=398356/28, in_queue=398220, util=98.04%
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benchmark: (g=0): rw=randwrite, bs=4K-4K/4K-4K/4K-4K, ioengine=sync, iodepth=32 ... fio-2.8 Starting 8 processes benchmark: Laying out IO file(s) (1 file(s) / 256MB) benchmark: (groupid=0, jobs=8): err= 0: pid=30592: Thu Aug 29 13:13:50 2019 write: io=9877.7MB, bw=168561KB/s, iops=42140, runt= 60006msec clat (usec): min=1, max=910027, avg=161.10, stdev=4433.63 lat (usec): min=2, max=910027, avg=165.07, stdev=4447.87 clat percentiles (usec): | 1.00th=[ 2], 5.00th=[ 2], 10.00th=[ 2], 20.00th=[ 3], | 30.00th=[ 3], 40.00th=[ 3], 50.00th=[ 3], 60.00th=[ 3], | 70.00th=[ 3], 80.00th=[ 4], 90.00th=[ 5], 95.00th=[ 10], | 99.00th=[ 181], 99.50th=[ 5280], 99.90th=[40192], 99.95th=[63232], | 99.99th=[201728] bw (KB /s): min= 0, max=51352, per=13.49%, avg=22743.45, stdev=11130.39 lat (usec) : 2=0.01%, 4=74.06%, 10=20.37%, 20=3.75%, 50=0.63% lat (usec) : 100=0.12%, 250=0.15%, 500=0.08%, 750=0.03%, 1000=0.02% lat (msec) : 2=0.07%, 4=0.13%, 10=0.32%, 20=0.10%, 50=0.09% lat (msec) : 100=0.05%, 250=0.02%, 500=0.01%, 750=0.01%, 1000=0.01% cpu : usr=1.01%, sys=3.19%, ctx=81638, majf=0, minf=92 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 : total=r=0/w=2528667/d=0, short=r=0/w=0/d=0, drop=r=0/w=0/d=0 latency : target=0, window=0, percentile=100.00%, depth=32 Run status group 0 (all jobs): WRITE: io=9877.7MB, aggrb=168560KB/s, minb=168560KB/s, maxb=168560KB/s, mint=60006msec, maxt=60006msec Disk stats (read/write): sda: ios=413/1142901, merge=133/14847, ticks=840/6249928, in_queue=6248644, util=98.55%
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benchmark: (g=0): rw=randread, bs=4K-4K/4K-4K/4K-4K, ioengine=sync, iodepth=32 ... fio-2.8 Starting 8 processes benchmark: Laying out IO file(s) (1 file(s) / 256MB) benchmark: Laying out IO file(s) (1 file(s) / 256MB) benchmark: Laying out IO file(s) (1 file(s) / 256MB) benchmark: Laying out IO file(s) (1 file(s) / 256MB) benchmark: Laying out IO file(s) (1 file(s) / 256MB) benchmark: Laying out IO file(s) (1 file(s) / 256MB) benchmark: Laying out IO file(s) (1 file(s) / 256MB) benchmark: Laying out IO file(s) (1 file(s) / 256MB) benchmark: (groupid=0, jobs=8): err= 0: pid=30573: Thu Aug 29 13:12:50 2019 read : io=5910.2MB, bw=100863KB/s, iops=25215, runt= 60002msec clat (usec): min=63, max=1022.7K, avg=312.03, stdev=1080.17 lat (usec): min=64, max=1022.7K, avg=312.80, stdev=1080.20 clat percentiles (usec): | 1.00th=[ 159], 5.00th=[ 221], 10.00th=[ 233], 20.00th=[ 247], | 30.00th=[ 258], 40.00th=[ 266], 50.00th=[ 274], 60.00th=[ 286], | 70.00th=[ 298], 80.00th=[ 318], 90.00th=[ 358], 95.00th=[ 422], | 99.00th=[ 956], 99.50th=[ 1640], 99.90th=[ 3536], 99.95th=[ 5344], | 99.99th=[41728] bw (KB /s): min= 2078, max=14672, per=12.54%, avg=12651.91, stdev=2302.49 lat (usec) : 100=0.05%, 250=22.44%, 500=74.80%, 750=1.44%, 1000=0.32% lat (msec) : 2=0.57%, 4=0.30%, 10=0.07%, 20=0.01%, 50=0.01% lat (msec) : 100=0.01%, 250=0.01%, 2000=0.01% cpu : usr=1.39%, sys=6.50%, ctx=1525666, majf=0, minf=59 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 : total=r=1512996/w=0/d=0, short=r=0/w=0/d=0, drop=r=0/w=0/d=0 latency : target=0, window=0, percentile=100.00%, depth=32 Run status group 0 (all jobs): READ: io=5910.2MB, aggrb=100863KB/s, minb=100863KB/s, maxb=100863KB/s, mint=60002msec, maxt=60002msec Disk stats (read/write): sda: ios=1512242/34, merge=122/40, ticks=413692/76, in_queue=413416, util=98.66%
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benchmark: (g=0): rw=randwrite, bs=4K-4K/4K-4K/4K-4K, ioengine=sync, iodepth=32 ... fio-2.8 Starting 8 processes benchmark: Laying out IO file(s) (1 file(s) / 256MB) benchmark: (groupid=0, jobs=8): err= 0: pid=30612: Thu Aug 29 13:14:51 2019 write: io=603464KB, bw=10056KB/s, iops=2514, runt= 60009msec clat (usec): min=191, max=485456, avg=3176.44, stdev=18415.40 lat (usec): min=191, max=485457, avg=3177.24, stdev=18415.46 clat percentiles (usec): | 1.00th=[ 262], 5.00th=[ 270], 10.00th=[ 274], 20.00th=[ 282], | 30.00th=[ 286], 40.00th=[ 294], 50.00th=[ 302], 60.00th=[ 314], | 70.00th=[ 338], 80.00th=[ 394], 90.00th=[ 580], 95.00th=[ 1144], | 99.00th=[114176], 99.50th=[132096], 99.90th=[162816], 99.95th=[183296], | 99.99th=[358400] bw (KB /s): min= 13, max= 2368, per=12.56%, avg=1262.90, stdev=437.28 lat (usec) : 250=0.04%, 500=86.90%, 750=5.54%, 1000=1.86% lat (msec) : 2=2.57%, 4=0.42%, 10=0.20%, 20=0.01%, 50=0.01% lat (msec) : 100=0.92%, 250=1.51%, 500=0.02% cpu : usr=0.17%, sys=0.86%, ctx=306183, majf=0, minf=73 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 : total=r=0/w=150866/d=0, short=r=0/w=0/d=0, drop=r=0/w=0/d=0 latency : target=0, window=0, percentile=100.00%, depth=32 Run status group 0 (all jobs): WRITE: io=603464KB, aggrb=10056KB/s, minb=10056KB/s, maxb=10056KB/s, mint=60009msec, maxt=60009msec Disk stats (read/write): sda: ios=158/150940, merge=217/1990, ticks=344/53016, in_queue=53312, util=87.90%