fio: (g=0): rw=randrw, bs=4K-256K/4K-256K, ioengine=posixaio, iodepth=8 ... fio: (g=0): rw=randrw, bs=4K-256K/4K-256K, ioengine=posixaio, iodepth=8 Starting 3 threads Threads: 3 Threads: 3 Threads: 3: [mFm] [42.9% done] [ 7088/124304 kb/s] [eta 00m:04s] Threads: 3: [FFm] [44.4% done] [ 940/ 13096 kb/s] [eta 00m:05s] Threads: 3: [FFm] [45.5% done] [ 1420/ 0 kb/s] [eta 00m:06s] Threads: 3: [FFm] [46.2% done] [ 1268/ 0 kb/s] [eta 00m:07s] Threads: 3: [FFm] [46.7% done] [ 1020/ 0 kb/s] [eta 00m:08s] Threads: 3: [FFm] [50.0% done] [ 1120/ 4068 kb/s] [eta 00m:08s] Threads: 3: [FFm] [60.0% done] [ 896/ 11299 kb/s] [eta 00m:06s] Threads: 3: [FFm] [58.8% done] [ 720/ 0 kb/s] [eta 00m:07s] Threads: 3: [FFF] [100.0% done] [ 456/ 13476 kb/s] [eta 00m:00s] Threads: 3: [FFF] [100.0% done] [ 0/ 0 kb/s] [eta 00m:00s] Threads: 3: [FFF] [100.0% done] [ 0/ 0 kb/s] [eta 00m:00s] Threads: 3: [VVV] [70.0% done] [ 19188/ 0 kb/s] [eta 00m:06s] Threads: 3: [VVV] [71.4% done] [ 39076/ 0 kb/s] [eta 00m:06s] Threads: 3: [VVV] [80.0% done] [ 40840/ 0 kb/s] [eta 00m:04s] Threads: 3: [VVV] [89.5% done] [ 41192/ 0 kb/s] [eta 00m:02s] Threads: 3: [VVV] [100.0% done] [ 41736/ 0 kb/s] [eta 00m:00s] Threads: 3: [VVV] [100.0% done] [ 38876/ 0 kb/s] [eta 00m:00s] Threads: 1: [_V_] [100.0% done] [ 42928/ 0 kb/s] [eta 00m:00s] fio: (groupid=0): err= 0: pid=26008 read : io=100MiB, bw=5,212KiB/s, runt= 20104msec slat (msec): min= 0, max= 0, avg= 0.00, stdev= 0.00 clat (msec): min= 0, max= 364, avg=38.92, stdev=69.60 bw (KiB/s) : min= 0, max=23590, per=68.83%, avg=10512.00, stdev=6410.92 write: io=91,136KiB, bw=6,790KiB/s, runt= 13744msec slat (msec): min= 0, max= 0, avg= 0.00, stdev= 0.00 clat (msec): min= 0, max= 348, avg= 1.17, stdev=14.15 bw (KiB/s) : min= 0, max=44392, per=112.22%, avg=22196.00, stdev=31389.88 cpu : usr=3.72%, sys=1.93%, ctx=4927 IO depths : 1=1.7%, 2=56.6%, 4=29.8%, 8=11.9%, 16=0.0%, 32=0.0%, >=64=0.0% lat (msec): 2=49.3%, 4=0.6%, 10=24.7%, 20=13.3%, 50=2.7%, 100=0.9% lat (msec): 250=7.6%, 500=0.7%, 750=0.0%, 1000=0.0%, >=2000=0.0% fio: (groupid=0): err= 0: pid=26009 read : io=100MiB, bw=5,091KiB/s, runt= 20590msec slat (msec): min= 0, max= 0, avg= 0.00, stdev= 0.00 clat (msec): min= 0, max= 639, avg=36.65, stdev=79.99 bw (KiB/s) : min= 12, max=25277, per=59.72%, avg=9121.13, stdev=7347.07 write: io=94,344KiB, bw=7,031KiB/s, runt= 13740msec slat (msec): min= 0, max= 0, avg= 0.00, stdev= 0.00 clat (msec): min= 0, max= 158, avg= 0.79, stdev= 8.33 bw (KiB/s) : min= 0, max=47938, per=121.18%, avg=23969.00, stdev=33897.28 cpu : usr=3.61%, sys=1.86%, ctx=5008 IO depths : 1=2.3%, 2=57.7%, 4=29.4%, 8=10.6%, 16=0.0%, 32=0.0%, >=64=0.0% lat (msec): 2=50.9%, 4=0.2%, 10=27.4%, 20=12.8%, 50=1.0%, 100=1.3% lat (msec): 250=4.8%, 500=1.3%, 750=0.2%, 1000=0.0%, >=2000=0.0% fio: (groupid=0): err= 0: pid=26010 read : io=100MiB, bw=5,314KiB/s, runt= 19729msec slat (msec): min= 0, max= 0, avg= 0.00, stdev= 0.00 clat (msec): min= 0, max= 663, avg=72.44, stdev=117.93 bw (KiB/s) : min= 1, max=21897, per=38.07%, avg=5813.55, stdev=6150.95 write: io=80,004KiB, bw=5,964KiB/s, runt= 13736msec slat (msec): min= 0, max= 0, avg= 0.00, stdev= 0.00 clat (msec): min= 0, max= 371, avg= 2.48, stdev=22.72 bw (KiB/s) : min= 0, max= 9337, per=26.27%, avg=5196.33, stdev=4757.18 cpu : usr=3.39%, sys=2.01%, ctx=5889 IO depths : 1=1.2%, 2=50.1%, 4=29.6%, 8=19.2%, 16=0.0%, 32=0.0%, >=64=0.0% lat (msec): 2=44.9%, 4=2.3%, 10=16.7%, 20=16.8%, 50=3.5%, 100=0.7% lat (msec): 250=9.5%, 500=4.9%, 750=0.5%, 1000=0.0%, >=2000=0.0% Run status group 0 (all jobs): READ: io=300MiB, aggrb=15,272KiB/s, minb=5,091KiB/s, maxb=5,314KiB/s, mint=19729msec, maxt=20590msec WRITE: io=259MiB, aggrb=19,779KiB/s, minb=5,964KiB/s, maxb=7,031KiB/s, mint=19729msec, maxt=20590msec Disk stats (read/write): sda: ios=3083/2106, merge=1394/64119, ticks=43204/1516284, in_queue=1576684, util=98.39% 2.22user 1.22system 0:20.92elapsed 16%CPU (0avgtext+0avgdata 0maxresident)k 0inputs+0outputs (0major+2469minor)pagefaults 0swaps