fio: (g=0): rw=randrw, bs=4K-256K/4K-256K, ioengine=sync, iodepth=1 ... fio: (g=0): rw=randrw, bs=4K-256K/4K-256K, ioengine=sync, iodepth=1 Starting 3 threads Threads: 3 Threads: 3 Threads: 3: [mmm] [8.6% done] [ 15392/ 612 kb/s] [eta 00m:32s] Threads: 3: [mmm] [11.1% done] [ 10028/ 5188 kb/s] [eta 00m:32s] Threads: 3: [mmm] [15.2% done] [ 15496/ 0 kb/s] [eta 00m:28s] Threads: 3: [mmm] [17.6% done] [ 10756/ 3152 kb/s] [eta 00m:28s] Threads: 3: [mmm] [20.0% done] [ 8132/ 6168 kb/s] [eta 00m:28s] Threads: 3: [mmm] [22.2% done] [ 4468/ 9180 kb/s] [eta 00m:28s] Threads: 3: [mmm] [25.0% done] [ 7508/ 4012 kb/s] [eta 00m:27s] Threads: 3: [mmm] [27.0% done] [ 10448/ 1492 kb/s] [eta 00m:27s] Threads: 3: [mmm] [28.2% done] [ 9816/ 2960 kb/s] [eta 00m:28s] Threads: 3: [mmm] [30.8% done] [ 7160/ 6480 kb/s] [eta 00m:27s] Threads: 3: [mmm] [32.5% done] [ 7716/ 5272 kb/s] [eta 00m:27s] Threads: 3: [mmm] [34.1% done] [ 7036/ 4568 kb/s] [eta 00m:27s] Threads: 3: [mmm] [36.6% done] [ 7408/ 3504 kb/s] [eta 00m:26s] Threads: 3: [mmm] [40.0% done] [ 5076/ 5872 kb/s] [eta 00m:24s] Threads: 3: [mmm] [42.5% done] [ 6012/ 3552 kb/s] [eta 00m:23s] Threads: 3: [mmm] [43.9% done] [ 4232/ 5192 kb/s] [eta 00m:23s] Threads: 3: [mmm] [45.2% done] [ 4680/ 5028 kb/s] [eta 00m:23s] Threads: 3: [mmm] [47.6% done] [ 3700/ 3688 kb/s] [eta 00m:22s] Threads: 3: [mmm] [47.7% done] [ 4784/ 2192 kb/s] [eta 00m:23s] Threads: 3: [mmm] [48.9% done] [ 3460/ 4808 kb/s] [eta 00m:23s] Threads: 3: [mVm] [52.3% done] [ 4392/ 3816 kb/s] [eta 00m:21s] Threads: 3: [mVm] [52.2% done] [ 12204/ 472 kb/s] [eta 00m:22s] Threads: 3: [mVm] [52.1% done] [ 15168/ 68 kb/s] [eta 00m:23s] Threads: 2: [m_m] [53.1% done] [ 10792/ 1164 kb/s] [eta 00m:23s] Threads: 2: [m_m] [57.4% done] [ 5736/ 2632 kb/s] [eta 00m:20s] Threads: 2: [m_V] [59.6% done] [ 524/ 6644 kb/s] [eta 00m:19s] Threads: 2: [m_V] [60.4% done] [ 15688/ 0 kb/s] [eta 00m:19s] Threads: 2: [m_V] [60.0% done] [ 14972/ 0 kb/s] [eta 00m:20s] Threads: 1: [m__] [63.3% done] [ 8072/ 4040 kb/s] [eta 00m:18s] Threads: 1: [V__] [68.1% done] [ 5452/ 2972 kb/s] [eta 00m:15s] Threads: 1: [V__] [79.1% done] [ 16656/ 0 kb/s] [eta 00m:09s] Threads: 1: [V__] [92.1% done] [ 18080/ 0 kb/s] [eta 00m:03s] fio: (groupid=0): err= 0: pid=1072 read : io=100MiB, bw=3,002KiB/s, runt= 34918msec clat (msec): min= 0, max= 153, avg=14.50, stdev=24.25 bw (KiB/s) : min= 4, max=18283, per=36.10%, avg=3251.53, stdev=4255.89 write: io=36,576KiB, bw=1,144KiB/s, runt= 32732msec clat (msec): min= 0, max= 452, avg=11.35, stdev=35.11 bw (KiB/s) : min= 0, max= 7593, per=65.83%, avg=2302.88, stdev=2661.53 cpu : usr=2.86%, sys=0.23%, ctx=2438 IO depths : 1=100.0%, 2=0.0%, 4=0.0%, 8=0.0%, 16=0.0%, 32=0.0%, >=64=0.0% lat (msec): 2=42.8%, 4=7.0%, 10=20.1%, 20=10.7%, 50=12.2%, 100=4.1% lat (msec): 250=3.0%, 500=0.1%, 750=0.0%, 1000=0.0%, >=2000=0.0% fio: (groupid=0): err= 0: pid=1073 read : io=100MiB, bw=3,967KiB/s, runt= 26426msec clat (msec): min= 0, max= 107, avg=10.43, stdev=12.95 bw (KiB/s) : min= 49, max=14704, per=52.57%, avg=4735.35, stdev=3785.50 write: io=37,356KiB, bw=1,679KiB/s, runt= 22772msec clat (msec): min= 0, max= 142, avg= 9.94, stdev=22.68 bw (KiB/s) : min= 0, max= 7638, per=92.85%, avg=3247.75, stdev=2596.70 cpu : usr=3.60%, sys=0.48%, ctx=2320 IO depths : 1=100.0%, 2=0.0%, 4=0.0%, 8=0.0%, 16=0.0%, 32=0.0%, >=64=0.0% lat (msec): 2=37.7%, 4=7.4%, 10=22.3%, 20=16.3%, 50=12.9%, 100=2.8% lat (msec): 250=0.6%, 500=0.0%, 750=0.0%, 1000=0.0%, >=2000=0.0% fio: (groupid=0): err= 0: pid=1074 read : io=100MiB, bw=3,337KiB/s, runt= 31419msec clat (msec): min= 0, max= 205, avg=12.83, stdev=18.21 bw (KiB/s) : min= 5, max=18427, per=41.66%, avg=3752.77, stdev=3928.80 write: io=37,900KiB, bw=1,361KiB/s, runt= 28504msec clat (msec): min= 0, max= 259, avg=11.80, stdev=28.02 bw (KiB/s) : min= 0, max= 6809, per=83.64%, avg=2925.61, stdev=2803.61 cpu : usr=2.90%, sys=0.46%, ctx=2347 IO depths : 1=100.0%, 2=0.0%, 4=0.0%, 8=0.0%, 16=0.0%, 32=0.0%, >=64=0.0% lat (msec): 2=32.1%, 4=7.8%, 10=22.8%, 20=18.5%, 50=13.9%, 100=3.2% lat (msec): 250=1.5%, 500=0.0%, 750=0.0%, 1000=0.0%, >=2000=0.0% Run status group 0 (all jobs): READ: io=300MiB, aggrb=9,008KiB/s, minb=3,002KiB/s, maxb=3,967KiB/s, mint=26426msec, maxt=34918msec WRITE: io=109MiB, aggrb=3,498KiB/s, minb=1,144KiB/s, maxb=1,679KiB/s, mint=26426msec, maxt=34918msec Disk stats (read/write): sda: ios=5665/2434, merge=506/152, ticks=79180/113816, in_queue=192996, util=98.73% 2.86user 0.45system 0:35.32elapsed 9%CPU (0avgtext+0avgdata 0maxresident)k 0inputs+0outputs (0major+1076minor)pagefaults 0swaps