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] [8.1% done] [ 9183/ 6516 kb/s] [eta 00m:34s] Threads: 3: [mmm] [10.8% done] [ 10199/ 7419 kb/s] [eta 00m:33s] Threads: 3: [mmm] [13.2% done] [ 10922/ 3356 kb/s] [eta 00m:33s] Threads: 3: [mmm] [16.2% done] [ 8781/ 3831 kb/s] [eta 00m:31s] Threads: 3: [mmm] [20.0% done] [ 8728/ 5648 kb/s] [eta 00m:28s] Threads: 3: [mmm] [21.1% done] [ 7367/ 5323 kb/s] [eta 00m:30s] Threads: 3: [mmm] [23.1% done] [ 9654/ 3616 kb/s] [eta 00m:30s] Threads: 3: [mmm] [25.6% done] [ 6322/ 5888 kb/s] [eta 00m:29s] Threads: 3: [mmm] [27.5% done] [ 6115/ 7566 kb/s] [eta 00m:29s] Threads: 3: [mmm] [29.3% done] [ 4644/ 7375 kb/s] [eta 00m:29s] Threads: 3: [mmm] [31.7% done] [ 7334/ 3100 kb/s] [eta 00m:28s] Threads: 3: [mmm] [33.3% done] [ 5896/ 5928 kb/s] [eta 00m:28s] Threads: 3: [mmm] [36.6% done] [ 5721/ 5871 kb/s] [eta 00m:26s] Threads: 3: [mmm] [39.0% done] [ 1552/ 10991 kb/s] [eta 00m:25s] Threads: 3: [mmm] [41.5% done] [ 2608/ 6168 kb/s] [eta 00m:24s] Threads: 3: [mmm] [43.9% done] [ 4754/ 6058 kb/s] [eta 00m:23s] Threads: 3: [mmm] [47.5% done] [ 3689/ 5388 kb/s] [eta 00m:21s] Threads: 3: [mmm] [48.8% done] [ 7968/ 0 kb/s] [eta 00m:21s] Threads: 3: [mmm] [50.0% done] [ 5810/ 1824 kb/s] [eta 00m:21s] Threads: 3: [mmm] [53.7% done] [ 3661/ 4608 kb/s] [eta 00m:19s] Threads: 3: [mmm] [53.5% done] [ 4514/ 1011 kb/s] [eta 00m:20s] Threads: 3: [mVm] [57.1% done] [ 3185/ 4640 kb/s] [eta 00m:18s] Threads: 3: [mVm] [56.8% done] [ 14071/ 1097 kb/s] [eta 00m:19s] Threads: 3: [mVm] [57.8% done] [ 11373/ 2052 kb/s] [eta 00m:19s] Threads: 3: [mVm] [57.4% done] [ 13962/ 93 kb/s] [eta 00m:20s] Threads: 2: [m_m] [59.6% done] [ 9187/ 166 kb/s] [eta 00m:19s] Threads: 2: [m_m] [60.4% done] [ 3774/ 2226 kb/s] [eta 00m:19s] Threads: 2: [m_V] [62.5% done] [ 12556/ 1422 kb/s] [eta 00m:18s] Threads: 2: [m_V] [63.3% done] [ 17607/ 134 kb/s] [eta 00m:18s] Threads: 1: [m__] [64.0% done] [ 16355/ 0 kb/s] [eta 00m:18s] Threads: 1: [V__] [70.2% done] [ 10374/ 0 kb/s] [eta 00m:14s] Threads: 1: [V__] [85.0% done] [ 20825/ 0 kb/s] [eta 00m:06s] Threads: 1: [V__] [97.2% done] [ 21280/ 0 kb/s] [eta 00m:01s] fio: (groupid=0): err= 0: pid=21377 read : io=100MiB, bw=2,953KiB/s, runt= 35508msec clat (msec): min= 0, max= 227, avg=12.72, stdev=24.06 bw (KiB/s) : min= 1, max=23645, per=40.99%, avg=3631.56, stdev=5344.08 write: io=47,716KiB, bw=1,471KiB/s, runt= 33195msec clat (msec): min= 0, max= 571, avg=17.29, stdev=46.72 bw (KiB/s) : min= 0, max= 8106, per=61.71%, avg=2532.13, stdev=2725.77 cpu : usr=2.74%, sys=0.24%, ctx=2380 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=40.2%, 4=9.9%, 10=20.4%, 20=11.6%, 50=10.6%, 100=4.1% lat (msec): 250=3.0%, 500=0.2%, 750=0.0%, 1000=0.0%, >=2000=0.0% fio: (groupid=0): err= 0: pid=21378 read : io=100MiB, bw=3,789KiB/s, runt= 27670msec clat (msec): min= 0, max= 114, avg=10.36, stdev=13.00 bw (KiB/s) : min= 83, max=17727, per=51.49%, avg=4561.68, stdev=4295.12 write: io=42,396KiB, bw=1,837KiB/s, runt= 23627msec clat (msec): min= 0, max= 265, avg=12.22, stdev=27.56 bw (KiB/s) : min= 0, max= 7401, per=62.81%, avg=2577.25, stdev=2360.41 cpu : usr=3.96%, sys=0.55%, ctx=2299 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=35.9%, 4=7.8%, 10=20.9%, 20=18.3%, 50=13.5%, 100=2.8% lat (msec): 250=0.7%, 500=0.0%, 750=0.0%, 1000=0.0%, >=2000=0.0% fio: (groupid=0): err= 0: pid=21379 read : io=100MiB, bw=3,248KiB/s, runt= 32275msec clat (msec): min= 0, max= 191, avg=12.04, stdev=17.53 bw (KiB/s) : min= 13, max=17983, per=43.14%, avg=3821.67, stdev=4505.89 write: io=42,916KiB, bw=1,497KiB/s, runt= 29351msec clat (msec): min= 0, max= 235, avg=12.86, stdev=28.86 bw (KiB/s) : min= 0, max= 8664, per=59.26%, avg=2431.58, stdev=2363.77 cpu : usr=2.95%, sys=0.27%, ctx=2464 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=36.7%, 4=7.2%, 10=19.8%, 20=17.7%, 50=13.3%, 100=3.7% 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=8,859KiB/s, minb=2,953KiB/s, maxb=3,789KiB/s, mint=27670msec, maxt=35508msec WRITE: io=130MiB, aggrb=4,103KiB/s, minb=1,471KiB/s, maxb=1,837KiB/s, mint=27670msec, maxt=35508msec Disk stats (read/write): sda: ios=5662/2475, merge=880/440, ticks=81908/114764, in_queue=196660, util=98.54% 3.03user 0.37system 0:35.82elapsed 9%CPU (0avgtext+0avgdata 0maxresident)k 0inputs+0outputs (0major+1093minor)pagefaults 0swaps