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] [9.1% done] [ 4984/ 11976 kb/s] [eta 00m:30s] Threads: 3: [mmm] [12.1% done] [ 8768/ 6868 kb/s] [eta 00m:29s] Threads: 3: [mmm] [15.2% done] [ 12900/ 2160 kb/s] [eta 00m:28s] Threads: 3: [mmm] [17.1% done] [ 8192/ 6468 kb/s] [eta 00m:29s] Threads: 3: [mmm] [20.0% done] [ 8168/ 3992 kb/s] [eta 00m:28s] Threads: 3: [mmm] [22.2% done] [ 4304/ 9500 kb/s] [eta 00m:28s] Threads: 3: [mmm] [25.0% done] [ 9172/ 1960 kb/s] [eta 00m:27s] Threads: 3: [mmm] [27.0% done] [ 8880/ 3496 kb/s] [eta 00m:27s] Threads: 3: [mmm] [30.6% done] [ 7996/ 4476 kb/s] [eta 00m:25s] Threads: 3: [mmm] [33.3% done] [ 5496/ 6840 kb/s] [eta 00m:24s] Threads: 3: [mmm] [36.1% done] [ 1200/ 11976 kb/s] [eta 00m:23s] Threads: 3: [mmm] [36.8% done] [ 4712/ 6788 kb/s] [eta 00m:24s] Threads: 3: [mmm] [39.5% done] [ 6572/ 4572 kb/s] [eta 00m:23s] Threads: 3: [mmm] [42.1% done] [ 5380/ 5460 kb/s] [eta 00m:22s] Threads: 3: [mmm] [43.6% done] [ 3380/ 6720 kb/s] [eta 00m:22s] Threads: 3: [mmm] [45.0% done] [ 2824/ 7128 kb/s] [eta 00m:22s] Threads: 3: [mmm] [46.3% done] [ 4192/ 4532 kb/s] [eta 00m:22s] Threads: 3: [mmm] [48.8% done] [ 5316/ 2112 kb/s] [eta 00m:21s] Threads: 3: [mmm] [50.0% done] [ 5316/ 3648 kb/s] [eta 00m:21s] Threads: 3: [mmm] [51.2% done] [ 6588/ 1424 kb/s] [eta 00m:21s] Threads: 3: [mmm] [52.3% done] [ 3812/ 3128 kb/s] [eta 00m:21s] Threads: 3: [mVm] [54.5% done] [ 8196/ 1924 kb/s] [eta 00m:20s] Threads: 3: [mVm] [55.6% done] [ 16760/ 1184 kb/s] [eta 00m:20s] Threads: 3: [mVm] [55.3% done] [ 14300/ 1796 kb/s] [eta 00m:21s] Threads: 3: [mVm] [56.2% done] [ 12008/ 768 kb/s] [eta 00m:21s] Threads: 2: [m_m] [56.0% done] [ 14660/ 2396 kb/s] [eta 00m:22s] Threads: 2: [m_V] [58.0% done] [ 11120/ 2164 kb/s] [eta 00m:21s] Threads: 2: [m_V] [58.8% done] [ 16132/ 0 kb/s] [eta 00m:21s] Threads: 2: [m_V] [59.6% done] [ 14252/ 1060 kb/s] [eta 00m:21s] Threads: 1: [m__] [64.0% done] [ 6964/ 0 kb/s] [eta 00m:18s] Threads: 1: [V__] [70.8% done] [ 8072/ 2068 kb/s] [eta 00m:14s] Threads: 1: [V__] [83.3% done] [ 18512/ 0 kb/s] [eta 00m:07s] fio: (groupid=0): err= 0: pid=8998 read : io=100MiB, bw=2,920KiB/s, runt= 35910msec clat (msec): min= 0, max= 170, avg=13.29, stdev=24.16 bw (KiB/s) : min= 5, max=20455, per=36.79%, avg=3222.41, stdev=4690.34 write: io=42,584KiB, bw=1,298KiB/s, runt= 33587msec clat (msec): min= 0, max= 488, avg=16.92, stdev=47.71 bw (KiB/s) : min= 0, max= 7840, per=38.81%, avg=1705.31, stdev=2052.86 cpu : usr=2.32%, sys=0.31%, ctx=2376 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=38.9%, 4=9.1%, 10=23.3%, 20=11.1%, 50=9.3%, 100=4.9% lat (msec): 250=3.0%, 500=0.3%, 750=0.0%, 1000=0.0%, >=2000=0.0% fio: (groupid=0): err= 0: pid=8999 read : io=100MiB, bw=3,691KiB/s, runt= 28406msec clat (msec): min= 0, max= 143, avg= 8.15, stdev=12.16 bw (KiB/s) : min= 17, max=23058, per=57.54%, avg=5040.52, stdev=5962.65 write: io=61,228KiB, bw=2,649KiB/s, runt= 23668msec clat (msec): min= 0, max= 231, avg=11.39, stdev=27.30 bw (KiB/s) : min= 0, max= 6848, per=79.95%, avg=3512.87, stdev=2305.19 cpu : usr=3.42%, sys=0.35%, ctx=2736 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=48.3%, 4=6.0%, 10=18.3%, 20=13.6%, 50=10.2%, 100=2.5% lat (msec): 250=1.0%, 500=0.0%, 750=0.0%, 1000=0.0%, >=2000=0.0% fio: (groupid=0): err= 0: pid=9000 read : io=100MiB, bw=3,293KiB/s, runt= 31840msec clat (msec): min= 0, max= 136, avg=12.55, stdev=17.38 bw (KiB/s) : min= 15, max=17528, per=43.54%, avg=3814.53, stdev=4153.96 write: io=40,312KiB, bw=1,437KiB/s, runt= 28725msec clat (msec): min= 0, max= 200, avg=13.15, stdev=30.21 bw (KiB/s) : min= 0, max= 8010, per=54.64%, avg=2400.96, stdev=2573.22 cpu : usr=2.81%, sys=0.36%, ctx=2346 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=36.6%, 4=7.1%, 10=19.3%, 20=17.8%, 50=14.0%, 100=3.0% lat (msec): 250=2.0%, 500=0.0%, 750=0.0%, 1000=0.0%, >=2000=0.0% Run status group 0 (all jobs): READ: io=300MiB, aggrb=8,760KiB/s, minb=2,920KiB/s, maxb=3,691KiB/s, mint=28406msec, maxt=35910msec WRITE: io=141MiB, aggrb=4,394KiB/s, minb=1,298KiB/s, maxb=2,649KiB/s, mint=28406msec, maxt=35910msec Disk stats (read/write): sda: ios=5684/2965, merge=962/327, ticks=73328/163692, in_queue=237020, util=98.41% 2.70user 0.39system 0:36.30elapsed 8%CPU (0avgtext+0avgdata 0maxresident)k 0inputs+0outputs (0major+1077minor)pagefaults 0swaps