fio: (g=0): rw=randrw, bs=4K-256K/4K-256K, ioengine=libaio, iodepth=8 ... fio: (g=0): rw=randrw, bs=4K-256K/4K-256K, ioengine=libaio, iodepth=8 Starting 3 threads Threads: 3 Threads: 3 Threads: 3: [mmm] [9.4% done] [ 9124/ 8656 kb/s] [eta 00m:29s] Threads: 3: [mmm] [14.3% done] [ 10160/ 9940 kb/s] [eta 00m:24s] Threads: 3: [mmm] [18.5% done] [ 11592/ 7380 kb/s] [eta 00m:22s] Threads: 3: [mmm] [21.4% done] [ 7456/ 8508 kb/s] [eta 00m:22s] Threads: 3: [mmm] [25.9% done] [ 7812/ 7276 kb/s] [eta 00m:20s] Threads: 3: [mmm] [29.6% done] [ 13676/ 2752 kb/s] [eta 00m:19s] Threads: 3: [mmm] [32.1% done] [ 6564/ 8404 kb/s] [eta 00m:19s] Threads: 3: [mmm] [35.7% done] [ 7480/ 7096 kb/s] [eta 00m:18s] Threads: 3: [mmm] [39.3% done] [ 12256/ 3024 kb/s] [eta 00m:17s] Threads: 3: [mmm] [42.9% done] [ 9580/ 4980 kb/s] [eta 00m:16s] Threads: 3: [mmm] [44.8% done] [ 7300/ 6112 kb/s] [eta 00m:16s] Threads: 3: [mmm] [48.3% done] [ 13132/ 1504 kb/s] [eta 00m:15s] Threads: 3: [mmm] [50.0% done] [ 7856/ 3888 kb/s] [eta 00m:15s] Threads: 3: [mmm] [51.6% done] [ 9588/ 1280 kb/s] [eta 00m:15s] Threads: 3: [mmm] [54.8% done] [ 7736/ 3000 kb/s] [eta 00m:14s] Threads: 3: [mmm] [56.2% done] [ 2924/ 5788 kb/s] [eta 00m:14s] Threads: 3: [mmm] [59.4% done] [ 5060/ 5216 kb/s] [eta 00m:13s] Threads: 3: [mmm] [60.6% done] [ 4212/ 4468 kb/s] [eta 00m:13s] Threads: 3: [mmm] [61.8% done] [ 4756/ 3920 kb/s] [eta 00m:13s] Threads: 3: [VVV] [66.7% done] [ 1296/ 8200 kb/s] [eta 00m:11s] Threads: 3: [VVV] [71.9% done] [ 18868/ 0 kb/s] [eta 00m:09s] Threads: 3: [VVV] [75.0% done] [ 18510/ 0 kb/s] [eta 00m:08s] Threads: 3: [VVV] [78.1% done] [ 20120/ 0 kb/s] [eta 00m:07s] Threads: 3: [VVV] [83.9% done] [ 18952/ 0 kb/s] [eta 00m:05s] Threads: 3: [VVV] [87.1% done] [ 19016/ 0 kb/s] [eta 00m:04s] Threads: 1: [EVE] [93.3% done] [ 20392/ 0 kb/s] [eta 00m:02s] fio: (groupid=0): err= 0: pid=14122 read : io=100MiB, bw=3,707KiB/s, runt= 28285msec slat (msec): min= 0, max= 6069, avg=2004.93, stdev=2350.04 clat (msec): min= 0, max= 697, avg=87.68, stdev=89.45 bw (KiB/s) : min= 12, max=21217, per=38.50%, avg=4131.12, stdev=3758.34 write: io=49,656KiB, bw=2,284KiB/s, runt= 22260msec slat (msec): min= 0, max= 6, avg= 0.07, stdev= 0.40 clat (msec): min= 0, max= 960, avg=95.67, stdev=121.50 bw (KiB/s) : min= 0, max=10663, per=44.71%, avg=2755.33, stdev=2418.78 cpu : usr=3.75%, sys=0.40%, ctx=1779 IO depths : 1=0.1%, 2=0.2%, 4=19.1%, 8=80.5%, 16=0.0%, 32=0.0%, >=64=0.0% lat (msec): 2=1.3%, 4=0.9%, 10=6.6%, 20=17.9%, 50=21.0%, 100=18.8% lat (msec): 250=26.6%, 500=6.0%, 750=0.6%, 1000=0.2%, >=2000=0.0% fio: (groupid=0): err= 0: pid=14123 read : io=100MiB, bw=3,577KiB/s, runt= 29313msec slat (msec): min= 0, max= 7963, avg=2627.32, stdev=3080.65 clat (msec): min= 0, max= 1075, avg=80.56, stdev=92.56 bw (KiB/s) : min= 4, max=24428, per=39.61%, avg=4250.11, stdev=4539.89 write: io=54,144KiB, bw=2,585KiB/s, runt= 21445msec slat (msec): min= 0, max= 11, avg= 0.10, stdev= 0.58 clat (msec): min= 0, max= 913, avg=95.28, stdev=110.33 bw (KiB/s) : min= 0, max=10517, per=50.50%, avg=3111.73, stdev=2743.57 cpu : usr=3.89%, sys=0.29%, ctx=1930 IO depths : 1=0.1%, 2=0.5%, 4=16.8%, 8=82.6%, 16=0.0%, 32=0.0%, >=64=0.0% lat (msec): 2=2.3%, 4=1.7%, 10=6.8%, 20=12.8%, 50=23.0%, 100=22.5% lat (msec): 250=25.0%, 500=5.3%, 750=0.2%, 1000=0.2%, >=2000=0.2% fio: (groupid=0): err= 0: pid=14124 read : io=100MiB, bw=3,676KiB/s, runt= 28520msec slat (msec): min= 0, max= 7494, avg=1296.47, stdev=2127.05 clat (msec): min= 0, max= 1045, avg=97.84, stdev=98.44 bw (KiB/s) : min= 12, max= 9473, per=38.06%, avg=4083.98, stdev=2519.02 write: io=30,164KiB, bw=1,470KiB/s, runt= 21008msec slat (msec): min= 0, max= 3, avg= 0.05, stdev= 0.26 clat (msec): min= 0, max= 520, avg=102.92, stdev=95.12 bw (KiB/s) : min= 0, max= 7293, per=43.12%, avg=2657.00, stdev=2029.91 cpu : usr=3.13%, sys=0.22%, ctx=1797 IO depths : 1=0.2%, 2=0.4%, 4=11.8%, 8=87.6%, 16=0.0%, 32=0.0%, >=64=0.0% lat (msec): 2=0.9%, 4=0.4%, 10=2.2%, 20=9.9%, 50=22.2%, 100=27.1% lat (msec): 250=30.5%, 500=6.2%, 750=0.1%, 1000=0.0%, >=2000=0.3% Run status group 0 (all jobs): READ: io=300MiB, aggrb=10,731KiB/s, minb=3,577KiB/s, maxb=3,707KiB/s, mint=28285msec, maxt=29313msec WRITE: io=131MiB, aggrb=6,162KiB/s, minb=1,470KiB/s, maxb=2,585KiB/s, mint=28285msec, maxt=29313msec Disk stats (read/write): sda: ios=4955/2391, merge=1476/414, ticks=442416/256188, in_queue=698604, util=99.49% 3.15user 0.34system 0:29.71elapsed 11%CPU (0avgtext+0avgdata 0maxresident)k 0inputs+0outputs (0major+2396minor)pagefaults 0swaps