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] [12.0% done] [ 16356/ 3280 kb/s] [eta 00m:22s] Threads: 3: [mmm] [15.4% done] [ 17488/ 2832 kb/s] [eta 00m:22s] Threads: 3: [mmm] [20.0% done] [ 16768/ 2852 kb/s] [eta 00m:20s] Threads: 3: [mmm] [23.1% done] [ 16492/ 796 kb/s] [eta 00m:20s] Threads: 3: [mmm] [25.9% done] [ 9777/ 7267 kb/s] [eta 00m:20s] Threads: 3: [mmm] [28.6% done] [ 9988/ 5948 kb/s] [eta 00m:20s] Threads: 3: [mmm] [32.1% done] [ 11672/ 3456 kb/s] [eta 00m:19s] Threads: 3: [mmm] [35.7% done] [ 15568/ 136 kb/s] [eta 00m:18s] Threads: 3: [mmm] [39.3% done] [ 10684/ 4820 kb/s] [eta 00m:17s] Threads: 3: [mmm] [42.9% done] [ 6144/ 9164 kb/s] [eta 00m:16s] Threads: 3: [mmm] [46.4% done] [ 10332/ 3012 kb/s] [eta 00m:15s] Threads: 3: [mmm] [48.3% done] [ 7844/ 4804 kb/s] [eta 00m:15s] Threads: 3: [mmm] [51.7% done] [ 7464/ 4432 kb/s] [eta 00m:14s] Threads: 3: [mmm] [55.2% done] [ 3416/ 7636 kb/s] [eta 00m:13s] Threads: 3: [mmm] [58.6% done] [ 8232/ 2296 kb/s] [eta 00m:12s] Threads: 3: [mmm] [60.0% done] [ 5864/ 2312 kb/s] [eta 00m:12s] Threads: 3: [mmm] [61.3% done] [ 3576/ 5580 kb/s] [eta 00m:12s] Threads: 3: [mmm] [64.5% done] [ 7492/ 140 kb/s] [eta 00m:11s] Threads: 3: [mmm] [65.6% done] [ 4908/ 1992 kb/s] [eta 00m:11s] Threads: 3: [mVm] [66.7% done] [ 6072/ 2252 kb/s] [eta 00m:11s] Threads: 3: [VVV] [67.6% done] [ 12348/ 1084 kb/s] [eta 00m:11s] Threads: 3: [VVV] [72.7% done] [ 14360/ 0 kb/s] [eta 00m:09s] Threads: 3: [VVV] [75.8% done] [ 15752/ 0 kb/s] [eta 00m:08s] Threads: 3: [VVV] [78.8% done] [ 14028/ 0 kb/s] [eta 00m:07s] Threads: 2: [V_V] [81.8% done] [ 13020/ 0 kb/s] [eta 00m:06s] fio: (groupid=0): err= 0: pid=12764 read : io=100MiB, bw=3,706KiB/s, runt= 28291msec slat (msec): min= 0, max= 5650, avg=1091.85, stdev=1849.44 clat (msec): min= 0, max= 744, avg=99.54, stdev=120.37 bw (KiB/s) : min= 12, max= 8518, per=34.08%, avg=3789.39, stdev=2320.98 write: io=29,800KiB, bw=1,345KiB/s, runt= 22684msec slat (msec): min= 0, max= 2, avg= 0.05, stdev= 0.24 clat (msec): min= 0, max= 1051, avg=91.33, stdev=139.32 bw (KiB/s) : min= 0, max= 7027, per=58.55%, avg=2191.10, stdev=2185.76 cpu : usr=2.86%, sys=0.23%, ctx=1790 IO depths : 1=0.2%, 2=0.4%, 4=14.4%, 8=85.0%, 16=0.0%, 32=0.0%, >=64=0.0% lat (msec): 2=2.1%, 4=0.7%, 10=6.0%, 20=17.6%, 50=36.4%, 100=7.3% lat (msec): 250=13.6%, 500=15.0%, 750=0.9%, 1000=0.2%, >=2000=0.0% fio: (groupid=0): err= 0: pid=12765 read : io=100MiB, bw=3,852KiB/s, runt= 27215msec slat (msec): min= 0, max= 6233, avg=917.36, stdev=1593.48 clat (msec): min= 0, max= 650, avg=93.77, stdev=108.63 bw (KiB/s) : min= 109, max=11066, per=39.60%, avg=4403.05, stdev=3087.61 write: io=26,632KiB, bw=1,279KiB/s, runt= 21321msec slat (msec): min= 0, max= 1, avg= 0.02, stdev= 0.12 clat (msec): min= 0, max= 513, avg=100.59, stdev=130.05 bw (KiB/s) : min= 0, max= 5458, per=59.79%, avg=2237.35, stdev=1943.64 cpu : usr=3.22%, sys=0.28%, ctx=1774 IO depths : 1=0.2%, 2=0.5%, 4=13.7%, 8=85.7%, 16=0.0%, 32=0.0%, >=64=0.0% lat (msec): 2=2.0%, 4=0.8%, 10=5.0%, 20=20.4%, 50=32.4%, 100=8.7% lat (msec): 250=15.1%, 500=15.0%, 750=0.5%, 1000=0.0%, >=2000=0.0% fio: (groupid=0): err= 0: pid=12766 read : io=100MiB, bw=3,747KiB/s, runt= 27979msec slat (msec): min= 0, max= 5461, avg=910.49, stdev=1632.40 clat (msec): min= 0, max= 702, avg=98.41, stdev=112.74 bw (KiB/s) : min= 9, max= 8705, per=36.42%, avg=4049.68, stdev=2364.07 write: io=26,480KiB, bw=1,204KiB/s, runt= 22507msec slat (msec): min= 0, max= 77, avg= 0.23, stdev= 3.46 clat (msec): min= 0, max= 1383, avg=106.62, stdev=161.10 bw (KiB/s) : min= 0, max= 5913, per=60.50%, avg=2264.05, stdev=2192.64 cpu : usr=3.06%, sys=0.19%, ctx=1782 IO depths : 1=0.1%, 2=0.3%, 4=13.2%, 8=86.3%, 16=0.0%, 32=0.0%, >=64=0.0% lat (msec): 2=1.8%, 4=1.1%, 10=6.4%, 20=17.1%, 50=32.7%, 100=8.7% lat (msec): 250=16.1%, 500=15.0%, 750=0.8%, 1000=0.1%, >=2000=0.1% Run status group 0 (all jobs): READ: io=300MiB, aggrb=11,119KiB/s, minb=3,706KiB/s, maxb=3,852KiB/s, mint=27215msec, maxt=28291msec WRITE: io=82,912KiB, aggrb=3,742KiB/s, minb=1,204KiB/s, maxb=1,345KiB/s, mint=27215msec, maxt=28291msec Disk stats (read/write): sda: ios=5003/1640, merge=1357/404, ticks=538720/170300, in_queue=709012, util=99.45% 2.58user 0.26system 0:28.62elapsed 9%CPU (0avgtext+0avgdata 0maxresident)k 0inputs+0outputs (0major+2395minor)pagefaults 0swaps