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] [15.8% done] [ 14412/ 8824 kb/s] [eta 00m:16s] Threads: 3: [mmm] [21.1% done] [ 11320/ 12224 kb/s] [eta 00m:15s] Threads: 3: [mmm] [25.0% done] [ 12980/ 9420 kb/s] [eta 00m:15s] Threads: 3: [mmm] [30.0% done] [ 17268/ 4576 kb/s] [eta 00m:14s] Threads: 3: [mmm] [35.0% done] [ 10980/ 9892 kb/s] [eta 00m:13s] Threads: 3: [mmm] [38.1% done] [ 13684/ 6708 kb/s] [eta 00m:13s] Threads: 3: [mmm] [42.9% done] [ 9732/ 8636 kb/s] [eta 00m:12s] Threads: 3: [mmm] [47.6% done] [ 9112/ 6480 kb/s] [eta 00m:11s] Threads: 3: [mmm] [50.0% done] [ 8052/ 7700 kb/s] [eta 00m:11s] Threads: 3: [mmm] [54.5% done] [ 7656/ 6576 kb/s] [eta 00m:10s] Threads: 3: [mmm] [56.5% done] [ 8748/ 4552 kb/s] [eta 00m:10s] Threads: 3: [mmm] [60.9% done] [ 8412/ 3636 kb/s] [eta 00m:09s] Threads: 3: [mmm] [62.5% done] [ 4696/ 6344 kb/s] [eta 00m:09s] Threads: 3: [mmm] [64.0% done] [ 7904/ 3436 kb/s] [eta 00m:09s] Threads: 3: [mmm] [65.4% done] [ 3236/ 6079 kb/s] [eta 00m:09s] Threads: 3: [VVV] [69.2% done] [ 14644/ 199 kb/s] [eta 00m:08s] Threads: 3: [VVV] [76.0% done] [ 23726/ 0 kb/s] [eta 00m:06s] Threads: 3: [VVV] [80.0% done] [ 21532/ 0 kb/s] [eta 00m:05s] Threads: 3: [VVV] [84.0% done] [ 21666/ 0 kb/s] [eta 00m:04s] Threads: 2: [V_V] [88.0% done] [ 19775/ 0 kb/s] [eta 00m:03s] Threads: 1: [__V] [100.0% done] [ 19008/ 0 kb/s] [eta 00m:00s] fio: (groupid=0): err= 0: pid=25315 read : io=100MiB, bw=4,525KiB/s, runt= 23172msec slat (msec): min= 0, max= 5639, avg=1345.87, stdev=1900.86 clat (msec): min= 0, max= 481, avg=72.42, stdev=72.37 bw (KiB/s) : min= 49, max=10032, per=39.06%, avg=5248.08, stdev=3153.22 write: io=35,596KiB, bw=2,078KiB/s, runt= 17540msec slat (msec): min= 0, max= 3, avg= 0.05, stdev= 0.28 clat (msec): min= 0, max= 813, avg=85.59, stdev=85.96 bw (KiB/s) : min= 0, max= 7089, per=46.66%, avg=3108.29, stdev=2312.26 cpu : usr=3.71%, sys=0.35%, ctx=1821 IO depths : 1=0.1%, 2=0.3%, 4=15.9%, 8=83.6%, 16=0.0%, 32=0.0%, >=64=0.0% lat (msec): 2=0.9%, 4=1.4%, 10=4.5%, 20=15.4%, 50=26.1%, 100=26.3% lat (msec): 250=21.4%, 500=3.9%, 750=0.1%, 1000=0.0%, >=2000=0.0% fio: (groupid=0): err= 0: pid=25316 read : io=100MiB, bw=4,738KiB/s, runt= 22128msec slat (msec): min= 0, max= 4708, avg=682.00, stdev=1326.19 clat (msec): min= 3, max= 595, avg=79.21, stdev=65.96 bw (KiB/s) : min= 30, max= 9814, per=35.58%, avg=4780.21, stdev=2725.64 write: io=30,252KiB, bw=1,778KiB/s, runt= 17414msec slat (msec): min= 0, max= 8, avg= 0.14, stdev= 0.68 clat (msec): min= 0, max= 608, avg=78.75, stdev=77.18 bw (KiB/s) : min= 0, max= 8446, per=51.22%, avg=3412.00, stdev=3286.29 cpu : usr=4.70%, sys=0.33%, ctx=1859 IO depths : 1=0.1%, 2=0.2%, 4=10.5%, 8=89.2%, 16=0.0%, 32=0.0%, >=64=0.0% lat (msec): 2=1.1%, 4=0.6%, 10=2.7%, 20=9.5%, 50=27.6%, 100=31.7% lat (msec): 250=23.7%, 500=2.9%, 750=0.1%, 1000=0.0%, >=2000=0.0% fio: (groupid=0): err= 0: pid=25317 read : io=100MiB, bw=4,478KiB/s, runt= 23412msec slat (msec): min= 0, max= 5663, avg=1514.31, stdev=1952.76 clat (msec): min= 1, max= 403, avg=67.03, stdev=70.27 bw (KiB/s) : min= 18, max=13177, per=41.51%, avg=5577.88, stdev=4048.78 write: io=49,864KiB, bw=2,871KiB/s, runt= 17785msec slat (msec): min= 0, max= 7, avg= 0.10, stdev= 0.51 clat (msec): min= 0, max= 853, avg=96.50, stdev=98.74 bw (KiB/s) : min= 0, max= 8582, per=59.02%, avg=3931.67, stdev=2686.16 cpu : usr=4.48%, sys=0.29%, ctx=1749 IO depths : 1=0.1%, 2=0.4%, 4=19.8%, 8=79.6%, 16=0.0%, 32=0.0%, >=64=0.0% lat (msec): 2=0.7%, 4=0.8%, 10=5.6%, 20=16.8%, 50=26.1%, 100=24.6% lat (msec): 250=20.3%, 500=4.7%, 750=0.2%, 1000=0.0%, >=2000=0.0% Run status group 0 (all jobs): READ: io=300MiB, aggrb=13,436KiB/s, minb=4,478KiB/s, maxb=4,738KiB/s, mint=22128msec, maxt=23412msec WRITE: io=113MiB, aggrb=6,662KiB/s, minb=1,778KiB/s, maxb=2,871KiB/s, mint=22128msec, maxt=23412msec Disk stats (read/write): sda: ios=4510/1897, merge=1729/455, ticks=339208/216028, in_queue=555232, util=98.98% 3.00user 0.24system 0:23.77elapsed 13%CPU (0avgtext+0avgdata 0maxresident)k 0inputs+0outputs (0major+2391minor)pagefaults 0swaps