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] [8.3% done] [ 15419/ 6179 kb/s] [eta 00m:33s] Threads: 3: [mmm] [13.3% done] [ 5415/ 13709 kb/s] [eta 00m:26s] Threads: 3: [mmm] [18.5% done] [ 12213/ 6053 kb/s] [eta 00m:22s] Threads: 3: [mmm] [22.2% done] [ 11941/ 5249 kb/s] [eta 00m:21s] Threads: 3: [mmm] [25.9% done] [ 16675/ 992 kb/s] [eta 00m:20s] Threads: 3: [mmm] [30.8% done] [ 5041/ 11622 kb/s] [eta 00m:18s] Threads: 3: [mmm] [32.1% done] [ 5442/ 9503 kb/s] [eta 00m:19s] Threads: 3: [mmm] [35.7% done] [ 7951/ 7297 kb/s] [eta 00m:18s] Threads: 3: [mmm] [39.3% done] [ 3158/ 12260 kb/s] [eta 00m:17s] Threads: 3: [mmm] [42.9% done] [ 3765/ 10551 kb/s] [eta 00m:16s] Threads: 3: [mmm] [46.4% done] [ 9216/ 5844 kb/s] [eta 00m:15s] Threads: 3: [mmm] [50.0% done] [ 7376/ 5198 kb/s] [eta 00m:14s] Threads: 3: [mmm] [53.6% done] [ 11397/ 464 kb/s] [eta 00m:13s] Threads: 3: [mmm] [57.1% done] [ 10350/ 0 kb/s] [eta 00m:12s] Threads: 3: [mmm] [58.6% done] [ 6679/ 2197 kb/s] [eta 00m:12s] Threads: 3: [mmm] [60.0% done] [ 4147/ 4218 kb/s] [eta 00m:12s] Threads: 3: [mmm] [61.3% done] [ 7160/ 953 kb/s] [eta 00m:12s] Threads: 3: [mmm] [64.5% done] [ 6675/ 1248 kb/s] [eta 00m:11s] Threads: 3: [mmm] [65.6% done] [ 5584/ 1792 kb/s] [eta 00m:11s] Threads: 3: [VVm] [66.7% done] [ 9680/ 949 kb/s] [eta 00m:11s] Threads: 3: [VVV] [69.7% done] [ 14895/ 0 kb/s] [eta 00m:10s] Threads: 3: [VVV] [72.7% done] [ 16324/ 0 kb/s] [eta 00m:09s] Threads: 3: [VVV] [78.1% done] [ 20795/ 0 kb/s] [eta 00m:07s] Threads: 3: [VVV] [81.8% done] [ 17671/ 0 kb/s] [eta 00m:06s] Threads: 3: [VVV] [84.8% done] [ 15777/ 0 kb/s] [eta 00m:05s] Threads: 3: [VVV] [87.9% done] [ 16766/ 0 kb/s] [eta 00m:04s] fio: (groupid=0): err= 0: pid=2999 read : io=100MiB, bw=3,525KiB/s, runt= 29746msec slat (msec): min= 0, max= 7601, avg=1461.81, stdev=2341.66 clat (msec): min= 0, max= 604, avg=95.70, stdev=113.82 bw (KiB/s) : min= 65, max= 9833, per=35.64%, avg=3749.25, stdev=2338.91 write: io=43,192KiB, bw=1,999KiB/s, runt= 22118msec slat (msec): min= 0, max= 3, avg= 0.08, stdev= 0.36 clat (msec): min= 0, max= 852, avg=112.11, stdev=159.90 bw (KiB/s) : min= 0, max=12846, per=54.44%, avg=3109.12, stdev=2865.22 cpu : usr=3.33%, sys=0.23%, ctx=1809 IO depths : 1=0.2%, 2=0.7%, 4=15.7%, 8=83.4%, 16=0.0%, 32=0.0%, >=64=0.0% lat (msec): 2=2.0%, 4=1.4%, 10=7.5%, 20=18.6%, 50=33.2%, 100=6.8% lat (msec): 250=12.8%, 500=16.7%, 750=0.7%, 1000=0.2%, >=2000=0.0% fio: (groupid=0): err= 0: pid=3000 read : io=100MiB, bw=3,607KiB/s, runt= 29067msec slat (msec): min= 0, max= 7199, avg=1354.41, stdev=2092.74 clat (msec): min= 0, max= 865, avg=98.62, stdev=111.35 bw (KiB/s) : min= 7, max= 9728, per=41.06%, avg=4319.53, stdev=2740.97 write: io=43,136KiB, bw=2,018KiB/s, runt= 21878msec slat (msec): min= 0, max= 9, avg= 0.12, stdev= 0.62 clat (msec): min= 0, max= 843, avg=118.75, stdev=147.85 bw (KiB/s) : min= 0, max= 8507, per=57.31%, avg=3272.78, stdev=2654.78 cpu : usr=3.14%, sys=0.29%, ctx=1707 IO depths : 1=0.1%, 2=0.9%, 4=16.0%, 8=82.9%, 16=0.0%, 32=0.0%, >=64=0.0% lat (msec): 2=1.3%, 4=0.9%, 10=4.6%, 20=16.6%, 50=34.1%, 100=9.9% lat (msec): 250=15.8%, 500=15.4%, 750=1.1%, 1000=0.2%, >=2000=0.0% fio: (groupid=0): err= 0: pid=3001 read : io=100MiB, bw=3,506KiB/s, runt= 29905msec slat (msec): min= 0, max= 7711, avg=1527.60, stdev=2511.50 clat (msec): min= 0, max= 872, avg=105.35, stdev=119.95 bw (KiB/s) : min= 35, max= 7402, per=36.41%, avg=3830.29, stdev=2082.07 write: io=37,980KiB, bw=1,745KiB/s, runt= 22286msec slat (msec): min= 0, max= 5, avg= 0.07, stdev= 0.44 clat (msec): min= 0, max= 1117, avg=114.34, stdev=148.55 bw (KiB/s) : min= 0, max= 7199, per=51.99%, avg=2969.29, stdev=2396.90 cpu : usr=2.86%, sys=0.19%, ctx=1756 IO depths : 1=0.2%, 2=0.6%, 4=12.6%, 8=86.6%, 16=0.0%, 32=0.0%, >=64=0.0% lat (msec): 2=1.5%, 4=1.1%, 10=6.8%, 20=15.4%, 50=31.4%, 100=9.6% lat (msec): 250=16.5%, 500=16.4%, 750=1.2%, 1000=0.1%, >=2000=0.0% Run status group 0 (all jobs): READ: io=300MiB, aggrb=10,519KiB/s, minb=3,506KiB/s, maxb=3,607KiB/s, mint=29067msec, maxt=29905msec WRITE: io=121MiB, aggrb=5,711KiB/s, minb=1,745KiB/s, maxb=2,018KiB/s, mint=29067msec, maxt=29905msec Disk stats (read/write): sda: ios=4716/1982, merge=1761/776, ticks=519744/230664, in_queue=750416, util=99.47% 2.79user 0.26system 0:30.25elapsed 10%CPU (0avgtext+0avgdata 0maxresident)k 0inputs+0outputs (0major+2401minor)pagefaults 0swaps