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] [ 10916/ 6384 kb/s] [eta 00m:22s] Threads: 3: [mmm] [15.4% done] [ 7424/ 12572 kb/s] [eta 00m:22s] Threads: 3: [mmm] [20.0% done] [ 2944/ 14396 kb/s] [eta 00m:20s] Threads: 3: [mmm] [24.0% done] [ 7000/ 9616 kb/s] [eta 00m:19s] Threads: 3: [mmm] [25.9% done] [ 3080/ 10636 kb/s] [eta 00m:20s] Threads: 3: [mmm] [29.6% done] [ 10840/ 3188 kb/s] [eta 00m:19s] Threads: 3: [mmm] [33.3% done] [ 9044/ 6896 kb/s] [eta 00m:18s] Threads: 3: [mmm] [35.7% done] [ 4428/ 11480 kb/s] [eta 00m:18s] Threads: 3: [mmm] [39.3% done] [ 8964/ 6512 kb/s] [eta 00m:17s] Threads: 3: [mmm] [42.9% done] [ 8396/ 5276 kb/s] [eta 00m:16s] Threads: 3: [mmm] [46.4% done] [ 9780/ 3984 kb/s] [eta 00m:15s] Threads: 3: [mmm] [48.3% done] [ 11264/ 1652 kb/s] [eta 00m:15s] Threads: 3: [mmm] [50.0% done] [ 5984/ 5452 kb/s] [eta 00m:15s] Threads: 3: [mmm] [53.3% done] [ 10308/ 1300 kb/s] [eta 00m:14s] Threads: 3: [mmm] [56.7% done] [ 4388/ 6276 kb/s] [eta 00m:13s] Threads: 3: [mmm] [58.1% done] [ 8904/ 2648 kb/s] [eta 00m:13s] Threads: 3: [mmm] [61.3% done] [ 7052/ 2620 kb/s] [eta 00m:12s] Threads: 3: [mmm] [62.5% done] [ 5332/ 4872 kb/s] [eta 00m:12s] Threads: 3: [mmm] [65.6% done] [ 5952/ 4144 kb/s] [eta 00m:11s] Threads: 3: [VVV] [68.8% done] [ 4056/ 4440 kb/s] [eta 00m:10s] Threads: 3: [VVV] [71.9% done] [ 19408/ 0 kb/s] [eta 00m:09s] Threads: 3: [VVV] [75.0% done] [ 21028/ 0 kb/s] [eta 00m:08s] Threads: 3: [VVV] [78.1% done] [ 21428/ 0 kb/s] [eta 00m:07s] Threads: 3: [VVV] [78.8% done] [ 20832/ 0 kb/s] [eta 00m:07s] Threads: 3: [VVV] [79.4% done] [ 17700/ 0 kb/s] [eta 00m:07s] Threads: 1: [_V_] [90.3% done] [ 21428/ 0 kb/s] [eta 00m:03s] Threads: 1: [_V_] [100.0% done] [ 17424/ 0 kb/s] [eta 00m:00s] fio: (groupid=0): err= 0: pid=622 read : io=100MiB, bw=3,751KiB/s, runt= 27948msec slat (msec): min= 0, max= 5767, avg=1560.90, stdev=2133.47 clat (msec): min= 1, max= 518, avg=89.80, stdev=84.99 bw (KiB/s) : min= 22, max=18849, per=41.91%, avg=4440.76, stdev=3395.76 write: io=44,640KiB, bw=2,071KiB/s, runt= 22070msec slat (msec): min= 0, max= 3, avg= 0.04, stdev= 0.26 clat (msec): min= 0, max= 740, avg=97.87, stdev=110.91 bw (KiB/s) : min= 0, max= 8192, per=43.98%, avg=2939.30, stdev=2695.14 cpu : usr=3.55%, sys=0.23%, ctx=1858 IO depths : 1=0.1%, 2=0.3%, 4=15.4%, 8=84.1%, 16=0.0%, 32=0.0%, >=64=0.0% lat (msec): 2=1.4%, 4=1.3%, 10=4.5%, 20=13.7%, 50=23.3%, 100=21.6% lat (msec): 250=26.8%, 500=6.7%, 750=0.5%, 1000=0.0%, >=2000=0.0% fio: (groupid=0): err= 0: pid=623 read : io=100MiB, bw=3,531KiB/s, runt= 29688msec slat (msec): min= 0, max= 8156, avg=2911.70, stdev=3268.73 clat (msec): min= 0, max= 681, avg=80.23, stdev=91.86 bw (KiB/s) : min= 6, max=22855, per=42.76%, avg=4529.98, stdev=5133.24 write: io=54,288KiB, bw=2,571KiB/s, runt= 21620msec slat (msec): min= 0, max= 11, avg= 0.12, stdev= 0.74 clat (msec): min= 0, max= 686, avg=110.09, stdev=98.96 bw (KiB/s) : min= 0, max= 8530, per=44.53%, avg=2976.48, stdev=2116.80 cpu : usr=3.56%, sys=0.18%, ctx=1826 IO depths : 1=0.2%, 2=0.6%, 4=20.5%, 8=78.7%, 16=0.0%, 32=0.0%, >=64=0.0% lat (msec): 2=0.8%, 4=0.4%, 10=5.6%, 20=13.9%, 50=23.1%, 100=24.1% lat (msec): 250=24.6%, 500=6.8%, 750=0.5%, 1000=0.0%, >=2000=0.0% fio: (groupid=0): err= 0: pid=624 read : io=100MiB, bw=3,747KiB/s, runt= 27977msec slat (msec): min= 0, max= 6796, avg=1416.16, stdev=1976.47 clat (msec): min= 0, max= 728, avg=86.75, stdev=89.42 bw (KiB/s) : min= 48, max=15533, per=42.85%, avg=4540.12, stdev=3588.20 write: io=45,140KiB, bw=2,156KiB/s, runt= 21437msec slat (msec): min= 0, max= 5, avg= 0.07, stdev= 0.36 clat (msec): min= 0, max= 917, avg=127.28, stdev=124.97 bw (KiB/s) : min= 0, max= 9933, per=43.92%, avg=2935.61, stdev=2342.56 cpu : usr=3.76%, sys=0.26%, ctx=1767 IO depths : 1=0.2%, 2=0.3%, 4=14.4%, 8=85.2%, 16=0.0%, 32=0.0%, >=64=0.0% lat (msec): 2=0.2%, 4=0.2%, 10=2.0%, 20=11.3%, 50=26.7%, 100=24.9% lat (msec): 250=26.9%, 500=6.3%, 750=1.3%, 1000=0.0%, >=2000=0.0% Run status group 0 (all jobs): READ: io=300MiB, aggrb=10,595KiB/s, minb=3,531KiB/s, maxb=3,751KiB/s, mint=27948msec, maxt=29688msec WRITE: io=141MiB, aggrb=6,684KiB/s, minb=2,071KiB/s, maxb=2,571KiB/s, mint=27948msec, maxt=29688msec Disk stats (read/write): sda: ios=4746/2500, merge=1658/525, ticks=426240/495440, in_queue=921680, util=99.44% 3.16user 0.23system 0:29.98elapsed 11%CPU (0avgtext+0avgdata 0maxresident)k 0inputs+0outputs (0major+2405minor)pagefaults 0swaps