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] [11.1% done] [ 10904/ 7060 kb/s] [eta 00m:24s] Threads: 3: [mmm] [15.4% done] [ 16244/ 4260 kb/s] [eta 00m:22s] Threads: 3: [mmm] [19.2% done] [ 8980/ 10708 kb/s] [eta 00m:21s] Threads: 3: [mmm] [23.1% done] [ 8560/ 6564 kb/s] [eta 00m:20s] Threads: 3: [mmm] [25.9% done] [ 8308/ 7524 kb/s] [eta 00m:20s] Threads: 3: [mmm] [29.6% done] [ 10964/ 4732 kb/s] [eta 00m:19s] Threads: 3: [mmm] [32.1% done] [ 11096/ 4904 kb/s] [eta 00m:19s] Threads: 3: [mmm] [37.0% done] [ 12828/ 2296 kb/s] [eta 00m:17s] Threads: 3: [mmm] [40.7% done] [ 8616/ 6244 kb/s] [eta 00m:16s] Threads: 3: [mmm] [42.9% done] [ 8828/ 3712 kb/s] [eta 00m:16s] Threads: 3: [mmm] [44.8% done] [ 9477/ 5689 kb/s] [eta 00m:16s] Threads: 3: [mmm] [46.7% done] [ 5768/ 5948 kb/s] [eta 00m:16s] Threads: 3: [mmm] [50.0% done] [ 8792/ 4044 kb/s] [eta 00m:15s] Threads: 3: [mmm] [51.6% done] [ 4892/ 6596 kb/s] [eta 00m:15s] Threads: 3: [mmm] [54.8% done] [ 2780/ 7732 kb/s] [eta 00m:14s] Threads: 3: [mmm] [58.1% done] [ 6244/ 4680 kb/s] [eta 00m:13s] Threads: 3: [mmm] [59.4% done] [ 1244/ 8972 kb/s] [eta 00m:13s] Threads: 3: [mmm] [62.5% done] [ 6748/ 2232 kb/s] [eta 00m:12s] Threads: 3: [mmm] [67.7% done] [ 9848/ 0 kb/s] [eta 00m:10s] Threads: 3: [VVV] [71.0% done] [ 14848/ 0 kb/s] [eta 00m:09s] Threads: 3: [VVV] [69.7% done] [ 19312/ 0 kb/s] [eta 00m:10s] Threads: 3: [VVV] [70.6% done] [ 17440/ 0 kb/s] [eta 00m:10s] Threads: 3: [VVV] [69.4% done] [ 16660/ 0 kb/s] [eta 00m:11s] Threads: 1: [V__] [81.2% done] [ 18608/ 0 kb/s] [eta 00m:06s] Threads: 1: [V__] [96.4% done] [ 22312/ 0 kb/s] [eta 00m:01s] fio: (groupid=0): err= 0: pid=19338 read : io=100MiB, bw=3,792KiB/s, runt= 27646msec slat (msec): min= 0, max= 6132, avg=1649.94, stdev=2406.77 clat (msec): min= 0, max= 3569, avg=81.48, stdev=236.43 bw (KiB/s) : min= 5, max=23489, per=43.57%, avg=4957.62, stdev=5716.70 write: io=44,004KiB, bw=2,095KiB/s, runt= 21508msec slat (msec): min= 0, max= 14, avg= 0.19, stdev= 1.11 clat (msec): min= 0, max= 840, avg=132.46, stdev=131.97 bw (KiB/s) : min= 0, max= 6464, per=51.45%, avg=2700.89, stdev=2053.42 cpu : usr=3.52%, sys=0.26%, ctx=1871 IO depths : 1=0.2%, 2=0.4%, 4=10.6%, 8=88.8%, 16=0.0%, 32=0.0%, >=64=0.0% lat (msec): 2=0.6%, 4=1.1%, 10=5.3%, 20=14.9%, 50=26.4%, 100=21.7% lat (msec): 250=24.0%, 500=4.7%, 750=0.7%, 1000=0.2%, >=2000=0.0% fio: (groupid=0): err= 0: pid=19339 read : io=100MiB, bw=4,068KiB/s, runt= 25772msec slat (msec): min= 0, max= 6732, avg=1858.42, stdev=2558.89 clat (msec): min= 2, max= 508, avg=83.63, stdev=75.36 bw (KiB/s) : min= 16, max=13115, per=42.81%, avg=4871.29, stdev=3214.45 write: io=29,016KiB, bw=1,529KiB/s, runt= 19420msec slat (msec): min= 0, max= 4, avg= 0.06, stdev= 0.34 clat (msec): min= 0, max= 553, avg=93.46, stdev=88.26 bw (KiB/s) : min= 0, max= 6676, per=46.74%, avg=2454.05, stdev=1879.98 cpu : usr=3.59%, sys=0.17%, ctx=1733 IO depths : 1=0.1%, 2=0.2%, 4=14.5%, 8=85.2%, 16=0.0%, 32=0.0%, >=64=0.0% lat (msec): 2=0.6%, 4=0.5%, 10=4.8%, 20=12.8%, 50=22.7%, 100=26.1% lat (msec): 250=27.9%, 500=4.4%, 750=0.1%, 1000=0.0%, >=2000=0.0% fio: (groupid=0): err= 0: pid=19340 read : io=100MiB, bw=4,114KiB/s, runt= 25483msec slat (msec): min= 0, max= 4632, avg=1101.99, stdev=1447.27 clat (msec): min= 2, max= 830, avg=75.13, stdev=79.19 bw (KiB/s) : min= 25, max=15086, per=45.21%, avg=5143.76, stdev=3758.75 write: io=37,260KiB, bw=1,827KiB/s, runt= 20881msec slat (msec): min= 0, max= 3, avg= 0.05, stdev= 0.28 clat (msec): min= 0, max= 759, avg=104.56, stdev=106.04 bw (KiB/s) : min= 0, max= 6839, per=51.19%, avg=2687.37, stdev=1827.17 cpu : usr=3.75%, sys=0.20%, ctx=1838 IO depths : 1=0.1%, 2=0.3%, 4=15.5%, 8=84.0%, 16=0.0%, 32=0.0%, >=64=0.0% lat (msec): 2=0.2%, 4=0.6%, 10=4.6%, 20=14.2%, 50=26.9%, 100=23.6% lat (msec): 250=25.3%, 500=3.8%, 750=0.6%, 1000=0.1%, >=2000=0.0% Run status group 0 (all jobs): READ: io=300MiB, aggrb=11,378KiB/s, minb=3,792KiB/s, maxb=4,114KiB/s, mint=25483msec, maxt=27646msec WRITE: io=108MiB, aggrb=5,250KiB/s, minb=1,529KiB/s, maxb=2,095KiB/s, mint=25483msec, maxt=27646msec Disk stats (read/write): sda: ios=4943/1994, merge=1381/374, ticks=388056/318680, in_queue=706732, util=99.30% 2.92user 0.18system 0:27.94elapsed 11%CPU (0avgtext+0avgdata 0maxresident)k 0inputs+0outputs (0major+2409minor)pagefaults 0swaps