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] [ 9628/ 9308 kb/s] [eta 00m:24s] Threads: 3: [mmm] [15.4% done] [ 12820/ 6632 kb/s] [eta 00m:22s] Threads: 3: [mmm] [20.0% done] [ 13464/ 6808 kb/s] [eta 00m:20s] Threads: 3: [mmm] [23.1% done] [ 10288/ 3340 kb/s] [eta 00m:20s] Threads: 3: [mmm] [26.9% done] [ 10380/ 8644 kb/s] [eta 00m:19s] Threads: 3: [mmm] [29.6% done] [ 9740/ 5596 kb/s] [eta 00m:19s] Threads: 3: [mmm] [33.3% done] [ 12956/ 2484 kb/s] [eta 00m:18s] Threads: 3: [mmm] [37.0% done] [ 7040/ 6708 kb/s] [eta 00m:17s] Threads: 3: [mmm] [40.7% done] [ 8136/ 7264 kb/s] [eta 00m:16s] Threads: 3: [mmm] [42.9% done] [ 11220/ 2436 kb/s] [eta 00m:16s] Threads: 3: [mmm] [46.4% done] [ 11096/ 3532 kb/s] [eta 00m:15s] Threads: 3: [mmm] [48.3% done] [ 6940/ 6776 kb/s] [eta 00m:15s] Threads: 3: [mmm] [51.7% done] [ 9216/ 2596 kb/s] [eta 00m:14s] Threads: 3: [mmm] [55.2% done] [ 8056/ 3612 kb/s] [eta 00m:13s] Threads: 3: [mmm] [56.7% done] [ 4656/ 6028 kb/s] [eta 00m:13s] Threads: 3: [mmm] [58.1% done] [ 10820/ 12 kb/s] [eta 00m:13s] Threads: 3: [mmm] [61.3% done] [ 6488/ 3536 kb/s] [eta 00m:12s] Threads: 3: [mmm] [62.5% done] [ 7008/ 2264 kb/s] [eta 00m:12s] Threads: 3: [mmm] [65.6% done] [ 4460/ 4204 kb/s] [eta 00m:11s] Threads: 3: [VVV] [68.8% done] [ 7044/ 3668 kb/s] [eta 00m:10s] Threads: 3: [VVV] [71.9% done] [ 19152/ 0 kb/s] [eta 00m:09s] Threads: 3: [VVV] [75.0% done] [ 18636/ 0 kb/s] [eta 00m:08s] Threads: 3: [VVV] [80.6% done] [ 19480/ 0 kb/s] [eta 00m:06s] Threads: 3: [VVV] [83.9% done] [ 18328/ 0 kb/s] [eta 00m:05s] Threads: 1: [V__] [87.1% done] [ 17016/ 0 kb/s] [eta 00m:04s] fio: (groupid=0): err= 0: pid=15765 read : io=100MiB, bw=3,761KiB/s, runt= 27877msec slat (msec): min= 0, max= 5932, avg=1335.22, stdev=2062.32 clat (msec): min= 0, max= 462, avg=92.00, stdev=83.89 bw (KiB/s) : min= 112, max=10478, per=35.19%, avg=3971.05, stdev=2418.06 write: io=38,272KiB, bw=1,779KiB/s, runt= 22029msec slat (msec): min= 0, max= 3, avg= 0.06, stdev= 0.32 clat (msec): min= 0, max= 1078, avg=111.73, stdev=140.74 bw (KiB/s) : min= 0, max= 6136, per=48.07%, avg=2353.00, stdev=1976.55 cpu : usr=3.01%, sys=0.22%, ctx=1809 IO depths : 1=0.1%, 2=0.4%, 4=13.9%, 8=85.5%, 16=0.0%, 32=0.0%, >=64=0.0% lat (msec): 2=0.8%, 4=0.5%, 10=4.5%, 20=12.2%, 50=24.1%, 100=21.1% lat (msec): 250=29.0%, 500=6.9%, 750=0.4%, 1000=0.3%, >=2000=0.0% fio: (groupid=0): err= 0: pid=15766 read : io=100MiB, bw=3,906KiB/s, runt= 26845msec slat (msec): min= 0, max= 6466, avg=1535.31, stdev=2225.36 clat (msec): min= 0, max= 454, avg=84.08, stdev=74.95 bw (KiB/s) : min= 39, max=11060, per=38.30%, avg=4321.48, stdev=2834.80 write: io=36,236KiB, bw=1,774KiB/s, runt= 20916msec slat (msec): min= 0, max= 4, avg= 0.09, stdev= 0.38 clat (msec): min= 0, max= 571, avg=100.97, stdev=95.35 bw (KiB/s) : min= 0, max= 6607, per=50.18%, avg=2456.16, stdev=2113.68 cpu : usr=3.38%, sys=0.34%, ctx=1840 IO depths : 1=0.1%, 2=0.2%, 4=14.3%, 8=85.4%, 16=0.0%, 32=0.0%, >=64=0.0% lat (msec): 2=0.5%, 4=0.8%, 10=3.1%, 20=11.3%, 50=25.4%, 100=25.9% lat (msec): 250=27.6%, 500=5.0%, 750=0.3%, 1000=0.0%, >=2000=0.0% fio: (groupid=0): err= 0: pid=15767 read : io=100MiB, bw=3,833KiB/s, runt= 27351msec slat (msec): min= 0, max= 5821, avg=1103.08, stdev=1824.58 clat (msec): min= 2, max= 520, avg=94.84, stdev=84.36 bw (KiB/s) : min= 37, max= 7741, per=35.26%, avg=3978.66, stdev=2248.26 write: io=30,808KiB, bw=1,457KiB/s, runt= 21650msec slat (msec): min= 0, max= 2, avg= 0.04, stdev= 0.23 clat (msec): min= 0, max= 922, avg=104.41, stdev=119.06 bw (KiB/s) : min= 0, max= 6019, per=49.38%, avg=2417.04, stdev=1968.99 cpu : usr=3.32%, sys=0.13%, ctx=1779 IO depths : 1=0.1%, 2=0.2%, 4=13.3%, 8=86.4%, 16=0.0%, 32=0.0%, >=64=0.0% lat (msec): 2=0.2%, 4=0.4%, 10=2.8%, 20=10.8%, 50=23.7%, 100=26.4% lat (msec): 250=28.6%, 500=6.3%, 750=0.5%, 1000=0.1%, >=2000=0.0% Run status group 0 (all jobs): READ: io=300MiB, aggrb=11,284KiB/s, minb=3,761KiB/s, maxb=3,906KiB/s, mint=26845msec, maxt=27877msec WRITE: io=103MiB, aggrb=4,895KiB/s, minb=1,457KiB/s, maxb=1,779KiB/s, mint=26845msec, maxt=27877msec Disk stats (read/write): sda: ios=4981/1901, merge=1538/376, ticks=477792/293664, in_queue=771456, util=99.49% 2.73user 0.29system 0:28.29elapsed 10%CPU (0avgtext+0avgdata 0maxresident)k 0inputs+0outputs (0major+2393minor)pagefaults 0swaps