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] [11.5% done] [ 8806/ 10090 kb/s] [eta 00m:23s] Threads: 3: [mmm] [17.4% done] [ 12224/ 8648 kb/s] [eta 00m:19s] Threads: 3: [mmm] [20.8% done] [ 16928/ 940 kb/s] [eta 00m:19s] Threads: 3: [mmm] [25.0% done] [ 11408/ 6320 kb/s] [eta 00m:18s] Threads: 3: [mmm] [28.0% done] [ 8636/ 5864 kb/s] [eta 00m:18s] Threads: 3: [mmm] [30.8% done] [ 13936/ 2644 kb/s] [eta 00m:18s] Threads: 3: [mmm] [36.0% done] [ 13648/ 3336 kb/s] [eta 00m:16s] Threads: 3: [mmm] [38.5% done] [ 13200/ 3224 kb/s] [eta 00m:16s] Threads: 3: [mmm] [42.3% done] [ 9288/ 6812 kb/s] [eta 00m:15s] Threads: 3: [mmm] [46.2% done] [ 9264/ 4000 kb/s] [eta 00m:14s] Threads: 3: [mmm] [48.1% done] [ 9440/ 3660 kb/s] [eta 00m:14s] Threads: 3: [mmm] [51.9% done] [ 9352/ 4052 kb/s] [eta 00m:13s] Threads: 3: [mmm] [53.6% done] [ 11655/ 1541 kb/s] [eta 00m:13s] Threads: 3: [mmm] [57.1% done] [ 7232/ 3816 kb/s] [eta 00m:12s] Threads: 3: [mmm] [58.6% done] [ 7132/ 3764 kb/s] [eta 00m:12s] Threads: 3: [mmm] [62.1% done] [ 4416/ 5772 kb/s] [eta 00m:11s] Threads: 3: [mmm] [63.3% done] [ 4436/ 4720 kb/s] [eta 00m:11s] Threads: 3: [mmm] [64.5% done] [ 6212/ 1516 kb/s] [eta 00m:11s] Threads: 3: [mmV] [67.7% done] [ 2628/ 4588 kb/s] [eta 00m:10s] Threads: 3: [VmV] [66.7% done] [ 11596/ 2788 kb/s] [eta 00m:11s] Threads: 3: [VVV] [69.7% done] [ 15640/ 0 kb/s] [eta 00m:10s] Threads: 3: [VVV] [72.7% done] [ 16584/ 0 kb/s] [eta 00m:09s] Threads: 3: [VVV] [78.1% done] [ 16080/ 0 kb/s] [eta 00m:07s] Threads: 3: [VVV] [81.2% done] [ 15380/ 0 kb/s] [eta 00m:06s] Threads: 3: [VVV] [84.4% done] [ 13172/ 0 kb/s] [eta 00m:05s] fio: (groupid=0): err= 0: pid=14494 read : io=100MiB, bw=3,736KiB/s, runt= 28062msec slat (msec): min= 0, max= 6119, avg=1214.24, stdev=1860.44 clat (msec): min= 0, max= 936, avg=95.14, stdev=119.12 bw (KiB/s) : min= 104, max=12132, per=38.62%, avg=4286.25, stdev=2965.05 write: io=31,964KiB, bw=1,490KiB/s, runt= 21956msec slat (msec): min= 0, max= 3, avg= 0.04, stdev= 0.25 clat (msec): min= 0, max= 847, avg=108.64, stdev=163.24 bw (KiB/s) : min= 0, max= 8037, per=49.76%, avg=2274.38, stdev=2188.79 cpu : usr=3.06%, sys=0.16%, ctx=1662 IO depths : 1=0.2%, 2=0.8%, 4=18.4%, 8=80.5%, 16=0.0%, 32=0.0%, >=64=0.0% lat (msec): 2=3.0%, 4=1.1%, 10=6.4%, 20=19.0%, 50=33.9%, 100=6.2% lat (msec): 250=14.2%, 500=14.4%, 750=1.2%, 1000=0.5%, >=2000=0.0% fio: (groupid=0): err= 0: pid=14495 read : io=100MiB, bw=3,699KiB/s, runt= 28340msec slat (msec): min= 0, max= 6535, avg=1264.38, stdev=2034.87 clat (msec): min= 0, max= 628, avg=100.50, stdev=111.24 bw (KiB/s) : min= 124, max= 8129, per=36.83%, avg=4087.69, stdev=2389.33 write: io=28,880KiB, bw=1,339KiB/s, runt= 22077msec slat (msec): min= 0, max= 65, avg= 0.22, stdev= 2.85 clat (msec): min= 0, max= 830, avg=110.87, stdev=156.45 bw (KiB/s) : min= 0, max= 5499, per=44.34%, avg=2027.00, stdev=1802.32 cpu : usr=3.03%, sys=0.30%, ctx=1678 IO depths : 1=0.2%, 2=0.6%, 4=14.8%, 8=84.4%, 16=0.0%, 32=0.0%, >=64=0.0% lat (msec): 2=2.3%, 4=1.4%, 10=4.6%, 20=18.0%, 50=31.8%, 100=9.7% lat (msec): 250=13.7%, 500=17.2%, 750=1.0%, 1000=0.1%, >=2000=0.0% fio: (groupid=0): err= 0: pid=14496 read : io=100MiB, bw=3,712KiB/s, runt= 28245msec slat (msec): min= 0, max= 7227, avg=1395.10, stdev=2237.22 clat (msec): min= 0, max= 673, avg=89.69, stdev=102.53 bw (KiB/s) : min= 21, max= 9484, per=38.59%, avg=4282.71, stdev=2462.63 write: io=37,712KiB, bw=1,835KiB/s, runt= 21044msec slat (msec): min= 0, max= 89, avg= 0.36, stdev= 4.78 clat (msec): min= 0, max= 875, avg=113.68, stdev=152.65 bw (KiB/s) : min= 0, max= 8824, per=58.99%, avg=2696.54, stdev=2457.88 cpu : usr=3.17%, sys=0.30%, ctx=1833 IO depths : 1=0.1%, 2=0.7%, 4=15.6%, 8=83.6%, 16=0.0%, 32=0.0%, >=64=0.0% lat (msec): 2=2.2%, 4=1.3%, 10=5.8%, 20=18.3%, 50=31.8%, 100=9.2% lat (msec): 250=17.9%, 500=12.3%, 750=0.9%, 1000=0.1%, >=2000=0.0% Run status group 0 (all jobs): READ: io=300MiB, aggrb=11,099KiB/s, minb=3,699KiB/s, maxb=3,736KiB/s, mint=28062msec, maxt=28340msec WRITE: io=98,556KiB, aggrb=4,571KiB/s, minb=1,339KiB/s, maxb=1,835KiB/s, mint=28062msec, maxt=28340msec Disk stats (read/write): sda: ios=4737/1890, merge=1714/470, ticks=479532/230820, in_queue=710356, util=99.07% 2.66user 0.28system 0:28.87elapsed 10%CPU (0avgtext+0avgdata 0maxresident)k 0inputs+0outputs (0major+2395minor)pagefaults 0swaps