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] [ 16537/ 2594 kb/s] [eta 00m:24s] Threads: 3: [mmm] [15.4% done] [ 20065/ 158 kb/s] [eta 00m:22s] Threads: 3: [mmm] [19.2% done] [ 16253/ 666 kb/s] [eta 00m:21s] Threads: 3: [mmm] [23.1% done] [ 12316/ 3632 kb/s] [eta 00m:20s] Threads: 3: [mmm] [26.9% done] [ 9614/ 8224 kb/s] [eta 00m:19s] Threads: 3: [mmm] [28.6% done] [ 6083/ 8057 kb/s] [eta 00m:20s] Threads: 3: [mmm] [31.0% done] [ 11585/ 4380 kb/s] [eta 00m:20s] Threads: 3: [mmm] [34.5% done] [ 8951/ 5660 kb/s] [eta 00m:19s] Threads: 3: [mmm] [37.9% done] [ 11203/ 4803 kb/s] [eta 00m:18s] Threads: 3: [mmm] [42.9% done] [ 4360/ 8484 kb/s] [eta 00m:16s] Threads: 3: [mmm] [44.8% done] [ 3035/ 11394 kb/s] [eta 00m:16s] Threads: 3: [mmm] [48.3% done] [ 5351/ 6656 kb/s] [eta 00m:15s] Threads: 3: [mmm] [51.7% done] [ 6420/ 5790 kb/s] [eta 00m:14s] Threads: 3: [mmm] [53.3% done] [ 9841/ 3019 kb/s] [eta 00m:14s] Threads: 3: [mmm] [56.7% done] [ 6737/ 3807 kb/s] [eta 00m:13s] Threads: 3: [mmm] [58.1% done] [ 7834/ 1531 kb/s] [eta 00m:13s] Threads: 3: [mmm] [59.4% done] [ 7379/ 820 kb/s] [eta 00m:13s] Threads: 3: [mmm] [60.6% done] [ 4238/ 4595 kb/s] [eta 00m:13s] Threads: 3: [mmm] [63.6% done] [ 5924/ 2685 kb/s] [eta 00m:12s] Threads: 3: [mmm] [64.7% done] [ 3332/ 3563 kb/s] [eta 00m:12s] Threads: 3: [mVV] [67.6% done] [ 8326/ 1145 kb/s] [eta 00m:11s] Threads: 3: [VVV] [68.6% done] [ 15640/ 0 kb/s] [eta 00m:11s] Threads: 3: [VVV] [71.4% done] [ 14096/ 0 kb/s] [eta 00m:10s] Threads: 3: [VVV] [76.5% done] [ 15294/ 0 kb/s] [eta 00m:08s] Threads: 3: [VVV] [79.4% done] [ 15043/ 0 kb/s] [eta 00m:07s] Threads: 2: [VV_] [82.4% done] [ 13177/ 0 kb/s] [eta 00m:06s] Threads: 1: [_V_] [90.6% done] [ 15083/ 0 kb/s] [eta 00m:03s] fio: (groupid=0): err= 0: pid=5542 read : io=100MiB, bw=3,612KiB/s, runt= 29030msec slat (msec): min= 0, max= 6285, avg=1003.31, stdev=1720.16 clat (msec): min= 1, max= 899, avg=102.53, stdev=129.04 bw (KiB/s) : min= 7, max=10003, per=37.57%, avg=4033.26, stdev=2669.74 write: io=29,668KiB, bw=1,285KiB/s, runt= 23624msec slat (msec): min= 0, max= 2, avg= 0.07, stdev= 0.30 clat (msec): min= 0, max= 997, avg=107.07, stdev=159.62 bw (KiB/s) : min= 0, max= 7539, per=62.59%, avg=2546.78, stdev=2171.02 cpu : usr=2.77%, sys=0.18%, ctx=1782 IO depths : 1=0.1%, 2=0.4%, 4=14.5%, 8=84.9%, 16=0.0%, 32=0.0%, >=64=0.0% lat (msec): 2=1.8%, 4=1.0%, 10=6.1%, 20=17.9%, 50=34.5%, 100=7.7% lat (msec): 250=13.9%, 500=15.1%, 750=1.4%, 1000=0.5%, >=2000=0.0% fio: (groupid=0): err= 0: pid=5543 read : io=100MiB, bw=3,578KiB/s, runt= 29300msec slat (msec): min= 0, max= 7163, avg=1962.93, stdev=2599.78 clat (msec): min= 0, max= 550, avg=86.88, stdev=103.40 bw (KiB/s) : min= 60, max=10469, per=40.23%, avg=4318.70, stdev=2565.98 write: io=38,996KiB, bw=1,803KiB/s, runt= 22137msec slat (msec): min= 0, max= 5, avg= 0.07, stdev= 0.45 clat (msec): min= 0, max= 871, avg=98.93, stdev=143.38 bw (KiB/s) : min= 0, max= 8320, per=67.14%, avg=2732.12, stdev=2508.60 cpu : usr=2.99%, sys=0.18%, ctx=1894 IO depths : 1=0.1%, 2=0.5%, 4=17.3%, 8=82.1%, 16=0.0%, 32=0.0%, >=64=0.0% lat (msec): 2=2.9%, 4=1.4%, 10=6.6%, 20=19.6%, 50=32.2%, 100=7.7% lat (msec): 250=16.3%, 500=12.1%, 750=1.0%, 1000=0.1%, >=2000=0.0% fio: (groupid=0): err= 0: pid=5544 read : io=100MiB, bw=3,782KiB/s, runt= 27719msec slat (msec): min= 0, max= 5509, avg=913.00, stdev=1659.44 clat (msec): min= 1, max= 639, avg=93.03, stdev=106.53 bw (KiB/s) : min= 45, max=10615, per=39.51%, avg=4241.90, stdev=2451.36 write: io=25,224KiB, bw=1,155KiB/s, runt= 22360msec slat (msec): min= 0, max= 136, avg= 0.35, stdev= 6.12 clat (msec): min= 0, max= 830, avg=102.62, stdev=139.85 bw (KiB/s) : min= 0, max= 6294, per=56.75%, avg=2309.33, stdev=2041.00 cpu : usr=3.23%, sys=0.23%, ctx=1896 IO depths : 1=0.1%, 2=0.5%, 4=12.0%, 8=87.4%, 16=0.0%, 32=0.0%, >=64=0.0% lat (msec): 2=1.3%, 4=1.2%, 10=6.8%, 20=18.0%, 50=32.7%, 100=8.6% lat (msec): 250=17.8%, 500=12.5%, 750=0.8%, 1000=0.0%, >=2000=0.0% Run status group 0 (all jobs): READ: io=300MiB, aggrb=10,736KiB/s, minb=3,578KiB/s, maxb=3,782KiB/s, mint=27719msec, maxt=29300msec WRITE: io=93,888KiB, aggrb=4,069KiB/s, minb=1,155KiB/s, maxb=1,803KiB/s, mint=27719msec, maxt=29300msec Disk stats (read/write): sda: ios=5045/1921, merge=1665/303, ticks=515944/196776, in_queue=712720, util=99.37% 2.67user 0.23system 0:29.58elapsed 9%CPU (0avgtext+0avgdata 0maxresident)k 0inputs+0outputs (0major+2405minor)pagefaults 0swaps