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] [12.5% done] [ 11484/ 7825 kb/s] [eta 00m:21s] Threads: 3: [mmm] [17.4% done] [ 14875/ 7853 kb/s] [eta 00m:19s] Threads: 3: [mmm] [21.7% done] [ 9909/ 7557 kb/s] [eta 00m:18s] Threads: 3: [mmm] [26.1% done] [ 7967/ 10153 kb/s] [eta 00m:17s] Threads: 3: [mmm] [29.2% done] [ 12417/ 2949 kb/s] [eta 00m:17s] Threads: 3: [mmm] [32.0% done] [ 10748/ 4777 kb/s] [eta 00m:17s] Threads: 3: [mmm] [36.0% done] [ 11472/ 4505 kb/s] [eta 00m:16s] Threads: 3: [mmm] [40.0% done] [ 15954/ 496 kb/s] [eta 00m:15s] Threads: 3: [mmm] [42.3% done] [ 9227/ 5541 kb/s] [eta 00m:15s] Threads: 3: [mmm] [46.2% done] [ 9830/ 5305 kb/s] [eta 00m:14s] Threads: 3: [mmm] [48.1% done] [ 7227/ 5395 kb/s] [eta 00m:14s] Threads: 3: [mmm] [51.9% done] [ 10224/ 2863 kb/s] [eta 00m:13s] Threads: 3: [mmm] [55.6% done] [ 6841/ 5454 kb/s] [eta 00m:12s] Threads: 3: [mmm] [57.1% done] [ 8140/ 3220 kb/s] [eta 00m:12s] Threads: 3: [mmm] [58.6% done] [ 8168/ 374 kb/s] [eta 00m:12s] Threads: 3: [mmm] [62.1% done] [ 7908/ 66 kb/s] [eta 00m:11s] Threads: 3: [mmm] [63.3% done] [ 4892/ 4013 kb/s] [eta 00m:11s] Threads: 3: [mmm] [64.5% done] [ 5785/ 1272 kb/s] [eta 00m:11s] Threads: 3: [mmm] [65.6% done] [ 4399/ 3257 kb/s] [eta 00m:11s] Threads: 3: [VVV] [68.8% done] [ 7120/ 2225 kb/s] [eta 00m:10s] Threads: 3: [VVV] [71.9% done] [ 14651/ 0 kb/s] [eta 00m:09s] Threads: 3: [VVV] [75.0% done] [ 15927/ 0 kb/s] [eta 00m:08s] Threads: 3: [VVV] [78.1% done] [ 14056/ 0 kb/s] [eta 00m:07s] Threads: 3: [VVV] [81.8% done] [ 16423/ 0 kb/s] [eta 00m:06s] Threads: 1: [__V] [90.3% done] [ 16466/ 0 kb/s] [eta 00m:03s] fio: (groupid=0): err= 0: pid=8775 read : io=100MiB, bw=3,789KiB/s, runt= 27673msec slat (msec): min= 0, max= 5364, avg=822.95, stdev=1561.33 clat (msec): min= 4, max= 611, avg=101.92, stdev=115.88 bw (KiB/s) : min= 163, max=11058, per=37.70%, avg=4163.48, stdev=2657.74 write: io=30,016KiB, bw=1,384KiB/s, runt= 22201msec slat (msec): min= 0, max= 5, avg= 0.08, stdev= 0.46 clat (msec): min= 0, max= 842, avg=112.57, stdev=159.58 bw (KiB/s) : min= 0, max= 8018, per=70.34%, avg=2959.19, stdev=2541.76 cpu : usr=3.21%, sys=0.26%, ctx=1723 IO depths : 1=0.1%, 2=0.3%, 4=12.1%, 8=87.4%, 16=0.0%, 32=0.0%, >=64=0.0% lat (msec): 2=1.5%, 4=0.9%, 10=5.6%, 20=17.2%, 50=35.0%, 100=8.0% lat (msec): 250=12.6%, 500=17.9%, 750=1.1%, 1000=0.0%, >=2000=0.0% fio: (groupid=0): err= 0: pid=8776 read : io=100MiB, bw=3,884KiB/s, runt= 26995msec slat (msec): min= 0, max= 5269, avg=766.47, stdev=1515.51 clat (msec): min= 0, max= 1327, avg=100.34, stdev=123.03 bw (KiB/s) : min= 78, max= 9419, per=37.91%, avg=4187.63, stdev=2622.46 write: io=20,760KiB, bw=967KiB/s, runt= 21974msec slat (msec): min= 0, max= 2, avg= 0.01, stdev= 0.13 clat (msec): min= 0, max= 1074, avg=97.32, stdev=148.33 bw (KiB/s) : min= 0, max= 6897, per=53.35%, avg=2244.53, stdev=2308.12 cpu : usr=3.17%, sys=0.13%, ctx=1749 IO depths : 1=0.1%, 2=0.4%, 4=11.5%, 8=88.0%, 16=0.0%, 32=0.0%, >=64=0.0% lat (msec): 2=2.1%, 4=1.3%, 10=5.5%, 20=18.8%, 50=32.8%, 100=9.0% lat (msec): 250=13.8%, 500=15.3%, 750=1.1%, 1000=0.0%, >=2000=0.1% fio: (groupid=0): err= 0: pid=8777 read : io=100MiB, bw=3,681KiB/s, runt= 28479msec slat (msec): min= 0, max= 6186, avg=1568.74, stdev=2235.63 clat (msec): min= 0, max= 704, avg=89.91, stdev=107.01 bw (KiB/s) : min= 13, max=13781, per=42.05%, avg=4644.24, stdev=3235.58 write: io=40,856KiB, bw=1,876KiB/s, runt= 22299msec slat (msec): min= 0, max= 2, avg= 0.03, stdev= 0.19 clat (msec): min= 0, max= 1118, avg=111.64, stdev=157.00 bw (KiB/s) : min= 0, max= 7982, per=73.86%, avg=3107.14, stdev=2509.84 cpu : usr=3.37%, sys=0.25%, ctx=1772 IO depths : 1=0.2%, 2=0.5%, 4=17.3%, 8=82.0%, 16=0.0%, 32=0.0%, >=64=0.0% lat (msec): 2=1.8%, 4=1.1%, 10=6.0%, 20=18.7%, 50=35.4%, 100=7.6% lat (msec): 250=13.3%, 500=14.7%, 750=1.2%, 1000=0.1%, >=2000=0.0% Run status group 0 (all jobs): READ: io=300MiB, aggrb=11,045KiB/s, minb=3,681KiB/s, maxb=3,884KiB/s, mint=26995msec, maxt=28479msec WRITE: io=91,632KiB, aggrb=4,207KiB/s, minb=967KiB/s, maxb=1,876KiB/s, mint=26995msec, maxt=28479msec Disk stats (read/write): sda: ios=4902/1652, merge=1526/359, ticks=538448/180636, in_queue=719084, util=99.20% 2.75user 0.22system 0:28.88elapsed 10%CPU (0avgtext+0avgdata 0maxresident)k 0inputs+0outputs (0major+2389minor)pagefaults 0swaps