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] [10.7% done] [ 8112/ 10240 kb/s] [eta 00m:25s] Threads: 3: [mmm] [14.8% done] [ 8568/ 11456 kb/s] [eta 00m:23s] Threads: 3: [mmm] [18.5% done] [ 11316/ 6108 kb/s] [eta 00m:22s] Threads: 3: [mmm] [21.4% done] [ 12268/ 5076 kb/s] [eta 00m:22s] Threads: 3: [mmm] [25.9% done] [ 15760/ 1140 kb/s] [eta 00m:20s] Threads: 3: [mmm] [28.6% done] [ 6248/ 8824 kb/s] [eta 00m:20s] Threads: 3: [mmm] [32.1% done] [ 10056/ 5820 kb/s] [eta 00m:19s] Threads: 3: [mmm] [35.7% done] [ 12680/ 2072 kb/s] [eta 00m:18s] Threads: 3: [mmm] [39.3% done] [ 13740/ 828 kb/s] [eta 00m:17s] Threads: 3: [mmm] [42.9% done] [ 5024/ 9008 kb/s] [eta 00m:16s] Threads: 3: [mmm] [44.8% done] [ 4876/ 8296 kb/s] [eta 00m:16s] Threads: 3: [mmm] [48.3% done] [ 9280/ 3528 kb/s] [eta 00m:15s] Threads: 3: [mmm] [51.7% done] [ 6496/ 4692 kb/s] [eta 00m:14s] Threads: 3: [mmm] [55.2% done] [ 7204/ 4048 kb/s] [eta 00m:13s] Threads: 3: [mmm] [56.7% done] [ 6278/ 5669 kb/s] [eta 00m:13s] Threads: 3: [mmm] [60.0% done] [ 9656/ 2704 kb/s] [eta 00m:12s] Threads: 3: [mmm] [61.3% done] [ 5032/ 4248 kb/s] [eta 00m:12s] Threads: 3: [mmm] [64.5% done] [ 4476/ 4680 kb/s] [eta 00m:11s] Threads: 3: [mmm] [67.7% done] [ 8976/ 572 kb/s] [eta 00m:10s] Threads: 3: [VVV] [68.8% done] [ 13376/ 1364 kb/s] [eta 00m:10s] Threads: 3: [VVV] [74.2% done] [ 20724/ 0 kb/s] [eta 00m:08s] Threads: 3: [VVV] [77.4% done] [ 19388/ 0 kb/s] [eta 00m:07s] Threads: 3: [VVV] [80.6% done] [ 19488/ 0 kb/s] [eta 00m:06s] Threads: 3: [VVV] [86.7% done] [ 19532/ 0 kb/s] [eta 00m:04s] Threads: 2: [V_V] [90.0% done] [ 18672/ 0 kb/s] [eta 00m:03s] fio: (groupid=0): err= 0: pid=12532 read : io=100MiB, bw=3,788KiB/s, runt= 27677msec slat (msec): min= 0, max= 6538, avg=1368.46, stdev=2004.79 clat (msec): min= 0, max= 827, avg=86.41, stdev=90.70 bw (KiB/s) : min= 8, max= 9196, per=38.24%, avg=4308.42, stdev=2817.61 write: io=40,240KiB, bw=1,948KiB/s, runt= 21143msec slat (msec): min= 0, max= 15, avg= 0.17, stdev= 1.13 clat (msec): min= 0, max= 1112, avg=124.90, stdev=149.72 bw (KiB/s) : min= 0, max= 7176, per=48.56%, avg=2732.65, stdev=2080.24 cpu : usr=3.50%, sys=0.30%, ctx=1753 IO depths : 1=0.2%, 2=0.3%, 4=15.2%, 8=84.4%, 16=0.0%, 32=0.0%, >=64=0.0% lat (msec): 2=0.3%, 4=0.6%, 10=4.4%, 20=14.3%, 50=25.4%, 100=20.5% lat (msec): 250=26.2%, 500=6.7%, 750=1.1%, 1000=0.4%, >=2000=0.0% fio: (groupid=0): err= 0: pid=12533 read : io=100MiB, bw=3,873KiB/s, runt= 27071msec slat (msec): min= 0, max= 7488, avg=1743.86, stdev=2579.00 clat (msec): min= 1, max= 485, avg=83.72, stdev=72.82 bw (KiB/s) : min= 27, max=11086, per=40.22%, avg=4532.21, stdev=2742.23 write: io=37,488KiB, bw=1,927KiB/s, runt= 19913msec slat (msec): min= 0, max= 3, avg= 0.03, stdev= 0.21 clat (msec): min= 0, max= 878, avg=108.37, stdev=118.42 bw (KiB/s) : min= 0, max=12239, per=54.43%, avg=3062.96, stdev=2734.43 cpu : usr=3.52%, sys=0.35%, ctx=1846 IO depths : 1=0.1%, 2=0.2%, 4=13.4%, 8=86.3%, 16=0.0%, 32=0.0%, >=64=0.0% lat (msec): 2=2.0%, 4=0.4%, 10=3.7%, 20=11.3%, 50=22.7%, 100=25.5% lat (msec): 250=27.8%, 500=6.1%, 750=0.3%, 1000=0.1%, >=2000=0.0% fio: (groupid=0): err= 0: pid=12534 read : io=100MiB, bw=3,756KiB/s, runt= 27917msec slat (msec): min= 0, max= 6477, avg=1486.14, stdev=2198.78 clat (msec): min= 0, max= 829, avg=90.95, stdev=88.37 bw (KiB/s) : min= 7, max=11317, per=34.87%, avg=3929.42, stdev=2638.90 write: io=40,600KiB, bw=1,930KiB/s, runt= 21531msec slat (msec): min= 0, max= 8, avg= 0.10, stdev= 0.58 clat (msec): min= 0, max= 979, avg=100.71, stdev=114.62 bw (KiB/s) : min= 0, max=12304, per=47.41%, avg=2668.00, stdev=2776.87 cpu : usr=3.05%, sys=0.26%, ctx=1919 IO depths : 1=0.2%, 2=0.3%, 4=13.4%, 8=86.1%, 16=0.0%, 32=0.0%, >=64=0.0% lat (msec): 2=1.7%, 4=0.8%, 10=4.2%, 20=12.6%, 50=22.0%, 100=23.6% lat (msec): 250=28.2%, 500=6.4%, 750=0.2%, 1000=0.2%, >=2000=0.0% Run status group 0 (all jobs): READ: io=300MiB, aggrb=11,268KiB/s, minb=3,756KiB/s, maxb=3,873KiB/s, mint=27071msec, maxt=27917msec WRITE: io=116MiB, aggrb=5,627KiB/s, minb=1,927KiB/s, maxb=1,948KiB/s, mint=27071msec, maxt=27917msec Disk stats (read/write): sda: ios=4903/2014, merge=1431/317, ticks=453944/342556, in_queue=796504, util=99.44% 2.82user 0.28system 0:28.21elapsed 10%CPU (0avgtext+0avgdata 0maxresident)k 0inputs+0outputs (0major+2386minor)pagefaults 0swaps