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] [14.3% done] [ 7736/ 18241 kb/s] [eta 00m:18s] Threads: 3: [mmm] [19.0% done] [ 15530/ 8196 kb/s] [eta 00m:17s] Threads: 3: [mmm] [23.8% done] [ 11950/ 10333 kb/s] [eta 00m:16s] Threads: 3: [mmm] [28.6% done] [ 14700/ 7118 kb/s] [eta 00m:15s] Threads: 3: [mmm] [33.3% done] [ 13988/ 6768 kb/s] [eta 00m:14s] Threads: 3: [mmm] [38.1% done] [ 14701/ 4945 kb/s] [eta 00m:13s] Threads: 3: [mmm] [42.9% done] [ 8740/ 9321 kb/s] [eta 00m:12s] Threads: 3: [mmm] [45.5% done] [ 10630/ 5762 kb/s] [eta 00m:12s] Threads: 3: [mmm] [50.0% done] [ 8439/ 7094 kb/s] [eta 00m:11s] Threads: 3: [mmm] [52.2% done] [ 8476/ 6054 kb/s] [eta 00m:11s] Threads: 3: [mmm] [56.5% done] [ 6513/ 7489 kb/s] [eta 00m:10s] Threads: 3: [mmm] [58.3% done] [ 8427/ 4295 kb/s] [eta 00m:10s] Threads: 3: [mmm] [60.0% done] [ 6972/ 4477 kb/s] [eta 00m:10s] Threads: 3: [mmm] [61.5% done] [ 8106/ 2629 kb/s] [eta 00m:10s] Threads: 3: [mmm] [68.0% done] [ 10776/ 1007 kb/s] [eta 00m:08s] Threads: 3: [VVV] [72.0% done] [ 21028/ 203 kb/s] [eta 00m:07s] Threads: 3: [VVV] [76.0% done] [ 24283/ 0 kb/s] [eta 00m:06s] Threads: 3: [VVV] [83.3% done] [ 22645/ 0 kb/s] [eta 00m:04s] Threads: 3: [VVV] [87.5% done] [ 22044/ 0 kb/s] [eta 00m:03s] Threads: 2: [_VV] [91.7% done] [ 22775/ 0 kb/s] [eta 00m:02s] fio: (groupid=0): err= 0: pid=23063 read : io=100MiB, bw=4,906KiB/s, runt= 21373msec slat (msec): min= 0, max= 4162, avg=507.32, stdev=1074.47 clat (msec): min= 3, max= 548, avg=74.73, stdev=68.84 bw (KiB/s) : min= 107, max=10783, per=36.92%, avg=5069.94, stdev=2647.92 write: io=32,692KiB, bw=1,948KiB/s, runt= 17177msec slat (msec): min= 0, max= 3, avg= 0.08, stdev= 0.32 clat (msec): min= 0, max= 808, avg=108.89, stdev=129.79 bw (KiB/s) : min= 0, max= 8134, per=47.24%, avg=3587.65, stdev=3074.56 cpu : usr=4.44%, sys=0.30%, ctx=1791 IO depths : 1=0.1%, 2=0.2%, 4=9.6%, 8=90.1%, 16=0.0%, 32=0.0%, >=64=0.0% lat (msec): 2=1.4%, 4=0.3%, 10=3.4%, 20=12.6%, 50=26.1%, 100=30.4% lat (msec): 250=20.3%, 500=4.8%, 750=0.3%, 1000=0.2%, >=2000=0.0% fio: (groupid=0): err= 0: pid=23064 read : io=100MiB, bw=4,666KiB/s, runt= 22470msec slat (msec): min= 0, max= 6533, avg=1640.46, stdev=2216.72 clat (msec): min= 0, max= 411, avg=67.25, stdev=65.96 bw (KiB/s) : min= 40, max=13827, per=39.55%, avg=5432.11, stdev=3922.11 write: io=46,588KiB, bw=2,991KiB/s, runt= 15949msec slat (msec): min= 0, max= 14, avg= 0.13, stdev= 0.85 clat (msec): min= 0, max= 827, avg=88.18, stdev=103.05 bw (KiB/s) : min= 0, max=11225, per=51.37%, avg=3901.83, stdev=2928.91 cpu : usr=4.50%, sys=0.50%, ctx=1806 IO depths : 1=0.1%, 2=0.3%, 4=16.2%, 8=83.4%, 16=0.0%, 32=0.0%, >=64=0.0% lat (msec): 2=2.5%, 4=0.8%, 10=4.3%, 20=14.2%, 50=27.8%, 100=28.6% lat (msec): 250=17.3%, 500=4.0%, 750=0.4%, 1000=0.0%, >=2000=0.0% fio: (groupid=0): err= 0: pid=23065 read : io=100MiB, bw=4,578KiB/s, runt= 22904msec slat (msec): min= 0, max= 6318, avg=1853.54, stdev=2255.41 clat (msec): min= 0, max= 600, avg=66.81, stdev=71.79 bw (KiB/s) : min= 30, max=11815, per=34.88%, avg=4790.61, stdev=3298.80 write: io=48,136KiB, bw=2,896KiB/s, runt= 17017msec slat (msec): min= 0, max= 2, avg= 0.04, stdev= 0.24 clat (msec): min= 0, max= 833, avg=88.05, stdev=109.02 bw (KiB/s) : min= 0, max=15080, per=43.41%, avg=3297.15, stdev=3273.50 cpu : usr=4.77%, sys=0.33%, ctx=1868 IO depths : 1=0.2%, 2=0.5%, 4=15.4%, 8=84.0%, 16=0.0%, 32=0.0%, >=64=0.0% lat (msec): 2=2.6%, 4=0.7%, 10=6.6%, 20=16.4%, 50=26.7%, 100=23.8% lat (msec): 250=18.3%, 500=4.2%, 750=0.5%, 1000=0.1%, >=2000=0.0% Run status group 0 (all jobs): READ: io=300MiB, aggrb=13,734KiB/s, minb=4,578KiB/s, maxb=4,906KiB/s, mint=21373msec, maxt=22904msec WRITE: io=124MiB, aggrb=7,595KiB/s, minb=1,948KiB/s, maxb=2,991KiB/s, mint=21373msec, maxt=22904msec Disk stats (read/write): sda: ios=4461/1890, merge=1506/379, ticks=306044/309608, in_queue=615640, util=99.40% 3.11user 0.27system 0:23.15elapsed 14%CPU (0avgtext+0avgdata 0maxresident)k 0inputs+0outputs (0major+2398minor)pagefaults 0swaps