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] [12.0% done] [ 10724/ 7959 kb/s] [eta 00m:22s] Threads: 3: [mmm] [16.7% done] [ 12780/ 6868 kb/s] [eta 00m:20s] Threads: 3: [mmm] [20.0% done] [ 13788/ 3398 kb/s] [eta 00m:20s] Threads: 3: [mmm] [25.0% done] [ 13524/ 4867 kb/s] [eta 00m:18s] Threads: 3: [mmm] [28.0% done] [ 6630/ 8902 kb/s] [eta 00m:18s] Threads: 3: [mmm] [30.8% done] [ 11177/ 4013 kb/s] [eta 00m:18s] Threads: 3: [mmm] [34.6% done] [ 13308/ 2359 kb/s] [eta 00m:17s] Threads: 3: [mmm] [37.0% done] [ 9897/ 5226 kb/s] [eta 00m:17s] Threads: 3: [mmm] [40.7% done] [ 6368/ 7735 kb/s] [eta 00m:16s] Threads: 3: [mmm] [42.9% done] [ 9330/ 5257 kb/s] [eta 00m:16s] Threads: 3: [mmm] [46.4% done] [ 10901/ 2953 kb/s] [eta 00m:15s] Threads: 3: [mmm] [48.3% done] [ 7152/ 4395 kb/s] [eta 00m:15s] Threads: 3: [mmm] [51.7% done] [ 6679/ 4923 kb/s] [eta 00m:14s] Threads: 3: [mmm] [53.3% done] [ 7140/ 4233 kb/s] [eta 00m:14s] Threads: 3: [mmm] [56.7% done] [ 11319/ 51 kb/s] [eta 00m:13s] Threads: 3: [mmm] [60.0% done] [ 6963/ 3686 kb/s] [eta 00m:12s] Threads: 3: [mmm] [61.3% done] [ 10086/ 405 kb/s] [eta 00m:12s] Threads: 3: [mmm] [62.5% done] [ 6183/ 3245 kb/s] [eta 00m:12s] Threads: 3: [mmm] [67.7% done] [ 5147/ 4340 kb/s] [eta 00m:10s] Threads: 3: [VVV] [71.0% done] [ 17270/ 39 kb/s] [eta 00m:09s] Threads: 3: [VVV] [74.2% done] [ 19869/ 0 kb/s] [eta 00m:08s] Threads: 3: [VVV] [80.0% done] [ 20239/ 0 kb/s] [eta 00m:06s] Threads: 3: [VVV] [81.2% done] [ 18309/ 0 kb/s] [eta 00m:06s] Threads: 3: [VVV] [84.4% done] [ 16072/ 0 kb/s] [eta 00m:05s] fio: (groupid=0): err= 0: pid=12971 read : io=100MiB, bw=3,830KiB/s, runt= 27377msec slat (msec): min= 0, max= 5723, avg=1085.75, stdev=1820.15 clat (msec): min= 2, max= 859, avg=103.05, stdev=94.84 bw (KiB/s) : min= 97, max= 9161, per=33.53%, avg=3853.09, stdev=2110.85 write: io=28,856KiB, bw=1,360KiB/s, runt= 21726msec slat (msec): min= 0, max= 3, avg= 0.05, stdev= 0.27 clat (msec): min= 0, max= 819, avg=79.26, stdev=107.10 bw (KiB/s) : min= 0, max= 6816, per=45.79%, avg=2149.30, stdev=2242.94 cpu : usr=3.21%, sys=0.26%, ctx=1789 IO depths : 1=0.1%, 2=0.3%, 4=13.0%, 8=86.5%, 16=0.0%, 32=0.0%, >=64=0.0% lat (msec): 2=1.4%, 4=0.8%, 10=4.5%, 20=13.4%, 50=21.2%, 100=22.5% lat (msec): 250=27.9%, 500=7.6%, 750=0.3%, 1000=0.2%, >=2000=0.0% fio: (groupid=0): err= 0: pid=12972 read : io=100MiB, bw=3,854KiB/s, runt= 27207msec slat (msec): min= 0, max= 6426, avg=1300.39, stdev=2083.00 clat (msec): min= 0, max= 501, avg=87.38, stdev=76.80 bw (KiB/s) : min= 63, max= 9990, per=37.46%, avg=4304.67, stdev=2611.24 write: io=36,888KiB, bw=1,834KiB/s, runt= 20595msec slat (msec): min= 0, max= 2, avg= 0.06, stdev= 0.28 clat (msec): min= 0, max= 713, avg=109.17, stdev=99.77 bw (KiB/s) : min= 0, max= 6725, per=59.27%, avg=2782.17, stdev=2292.66 cpu : usr=3.66%, sys=0.24%, ctx=1819 IO depths : 1=0.1%, 2=0.4%, 4=12.9%, 8=86.5%, 16=0.0%, 32=0.0%, >=64=0.0% lat (msec): 2=0.3%, 4=0.5%, 10=3.2%, 20=10.5%, 50=23.0%, 100=28.5% lat (msec): 250=27.6%, 500=5.9%, 750=0.3%, 1000=0.0%, >=2000=0.0% fio: (groupid=0): err= 0: pid=12973 read : io=100MiB, bw=3,855KiB/s, runt= 27195msec slat (msec): min= 0, max= 5739, avg=936.84, stdev=1656.23 clat (msec): min= 3, max= 477, avg=88.03, stdev=76.60 bw (KiB/s) : min= 7, max=11227, per=37.83%, avg=4346.71, stdev=2746.33 write: io=33,860KiB, bw=1,637KiB/s, runt= 21175msec slat (msec): min= 0, max= 2, avg= 0.06, stdev= 0.25 clat (msec): min= 1, max= 901, avg=124.23, stdev=114.17 bw (KiB/s) : min= 0, max= 6255, per=55.72%, avg=2615.52, stdev=2162.89 cpu : usr=3.40%, sys=0.21%, ctx=1820 IO depths : 1=0.1%, 2=0.2%, 4=12.1%, 8=87.6%, 16=0.0%, 32=0.0%, >=64=0.0% lat (msec): 2=0.2%, 4=0.3%, 10=2.6%, 20=9.8%, 50=24.6%, 100=26.7% lat (msec): 250=28.7%, 500=6.6%, 750=0.3%, 1000=0.0%, >=2000=0.0% Run status group 0 (all jobs): READ: io=300MiB, aggrb=11,490KiB/s, minb=3,830KiB/s, maxb=3,855KiB/s, mint=27195msec, maxt=27377msec WRITE: io=99,604KiB, aggrb=4,694KiB/s, minb=1,360KiB/s, maxb=1,834KiB/s, mint=27195msec, maxt=27377msec Disk stats (read/write): sda: ios=5047/1718, merge=1326/323, ticks=484920/222916, in_queue=707836, util=99.49% 2.87user 0.26system 0:27.68elapsed 11%CPU (0avgtext+0avgdata 0maxresident)k 0inputs+0outputs (0major+2385minor)pagefaults 0swaps