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] [ 23192/ 3408 kb/s] [eta 00m:18s] Threads: 3: [mmm] [21.1% done] [ 9912/ 14332 kb/s] [eta 00m:15s] Threads: 3: [mmm] [25.0% done] [ 12492/ 9364 kb/s] [eta 00m:15s] Threads: 3: [mmm] [30.0% done] [ 13176/ 8640 kb/s] [eta 00m:14s] Threads: 3: [mmm] [35.0% done] [ 10668/ 10096 kb/s] [eta 00m:13s] Threads: 3: [mmm] [38.1% done] [ 13848/ 5172 kb/s] [eta 00m:13s] Threads: 3: [mmm] [42.9% done] [ 18000/ 1204 kb/s] [eta 00m:12s] Threads: 3: [mmm] [47.6% done] [ 12932/ 4916 kb/s] [eta 00m:11s] Threads: 3: [mmm] [52.4% done] [ 9600/ 6608 kb/s] [eta 00m:10s] Threads: 3: [mmm] [54.5% done] [ 7520/ 7472 kb/s] [eta 00m:10s] Threads: 3: [mmm] [56.5% done] [ 11920/ 1804 kb/s] [eta 00m:10s] Threads: 3: [mmm] [60.9% done] [ 7348/ 4288 kb/s] [eta 00m:09s] Threads: 3: [mmm] [62.5% done] [ 8064/ 3572 kb/s] [eta 00m:09s] Threads: 3: [mmm] [64.0% done] [ 9904/ 724 kb/s] [eta 00m:09s] Threads: 3: [VVV] [68.0% done] [ 13036/ 1328 kb/s] [eta 00m:08s] Threads: 3: [VVV] [75.0% done] [ 21732/ 0 kb/s] [eta 00m:06s] Threads: 3: [VVV] [79.2% done] [ 21300/ 0 kb/s] [eta 00m:05s] Threads: 3: [VVV] [83.3% done] [ 22108/ 0 kb/s] [eta 00m:04s] Threads: 2: [VVE] [87.5% done] [ 21192/ 0 kb/s] [eta 00m:03s] fio: (groupid=0): err= 0: pid=27306 read : io=100MiB, bw=4,791KiB/s, runt= 21884msec slat (msec): min= 0, max= 5356, avg=898.88, stdev=1570.68 clat (msec): min= 1, max= 577, avg=76.76, stdev=73.84 bw (KiB/s) : min= 55, max=15045, per=37.62%, avg=5382.77, stdev=3315.89 write: io=31,836KiB, bw=1,942KiB/s, runt= 16779msec slat (msec): min= 0, max= 3, avg= 0.04, stdev= 0.23 clat (msec): min= 0, max= 553, avg=90.11, stdev=88.66 bw (KiB/s) : min= 0, max= 9216, per=46.57%, avg=3008.83, stdev=2825.87 cpu : usr=4.24%, sys=0.31%, ctx=1757 IO depths : 1=0.1%, 2=0.2%, 4=11.9%, 8=87.7%, 16=0.0%, 32=0.0%, >=64=0.0% lat (msec): 2=0.4%, 4=0.2%, 10=3.4%, 20=12.8%, 50=28.4%, 100=27.9% lat (msec): 250=22.0%, 500=4.4%, 750=0.3%, 1000=0.0%, >=2000=0.0% fio: (groupid=0): err= 0: pid=27307 read : io=100MiB, bw=4,770KiB/s, runt= 21982msec slat (msec): min= 0, max= 6388, avg=1429.38, stdev=2119.09 clat (msec): min= 1, max= 575, avg=69.87, stdev=67.44 bw (KiB/s) : min= 38, max=13645, per=38.69%, avg=5536.89, stdev=3577.40 write: io=41,984KiB, bw=2,750KiB/s, runt= 15631msec slat (msec): min= 0, max= 9, avg= 0.14, stdev= 0.68 clat (msec): min= 0, max= 684, avg=89.99, stdev=103.08 bw (KiB/s) : min= 0, max=10742, per=61.51%, avg=3973.95, stdev=3366.65 cpu : usr=4.64%, sys=0.25%, ctx=1742 IO depths : 1=0.1%, 2=0.4%, 4=14.7%, 8=84.8%, 16=0.0%, 32=0.0%, >=64=0.0% lat (msec): 2=1.8%, 4=0.8%, 10=4.0%, 20=12.3%, 50=30.3%, 100=26.9% lat (msec): 250=19.6%, 500=3.7%, 750=0.5%, 1000=0.0%, >=2000=0.0% fio: (groupid=0): err= 0: pid=27308 read : io=100MiB, bw=4,911KiB/s, runt= 21348msec slat (msec): min= 0, max= 4444, avg=598.50, stdev=1191.15 clat (msec): min= 2, max= 690, avg=77.86, stdev=72.62 bw (KiB/s) : min= 251, max=10752, per=35.04%, avg=5014.32, stdev=2948.59 write: io=32,828KiB, bw=1,988KiB/s, runt= 16901msec slat (msec): min= 0, max= 2, avg= 0.07, stdev= 0.28 clat (msec): min= 0, max= 813, avg=92.14, stdev=117.61 bw (KiB/s) : min= 0, max= 9172, per=54.30%, avg=3508.47, stdev=3119.07 cpu : usr=3.78%, sys=0.26%, ctx=1773 IO depths : 1=0.1%, 2=0.2%, 4=10.2%, 8=89.5%, 16=0.0%, 32=0.0%, >=64=0.0% lat (msec): 2=1.5%, 4=0.5%, 10=2.7%, 20=12.5%, 50=27.9%, 100=28.1% lat (msec): 250=22.1%, 500=4.0%, 750=0.5%, 1000=0.0%, >=2000=0.0% Run status group 0 (all jobs): READ: io=300MiB, aggrb=14,310KiB/s, minb=4,770KiB/s, maxb=4,911KiB/s, mint=21348msec, maxt=21982msec WRITE: io=104MiB, aggrb=6,461KiB/s, minb=1,942KiB/s, maxb=2,750KiB/s, mint=21348msec, maxt=21982msec Disk stats (read/write): sda: ios=4521/1551, merge=1224/407, ticks=336016/152084, in_queue=488096, util=99.31% 2.83user 0.21system 0:22.24elapsed 13%CPU (0avgtext+0avgdata 0maxresident)k 0inputs+0outputs (0major+2381minor)pagefaults 0swaps