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] [11.5% done] [ 11352/ 7268 kb/s] [eta 00m:23s] Threads: 3: [mmm] [15.4% done] [ 17364/ 2344 kb/s] [eta 00m:22s] Threads: 3: [mmm] [20.0% done] [ 14304/ 3644 kb/s] [eta 00m:20s] Threads: 3: [mmm] [24.0% done] [ 12760/ 5168 kb/s] [eta 00m:19s] Threads: 3: [mmm] [26.9% done] [ 11076/ 3612 kb/s] [eta 00m:19s] Threads: 3: [mmm] [29.6% done] [ 6028/ 9620 kb/s] [eta 00m:19s] Threads: 3: [mmm] [32.1% done] [ 14260/ 796 kb/s] [eta 00m:19s] Threads: 3: [mmm] [35.7% done] [ 12568/ 2796 kb/s] [eta 00m:18s] Threads: 3: [mmm] [39.3% done] [ 7180/ 7924 kb/s] [eta 00m:17s] Threads: 3: [mmm] [41.4% done] [ 10576/ 4124 kb/s] [eta 00m:17s] Threads: 3: [mmm] [43.3% done] [ 10944/ 2056 kb/s] [eta 00m:17s] Threads: 3: [mmm] [46.7% done] [ 9672/ 3412 kb/s] [eta 00m:16s] Threads: 3: [mmm] [50.0% done] [ 6600/ 5820 kb/s] [eta 00m:15s] Threads: 3: [mmm] [53.3% done] [ 5392/ 7140 kb/s] [eta 00m:14s] Threads: 3: [mmm] [54.8% done] [ 7038/ 2886 kb/s] [eta 00m:14s] Threads: 3: [mmm] [56.2% done] [ 9064/ 620 kb/s] [eta 00m:14s] Threads: 3: [mmm] [59.4% done] [ 6704/ 3596 kb/s] [eta 00m:13s] Threads: 3: [mmm] [60.6% done] [ 6888/ 2188 kb/s] [eta 00m:13s] Threads: 3: [mVm] [61.8% done] [ 11840/ 208 kb/s] [eta 00m:13s] Threads: 3: [mVm] [62.9% done] [ 14204/ 0 kb/s] [eta 00m:13s] Threads: 3: [mVm] [65.7% done] [ 15096/ 844 kb/s] [eta 00m:12s] Threads: 2: [V_V] [68.6% done] [ 14920/ 228 kb/s] [eta 00m:11s] Threads: 2: [V_V] [71.4% done] [ 17604/ 0 kb/s] [eta 00m:10s] Threads: 1: [V__] [81.2% done] [ 18364/ 0 kb/s] [eta 00m:06s] fio: (groupid=0): err= 0: pid=23569 read : io=100MiB, bw=3,927KiB/s, runt= 26698msec slat (msec): min= 0, max= 2602, avg=332.77, stdev=762.06 clat (msec): min= 1, max= 867, avg=102.04, stdev=97.97 bw (KiB/s) : min= 30, max=17481, per=32.12%, avg=3784.15, stdev=2793.87 write: io=24,704KiB, bw=1,050KiB/s, runt= 24080msec slat (msec): min= 0, max= 3, avg= 0.06, stdev= 0.27 clat (msec): min= 0, max= 1014, avg=139.29, stdev=147.35 bw (KiB/s) : min= 0, max= 6556, per=60.33%, avg=2118.89, stdev=2049.72 cpu : usr=3.40%, sys=0.31%, ctx=1756 IO depths : 1=0.2%, 2=0.3%, 4=7.1%, 8=92.5%, 16=0.0%, 32=0.0%, >=64=0.0% lat (msec): 2=1.2%, 4=0.2%, 10=3.8%, 20=9.3%, 50=18.5%, 100=23.2% lat (msec): 250=37.2%, 500=5.5%, 750=0.4%, 1000=0.6%, >=2000=0.1% fio: (groupid=0): err= 0: pid=23570 read : io=100MiB, bw=4,401KiB/s, runt= 23823msec slat (msec): min= 0, max= 3076, avg=583.91, stdev=936.85 clat (msec): min= 1, max= 518, avg=72.14, stdev=63.15 bw (KiB/s) : min= 74, max=15258, per=43.66%, avg=5143.82, stdev=4019.99 write: io=36,072KiB, bw=1,775KiB/s, runt= 20806msec slat (msec): min= 0, max= 2, avg= 0.05, stdev= 0.26 clat (msec): min= 1, max= 974, avg=110.41, stdev=113.98 bw (KiB/s) : min= 0, max= 5891, per=77.16%, avg=2710.00, stdev=1910.93 cpu : usr=3.85%, sys=0.27%, ctx=1838 IO depths : 1=0.1%, 2=0.2%, 4=14.2%, 8=85.5%, 16=0.0%, 32=0.0%, >=64=0.0% lat (msec): 2=0.2%, 4=0.6%, 10=4.2%, 20=12.1%, 50=25.2%, 100=29.2% lat (msec): 250=24.6%, 500=3.3%, 750=0.4%, 1000=0.1%, >=2000=0.0% fio: (groupid=0): err= 0: pid=23571 read : io=100MiB, bw=4,008KiB/s, runt= 26158msec slat (msec): min= 0, max= 4499, avg=830.02, stdev=1472.06 clat (msec): min= 2, max= 845, avg=84.00, stdev=78.08 bw (KiB/s) : min= 21, max=13815, per=38.92%, avg=4586.10, stdev=3314.09 write: io=21,812KiB, bw=1,029KiB/s, runt= 21685msec slat (msec): min= 0, max= 2, avg= 0.06, stdev= 0.28 clat (msec): min= 0, max= 944, avg=107.22, stdev=97.28 bw (KiB/s) : min= 0, max= 5623, per=58.77%, avg=2063.94, stdev=1715.56 cpu : usr=3.12%, sys=0.28%, ctx=1858 IO depths : 1=0.1%, 2=0.2%, 4=8.5%, 8=91.2%, 16=0.0%, 32=0.0%, >=64=0.0% lat (msec): 2=0.2%, 4=0.2%, 10=4.1%, 20=11.6%, 50=21.0%, 100=28.9% lat (msec): 250=30.7%, 500=2.7%, 750=0.3%, 1000=0.2%, >=2000=0.0% Run status group 0 (all jobs): READ: io=300MiB, aggrb=11,782KiB/s, minb=3,927KiB/s, maxb=4,401KiB/s, mint=23823msec, maxt=26698msec WRITE: io=82,588KiB, aggrb=3,512KiB/s, minb=1,029KiB/s, maxb=1,775KiB/s, mint=23823msec, maxt=26698msec Disk stats (read/write): sda: ios=5242/1401, merge=1145/337, ticks=463160/195724, in_queue=658884, util=99.21% 2.68user 0.26system 0:27.06elapsed 10%CPU (0avgtext+0avgdata 0maxresident)k 0inputs+0outputs (0major+2384minor)pagefaults 0swaps