fio: (g=0): rw=randrw, bs=4K-256K/4K-256K, ioengine=mmap, iodepth=1 ... fio: (g=0): rw=randrw, bs=4K-256K/4K-256K, ioengine=mmap, iodepth=1 Starting 3 threads Threads: 3 Threads: 3 Threads: 3: [mmm] [7.0% done] [ 3220/ 5648 kb/s] [eta 00m:40s] Threads: 3: [mmm] [9.1% done] [ 4508/ 7084 kb/s] [eta 00m:40s] Threads: 3: [mmm] [12.2% done] [ 8740/ 2804 kb/s] [eta 00m:36s] Threads: 3: [mmm] [13.3% done] [ 9108/ 828 kb/s] [eta 00m:39s] Threads: 3: [mmm] [15.6% done] [ 4772/ 4364 kb/s] [eta 00m:38s] Threads: 3: [mmm] [18.2% done] [ 4011/ 8720 kb/s] [eta 00m:36s] Threads: 3: [mmm] [20.0% done] [ 7123/ 40 kb/s] [eta 00m:36s] Threads: 3: [mmm] [22.7% done] [ 8126/ 1954 kb/s] [eta 00m:34s] Threads: 3: [mmm] [24.4% done] [ 4612/ 5629 kb/s] [eta 00m:34s] Threads: 3: [mmm] [24.5% done] [ 9232/ 918 kb/s] [eta 00m:37s] Threads: 3: [mmm] [27.1% done] [ 11910/ 487 kb/s] [eta 00m:35s] Threads: 3: [mmm] [29.8% done] [ 8289/ 2409 kb/s] [eta 00m:33s] Threads: 3: [mmm] [31.9% done] [ 5262/ 4660 kb/s] [eta 00m:32s] Threads: 3: [mmm] [34.8% done] [ 3709/ 7692 kb/s] [eta 00m:30s] Threads: 3: [mmm] [37.0% done] [ 2688/ 6150 kb/s] [eta 00m:29s] Threads: 3: [mmm] [38.3% done] [ 7228/ 3978 kb/s] [eta 00m:29s] Threads: 3: [mmm] [40.4% done] [ 5343/ 6209 kb/s] [eta 00m:28s] Threads: 3: [mmm] [42.6% done] [ 1881/ 3478 kb/s] [eta 00m:27s] Threads: 3: [mmm] [43.8% done] [ 1206/ 3437 kb/s] [eta 00m:27s] Threads: 3: [mmm] [44.9% done] [ 3799/ 300 kb/s] [eta 00m:27s] Threads: 3: [mmm] [46.0% done] [ 2056/ 629 kb/s] [eta 00m:27s] Threads: 3: [mmm] [46.2% done] [ 1166/ 1475 kb/s] [eta 00m:28s] Threads: 3: [mmm] [46.3% done] [ 1259/ 1917 kb/s] [eta 00m:29s] Threads: 3: [mmm] [47.3% done] [ 2080/ 585 kb/s] [eta 00m:29s] Threads: 3: [mmm] [47.4% done] [ 2336/ 938 kb/s] [eta 00m:30s] Threads: 3: [mmm] [48.3% done] [ 1865/ 918 kb/s] [eta 00m:30s] Threads: 3: [mmm] [49.2% done] [ 2182/ 1048 kb/s] [eta 00m:30s] Threads: 3: [mmm] [50.0% done] [ 1397/ 1194 kb/s] [eta 00m:30s] Threads: 3: [mmm] [51.7% done] [ 1978/ 1661 kb/s] [eta 00m:29s] Threads: 3: [mmm] [53.3% done] [ 1861/ 1917 kb/s] [eta 00m:28s] Threads: 3: [mmm] [55.0% done] [ 1964/ 332 kb/s] [eta 00m:27s] Threads: 3: [mmm] [56.7% done] [ 2212/ 0 kb/s] [eta 00m:26s] Threads: 3: [mmm] [58.3% done] [ 1120/ 1120 kb/s] [eta 00m:25s] Threads: 3: [mmm] [60.0% done] [ 1124/ 1632 kb/s] [eta 00m:24s] Threads: 3: [mmm] [61.7% done] [ 1204/ 3048 kb/s] [eta 00m:23s] Threads: 3: [mmm] [63.3% done] [ 3016/ 3076 kb/s] [eta 00m:22s] Threads: 3: [mFm] [65.0% done] [ 3224/ 1856 kb/s] [eta 00m:21s] Threads: 3: [mFm] [66.7% done] [ 2084/ 1285 kb/s] [eta 00m:20s] Threads: 3: [mFm] [68.3% done] [ 676/ 2312 kb/s] [eta 00m:19s] Threads: 3: [mFm] [70.0% done] [ 3476/ 224 kb/s] [eta 00m:18s] Threads: 3: [mFm] [71.7% done] [ 5208/ 956 kb/s] [eta 00m:17s] Threads: 3: [mFm] [73.3% done] [ 1676/ 3012 kb/s] [eta 00m:16s] Threads: 3: [FFm] [75.0% done] [ 3900/ 504 kb/s] [eta 00m:15s] Threads: 3: [FFm] [76.7% done] [ 408/ 0 kb/s] [eta 00m:14s] Threads: 2: [_Vm] [78.3% done] [ 57948/ 0 kb/s] [eta 00m:13s] Threads: 1: [__m] [80.0% done] [ 33008/ 360 kb/s] [eta 00m:12s] Threads: 1: [__m] [81.7% done] [ 3524/ 2648 kb/s] [eta 00m:11s] Threads: 1: [__V] [83.3% done] [ 19673/ 1596 kb/s] [eta 00m:10s] fio: (groupid=0): err= 0: pid=16662 read : io=100MiB, bw=2,218KiB/s, runt= 47269msec clat (msec): min= 0, max= 682, avg=17.35, stdev=54.43 bw (KiB/s) : min= 4, max= 7387, per=26.25%, avg=1624.87, stdev=1726.88 write: io=41,420KiB, bw=901KiB/s, runt= 47028msec clat (msec): min= 0, max= 411, avg=23.12, stdev=52.51 bw (KiB/s) : min= 0, max= 9888, per=64.76%, avg=1678.51, stdev=1950.36 cpu : usr=2.03%, sys=0.71%, ctx=8192 IO depths : 1=100.0%, 2=0.0%, 4=0.0%, 8=0.0%, 16=0.0%, 32=0.0%, >=64=0.0% lat (msec): 2=68.8%, 4=2.0%, 10=4.8%, 20=7.5%, 50=4.9%, 100=5.5% lat (msec): 250=5.1%, 500=1.2%, 750=0.1%, 1000=0.0%, >=2000=0.0% fio: (groupid=0): err= 0: pid=16663 read : io=100MiB, bw=2,192KiB/s, runt= 47816msec clat (msec): min= 0, max= 475, avg=12.09, stdev=40.38 bw (KiB/s) : min= 4, max= 5721, per=27.65%, avg=1712.00, stdev=1810.82 write: io=49,184KiB, bw=1,059KiB/s, runt= 47530msec clat (msec): min= 0, max= 427, avg=18.78, stdev=45.24 bw (KiB/s) : min= 0, max= 7251, per=73.40%, avg=1902.41, stdev=2093.05 cpu : usr=2.02%, sys=0.68%, ctx=7053 IO depths : 1=100.0%, 2=0.0%, 4=0.0%, 8=0.0%, 16=0.0%, 32=0.0%, >=64=0.0% lat (msec): 2=75.1%, 4=1.3%, 10=4.2%, 20=5.8%, 50=4.0%, 100=4.1% lat (msec): 250=4.7%, 500=0.7%, 750=0.0%, 1000=0.0%, >=2000=0.0% fio: (groupid=0): err= 0: pid=16664 read : io=100MiB, bw=2,063KiB/s, runt= 50806msec clat (msec): min= 0, max= 710, avg=18.53, stdev=58.62 bw (KiB/s) : min= 6, max= 7163, per=24.86%, avg=1539.06, stdev=1812.78 write: io=37,496KiB, bw=758KiB/s, runt= 50590msec clat (msec): min= 0, max= 571, avg=30.32, stdev=72.32 bw (KiB/s) : min= 0, max= 8249, per=55.92%, avg=1449.45, stdev=1959.37 cpu : usr=1.91%, sys=0.53%, ctx=7990 IO depths : 1=100.0%, 2=0.0%, 4=0.0%, 8=0.0%, 16=0.0%, 32=0.0%, >=64=0.0% lat (msec): 2=69.8%, 4=1.1%, 10=5.6%, 20=7.3%, 50=4.7%, 100=4.0% lat (msec): 250=5.7%, 500=1.4%, 750=0.3%, 1000=0.0%, >=2000=0.0% Run status group 0 (all jobs): READ: io=300MiB, aggrb=6,191KiB/s, minb=2,063KiB/s, maxb=2,218KiB/s, mint=47269msec, maxt=50806msec WRITE: io=125MiB, aggrb=2,592KiB/s, minb=758KiB/s, maxb=1,059KiB/s, mint=47269msec, maxt=50806msec Disk stats (read/write): sda: ios=23128/1396, merge=0/30625, ticks=130880/4706888, in_queue=5008664, util=99.06% 2.90user 0.94system 0:51.12elapsed 7%CPU (0avgtext+0avgdata 0maxresident)k 0inputs+0outputs (0major+109972minor)pagefaults 0swaps