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] [5.0% done] [ 4752/ 480 kb/s] [eta 00m:57s] Threads: 3: [mmm] [6.7% done] [ 5308/ 532 kb/s] [eta 00m:56s] Threads: 3: [mmm] [8.3% done] [ 5156/ 820 kb/s] [eta 00m:55s] Threads: 3: [mmm] [10.0% done] [ 5404/ 192 kb/s] [eta 00m:54s] Threads: 3: [mmm] [11.7% done] [ 6052/ 200 kb/s] [eta 00m:53s] Threads: 3: [mmm] [13.3% done] [ 5576/ 88 kb/s] [eta 00m:52s] Threads: 3: [mmm] [15.0% done] [ 2664/ 1992 kb/s] [eta 00m:51s] Threads: 3: [mmm] [16.7% done] [ 1792/ 2556 kb/s] [eta 00m:50s] Threads: 3: [mmm] [18.3% done] [ 4672/ 516 kb/s] [eta 00m:49s] Threads: 3: [mmm] [20.0% done] [ 4388/ 1164 kb/s] [eta 00m:48s] Threads: 3: [mmm] [21.7% done] [ 2256/ 2312 kb/s] [eta 00m:47s] Threads: 3: [mmm] [23.3% done] [ 6068/ 52 kb/s] [eta 00m:46s] Threads: 3: [mmm] [25.0% done] [ 5276/ 360 kb/s] [eta 00m:45s] Threads: 3: [mmm] [26.7% done] [ 2880/ 1804 kb/s] [eta 00m:44s] Threads: 3: [mmm] [28.3% done] [ 5580/ 84 kb/s] [eta 00m:43s] Threads: 3: [mmm] [30.0% done] [ 5184/ 304 kb/s] [eta 00m:42s] Threads: 3: [mmm] [31.7% done] [ 3940/ 1224 kb/s] [eta 00m:41s] Threads: 3: [mmm] [33.3% done] [ 4976/ 480 kb/s] [eta 00m:40s] Threads: 3: [mmm] [35.0% done] [ 4080/ 724 kb/s] [eta 00m:39s] Threads: 3: [mmm] [36.7% done] [ 5640/ 76 kb/s] [eta 00m:38s] Threads: 3: [mmm] [38.3% done] [ 4400/ 820 kb/s] [eta 00m:37s] Threads: 3: [mmm] [40.0% done] [ 5020/ 16 kb/s] [eta 00m:36s] Threads: 3: [mmm] [41.7% done] [ 3984/ 320 kb/s] [eta 00m:35s] Threads: 3: [mmm] [43.3% done] [ 4036/ 460 kb/s] [eta 00m:34s] Threads: 3: [mmm] [45.0% done] [ 3928/ 308 kb/s] [eta 00m:33s] Threads: 3: [mmm] [46.7% done] [ 3576/ 760 kb/s] [eta 00m:32s] Threads: 3: [mmm] [48.3% done] [ 4540/ 144 kb/s] [eta 00m:31s] Threads: 3: [mmm] [50.0% done] [ 3364/ 532 kb/s] [eta 00m:30s] Threads: 3: [mmm] [51.7% done] [ 4120/ 108 kb/s] [eta 00m:29s] Threads: 3: [mmm] [53.3% done] [ 4360/ 460 kb/s] [eta 00m:28s] Threads: 3: [mmm] [55.0% done] [ 4832/ 196 kb/s] [eta 00m:27s] Threads: 3: [mmm] [56.7% done] [ 4144/ 292 kb/s] [eta 00m:26s] Threads: 3: [mmm] [58.3% done] [ 4548/ 352 kb/s] [eta 00m:25s] Threads: 3: [mmm] [60.0% done] [ 2616/ 872 kb/s] [eta 00m:24s] Threads: 3: [mmm] [61.7% done] [ 3664/ 456 kb/s] [eta 00m:23s] Threads: 3: [mmm] [63.3% done] [ 3780/ 208 kb/s] [eta 00m:22s] Threads: 3: [mmm] [65.0% done] [ 3520/ 28 kb/s] [eta 00m:21s] Threads: 3: [mmm] [66.7% done] [ 4192/ 168 kb/s] [eta 00m:20s] Threads: 3: [mmm] [68.3% done] [ 4112/ 148 kb/s] [eta 00m:19s] Threads: 3: [mmm] [71.7% done] [ 3788/ 400 kb/s] [eta 00m:17s] Threads: 3: [mmm] [73.3% done] [ 3820/ 444 kb/s] [eta 00m:16s] Threads: 3: [mmm] [75.0% done] [ 3752/ 0 kb/s] [eta 00m:15s] Threads: 3: [mmm] [76.7% done] [ 4328/ 124 kb/s] [eta 00m:14s] Threads: 3: [mmm] [78.3% done] [ 3624/ 260 kb/s] [eta 00m:13s] Threads: 3: [mmm] [80.0% done] [ 3924/ 484 kb/s] [eta 00m:12s] Threads: 3: [mmm] [81.7% done] [ 1608/ 1232 kb/s] [eta 00m:11s] Threads: 3: [mmm] [83.3% done] [ 3624/ 80 kb/s] [eta 00m:10s] Threads: 3: [mmm] [85.0% done] [ 3948/ 24 kb/s] [eta 00m:09s] Threads: 3: [mmm] [86.7% done] [ 3584/ 220 kb/s] [eta 00m:08s] Threads: 3: [mmm] [88.3% done] [ 3644/ 228 kb/s] [eta 00m:07s] Threads: 3: [mmm] [90.0% done] [ 3788/ 136 kb/s] [eta 00m:06s] Threads: 3: [mmm] [91.7% done] [ 3380/ 208 kb/s] [eta 00m:05s] Threads: 3: [mmm] [93.3% done] [ 3472/ 20 kb/s] [eta 00m:04s] Threads: 3: [mmm] [95.0% done] [ 4444/ 104 kb/s] [eta 00m:03s] Threads: 3: [mmm] [96.7% done] [ 3080/ 392 kb/s] [eta 00m:02s] Threads: 3: [mmm] [98.3% done] [ 3292/ 616 kb/s] [eta 00m:01s] fio: (groupid=0): err= 0: pid=12816 read : io=81,888KiB, bw=1,397KiB/s, runt= 60008msec clat (msec): min= 0, max= 300, avg=30.70, stdev=52.49 bw (KiB/s) : min= 5, max= 4202, per=43.71%, avg=1805.21, stdev=1118.60 write: io=10,460KiB, bw=178KiB/s, runt= 60008msec clat (msec): min= 13, max= 473, avg=187.04, stdev=113.01 bw (KiB/s) : min= 0, max= 1322, per=62.32%, avg=311.00, stdev=340.06 cpu : usr=1.10%, sys=0.71%, ctx=23259 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=6.0%, 4=5.0%, 10=18.3%, 20=39.5%, 50=10.8%, 100=2.9% lat (msec): 250=14.1%, 500=3.1%, 750=0.0%, 1000=0.0%, >=2000=0.0% fio: (groupid=0): err= 0: pid=12817 read : io=82,724KiB, bw=1,411KiB/s, runt= 60031msec clat (msec): min= 0, max= 426, avg=32.11, stdev=53.30 bw (KiB/s) : min= 13, max= 5146, per=42.18%, avg=1742.23, stdev=1079.15 write: io=9,476KiB, bw=161KiB/s, runt= 60031msec clat (msec): min= 11, max= 597, avg=181.24, stdev=116.30 bw (KiB/s) : min= 0, max= 1339, per=53.64%, avg=267.65, stdev=305.14 cpu : usr=1.16%, sys=0.70%, ctx=23250 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=6.0%, 4=3.8%, 10=16.3%, 20=41.4%, 50=11.4%, 100=3.7% lat (msec): 250=14.6%, 500=2.4%, 750=0.1%, 1000=0.0%, >=2000=0.0% fio: (groupid=0): err= 0: pid=12818 read : io=77,528KiB, bw=1,322KiB/s, runt= 60027msec clat (msec): min= 0, max= 328, avg=34.15, stdev=54.72 bw (KiB/s) : min= 4, max= 5579, per=42.73%, avg=1764.89, stdev=1188.47 write: io=9,340KiB, bw=159KiB/s, runt= 60026msec clat (msec): min= 13, max= 730, avg=191.64, stdev=123.24 bw (KiB/s) : min= 0, max= 979, per=47.71%, avg=238.08, stdev=240.57 cpu : usr=1.06%, sys=0.77%, ctx=21952 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=2.8%, 4=3.6%, 10=16.8%, 20=40.7%, 50=11.8%, 100=4.5% lat (msec): 250=16.3%, 500=3.2%, 750=0.1%, 1000=0.0%, >=2000=0.0% Run status group 0 (all jobs): READ: io=236MiB, aggrb=4,130KiB/s, minb=1,322KiB/s, maxb=1,411KiB/s, mint=60008msec, maxt=60031msec WRITE: io=29,276KiB, aggrb=499KiB/s, minb=159KiB/s, maxb=178KiB/s, mint=60008msec, maxt=60031msec Disk stats (read/write): sda: ios=67854/584, merge=0/6815, ticks=140532/63112, in_queue=203640, util=99.68% 1.99user 1.35system 1:00.39elapsed 5%CPU (0avgtext+0avgdata 0maxresident)k 0inputs+0outputs (67854major+1148minor)pagefaults 0swaps