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] [ 7593/ 649 kb/s] [eta 00m:57s] Threads: 3: [mmm] [6.7% done] [ 4875/ 2414 kb/s] [eta 00m:56s] Threads: 3: [mmm] [8.3% done] [ 11130/ 531 kb/s] [eta 00m:55s] Threads: 3: [mmm] [10.0% done] [ 2307/ 2075 kb/s] [eta 00m:54s] Threads: 3: [mmm] [11.7% done] [ 12949/ 23 kb/s] [eta 00m:53s] Threads: 3: [mmm] [13.3% done] [ 6396/ 0 kb/s] [eta 00m:52s] Threads: 3: [mmm] [15.0% done] [ 5159/ 968 kb/s] [eta 00m:51s] Threads: 3: [mmm] [16.7% done] [ 6049/ 897 kb/s] [eta 00m:50s] Threads: 3: [mmm] [18.3% done] [ 5730/ 1252 kb/s] [eta 00m:49s] Threads: 3: [mmm] [20.0% done] [ 5596/ 429 kb/s] [eta 00m:48s] Threads: 3: [mmm] [21.7% done] [ 4032/ 1476 kb/s] [eta 00m:47s] Threads: 3: [mmm] [23.3% done] [ 9389/ 259 kb/s] [eta 00m:46s] Threads: 3: [mmm] [25.0% done] [ 5411/ 346 kb/s] [eta 00m:45s] Threads: 3: [mmm] [26.7% done] [ 4919/ 1803 kb/s] [eta 00m:44s] Threads: 3: [mmm] [28.3% done] [ 2678/ 476 kb/s] [eta 00m:43s] Threads: 3: [mmm] [30.0% done] [ 4017/ 571 kb/s] [eta 00m:42s] Threads: 3: [mmm] [31.7% done] [ 7845/ 267 kb/s] [eta 00m:41s] Threads: 3: [mmm] [33.3% done] [ 7207/ 445 kb/s] [eta 00m:40s] Threads: 3: [mmm] [35.0% done] [ 7743/ 1313 kb/s] [eta 00m:39s] Threads: 3: [mmm] [36.7% done] [ 4356/ 1504 kb/s] [eta 00m:38s] Threads: 3: [mmm] [38.3% done] [ 1060/ 2036 kb/s] [eta 00m:37s] Threads: 3: [mmm] [40.0% done] [ 5452/ 900 kb/s] [eta 00m:36s] Threads: 3: [mmm] [41.7% done] [ 5968/ 352 kb/s] [eta 00m:35s] Threads: 3: [mmm] [43.3% done] [ 1860/ 2228 kb/s] [eta 00m:34s] Threads: 3: [mmm] [45.0% done] [ 2396/ 2208 kb/s] [eta 00m:33s] Threads: 3: [mmm] [46.7% done] [ 2148/ 2328 kb/s] [eta 00m:32s] Threads: 3: [mmm] [50.0% done] [ 4792/ 836 kb/s] [eta 00m:30s] Threads: 3: [mmm] [51.7% done] [ 3316/ 292 kb/s] [eta 00m:29s] Threads: 3: [mmm] [53.3% done] [ 5180/ 804 kb/s] [eta 00m:28s] Threads: 3: [mmm] [55.0% done] [ 3008/ 1452 kb/s] [eta 00m:27s] Threads: 3: [mmm] [56.7% done] [ 6048/ 556 kb/s] [eta 00m:26s] Threads: 3: [mmm] [58.3% done] [ 4284/ 72 kb/s] [eta 00m:25s] Threads: 3: [mmm] [60.0% done] [ 5080/ 216 kb/s] [eta 00m:24s] Threads: 3: [mmm] [61.7% done] [ 4076/ 716 kb/s] [eta 00m:23s] Threads: 3: [mmV] [63.3% done] [ 17124/ 92 kb/s] [eta 00m:22s] Threads: 2: [mm_] [65.0% done] [ 10298/ 824 kb/s] [eta 00m:21s] Threads: 2: [mm_] [66.7% done] [ 1792/ 2760 kb/s] [eta 00m:20s] Threads: 2: [mm_] [68.3% done] [ 7976/ 424 kb/s] [eta 00m:19s] Threads: 2: [mm_] [70.0% done] [ 6452/ 680 kb/s] [eta 00m:18s] Threads: 2: [mm_] [71.7% done] [ 3279/ 1665 kb/s] [eta 00m:17s] Threads: 2: [mm_] [73.3% done] [ 6812/ 312 kb/s] [eta 00m:16s] Threads: 1: [m__] [75.0% done] [ 17444/ 0 kb/s] [eta 00m:15s] Threads: 1: [m__] [76.7% done] [ 4872/ 0 kb/s] [eta 00m:14s] Threads: 1: [m__] [78.3% done] [ 4744/ 0 kb/s] [eta 00m:13s] Threads: 1: [m__] [80.0% done] [ 540/ 2040 kb/s] [eta 00m:12s] Threads: 1: [m__] [81.7% done] [ 2564/ 1648 kb/s] [eta 00m:11s] Threads: 1: [m__] [83.3% done] [ 2928/ 1268 kb/s] [eta 00m:10s] Threads: 1: [m__] [85.0% done] [ 2776/ 1232 kb/s] [eta 00m:09s] Threads: 1: [m__] [86.7% done] [ 3107/ 1185 kb/s] [eta 00m:08s] fio: (groupid=0): err= 0: pid=32406 read : io=100MiB, bw=1,991KiB/s, runt= 52651msec clat (msec): min= 0, max= 529, avg=18.44, stdev=40.59 bw (KiB/s) : min= 7, max= 6086, per=31.69%, avg=1893.37, stdev=1574.03 write: io=22,840KiB, bw=445KiB/s, runt= 52521msec clat (msec): min= 0, max= 489, avg=50.95, stdev=73.71 bw (KiB/s) : min= 0, max= 3037, per=73.57%, avg=676.11, stdev=736.11 cpu : usr=1.77%, sys=1.03%, ctx=26236 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=30.1%, 4=4.3%, 10=14.9%, 20=24.9%, 50=12.8%, 100=6.8% lat (msec): 250=4.8%, 500=1.2%, 750=0.0%, 1000=0.0%, >=2000=0.0% fio: (groupid=0): err= 0: pid=32407 read : io=100MiB, bw=2,361KiB/s, runt= 44399msec clat (msec): min= 0, max= 529, avg=16.01, stdev=44.38 bw (KiB/s) : min= 7, max= 9864, per=42.96%, avg=2566.53, stdev=2387.85 write: io=12,428KiB, bw=287KiB/s, runt= 44327msec clat (msec): min= 0, max= 589, avg=77.54, stdev=103.41 bw (KiB/s) : min= 0, max= 1983, per=54.63%, avg=502.08, stdev=569.42 cpu : usr=1.80%, sys=0.76%, ctx=10092 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=57.5%, 4=1.7%, 10=8.0%, 20=10.5%, 50=9.0%, 100=6.7% lat (msec): 250=4.9%, 500=1.4%, 750=0.2%, 1000=0.0%, >=2000=0.0% fio: (groupid=0): err= 0: pid=32408 read : io=100MiB, bw=2,751KiB/s, runt= 38112msec clat (msec): min= 0, max= 452, avg=14.21, stdev=38.65 bw (KiB/s) : min= 7, max=16769, per=50.95%, avg=3043.76, stdev=3210.08 write: io=11,868KiB, bw=319KiB/s, runt= 38043msec clat (msec): min= 0, max= 481, avg=81.83, stdev=83.50 bw (KiB/s) : min= 0, max= 1668, per=59.87%, avg=550.24, stdev=495.07 cpu : usr=2.28%, sys=0.56%, ctx=8188 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=62.2%, 4=1.9%, 10=6.8%, 20=8.6%, 50=7.5%, 100=6.1% lat (msec): 250=6.1%, 500=0.8%, 750=0.0%, 1000=0.0%, >=2000=0.0% Run status group 0 (all jobs): READ: io=300MiB, aggrb=5,974KiB/s, minb=1,991KiB/s, maxb=2,751KiB/s, mint=38112msec, maxt=52651msec WRITE: io=47,136KiB, aggrb=919KiB/s, minb=287KiB/s, maxb=445KiB/s, mint=38112msec, maxt=52651msec Disk stats (read/write): sda: ios=43405/1082, merge=0/10783, ticks=106484/35016, in_queue=141492, util=98.56% 2.66user 1.17system 0:53.02elapsed 7%CPU (0avgtext+0avgdata 0maxresident)k 0inputs+0outputs (43405major+46301minor)pagefaults 0swaps