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] [ 6472/ 316 kb/s] [eta 00m:57s] Threads: 3: [mmm] [6.7% done] [ 4580/ 1000 kb/s] [eta 00m:56s] Threads: 3: [mmm] [8.3% done] [ 6148/ 0 kb/s] [eta 00m:55s] Threads: 3: [mmm] [10.0% done] [ 5996/ 40 kb/s] [eta 00m:54s] Threads: 3: [mmm] [11.7% done] [ 5308/ 408 kb/s] [eta 00m:53s] Threads: 3: [mmm] [13.3% done] [ 4540/ 572 kb/s] [eta 00m:52s] Threads: 3: [mmm] [15.0% done] [ 5604/ 232 kb/s] [eta 00m:51s] Threads: 3: [mmm] [16.7% done] [ 5968/ 400 kb/s] [eta 00m:50s] Threads: 3: [mmm] [18.3% done] [ 4480/ 872 kb/s] [eta 00m:49s] Threads: 3: [mmm] [20.0% done] [ 5484/ 324 kb/s] [eta 00m:48s] Threads: 3: [mmm] [21.7% done] [ 5776/ 668 kb/s] [eta 00m:47s] Threads: 3: [mmm] [23.3% done] [ 2224/ 2180 kb/s] [eta 00m:46s] Threads: 3: [mmm] [25.0% done] [ 5676/ 212 kb/s] [eta 00m:45s] Threads: 3: [mmm] [26.7% done] [ 4484/ 28 kb/s] [eta 00m:44s] Threads: 3: [mmm] [28.3% done] [ 5180/ 336 kb/s] [eta 00m:43s] Threads: 3: [mmm] [30.0% done] [ 4980/ 464 kb/s] [eta 00m:42s] Threads: 3: [mmm] [31.7% done] [ 5732/ 92 kb/s] [eta 00m:41s] Threads: 3: [mmm] [33.3% done] [ 3860/ 980 kb/s] [eta 00m:40s] Threads: 3: [mmm] [35.0% done] [ 4884/ 64 kb/s] [eta 00m:39s] Threads: 3: [mmm] [36.7% done] [ 4780/ 532 kb/s] [eta 00m:38s] Threads: 3: [mmm] [38.3% done] [ 3544/ 984 kb/s] [eta 00m:37s] Threads: 3: [mmm] [40.0% done] [ 4000/ 700 kb/s] [eta 00m:36s] Threads: 3: [mmm] [41.7% done] [ 5460/ 28 kb/s] [eta 00m:35s] Threads: 3: [mmm] [43.3% done] [ 4552/ 156 kb/s] [eta 00m:34s] Threads: 3: [mmm] [45.0% done] [ 3048/ 704 kb/s] [eta 00m:33s] Threads: 3: [mmm] [46.7% done] [ 3776/ 172 kb/s] [eta 00m:32s] Threads: 3: [mmm] [48.3% done] [ 3836/ 484 kb/s] [eta 00m:31s] Threads: 3: [mmm] [50.0% done] [ 4608/ 148 kb/s] [eta 00m:30s] Threads: 3: [mmm] [51.7% done] [ 4124/ 232 kb/s] [eta 00m:29s] Threads: 3: [mmm] [53.3% done] [ 760/ 3152 kb/s] [eta 00m:28s] Threads: 3: [mmm] [55.0% done] [ 3204/ 1072 kb/s] [eta 00m:27s] Threads: 3: [mmm] [56.7% done] [ 1720/ 2500 kb/s] [eta 00m:26s] Threads: 3: [mmm] [58.3% done] [ 3732/ 112 kb/s] [eta 00m:25s] Threads: 3: [mmm] [60.0% done] [ 3824/ 568 kb/s] [eta 00m:24s] Threads: 3: [mmm] [61.7% done] [ 4228/ 124 kb/s] [eta 00m:23s] Threads: 3: [mmm] [63.3% done] [ 3560/ 76 kb/s] [eta 00m:22s] Threads: 3: [mmm] [65.0% done] [ 3036/ 912 kb/s] [eta 00m:21s] Threads: 3: [mmm] [66.7% done] [ 3468/ 452 kb/s] [eta 00m:20s] Threads: 3: [mmm] [68.3% done] [ 3840/ 312 kb/s] [eta 00m:19s] Threads: 3: [mmm] [71.7% done] [ 2768/ 652 kb/s] [eta 00m:17s] Threads: 3: [mmm] [73.3% done] [ 3424/ 596 kb/s] [eta 00m:16s] Threads: 3: [mmm] [75.0% done] [ 3916/ 224 kb/s] [eta 00m:15s] Threads: 3: [mmm] [81.7% done] [ 3683/ 262 kb/s] [eta 00m:11s] Threads: 3: [mmm] [83.3% done] [ 3580/ 80 kb/s] [eta 00m:10s] Threads: 3: [mmm] [85.0% done] [ 4081/ 160 kb/s] [eta 00m:09s] Threads: 3: [mmm] [86.7% done] [ 3104/ 260 kb/s] [eta 00m:08s] Threads: 3: [mmm] [88.3% done] [ 3488/ 176 kb/s] [eta 00m:07s] Threads: 3: [mmm] [90.0% done] [ 3648/ 116 kb/s] [eta 00m:06s] Threads: 3: [mmm] [91.7% done] [ 3588/ 340 kb/s] [eta 00m:05s] Threads: 3: [mmm] [93.3% done] [ 3350/ 327 kb/s] [eta 00m:04s] Threads: 3: [mmm] [95.0% done] [ 3312/ 403 kb/s] [eta 00m:03s] Threads: 3: [mmm] [96.7% done] [ 4572/ 68 kb/s] [eta 00m:02s] Threads: 3: [mmm] [98.3% done] [ 3796/ 0 kb/s] [eta 00m:01s] fio: (groupid=0): err= 0: pid=14546 read : io=87,028KiB, bw=1,485KiB/s, runt= 60002msec clat (msec): min= 0, max= 557, avg=29.84, stdev=53.27 bw (KiB/s) : min= 10, max= 4217, per=45.00%, avg=1882.95, stdev=1089.44 write: io=9,292KiB, bw=158KiB/s, runt= 60002msec clat (msec): min= 14, max= 662, avg=195.51, stdev=129.59 bw (KiB/s) : min= 0, max= 1222, per=59.09%, avg=277.13, stdev=269.13 cpu : usr=1.19%, sys=0.73%, ctx=24252 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=9.5%, 4=5.4%, 10=17.3%, 20=39.4%, 50=9.9%, 100=3.6% lat (msec): 250=12.5%, 500=2.1%, 750=0.1%, 1000=0.0%, >=2000=0.0% fio: (groupid=0): err= 0: pid=14547 read : io=74,412KiB, bw=1,268KiB/s, runt= 60052msec clat (msec): min= 0, max= 483, avg=34.80, stdev=56.16 bw (KiB/s) : min= 13, max= 4761, per=41.40%, avg=1732.29, stdev=1216.43 write: io=10,720KiB, bw=182KiB/s, runt= 60052msec clat (msec): min= 25, max= 474, avg=201.53, stdev=119.15 bw (KiB/s) : min= 0, max= 1397, per=56.53%, avg=265.14, stdev=310.01 cpu : usr=1.02%, sys=0.73%, ctx=21462 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=3.8%, 4=4.2%, 10=14.7%, 20=38.9%, 50=13.4%, 100=4.2% lat (msec): 250=17.1%, 500=3.5%, 750=0.0%, 1000=0.0%, >=2000=0.0% fio: (groupid=0): err= 0: pid=14548 read : io=83,956KiB, bw=1,432KiB/s, runt= 60029msec clat (msec): min= 0, max= 315, avg=31.87, stdev=53.10 bw (KiB/s) : min= 9, max= 4008, per=43.38%, avg=1815.07, stdev=1095.36 write: io=7,540KiB, bw=128KiB/s, runt= 60029msec clat (msec): min= 6, max= 493, avg=187.96, stdev=123.04 bw (KiB/s) : min= 0, max= 978, per=49.20%, avg=230.76, stdev=236.79 cpu : usr=1.17%, sys=0.75%, ctx=23036 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=5.2%, 4=4.3%, 10=18.0%, 20=39.9%, 50=12.2%, 100=3.3% lat (msec): 250=14.1%, 500=2.8%, 750=0.0%, 1000=0.0%, >=2000=0.0% Run status group 0 (all jobs): READ: io=240MiB, aggrb=4,184KiB/s, minb=1,268KiB/s, maxb=1,485KiB/s, mint=60002msec, maxt=60052msec WRITE: io=27,552KiB, aggrb=469KiB/s, minb=128KiB/s, maxb=182KiB/s, mint=60002msec, maxt=60052msec Disk stats (read/write): sda: ios=68237/505, merge=0/6458, ticks=142308/49536, in_queue=191832, util=92.27% 2.04user 1.41system 1:06.00elapsed 5%CPU (0avgtext+0avgdata 0maxresident)k 0inputs+0outputs (68237major+1140minor)pagefaults 0swaps