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] [ 1924/ 1608 kb/s] [eta 00m:57s] Threads: 3: [mmm] [6.7% done] [ 3708/ 284 kb/s] [eta 00m:56s] Threads: 3: [mmm] [8.3% done] [ 1636/ 1316 kb/s] [eta 00m:55s] Threads: 3: [mmm] [10.0% done] [ 3368/ 96 kb/s] [eta 00m:54s] Threads: 3: [mmm] [11.7% done] [ 860/ 1928 kb/s] [eta 00m:53s] Threads: 3: [mmm] [13.3% done] [ 3120/ 312 kb/s] [eta 00m:52s] Threads: 3: [mmm] [15.0% done] [ 3204/ 464 kb/s] [eta 00m:51s] Threads: 3: [mmm] [16.7% done] [ 2348/ 380 kb/s] [eta 00m:50s] Threads: 3: [mmm] [18.3% done] [ 3008/ 984 kb/s] [eta 00m:49s] Threads: 3: [mmm] [20.0% done] [ 332/ 1560 kb/s] [eta 00m:48s] Threads: 3: [mmm] [21.7% done] [ 2852/ 636 kb/s] [eta 00m:47s] Threads: 3: [mmm] [23.3% done] [ 2460/ 1036 kb/s] [eta 00m:46s] Threads: 3: [mmm] [25.0% done] [ 2652/ 1148 kb/s] [eta 00m:45s] Threads: 3: [mmm] [26.7% done] [ 1992/ 1256 kb/s] [eta 00m:44s] Threads: 3: [mmm] [28.3% done] [ 4268/ 520 kb/s] [eta 00m:43s] Threads: 3: [mmm] [30.0% done] [ 1500/ 1428 kb/s] [eta 00m:42s] Threads: 3: [mmm] [31.7% done] [ 3468/ 632 kb/s] [eta 00m:41s] Threads: 3: [mmm] [33.3% done] [ 2764/ 368 kb/s] [eta 00m:40s] Threads: 3: [mmm] [35.0% done] [ 1820/ 1484 kb/s] [eta 00m:39s] Threads: 3: [mmm] [36.7% done] [ 2776/ 720 kb/s] [eta 00m:38s] Threads: 3: [mmm] [38.3% done] [ 1824/ 1700 kb/s] [eta 00m:37s] Threads: 3: [mmm] [40.0% done] [ 1316/ 1300 kb/s] [eta 00m:36s] Threads: 3: [mmm] [41.7% done] [ 3688/ 44 kb/s] [eta 00m:35s] Threads: 3: [mmm] [43.3% done] [ 3180/ 152 kb/s] [eta 00m:34s] Threads: 3: [mmm] [45.0% done] [ 1720/ 1000 kb/s] [eta 00m:33s] Threads: 3: [mmm] [46.7% done] [ 3124/ 920 kb/s] [eta 00m:32s] Threads: 3: [mmm] [48.3% done] [ 1956/ 1144 kb/s] [eta 00m:31s] Threads: 3: [mmm] [50.0% done] [ 2244/ 344 kb/s] [eta 00m:30s] Threads: 3: [mmm] [51.7% done] [ 2552/ 1292 kb/s] [eta 00m:29s] Threads: 3: [mmm] [53.3% done] [ 3888/ 188 kb/s] [eta 00m:28s] Threads: 3: [mmm] [55.0% done] [ 2184/ 816 kb/s] [eta 00m:27s] Threads: 3: [mmm] [56.7% done] [ 1960/ 1204 kb/s] [eta 00m:26s] Threads: 3: [mmm] [58.3% done] [ 740/ 1560 kb/s] [eta 00m:25s] Threads: 3: [mmm] [60.0% done] [ 2600/ 412 kb/s] [eta 00m:24s] Threads: 3: [mmm] [61.7% done] [ 68/ 3132 kb/s] [eta 00m:23s] Threads: 3: [mmm] [63.3% done] [ 2036/ 200 kb/s] [eta 00m:22s] Threads: 3: [mmm] [65.0% done] [ 2104/ 400 kb/s] [eta 00m:21s] Threads: 3: [mmm] [66.7% done] [ 2464/ 972 kb/s] [eta 00m:20s] Threads: 3: [mmm] [68.3% done] [ 2144/ 412 kb/s] [eta 00m:19s] Threads: 3: [mmm] [71.7% done] [ 2088/ 192 kb/s] [eta 00m:17s] Threads: 3: [mmm] [73.3% done] [ 2132/ 296 kb/s] [eta 00m:16s] Threads: 3: [mmm] [75.0% done] [ 1900/ 836 kb/s] [eta 00m:15s] Threads: 3: [mmm] [76.7% done] [ 2536/ 72 kb/s] [eta 00m:14s] Threads: 3: [mmm] [78.3% done] [ 2428/ 404 kb/s] [eta 00m:13s] Threads: 3: [mmm] [80.0% done] [ 2716/ 36 kb/s] [eta 00m:12s] Threads: 3: [mmm] [81.7% done] [ 2924/ 348 kb/s] [eta 00m:11s] Threads: 3: [mmm] [83.3% done] [ 2696/ 248 kb/s] [eta 00m:10s] Threads: 3: [mmm] [85.0% done] [ 2812/ 384 kb/s] [eta 00m:09s] Threads: 3: [mmm] [86.7% done] [ 1184/ 692 kb/s] [eta 00m:08s] Threads: 3: [mmm] [88.3% done] [ 2108/ 348 kb/s] [eta 00m:07s] Threads: 3: [mmm] [90.0% done] [ 1457/ 796 kb/s] [eta 00m:06s] Threads: 3: [mmm] [91.7% done] [ 2752/ 380 kb/s] [eta 00m:05s] Threads: 3: [mmm] [93.3% done] [ 1632/ 808 kb/s] [eta 00m:04s] Threads: 3: [mmm] [95.0% done] [ 3004/ 224 kb/s] [eta 00m:03s] Threads: 3: [mmm] [96.7% done] [ 1356/ 712 kb/s] [eta 00m:02s] Threads: 3: [mmm] [98.3% done] [ 936/ 820 kb/s] [eta 00m:01s] fio: (groupid=0): err= 0: pid=305 read : io=43,936KiB, bw=749KiB/s, runt= 60047msec clat (msec): min= 2, max= 492, avg=71.90, stdev=83.68 bw (KiB/s) : min= 7, max= 3352, per=41.79%, avg=963.37, stdev=795.46 write: io=15,132KiB, bw=258KiB/s, runt= 60047msec clat (msec): min= 11, max= 893, avg=193.26, stdev=145.65 bw (KiB/s) : min= 0, max= 1146, per=53.23%, avg=395.46, stdev=342.02 cpu : usr=0.69%, sys=0.47%, ctx=14973 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=0.0%, 4=1.6%, 10=7.2%, 20=17.0%, 50=20.2%, 100=19.2% lat (msec): 250=24.1%, 500=9.2%, 750=0.8%, 1000=0.2%, >=2000=0.0% fio: (groupid=0): err= 0: pid=306 read : io=47,024KiB, bw=801KiB/s, runt= 60052msec clat (msec): min= 1, max= 483, avg=68.07, stdev=77.14 bw (KiB/s) : min= 38, max= 3539, per=44.35%, avg=1022.20, stdev=827.36 write: io=14,888KiB, bw=253KiB/s, runt= 60051msec clat (msec): min= 12, max= 954, avg=164.68, stdev=139.84 bw (KiB/s) : min= 0, max= 1473, per=49.45%, avg=367.39, stdev=352.90 cpu : usr=0.67%, sys=0.50%, ctx=15704 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=0.2%, 4=0.9%, 10=6.9%, 20=16.3%, 50=22.1%, 100=18.9% lat (msec): 250=28.0%, 500=5.7%, 750=0.2%, 1000=0.5%, >=2000=0.0% fio: (groupid=0): err= 0: pid=307 read : io=44,308KiB, bw=755KiB/s, runt= 60090msec clat (msec): min= 2, max= 465, avg=77.15, stdev=81.22 bw (KiB/s) : min= 1, max= 3907, per=41.40%, avg=954.31, stdev=822.41 write: io=13,636KiB, bw=232KiB/s, runt= 60090msec clat (msec): min= 18, max= 655, avg=165.74, stdev=123.10 bw (KiB/s) : min= 0, max= 1238, per=44.83%, avg=333.11, stdev=307.18 cpu : usr=0.71%, sys=0.53%, ctx=14711 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=0.0%, 4=0.7%, 10=3.8%, 20=15.7%, 50=19.9%, 100=23.7% lat (msec): 250=27.1%, 500=7.5%, 750=1.0%, 1000=0.0%, >=2000=0.0% Run status group 0 (all jobs): READ: io=132MiB, aggrb=2,305KiB/s, minb=749KiB/s, maxb=801KiB/s, mint=60047msec, maxt=60090msec WRITE: io=43,656KiB, aggrb=743KiB/s, minb=232KiB/s, maxb=258KiB/s, mint=60047msec, maxt=60090msec Disk stats (read/write): sda: ios=44744/697, merge=0/10371, ticks=150068/73276, in_queue=223332, util=99.77% 1.24user 0.95system 1:00.32elapsed 3%CPU (0avgtext+0avgdata 0maxresident)k 0inputs+0outputs (44731major+1147minor)pagefaults 0swaps