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] [ 4720/ 508 kb/s] [eta 00m:57s] Threads: 3: [mmm] [6.7% done] [ 5164/ 856 kb/s] [eta 00m:56s] Threads: 3: [mmm] [8.3% done] [ 2848/ 480 kb/s] [eta 00m:55s] Threads: 3: [mmm] [10.0% done] [ 3863/ 156 kb/s] [eta 00m:54s] Threads: 3: [mmm] [11.7% done] [ 3271/ 467 kb/s] [eta 00m:53s] Threads: 3: [mmm] [13.3% done] [ 2039/ 1893 kb/s] [eta 00m:52s] Threads: 3: [mmm] [15.0% done] [ 4620/ 97 kb/s] [eta 00m:51s] Threads: 3: [mmm] [16.7% done] [ 4274/ 820 kb/s] [eta 00m:50s] Threads: 3: [mmm] [18.3% done] [ 4026/ 902 kb/s] [eta 00m:49s] Threads: 3: [mmm] [20.0% done] [ 3697/ 1464 kb/s] [eta 00m:48s] Threads: 3: [mmm] [21.7% done] [ 3714/ 1040 kb/s] [eta 00m:47s] Threads: 3: [mmm] [23.3% done] [ 2592/ 2088 kb/s] [eta 00m:46s] Threads: 3: [mmm] [25.0% done] [ 2011/ 1540 kb/s] [eta 00m:45s] Threads: 3: [mmm] [26.7% done] [ 2035/ 971 kb/s] [eta 00m:44s] Threads: 3: [mmm] [28.3% done] [ 4043/ 272 kb/s] [eta 00m:43s] Threads: 3: [mmm] [30.0% done] [ 3795/ 0 kb/s] [eta 00m:42s] Threads: 3: [mmm] [31.7% done] [ 4681/ 77 kb/s] [eta 00m:41s] Threads: 3: [mmm] [33.3% done] [ 2905/ 288 kb/s] [eta 00m:40s] Threads: 3: [mmm] [35.0% done] [ 3819/ 130 kb/s] [eta 00m:39s] Threads: 3: [mmm] [36.7% done] [ 3279/ 877 kb/s] [eta 00m:38s] Threads: 3: [mmm] [38.3% done] [ 1735/ 2096 kb/s] [eta 00m:37s] Threads: 3: [mmm] [40.0% done] [ 1800/ 1625 kb/s] [eta 00m:36s] Threads: 3: [mmm] [41.7% done] [ 3551/ 1194 kb/s] [eta 00m:35s] Threads: 3: [mmm] [43.3% done] [ 4030/ 743 kb/s] [eta 00m:34s] Threads: 3: [mmm] [45.0% done] [ 4798/ 243 kb/s] [eta 00m:33s] Threads: 3: [mmm] [46.7% done] [ 2474/ 520 kb/s] [eta 00m:32s] Threads: 3: [mmm] [48.3% done] [ 4047/ 215 kb/s] [eta 00m:31s] Threads: 3: [mmm] [50.0% done] [ 3218/ 56 kb/s] [eta 00m:30s] Threads: 3: [mmm] [51.7% done] [ 2527/ 442 kb/s] [eta 00m:29s] Threads: 3: [mmm] [53.3% done] [ 1792/ 719 kb/s] [eta 00m:28s] Threads: 3: [mmm] [55.0% done] [ 2535/ 1113 kb/s] [eta 00m:27s] Threads: 3: [mmm] [56.7% done] [ 3181/ 341 kb/s] [eta 00m:26s] Threads: 3: [mmm] [58.3% done] [ 4514/ 178 kb/s] [eta 00m:25s] Threads: 3: [mmm] [60.0% done] [ 2466/ 520 kb/s] [eta 00m:24s] Threads: 3: [mmm] [61.7% done] [ 3173/ 999 kb/s] [eta 00m:23s] Threads: 3: [mmm] [63.3% done] [ 4002/ 81 kb/s] [eta 00m:22s] Threads: 3: [mmm] [65.0% done] [ 3291/ 162 kb/s] [eta 00m:21s] Threads: 3: [mmm] [66.7% done] [ 2783/ 938 kb/s] [eta 00m:20s] Threads: 3: [mmm] [68.3% done] [ 3063/ 349 kb/s] [eta 00m:19s] Threads: 3: [mmm] [70.0% done] [ 2141/ 321 kb/s] [eta 00m:18s] Threads: 3: [mmm] [71.7% done] [ 2486/ 873 kb/s] [eta 00m:17s] Threads: 3: [mmm] [73.3% done] [ 2767/ 463 kb/s] [eta 00m:16s] Threads: 3: [mmm] [75.0% done] [ 2413/ 747 kb/s] [eta 00m:15s] Threads: 3: [mmm] [76.7% done] [ 2454/ 796 kb/s] [eta 00m:14s] Threads: 3: [mmm] [78.3% done] [ 2048/ 361 kb/s] [eta 00m:13s] Threads: 3: [mmm] [80.0% done] [ 1913/ 300 kb/s] [eta 00m:12s] Threads: 3: [mmm] [81.7% done] [ 1962/ 1076 kb/s] [eta 00m:11s] Threads: 3: [mmm] [83.3% done] [ 2966/ 694 kb/s] [eta 00m:10s] Threads: 3: [mmm] [85.0% done] [ 1718/ 682 kb/s] [eta 00m:09s] Threads: 3: [mmm] [86.7% done] [ 3376/ 426 kb/s] [eta 00m:08s] Threads: 3: [mmm] [88.3% done] [ 2027/ 231 kb/s] [eta 00m:07s] Threads: 3: [mmm] [90.0% done] [ 1958/ 747 kb/s] [eta 00m:06s] Threads: 3: [mmm] [91.7% done] [ 2011/ 938 kb/s] [eta 00m:05s] Threads: 3: [mmm] [93.3% done] [ 824/ 954 kb/s] [eta 00m:04s] Threads: 3: [mmm] [95.0% done] [ 2767/ 422 kb/s] [eta 00m:03s] Threads: 3: [mmm] [96.7% done] [ 975/ 958 kb/s] [eta 00m:02s] Threads: 3: [mmm] [98.3% done] [ 1645/ 524 kb/s] [eta 00m:01s] fio: (groupid=0): err= 0: pid=28863 read : io=65,204KiB, bw=1,110KiB/s, runt= 60109msec clat (msec): min= 0, max= 544, avg=57.11, stdev=69.87 bw (KiB/s) : min= 7, max= 3699, per=43.43%, avg=1283.37, stdev=980.60 write: io=9,740KiB, bw=165KiB/s, runt= 60109msec clat (msec): min= 10, max= 727, avg=146.39, stdev=114.73 bw (KiB/s) : min= 0, max= 1007, per=37.18%, avg=257.29, stdev=261.22 cpu : usr=1.00%, sys=0.66%, ctx=18907 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=1.4%, 4=1.7%, 10=10.3%, 20=23.9%, 50=20.0%, 100=17.7% lat (msec): 250=20.2%, 500=4.2%, 750=0.2%, 1000=0.0%, >=2000=0.0% fio: (groupid=0): err= 0: pid=28864 read : io=59,044KiB, bw=1,006KiB/s, runt= 60061msec clat (msec): min= 0, max= 576, avg=57.68, stdev=68.60 bw (KiB/s) : min= 4, max= 4517, per=39.92%, avg=1179.60, stdev=903.34 write: io=12,788KiB, bw=218KiB/s, runt= 60061msec clat (msec): min= 12, max= 713, avg=142.13, stdev=128.74 bw (KiB/s) : min= 0, max= 1632, per=49.73%, avg=344.13, stdev=362.57 cpu : usr=0.93%, sys=0.62%, ctx=18155 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=1.3%, 10=9.7%, 20=23.7%, 50=20.0%, 100=19.3% lat (msec): 250=20.8%, 500=4.0%, 750=0.5%, 1000=0.0%, >=2000=0.0% fio: (groupid=0): err= 0: pid=28865 read : io=49,252KiB, bw=839KiB/s, runt= 60084msec clat (msec): min= 1, max= 670, avg=57.42, stdev=70.89 bw (KiB/s) : min= 7, max= 4015, per=37.09%, avg=1096.11, stdev=993.31 write: io=18,148KiB, bw=309KiB/s, runt= 60084msec clat (msec): min= 20, max= 982, avg=141.50, stdev=118.75 bw (KiB/s) : min= 0, max= 1400, per=60.71%, avg=420.09, stdev=327.79 cpu : usr=0.79%, sys=0.63%, ctx=17132 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=0.1%, 4=1.3%, 10=6.1%, 20=22.3%, 50=22.5%, 100=18.8% lat (msec): 250=22.8%, 500=5.1%, 750=0.4%, 1000=0.1%, >=2000=0.0% Run status group 0 (all jobs): READ: io=169MiB, aggrb=2,955KiB/s, minb=839KiB/s, maxb=1,110KiB/s, mint=60061msec, maxt=60109msec WRITE: io=40,676KiB, aggrb=692KiB/s, minb=165KiB/s, maxb=309KiB/s, mint=60061msec, maxt=60109msec Disk stats (read/write): sda: ios=53544/653, merge=0/9581, ticks=149684/34132, in_queue=183800, util=99.80% 1.64user 1.14system 1:00.32elapsed 4%CPU (0avgtext+0avgdata 0maxresident)k 0inputs+0outputs (0major+54714minor)pagefaults 0swaps