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] [ 4444/ 196 kb/s] [eta 00m:57s] Threads: 3: [mmm] [6.7% done] [ 2468/ 1044 kb/s] [eta 00m:56s] Threads: 3: [mmm] [8.3% done] [ 2872/ 0 kb/s] [eta 00m:55s] Threads: 3: [mmm] [10.0% done] [ 2348/ 1336 kb/s] [eta 00m:54s] Threads: 3: [mmm] [11.7% done] [ 4560/ 44 kb/s] [eta 00m:53s] Threads: 3: [mmm] [13.3% done] [ 3804/ 168 kb/s] [eta 00m:52s] Threads: 3: [mmm] [15.0% done] [ 784/ 1636 kb/s] [eta 00m:51s] Threads: 3: [mmm] [16.7% done] [ 1784/ 1432 kb/s] [eta 00m:50s] Threads: 3: [mmm] [18.3% done] [ 780/ 1896 kb/s] [eta 00m:49s] Threads: 3: [mmm] [20.0% done] [ 976/ 1420 kb/s] [eta 00m:48s] Threads: 3: [mmm] [21.7% done] [ 1628/ 676 kb/s] [eta 00m:47s] Threads: 3: [mmm] [23.3% done] [ 716/ 2516 kb/s] [eta 00m:46s] Threads: 3: [mmm] [25.0% done] [ 3552/ 604 kb/s] [eta 00m:45s] Threads: 3: [mmm] [26.7% done] [ 1100/ 1364 kb/s] [eta 00m:44s] Threads: 3: [mmm] [28.3% done] [ 2156/ 1268 kb/s] [eta 00m:43s] Threads: 3: [mmm] [30.0% done] [ 4200/ 180 kb/s] [eta 00m:42s] Threads: 3: [mmm] [31.7% done] [ 3012/ 1120 kb/s] [eta 00m:41s] Threads: 3: [mmm] [33.3% done] [ 2472/ 604 kb/s] [eta 00m:40s] Threads: 3: [mmm] [35.0% done] [ 3232/ 928 kb/s] [eta 00m:39s] Threads: 3: [mmm] [36.7% done] [ 3196/ 220 kb/s] [eta 00m:38s] Threads: 3: [mmm] [38.3% done] [ 1596/ 1136 kb/s] [eta 00m:37s] Threads: 3: [mmm] [40.0% done] [ 956/ 1532 kb/s] [eta 00m:36s] Threads: 3: [mmm] [41.7% done] [ 2580/ 932 kb/s] [eta 00m:35s] Threads: 3: [mmm] [43.3% done] [ 1704/ 720 kb/s] [eta 00m:34s] Threads: 3: [mmm] [45.0% done] [ 1320/ 1756 kb/s] [eta 00m:33s] Threads: 3: [mmm] [46.7% done] [ 3628/ 240 kb/s] [eta 00m:32s] Threads: 3: [mmm] [48.3% done] [ 1448/ 1300 kb/s] [eta 00m:31s] Threads: 3: [mmm] [50.0% done] [ 1796/ 1152 kb/s] [eta 00m:30s] Threads: 3: [mmm] [51.7% done] [ 1612/ 1036 kb/s] [eta 00m:29s] Threads: 3: [mmm] [53.3% done] [ 1124/ 960 kb/s] [eta 00m:28s] Threads: 3: [mmm] [55.0% done] [ 2964/ 380 kb/s] [eta 00m:27s] Threads: 3: [mmm] [56.7% done] [ 3552/ 300 kb/s] [eta 00m:26s] Threads: 3: [mmm] [58.3% done] [ 2088/ 24 kb/s] [eta 00m:25s] Threads: 3: [mmm] [60.0% done] [ 2544/ 1148 kb/s] [eta 00m:24s] Threads: 3: [mmm] [61.7% done] [ 1700/ 624 kb/s] [eta 00m:23s] Threads: 3: [mmm] [63.3% done] [ 1720/ 1260 kb/s] [eta 00m:22s] Threads: 3: [mmm] [65.0% done] [ 1232/ 1104 kb/s] [eta 00m:21s] Threads: 3: [mmm] [66.7% done] [ 1652/ 0 kb/s] [eta 00m:20s] Threads: 3: [mmm] [68.3% done] [ 1312/ 616 kb/s] [eta 00m:19s] Threads: 3: [mmm] [71.7% done] [ 1292/ 1084 kb/s] [eta 00m:17s] Threads: 3: [mmm] [73.3% done] [ 724/ 932 kb/s] [eta 00m:16s] Threads: 3: [mmm] [75.0% done] [ 1552/ 1152 kb/s] [eta 00m:15s] Threads: 3: [mmm] [76.7% done] [ 1508/ 0 kb/s] [eta 00m:14s] Threads: 3: [mmm] [78.3% done] [ 440/ 1536 kb/s] [eta 00m:13s] Threads: 3: [mmm] [80.0% done] [ 2524/ 936 kb/s] [eta 00m:12s] Threads: 3: [mmm] [81.7% done] [ 1912/ 688 kb/s] [eta 00m:11s] Threads: 3: [mmm] [83.3% done] [ 2452/ 128 kb/s] [eta 00m:10s] Threads: 3: [mmm] [85.0% done] [ 3100/ 656 kb/s] [eta 00m:09s] Threads: 3: [mmm] [86.7% done] [ 1800/ 316 kb/s] [eta 00m:08s] Threads: 3: [mmm] [88.3% done] [ 976/ 1000 kb/s] [eta 00m:07s] Threads: 3: [mmm] [90.0% done] [ 2008/ 308 kb/s] [eta 00m:06s] Threads: 3: [mmm] [91.7% done] [ 2248/ 128 kb/s] [eta 00m:05s] Threads: 3: [mmm] [93.3% done] [ 3584/ 136 kb/s] [eta 00m:04s] Threads: 3: [mmm] [95.0% done] [ 2576/ 376 kb/s] [eta 00m:03s] Threads: 3: [mmm] [96.7% done] [ 1912/ 484 kb/s] [eta 00m:02s] Threads: 3: [mmm] [98.3% done] [ 1812/ 344 kb/s] [eta 00m:01s] fio: (groupid=0): err= 0: pid=397 read : io=48,504KiB, bw=827KiB/s, runt= 60000msec clat (msec): min= 2, max= 970, avg=88.09, stdev=106.09 bw (KiB/s) : min= 10, max= 3976, per=46.08%, avg=997.15, stdev=863.62 write: io=11,028KiB, bw=188KiB/s, runt= 60000msec clat (msec): min= 14, max= 580, avg=173.57, stdev=125.61 bw (KiB/s) : min= 0, max= 1175, per=41.81%, avg=332.78, stdev=282.85 cpu : usr=0.68%, sys=0.50%, ctx=15038 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=1.0%, 10=6.1%, 20=17.2%, 50=18.4%, 100=19.4% lat (msec): 250=26.7%, 500=9.5%, 750=1.0%, 1000=0.2%, >=2000=0.0% fio: (groupid=0): err= 0: pid=398 read : io=40,160KiB, bw=685KiB/s, runt= 60010msec clat (msec): min= 2, max= 508, avg=75.45, stdev=82.37 bw (KiB/s) : min= 3, max= 3043, per=43.42%, avg=939.65, stdev=826.00 write: io=16,788KiB, bw=286KiB/s, runt= 60010msec clat (msec): min= 6, max= 764, avg=157.74, stdev=129.99 bw (KiB/s) : min= 0, max= 1360, per=51.13%, avg=406.98, stdev=364.76 cpu : usr=0.75%, sys=0.38%, ctx=14469 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=0.8%, 10=3.8%, 20=17.7%, 50=19.0%, 100=21.4% lat (msec): 250=28.7%, 500=6.8%, 750=1.0%, 1000=0.2%, >=2000=0.0% fio: (groupid=0): err= 0: pid=399 read : io=38,204KiB, bw=651KiB/s, runt= 60011msec clat (msec): min= 1, max= 577, avg=75.83, stdev=78.88 bw (KiB/s) : min= 71, max= 3526, per=41.70%, avg=902.29, stdev=826.76 write: io=18,868KiB, bw=321KiB/s, runt= 60011msec clat (msec): min= 15, max= 1032, avg=160.53, stdev=141.25 bw (KiB/s) : min= 0, max= 1266, per=52.09%, avg=414.65, stdev=342.49 cpu : usr=0.68%, sys=0.50%, ctx=14512 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=0.3%, 4=0.3%, 10=4.8%, 20=15.7%, 50=15.0%, 100=25.3% lat (msec): 250=30.4%, 500=6.2%, 750=1.0%, 1000=0.2%, >=2000=0.2% Run status group 0 (all jobs): READ: io=124MiB, aggrb=2,164KiB/s, minb=651KiB/s, maxb=827KiB/s, mint=60000msec, maxt=60011msec WRITE: io=46,684KiB, aggrb=796KiB/s, minb=188KiB/s, maxb=321KiB/s, mint=60000msec, maxt=60011msec Disk stats (read/write): sda: ios=43388/704, merge=0/11034, ticks=151076/34776, in_queue=185844, util=99.68% 1.27user 0.88system 1:00.37elapsed 3%CPU (0avgtext+0avgdata 0maxresident)k 0inputs+0outputs (43388major+1149minor)pagefaults 0swaps