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] [ 2712/ 912 kb/s] [eta 00m:57s] Threads: 3: [mmm] [6.7% done] [ 2492/ 772 kb/s] [eta 00m:56s] Threads: 3: [mmm] [8.3% done] [ 1824/ 788 kb/s] [eta 00m:55s] Threads: 3: [mmm] [10.0% done] [ 2424/ 1076 kb/s] [eta 00m:54s] Threads: 3: [mmm] [11.7% done] [ 808/ 1896 kb/s] [eta 00m:53s] Threads: 3: [mmm] [13.3% done] [ 2844/ 792 kb/s] [eta 00m:52s] Threads: 3: [mmm] [15.0% done] [ 2096/ 368 kb/s] [eta 00m:51s] Threads: 3: [mmm] [16.7% done] [ 1720/ 1356 kb/s] [eta 00m:50s] Threads: 3: [mmm] [18.3% done] [ 2317/ 865 kb/s] [eta 00m:49s] Threads: 3: [mmm] [20.0% done] [ 1547/ 1240 kb/s] [eta 00m:48s] Threads: 3: [mmm] [21.7% done] [ 1417/ 937 kb/s] [eta 00m:47s] Threads: 3: [mmm] [23.3% done] [ 2906/ 653 kb/s] [eta 00m:46s] Threads: 3: [mmm] [25.0% done] [ 3572/ 452 kb/s] [eta 00m:45s] Threads: 3: [mmm] [26.7% done] [ 2244/ 421 kb/s] [eta 00m:44s] Threads: 3: [mmm] [28.3% done] [ 1693/ 1413 kb/s] [eta 00m:43s] Threads: 3: [mmm] [30.0% done] [ 3402/ 354 kb/s] [eta 00m:42s] Threads: 3: [mmm] [31.7% done] [ 1992/ 1098 kb/s] [eta 00m:41s] Threads: 3: [mmm] [33.3% done] [ 3225/ 1161 kb/s] [eta 00m:40s] Threads: 3: [mmm] [35.0% done] [ 3509/ 358 kb/s] [eta 00m:39s] Threads: 3: [mmm] [36.7% done] [ 3016/ 677 kb/s] [eta 00m:38s] Threads: 3: [mmm] [38.3% done] [ 3863/ 275 kb/s] [eta 00m:37s] Threads: 3: [mmm] [40.0% done] [ 3477/ 756 kb/s] [eta 00m:36s] Threads: 3: [mmm] [41.7% done] [ 2012/ 815 kb/s] [eta 00m:35s] Threads: 3: [mmm] [43.3% done] [ 1500/ 945 kb/s] [eta 00m:34s] Threads: 3: [mmm] [45.0% done] [ 2370/ 1331 kb/s] [eta 00m:33s] Threads: 3: [mmm] [46.7% done] [ 783/ 1539 kb/s] [eta 00m:32s] Threads: 3: [mmm] [48.3% done] [ 2957/ 315 kb/s] [eta 00m:31s] Threads: 3: [mmm] [51.7% done] [ 3749/ 768 kb/s] [eta 00m:29s] Threads: 3: [mmm] [53.3% done] [ 1346/ 736 kb/s] [eta 00m:28s] Threads: 3: [mmm] [55.0% done] [ 2201/ 704 kb/s] [eta 00m:27s] Threads: 3: [mmm] [56.7% done] [ 2709/ 0 kb/s] [eta 00m:26s] Threads: 3: [mmm] [58.3% done] [ 2815/ 114 kb/s] [eta 00m:25s] Threads: 3: [mmm] [60.0% done] [ 3256/ 228 kb/s] [eta 00m:24s] Threads: 3: [mmm] [61.7% done] [ 2152/ 612 kb/s] [eta 00m:23s] Threads: 3: [mmm] [63.3% done] [ 1264/ 1184 kb/s] [eta 00m:22s] Threads: 3: [mmm] [65.0% done] [ 2384/ 1200 kb/s] [eta 00m:21s] Threads: 3: [mmm] [66.7% done] [ 4444/ 48 kb/s] [eta 00m:20s] Threads: 3: [mmm] [68.3% done] [ 3292/ 156 kb/s] [eta 00m:19s] Threads: 3: [mmm] [70.0% done] [ 2684/ 84 kb/s] [eta 00m:18s] Threads: 3: [mmm] [71.7% done] [ 2388/ 1112 kb/s] [eta 00m:17s] Threads: 3: [mmm] [73.3% done] [ 1236/ 1272 kb/s] [eta 00m:16s] Threads: 3: [mmm] [75.0% done] [ 3204/ 208 kb/s] [eta 00m:15s] Threads: 3: [mmm] [76.7% done] [ 2484/ 64 kb/s] [eta 00m:14s] Threads: 3: [mmm] [78.3% done] [ 1800/ 852 kb/s] [eta 00m:13s] Threads: 3: [mmm] [80.0% done] [ 2836/ 528 kb/s] [eta 00m:12s] Threads: 3: [mmm] [81.7% done] [ 1960/ 792 kb/s] [eta 00m:11s] Threads: 3: [mmm] [83.3% done] [ 2692/ 368 kb/s] [eta 00m:10s] Threads: 3: [mmm] [85.0% done] [ 2296/ 880 kb/s] [eta 00m:09s] Threads: 3: [mmm] [86.7% done] [ 364/ 1428 kb/s] [eta 00m:08s] Threads: 3: [mmm] [88.3% done] [ 2348/ 172 kb/s] [eta 00m:07s] Threads: 3: [mmm] [90.0% done] [ 1000/ 844 kb/s] [eta 00m:06s] Threads: 3: [mmm] [91.7% done] [ 1840/ 544 kb/s] [eta 00m:05s] Threads: 3: [mmm] [93.3% done] [ 2256/ 744 kb/s] [eta 00m:04s] Threads: 3: [mmm] [95.0% done] [ 1616/ 0 kb/s] [eta 00m:03s] Threads: 3: [mmm] [96.7% done] [ 2496/ 200 kb/s] [eta 00m:02s] Threads: 3: [mmm] [98.3% done] [ 1320/ 1136 kb/s] [eta 00m:01s] fio: (groupid=0): err= 0: pid=9066 read : io=45,000KiB, bw=767KiB/s, runt= 60011msec clat (msec): min= 1, max= 651, avg=73.01, stdev=83.97 bw (KiB/s) : min= 5, max= 2565, per=41.60%, avg=968.76, stdev=713.30 write: io=14,832KiB, bw=253KiB/s, runt= 60011msec clat (msec): min= 8, max= 535, avg=165.40, stdev=114.45 bw (KiB/s) : min= 0, max= 943, per=46.91%, avg=341.02, stdev=268.86 cpu : usr=0.71%, sys=0.48%, ctx=15170 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=1.0%, 10=7.2%, 20=16.4%, 50=19.6%, 100=20.0% lat (msec): 250=26.4%, 500=8.1%, 750=0.6%, 1000=0.0%, >=2000=0.0% fio: (groupid=0): err= 0: pid=9067 read : io=50,196KiB, bw=856KiB/s, runt= 60023msec clat (msec): min= 2, max= 434, avg=69.97, stdev=70.47 bw (KiB/s) : min= 7, max= 2971, per=44.52%, avg=1036.76, stdev=754.56 write: io=12,756KiB, bw=217KiB/s, runt= 60023msec clat (msec): min= 11, max= 563, avg=147.14, stdev=105.02 bw (KiB/s) : min= 0, max= 1505, per=45.07%, avg=327.66, stdev=343.80 cpu : usr=0.77%, sys=0.61%, ctx=15928 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=0.9%, 10=6.2%, 20=16.3%, 50=20.3%, 100=24.3% lat (msec): 250=26.2%, 500=5.0%, 750=0.4%, 1000=0.0%, >=2000=0.0% fio: (groupid=0): err= 0: pid=9068 read : io=41,372KiB, bw=705KiB/s, runt= 60030msec clat (msec): min= 0, max= 734, avg=77.86, stdev=91.47 bw (KiB/s) : min= 17, max= 3748, per=39.89%, avg=929.00, stdev=795.52 write: io=15,056KiB, bw=256KiB/s, runt= 60030msec clat (msec): min= 4, max= 1260, avg=169.73, stdev=157.50 bw (KiB/s) : min= 0, max= 1370, per=48.37%, avg=351.69, stdev=288.42 cpu : usr=0.73%, sys=0.55%, ctx=14347 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=0.5%, 10=6.3%, 20=15.7%, 50=19.7%, 100=20.0% lat (msec): 250=28.0%, 500=7.7%, 750=1.2%, 1000=0.0%, >=2000=0.2% Run status group 0 (all jobs): READ: io=133MiB, aggrb=2,329KiB/s, minb=705KiB/s, maxb=856KiB/s, mint=60011msec, maxt=60030msec WRITE: io=42,644KiB, aggrb=727KiB/s, minb=217KiB/s, maxb=256KiB/s, mint=60011msec, maxt=60030msec Disk stats (read/write): sda: ios=44803/698, merge=0/10043, ticks=150336/51916, in_queue=202244, util=99.70% 1.33user 0.99system 1:00.37elapsed 3%CPU (0avgtext+0avgdata 0maxresident)k 0inputs+0outputs (44803major+1136minor)pagefaults 0swaps