fio: (g=0): rw=randrw, bs=4K-256K/4K-256K, ioengine=posixaio, iodepth=8 ... fio: (g=0): rw=randrw, bs=4K-256K/4K-256K, ioengine=posixaio, iodepth=8 Starting 3 threads Threads: 3 Threads: 3 Threads: 3: [mmF] [15.8% done] [ 9812/ 0 kb/s] [eta 00m:16s] Threads: 3: [mFF] [16.7% done] [ 1224/ 36956 kb/s] [eta 00m:20s] Threads: 3: [mFF] [17.2% done] [ 972/ 592 kb/s] [eta 00m:24s] Threads: 3: [mFF] [18.2% done] [ 968/ 0 kb/s] [eta 00m:27s] Threads: 3: [mFF] [35.0% done] [ 564/ 23880 kb/s] [eta 00m:13s] Threads: 3: [mFF] [34.8% done] [ 528/ 0 kb/s] [eta 00m:15s] Threads: 3: [mFF] [36.0% done] [ 1088/ 0 kb/s] [eta 00m:16s] Threads: 3: [mFF] [35.7% done] [ 836/ 0 kb/s] [eta 00m:18s] Threads: 3: [mFF] [36.7% done] [ 796/ 0 kb/s] [eta 00m:19s] Threads: 3: [mFF] [37.5% done] [ 620/ 416 kb/s] [eta 00m:20s] Threads: 3: [mFF] [38.2% done] [ 1108/ 0 kb/s] [eta 00m:21s] Threads: 3: [mFF] [38.9% done] [ 1552/ 0 kb/s] [eta 00m:22s] Threads: 2: [mV_] [39.5% done] [ 20432/ 0 kb/s] [eta 00m:23s] Threads: 2: [mV_] [64.0% done] [ 31448/ 35736 kb/s] [eta 00m:09s] Threads: 2: [FV_] [100.0% done] [ 22844/ 6124 kb/s] [eta 00m:00s] Threads: 2: [FV_] [100.0% done] [ 10168/ 0 kb/s] [eta 00m:00s] Threads: 1: [F__] [100.0% done] [ 8672/ 0 kb/s] [eta 00m:00s] Threads: 1: [V__] [74.1% done] [ 7572/ 0 kb/s] [eta 00m:07s] Threads: 1: [V__] [87.5% done] [ 23960/ 0 kb/s] [eta 00m:03s] Threads: 1: [V__] [100.0% done] [ 27820/ 0 kb/s] [eta 00m:00s] fio: (groupid=0): err= 0: pid=30794 read : io=100MiB, bw=4,574KiB/s, runt= 22909msec slat (msec): min= 0, max= 0, avg= 0.00, stdev= 0.00 clat (msec): min= 0, max= 1481, avg=84.21, stdev=189.91 bw (KiB/s) : min= 1, max=29889, per=57.42%, avg=5255.27, stdev=8549.75 write: io=66,748KiB, bw=3,388KiB/s, runt= 20172msec slat (msec): min= 0, max= 0, avg= 0.00, stdev= 0.00 clat (msec): min= 0, max= 951, avg=11.94, stdev=83.64 bw (KiB/s) : min= 0, max=23241, per=43.92%, avg=5817.80, stdev=9996.26 cpu : usr=2.30%, sys=1.66%, ctx=5382 IO depths : 1=1.5%, 2=49.4%, 4=28.1%, 8=21.1%, 16=0.0%, 32=0.0%, >=64=0.0% lat (msec): 2=43.5%, 4=0.0%, 10=17.6%, 20=15.0%, 50=9.6%, 100=3.3% lat (msec): 250=4.7%, 500=2.1%, 750=2.5%, 1000=1.2%, >=2000=0.3% fio: (groupid=0): err= 0: pid=30795 read : io=100MiB, bw=5,488KiB/s, runt= 19106msec slat (msec): min= 0, max= 0, avg= 0.00, stdev= 0.00 clat (msec): min= 0, max= 247, avg=33.47, stdev=45.23 bw (KiB/s) : min= 6, max=31005, per=141.54%, avg=12954.00, stdev=11619.94 write: io=91,812KiB, bw=6,453KiB/s, runt= 14568msec slat (msec): min= 0, max= 0, avg= 0.00, stdev= 0.00 clat (msec): min= 0, max= 107, avg= 1.14, stdev= 8.81 bw (KiB/s) : min= 0, max=17797, per=67.17%, avg=8898.50, stdev=12584.38 cpu : usr=4.08%, sys=2.14%, ctx=4714 IO depths : 1=1.7%, 2=52.7%, 4=31.0%, 8=14.6%, 16=0.0%, 32=0.0%, >=64=0.0% lat (msec): 2=46.6%, 4=1.5%, 10=16.9%, 20=14.9%, 50=10.4%, 100=3.0% lat (msec): 250=6.5%, 500=0.0%, 750=0.0%, 1000=0.0%, >=2000=0.0% fio: (groupid=0): err= 0: pid=30796 read : io=0KiB, bw=0KiB/s, runt= 14602msec write: io=100MiB, bw=7,199KiB/s, runt= 14564msec slat (msec): min= 0, max= 0, avg= 0.00, stdev= 0.00 clat (msec): min= 0, max= 4, avg= 0.26, stdev= 0.55 bw (KiB/s) : min= 0, max=116269, per=438.85%, avg=58134.50, stdev=82214.60 cpu : usr=5.78%, sys=2.85%, ctx=3177 IO depths : 1=0.2%, 2=96.9%, 4=2.8%, 8=0.0%, 16=0.0%, 32=0.0%, >=64=0.0% lat (msec): 2=96.1%, 4=2.9%, 10=0.3%, 20=0.0%, 50=0.0%, 100=0.0% lat (msec): 250=0.0%, 500=0.0%, 750=0.0%, 1000=0.0%, >=2000=0.0% Run status group 0 (all jobs): READ: io=200MiB, aggrb=9,152KiB/s, minb=0KiB/s, maxb=5,488KiB/s, mint=14602msec, maxt=22909msec WRITE: io=255MiB, aggrb=13,247KiB/s, minb=3,388KiB/s, maxb=7,199KiB/s, mint=14602msec, maxt=22909msec Disk stats (read/write): sda: ios=2855/2465, merge=898/62286, ticks=39528/2159812, in_queue=2275204, util=98.21% 2.19user 1.27system 0:23.23elapsed 14%CPU (0avgtext+0avgdata 0maxresident)k 0inputs+0outputs (0major+2462minor)pagefaults 0swaps