fio: (g=0): rw=randrw, bs=4K-256K/4K-256K, ioengine=sync, iodepth=1 ... fio: (g=0): rw=randrw, bs=4K-256K/4K-256K, ioengine=sync, iodepth=1 Starting 3 threads Threads: 3 Threads: 3 Threads: 3: [mmm] [6.4% done] [ 10693/ 6597 kb/s] [eta 00m:44s] Threads: 3: [mmm] [8.3% done] [ 8752/ 5280 kb/s] [eta 00m:44s] Threads: 3: [mmm] [9.8% done] [ 6244/ 6312 kb/s] [eta 00m:46s] Threads: 3: [mmm] [11.1% done] [ 8768/ 2400 kb/s] [eta 00m:48s] Threads: 3: [mmm] [12.7% done] [ 9944/ 1256 kb/s] [eta 00m:48s] Threads: 3: [mmm] [13.6% done] [ 5728/ 6248 kb/s] [eta 00m:51s] Threads: 3: [mmm] [16.1% done] [ 6356/ 7512 kb/s] [eta 00m:47s] Threads: 3: [mmm] [17.9% done] [ 7728/ 3820 kb/s] [eta 00m:46s] Threads: 3: [mmm] [20.4% done] [ 9928/ 2508 kb/s] [eta 00m:43s] Threads: 3: [mmm] [21.8% done] [ 8124/ 2748 kb/s] [eta 00m:43s] Threads: 3: [mmm] [24.1% done] [ 8476/ 1940 kb/s] [eta 00m:41s] Threads: 3: [mmm] [25.0% done] [ 8844/ 1416 kb/s] [eta 00m:42s] Threads: 3: [mmm] [25.4% done] [ 8416/ 0 kb/s] [eta 00m:44s] Threads: 3: [mVm] [26.7% done] [ 8304/ 1312 kb/s] [eta 00m:44s] Threads: 3: [mVm] [28.3% done] [ 16732/ 324 kb/s] [eta 00m:43s] Threads: 2: [m_m] [30.0% done] [ 10215/ 3312 kb/s] [eta 00m:42s] Threads: 2: [m_m] [32.8% done] [ 6740/ 3284 kb/s] [eta 00m:39s] Threads: 2: [m_m] [35.7% done] [ 5448/ 3140 kb/s] [eta 00m:36s] Threads: 2: [m_m] [38.9% done] [ 5786/ 4529 kb/s] [eta 00m:33s] Threads: 2: [m_m] [43.1% done] [ 2960/ 8928 kb/s] [eta 00m:29s] Threads: 2: [m_m] [46.9% done] [ 4796/ 6088 kb/s] [eta 00m:26s] Threads: 2: [m_m] [50.0% done] [ 2505/ 6409 kb/s] [eta 00m:24s] Threads: 2: [m_m] [52.1% done] [ 2132/ 6576 kb/s] [eta 00m:23s] Threads: 2: [m_m] [54.2% done] [ 5736/ 1144 kb/s] [eta 00m:22s] Threads: 2: [m_m] [56.2% done] [ 4288/ 3052 kb/s] [eta 00m:21s] Threads: 2: [m_m] [56.0% done] [ 2744/ 4520 kb/s] [eta 00m:22s] Threads: 2: [V_m] [56.9% done] [ 18904/ 552 kb/s] [eta 00m:22s] Threads: 2: [V_m] [56.6% done] [ 15152/ 140 kb/s] [eta 00m:23s] Threads: 2: [V_m] [57.4% done] [ 21968/ 292 kb/s] [eta 00m:23s] Threads: 1: [__m] [60.4% done] [ 7264/ 3064 kb/s] [eta 00m:21s] Threads: 1: [__m] [66.0% done] [ 5032/ 3596 kb/s] [eta 00m:17s] Threads: 1: [__V] [77.3% done] [ 15832/ 1328 kb/s] [eta 00m:10s] Threads: 1: [__V] [89.7% done] [ 18192/ 0 kb/s] [eta 00m:04s] fio: (groupid=0): err= 0: pid=3872 read : io=100MiB, bw=3,275KiB/s, runt= 32013msec slat (msec): min= 0, max= 0, avg= 0.00, stdev= 0.00 clat (msec): min= 0, max= 332, avg= 9.98, stdev=23.97 bw (KiB/s) : min= 58, max=26984, per=47.52%, avg=4167.57, stdev=6569.39 write: io=60,204KiB, bw=2,156KiB/s, runt= 28583msec slat (msec): min= 0, max= 0, avg= 0.00, stdev= 0.00 clat (msec): min= 0, max= 323, avg=12.63, stdev=21.60 bw (KiB/s) : min= 0, max= 7089, per=78.84%, avg=2957.28, stdev=2290.30 cpu : usr=3.75%, sys=0.30%, ctx=2728 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=40.5%, 4=7.0%, 8=12.9%, 16=21.4%, 32=12.4%, 64=2.6%, 128=2.7% lat (msec): 256=0.4%, 512=0.1%, 1024=0.0%, >=2048=0.0% fio: (groupid=0): err= 0: pid=3873 read : io=100MiB, bw=5,973KiB/s, runt= 17555msec slat (msec): min= 0, max= 0, avg= 0.00, stdev= 0.00 clat (msec): min= 0, max= 125, avg= 8.14, stdev=11.67 bw (KiB/s) : min= 23, max=16539, per=69.11%, avg=6061.91, stdev=4004.89 write: io=25,616KiB, bw=1,662KiB/s, runt= 15775msec slat (msec): min= 0, max= 0, avg= 0.00, stdev= 0.00 clat (msec): min= 0, max= 112, avg=10.16, stdev=13.11 bw (KiB/s) : min= 0, max=13560, per=111.00%, avg=4163.56, stdev=4815.73 cpu : usr=4.81%, sys=0.57%, ctx=1875 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=21.5%, 4=14.8%, 8=32.5%, 16=14.6%, 32=13.5%, 64=2.2%, 128=0.7% lat (msec): 256=0.0%, 512=0.0%, 1024=0.0%, >=2048=0.0% fio: (groupid=0): err= 0: pid=3874 read : io=100MiB, bw=2,923KiB/s, runt= 35864msec slat (msec): min= 0, max= 0, avg= 0.00, stdev= 0.00 clat (msec): min= 0, max= 220, avg=13.30, stdev=25.74 bw (KiB/s) : min= 1, max=20250, per=42.37%, avg=3716.56, stdev=4864.65 write: io=37,968KiB, bw=1,150KiB/s, runt= 33786msec slat (msec): min= 0, max= 0, avg= 0.00, stdev= 0.00 clat (msec): min= 0, max= 172, avg=17.42, stdev=31.46 bw (KiB/s) : min= 0, max= 9908, per=56.01%, avg=2100.85, stdev=2506.97 cpu : usr=2.91%, sys=0.19%, ctx=2338 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=35.2%, 4=6.8%, 8=13.7%, 16=21.5%, 32=13.4%, 64=3.4%, 128=5.4% lat (msec): 256=0.6%, 512=0.0%, 1024=0.0%, >=2048=0.0% Run status group 0 (all jobs): READ: io=300MiB, aggrb=8,771KiB/s, minb=2,923KiB/s, maxb=5,973KiB/s, mint=17555msec, maxt=35864msec WRITE: io=121MiB, aggrb=3,751KiB/s, minb=1,150KiB/s, maxb=2,156KiB/s, mint=17555msec, maxt=35864msec Disk stats (read/write): sda: ios=5796/2248, merge=892/355, ticks=96796/40384, in_queue=137176, util=98.25% 3.09user 0.40system 0:36.31elapsed 9%CPU (0avgtext+0avgdata 0maxresident)k 0inputs+0outputs (0major+1063minor)pagefaults 0swaps