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: [mFm] [6.0% done] [ 1200/ 27684 kb/s] [eta 00m:47s] Threads: 3: [mFm] [6.7% done] [ 1524/ 0 kb/s] [eta 00m:56s] Threads: 3: [FFm] [41.7% done] [ 860/ 68512 kb/s] [eta 00m:07s] Threads: 3: [FFF] [100.0% done] [ 128/ 42452 kb/s] [eta 00m:00s] Threads: 3: [FFF] [100.0% done] [ 0/ 0 kb/s] [eta 00m:00s] Threads: 3: [FFF] [100.0% done] [ 0/ 0 kb/s] [eta 00m:00s] Threads: 3: [FFF] [100.0% done] [ 0/ 0 kb/s] [eta 00m:00s] Threads: 3: [FFF] [100.0% done] [ 0/ 0 kb/s] [eta 00m:00s] Threads: 3: [FFF] [100.0% done] [ 0/ 0 kb/s] [eta 00m:00s] Threads: 3: [FFF] [100.0% done] [ 0/ 0 kb/s] [eta 00m:00s] Threads: 3: [FFF] [100.0% done] [ 0/ 0 kb/s] [eta 00m:00s] Threads: 3: [FFF] [100.0% done] [ 0/ 0 kb/s] [eta 00m:00s] Threads: 3: [FVF] [68.2% done] [ 0/ 0 kb/s] [eta 00m:07s] Threads: 3: [VVV] [69.6% done] [ 15804/ 0 kb/s] [eta 00m:07s] Threads: 3: [VVV] [73.9% done] [ 29944/ 0 kb/s] [eta 00m:06s] Threads: 3: [VVV] [81.8% done] [ 31444/ 0 kb/s] [eta 00m:04s] Threads: 3: [VVV] [86.4% done] [ 28136/ 0 kb/s] [eta 00m:03s] Threads: 3: [VVV] [95.2% done] [ 36796/ 0 kb/s] [eta 00m:01s] Threads: 3: [VVV] [100.0% done] [ 36380/ 0 kb/s] [eta 00m:00s] Threads: 3: [VVV] [100.0% done] [ 30972/ 0 kb/s] [eta 00m:00s] Threads: 3: [VVV] [100.0% done] [ 40280/ 0 kb/s] [eta 00m:00s] Threads: 2: [VEV] [100.0% done] [ 32360/ 0 kb/s] [eta 00m:00s] fio: (groupid=0): err= 0: pid=15220 read : io=100MiB, bw=4,277KiB/s, runt= 24514msec clat (msec): min= 0, max= 281, avg= 7.22, stdev=32.41 bw (KiB/s) : min= 0, max=14798, per=50.99%, avg=6496.52, stdev=5901.97 write: io=96,780KiB, bw=6,501KiB/s, runt= 15242msec clat (msec): min= 0, max= 24, avg= 0.16, stdev= 1.53 bw (KiB/s) : min= 0, max=21673, per=67.19%, avg=13073.33, stdev=11508.26 cpu : usr=5.43%, sys=1.31%, ctx=916 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=86.1%, 4=4.5%, 10=5.3%, 20=1.3%, 50=0.8%, 100=0.5% lat (msec): 250=1.3%, 500=0.1%, 750=0.0%, 1000=0.0%, >=2000=0.0% fio: (groupid=0): err= 0: pid=15221 read : io=100MiB, bw=4,367KiB/s, runt= 24006msec clat (msec): min= 0, max= 503, avg= 5.09, stdev=29.16 bw (KiB/s) : min= 6, max=17564, per=82.52%, avg=10513.50, stdev=4548.49 write: io=99MiB, bw=6,821KiB/s, runt= 15188msec clat (msec): min= 0, max= 32, avg= 0.13, stdev= 1.56 bw (KiB/s) : min= 0, max=114089, per=282.72%, avg=55008.67, stdev=57153.38 cpu : usr=5.48%, sys=1.12%, ctx=841 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=87.0%, 4=4.4%, 10=6.4%, 20=0.7%, 50=0.5%, 100=0.2% lat (msec): 250=0.8%, 500=0.0%, 750=0.0%, 1000=0.0%, >=2000=0.0% fio: (groupid=0): err= 0: pid=15222 read : io=100MiB, bw=4,247KiB/s, runt= 24688msec clat (msec): min= 0, max= 279, avg= 7.66, stdev=33.02 bw (KiB/s) : min= 19, max=16140, per=56.28%, avg=7171.17, stdev=5279.82 write: io=91,664KiB, bw=6,164KiB/s, runt= 15226msec clat (msec): min= 0, max= 33, avg= 0.02, stdev= 0.82 bw (KiB/s) : min= 0, max=49385, per=126.91%, avg=24692.50, stdev=34920.47 cpu : usr=4.81%, sys=1.18%, ctx=1031 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=84.6%, 4=5.2%, 10=6.3%, 20=1.0%, 50=0.8%, 100=0.5% lat (msec): 250=1.2%, 500=0.2%, 750=0.0%, 1000=0.0%, >=2000=0.0% Run status group 0 (all jobs): READ: io=300MiB, aggrb=12,741KiB/s, minb=4,247KiB/s, maxb=4,367KiB/s, mint=24006msec, maxt=24688msec WRITE: io=283MiB, aggrb=19,457KiB/s, minb=6,164KiB/s, maxb=6,821KiB/s, mint=24006msec, maxt=24688msec Disk stats (read/write): sda: ios=3231/2018, merge=1272/70338, ticks=112540/1816100, in_queue=1928640, util=94.74% 3.84user 0.96system 0:26.42elapsed 18%CPU (0avgtext+0avgdata 0maxresident)k 0inputs+0outputs (4major+1073minor)pagefaults 0swaps