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: [mmm] [14.3% done] [ 20333/ 1117 kb/s] [eta 00m:18s] Threads: 3: [mmm] [18.2% done] [ 9387/ 7943 kb/s] [eta 00m:18s] Threads: 3: [mmm] [22.7% done] [ 11942/ 7566 kb/s] [eta 00m:17s] Threads: 3: [mmm] [27.3% done] [ 12877/ 5857 kb/s] [eta 00m:16s] Threads: 3: [mmm] [30.4% done] [ 4173/ 13771 kb/s] [eta 00m:16s] Threads: 3: [mmm] [33.3% done] [ 9496/ 7139 kb/s] [eta 00m:16s] Threads: 3: [mmm] [37.5% done] [ 6097/ 9387 kb/s] [eta 00m:15s] Threads: 3: [mmm] [40.0% done] [ 8687/ 7468 kb/s] [eta 00m:15s] Threads: 3: [mmm] [44.0% done] [ 10006/ 6772 kb/s] [eta 00m:14s] Threads: 3: [mmm] [48.0% done] [ 11869/ 2905 kb/s] [eta 00m:13s] Threads: 3: [mmm] [50.0% done] [ 9286/ 3884 kb/s] [eta 00m:13s] Threads: 3: [mmm] [51.9% done] [ 9703/ 3803 kb/s] [eta 00m:13s] Threads: 3: [mmm] [55.6% done] [ 8533/ 2279 kb/s] [eta 00m:12s] Threads: 3: [mmm] [57.1% done] [ 9719/ 1601 kb/s] [eta 00m:12s] Threads: 3: [mmm] [58.6% done] [ 7358/ 2466 kb/s] [eta 00m:12s] Threads: 3: [mmm] [60.0% done] [ 8439/ 1381 kb/s] [eta 00m:12s] Threads: 3: [mmm] [61.3% done] [ 4580/ 2586 kb/s] [eta 00m:12s] fio: ioengines.c:195: td_io_queue: Assertion `(io_u->flags & IO_U_F_FLIGHT) == 0' failed. fio: pid=9098, got signal=6 Threads: 2: [m_m] [62.5% done] [ 6623/ 1056 kb/s] [eta 00m:12s] Threads: 2: [m_V] [63.6% done] [ 13852/ 772 kb/s] [eta 00m:12s] Threads: 1: [m_E] [64.7% done] [ 12153/ 768 kb/s] [eta 00m:12s] Threads: 1: [V__] [74.2% done] [ 14336/ 0 kb/s] [eta 00m:08s] Threads: 1: [V__] [85.7% done] [ 18785/ 0 kb/s] [eta 00m:04s] fio: (groupid=0): err= 0: pid=9097 read : io=100MiB, bw=4,312KiB/s, runt= 24245msec slat (msec): min= 0, max= 0, avg= 0.00, stdev= 0.00 clat (msec): min= 1, max= 639, avg=67.30, stdev=55.17 bw (KiB/s) : min= 5, max=22577, per=45.52%, avg=5005.16, stdev=4812.39 write: io=29,780KiB, bw=1,344KiB/s, runt= 22673msec slat (msec): min= 0, max= 0, avg= 0.00, stdev= 0.00 clat (msec): min= 27, max= 807, avg=124.48, stdev=95.05 bw (KiB/s) : min= 0, max= 6560, per=41.92%, avg=1875.65, stdev=1715.11 cpu : usr=0.31%, sys=0.51%, ctx=8304 IO depths : 1=0.1%, 2=1.0%, 4=16.6%, 8=82.2%, 16=0.0%, 32=0.0%, >=64=0.0% lat (msec): 2=0.0%, 4=0.7%, 10=4.9%, 20=10.2%, 50=19.2%, 100=31.4% lat (msec): 250=31.3%, 500=1.2%, 750=0.5%, 1000=0.1%, >=2000=0.0% fio: (groupid=0): err= 0: pid=9098 cpu : usr=0.00%, sys=0.00%, ctx=0 IO depths : 1=0.1%, 2=0.1%, 4=5.4%, 8=94.4%, 16=0.0%, 32=0.0%, >=64=0.0% lat (msec): 2=0.0%, 4=0.0%, 10=0.1%, 20=0.3%, 50=9.8%, 100=48.7% lat (msec): 250=40.6%, 500=0.0%, 750=0.0%, 1000=0.0%, >=2000=0.0% fio: (groupid=0): err= 0: pid=9099 read : io=100MiB, bw=4,783KiB/s, runt= 21850msec slat (msec): min= 0, max= 0, avg= 0.00, stdev= 0.00 clat (msec): min= 3, max= 260, avg=80.28, stdev=42.40 bw (KiB/s) : min= 8, max=17489, per=45.95%, avg=5052.14, stdev=3739.28 write: io=23,204KiB, bw=1,169KiB/s, runt= 20312msec slat (msec): min= 0, max= 0, avg= 0.00, stdev= 0.00 clat (msec): min= 59, max= 411, avg=113.65, stdev=43.40 bw (KiB/s) : min= 0, max= 6274, per=58.89%, avg=2634.93, stdev=2740.58 cpu : usr=0.62%, sys=0.44%, ctx=7332 IO depths : 1=0.2%, 2=0.2%, 4=11.5%, 8=88.1%, 16=0.0%, 32=0.0%, >=64=0.0% lat (msec): 2=0.0%, 4=0.1%, 10=0.9%, 20=4.6%, 50=17.8%, 100=38.9% lat (msec): 250=36.8%, 500=0.6%, 750=0.0%, 1000=0.0%, >=2000=0.0% Run status group 0 (all jobs): READ: io=254MiB, aggrb=10,996KiB/s, minb=0KiB/s, maxb=4,783KiB/s, mint=21850msec, maxt=24245msec WRITE: io=99,076KiB, aggrb=4,474KiB/s, minb=0KiB/s, maxb=1,344KiB/s, mint=21850msec, maxt=24245msec Disk stats (read/write): cciss!c0d0: ios=5062/2004, merge=640/222, ticks=50120/33048, in_queue=83164, util=97.99% 0.35user 0.42system 0:24.91elapsed 3%CPU (0avgtext+0avgdata 0maxresident)k 520880inputs+198264outputs (0major+2431minor)pagefaults 0swaps