From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Message-ID: <52FA992D.6050507@kernel.dk> Date: Tue, 11 Feb 2014 14:42:05 -0700 From: Jens Axboe MIME-Version: 1.0 Subject: Re: Fio 2.1.5 release upcoming References: <20140206192135.GB3950@kernel.dk> <20140209205744.GB2750@kernel.dk> <20140210221420.GD4096@kernel.dk> <52F95D7B.1000002@kernel.dk> <20140211152721.GA19057@kernel.dk> <52FA7A32.1090307@kernel.dk> <52FA9442.3090309@kernel.dk> In-Reply-To: Content-Type: text/plain; charset=ISO-8859-1; format=flowed Content-Transfer-Encoding: 7bit To: Matthew Eaton Cc: fio@vger.kernel.org List-ID: On 2014-02-11 14:38, Matthew Eaton wrote: >> Try and delete the output files and re-run it. > > Ok, but got the same result. Here is the output. > > matt@matt-work:~/fiogit/fio$ rm -r ~/temp/* > matt@matt-work:~/fiogit/fio$ ls -l ~/temp > total 0 > matt@matt-work:~/fiogit/fio$ ./fio ~/fio.job > job: (g=0): rw=write, bs=1M-1M/1M-1M/1M-1M, ioengine=sync, iodepth=1 > fio-2.1.4-51-geb0c7 > Starting 1 process > job: Laying out IO file(s) (50 file(s) / 1023MB) > Jobs: 1 (f=10) > job: (groupid=0, jobs=1): err= 0: pid=18777: Tue Feb 11 13:37:19 2014 > write: io=1000.0MB, bw=562947KB/s, iops=549, runt= 1819msec > clat (usec): min=331, max=18299, avg=1790.14, stdev=3952.06 > lat (usec): min=342, max=18310, avg=1804.84, stdev=3952.43 > clat percentiles (usec): > | 1.00th=[ 338], 5.00th=[ 346], 10.00th=[ 354], 20.00th=[ 374], > | 30.00th=[ 398], 40.00th=[ 434], 50.00th=[ 442], 60.00th=[ 482], > | 70.00th=[ 644], 80.00th=[ 660], 90.00th=[ 9408], 95.00th=[13632], > | 99.00th=[16512], 99.50th=[17792], 99.90th=[18048], 99.95th=[18304], > | 99.99th=[18304] > bw (KB /s): min=387072, max=1038307, per=100.00%, avg=606881.00, > stdev=373648.33 > lat (usec) : 500=61.20%, 750=28.70% > lat (msec) : 10=0.20%, 20=9.90% > cpu : usr=2.20%, sys=25.91%, ctx=261, majf=0, minf=33 > IO depths : 1=100.0%, 2=0.0%, 4=0.0%, 8=0.0%, 16=0.0%, 32=0.0%, >=64=0.0% > submit : 0=0.0%, 4=100.0%, 8=0.0%, 16=0.0%, 32=0.0%, 64=0.0%, >=64=0.0% > complete : 0=0.0%, 4=100.0%, 8=0.0%, 16=0.0%, 32=0.0%, 64=0.0%, >=64=0.0% > issued : total=r=0/w=1000/d=0, short=r=0/w=0/d=0 > latency : target=0, window=0, percentile=100.00%, depth=1 > > Run status group 0 (all jobs): > WRITE: io=1000.0MB, aggrb=562946KB/s, minb=562946KB/s, > maxb=562946KB/s, mint=1819msec, maxt=1819msec > > Disk stats (read/write): > sda: ios=0/1005, merge=0/0, ticks=0/191632, in_queue=207380, util=83.30% Weird, this is what I get with your config file: [...] Run status group 0 (all jobs): WRITE: io=1023.9MB, aggrb=130026KB/s, minb=130026KB/s, maxb=130026KB/s, mint=8063msec, maxt=8063msec and each file in temp/ is 21474836, which should give us 1023.99MB of IO. -- Jens Axboe