X-Git-Url: https://git.kernel.dk/?p=fio.git;a=blobdiff_plain;f=HOWTO;h=57c0730b13d0ef7ef8b257a97ff56c1181aa53cf;hp=1b34c283af0f385e00407a9167c6ec02820ad4a1;hb=03b74b3ec5268e731ed7fcaef31c8c0655acd530;hpb=8aeebd5570ac4fccbcdd48f2e6f1cf1577f3c08d diff --git a/HOWTO b/HOWTO index 1b34c283..57c0730b 100644 --- a/HOWTO +++ b/HOWTO @@ -211,6 +211,9 @@ rw=str Type of io pattern. Accepted values are: For certain types of io the result may still be skewed a bit, since the speed may be different. +randrepeat=bool For random IO workloads, seed the generator in a predictable + way so that results are repeatable across repetitions. + size=siint The total size of file io for this job. This may describe the size of the single file the job uses, or it may be divided between the number of files in the job. If the @@ -344,7 +347,7 @@ startdelay=int Start this job the specified number of seconds after fio jobs, and you want to delay starting some jobs to a certain time. -timeout=int Tell fio to terminate processing after the specified number +runtime=int Tell fio to terminate processing after the specified number of seconds. It can be quite hard to determine for how long a specified job will run, so this parameter is handy to cap the total runtime to a given time.