X-Git-Url: https://git.kernel.dk/?p=fio.git;a=blobdiff_plain;f=README;h=c951504eb52925c46678195d1783abd219ebf01f;hp=79d71f9a8bab641ee8952a060c152478aae947e5;hb=9ebc27e1352b905fe3396ce2350a7765fe9c57b8;hpb=f94819192600fe35d03ebed26a803abdc2b9864c;ds=sidebyside diff --git a/README b/README index 79d71f9a..c951504e 100644 --- a/README +++ b/README @@ -43,16 +43,11 @@ Command line ------------ $ fio - -s IO is sequential - -b block size in KiB for each io -t Runtime in seconds - -r For random io, sequence must be repeatable - -R If one thread fails to meet rate, quit all - -o Use direct IO is 1, buffered if 0 -l Generate per-job latency logs -w Generate per-job bandwidth logs -f Read for job descriptions - -O Log output to file + -o Log output to file -h Print help info -v Print version information and exit @@ -82,6 +77,8 @@ The job file parameters are: be used if they don't add up to 100%. rwmixwrite=x 'x' percentage of rw mix ios will be writes. See rwmixread. + rand_repeatable=x The sequence of random io blocks can be repeatable + across runs, if 'x' is 1. size=x Set file size to x bytes (x string can include k/m/g) ioengine=x 'x' may be: aio/libaio/linuxaio for Linux aio, posixaio for POSIX aio, sync for regular read/write io,