X-Git-Url: https://git.kernel.dk/?p=fio.git;a=blobdiff_plain;f=README;h=3240b65a412573b65eb2a6b90a73a73e678cea27;hp=d6e266ad6370788ae877dc514387f975ba7c42e1;hb=bbfd6b00dea4daee05133c8cb991b78d091df9ae;hpb=843a741389226f5f2d0ce8636cd57532be9b7e4d diff --git a/README b/README index d6e266ad..3240b65a 100644 --- a/README +++ b/README @@ -19,6 +19,22 @@ meta data as well. You can download them here: http://brick.kernel.dk/snaps/ +Pascal Bleser has fio RPMs in his repository, you +can find them here: + +http://linux01.gwdg.de/~pbleser/rpm-navigation.php?cat=System/fio + + +Building +-------- + +Just type 'make' and 'make install'. If on FreeBSD, for now you have to +specify the FreeBSD Makefile with -f, eg: + +$ make -f Makefile.Freebsd && make -f Makefile.FreeBSD install + +This might change in the future if I opt for an autoconf type setup. + Options ------- @@ -38,9 +54,17 @@ $ fio The format is as follows: + name=x Use 'x' as the identifier for this job. directory=x Use 'x' as the top level directory for storing files rw=x 'x' may be: read, randread, write, randwrite, rw (read-write mix), randrw (read-write random mix) + rwmixcycle=x Base cycle for switching between read and write + in msecs. + rwmixread=x 'x' percentage of rw mix ios will be reads. If + rwmixwrite is also given, the last of the two will + be used if they don't add up to 100%. + rwmixwrite=x 'x' percentage of rw mix ios will be writes. See + rwmixread. 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, @@ -98,6 +122,10 @@ The format is as follows: lockmem=x Lock down x amount of memory on the machine, to simulate a machine with less memory available. x can include k/m/g suffix. + nice=x Run job at given nice value. + exec_prerun=x Run 'x' before job io is begun. + exec_postrun=x Run 'x' after job io has finished. + ioscheduler=x Use ioscheduler 'x' for this job. Examples using a job file -------------------------