X-Git-Url: https://git.kernel.dk/?p=fio.git;a=blobdiff_plain;f=README;h=aec8207ce27c980e70ebbdb49abffc4af7e0a9f1;hp=8b84a08a8d8583ce2e24b03dc74947f565e40b84;hb=4e0ba8af8f0bfe0f194122661c8a659c2ac748e6;hpb=a4e167ee3ba40cb0587cf27dca2a9f8b947e568a;ds=sidebyside diff --git a/README b/README index 8b84a08a..aec8207c 100644 --- a/README +++ b/README @@ -19,6 +19,11 @@ 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 + Options ------- @@ -41,6 +46,13 @@ The format is as follows: 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, @@ -92,9 +104,15 @@ The format is as follows: rw, offset, length where with rw=0/1 for read/write, and the offset and length entries being in bytes. + write_iolog=x Write an iolog to file 'x' in the same format as iolog. + The iolog options are exclusive, if both given the + read iolog will be performed. 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. Examples using a job file -------------------------