X-Git-Url: https://git.kernel.dk/?a=blobdiff_plain;f=README;h=d8cca8af7f1c77ccb3e37b28fd89ab6f71551aa6;hb=8e9fe637622aab409101c90d26670375a50ff4f3;hp=359fc2d2f9bb977368c6d2460d13495256c563bf;hpb=b990b5c06801d6d25e3fcc5415efbbe7bb23341e;p=fio.git diff --git a/README b/README index 359fc2d2..d8cca8af 100644 --- a/README +++ b/README @@ -88,6 +88,8 @@ The job file parameters are: usb-storage or sata/libata driven) devices. iodepth=x For async io, allow 'x' ios in flight overwrite=x If 'x', layout a write file first. + nrfiles=x Spread io load over 'x' number of files per job, + if possible. prio=x Run io at prio X, 0-7 is the kernel allowed range prioclass=x Run io at prio class X bs=x Use 'x' for thread blocksize. May include k/m postfix. @@ -113,6 +115,7 @@ The job file parameters are: bwavgtime=x Average bandwidth stats over an x msec window. create_serialize=x If 'x', serialize file creation. create_fsync=x If 'x', run fsync() after file creation. + unlink If set, unlink files when done. end_fsync=x If 'x', run fsync() after end-of-job. loops=x Run the job 'x' number of times. verify=x If 'x' == md5, use md5 for verifies. If 'x' == crc32, @@ -135,6 +138,8 @@ The job file parameters are: 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. + write_bw_log Write a bandwidth log. + write_lat_log Write a latency log. 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.