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author | Paul Dubs <paul.dubs@gmail.com> | 2011-07-21 17:26:02 +0200 |
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committer | Paul Dubs <paul.dubs@gmail.com> | 2011-07-21 17:26:02 +0200 |
commit | 25c8b9d76ce2995c1144149df3b047d457c5613a (patch) | |
tree | f8245bdc4925e592af617c86a506dd922d8f6100 /README | |
parent | 35649e58042da4beefefc2678c09e4625ec2155e (diff) | |
download | fio-25c8b9d76ce2995c1144149df3b047d457c5613a.tar.gz |
Addes Trace file format description
Diffstat (limited to 'README')
-rw-r--r-- | README | 7 |
1 files changed, 2 insertions, 5 deletions
@@ -289,11 +289,8 @@ The job file parameters are: can be used to gauge hard drive speed over the entire platter, without reading everything. Both x/y can include k/m/g suffix. - iolog=x Open and read io pattern from file 'x'. The file must - contain one io action per line in the following format: - rw, offset, length - where with rw=0/1 for read/write, and the offset - and length entries being in bytes. + read_iolog=x Open and read io pattern from file 'x'. The file format + is described in the HOWTO. 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. Specify a separate file |