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Re: [ogfs-dev]FAQ & performance



On Sat, May 31, 2003 at 08:35:00PM -0500, Brian Jackson wrote:
> I added a FAQ to the docs in cvs. It only has one question so far. I basically 
> just needed someplace to answer a question and none of the existing docs 
> seemed to fit (the question was "what are the possible mount options?" in 
> case you are curious).
> 
> I also added some bonnie++ runs to docs/rawperformance.txt. I ran 3 runs each 
> with different settings for the diralloc mount option. The results were a 
> little surprising. Of the 3 options (single, roundrobin, random) random was 
> the best in almost every test. I kind of thought rrobin might have been 
> better. The test were all run on s single host ogfs setup. I am going to try 
> the test again running multiple instances at a time.

> I might try to run the 
> tests again on the OSDL boxes when Joe gets them going again.

Just tell me if you want to have access to my boxes.

> There is also 
> another mount option I am going to try to run some tests with varying values 
> is the readahead buffer size.
> 
> As always questions/comments/flames welcome :)

Bye

Dominik ^_^  ^_^


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