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From Cliff Woolley <jwool...@virginia.edu>
Subject Re: Dumb APR_BUCKET_BUFF_SIZE question
Date Sat, 08 Jan 2005 05:54:46 GMT
On Fri, 7 Jan 2005, Rasmus Lerdorf wrote:

> Why is it hardcoded to be 8000?  It would seem like you could easily be
> unlucky and just miss the cutoff and end up with a 6000 byte heap bucket
> followed by a 3000 byte transient bucket, for example, as a result of 3
> 3000 byte ap_rwrites.  For that particular case it might be quite
> beneficial to increase APR_BUCKET_BUFF_SIZE to 9000 which would suggest
> that it might be something that should be configurable.

In fact, it used to be 9000.  Then we realized that that was causing
cache/page alignment problems.  So we changed it to be just a fuzz less
than 8KB to allow it plus the bucket allocator structures to fit into one
8KB or two 4KB pages.

--Cliff

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