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From Dirk-Willem van Gulik <di...@covalent.net>
Subject RE: Review of possible replacement for pools
Date Mon, 27 Aug 2001 22:11:09 GMT

> This _is_ a race condition.  I reported this at the end of june on list.
> Subject: Possible race condition in pools WAS: RE: Thoughts on locks.
> At the end of the thread the conclusion was to fix it, most likely
> through documentation.
>
> Personally I think that locking on each allocation will kill performance.
> Just never use a pool in two threads.

Whilst debugging some of my own code I found it usefull to add to each
pool a record of the thread id (which is very cheap to retrive) and do a
comparision each time you try to use it when a DEBUG flag is on. I found
that to be a practical compromize to spot the issue.

Dw


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