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Re: svn stability problems

From: Brandon Ehle <azverkan_at_yahoo.com>
Date: 2003-01-15 21:53:10 CET

Bob Gustafson wrote:

>Hmm, sounds like lock management problems. Multiple users acquiring locks
>and causing deadlock? (the hangs anyway. The recursion problems may also
>be related)
>
>
Sometimes even a single user can cause problems, I think different
processes on httpd are handling the requests so it acts on the database
just like multiple users are hitting it.

>There isn't any way to use lots of simulated users pounding on the database
>to test for nonexistence of this problem. It needs to be done analytically.
>
>There are higher-order tools (e.g., Spin) which can be used to model the
>transactions and analyze whether problems exist. This is a lot of work
>though.
>
>

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Received on Wed Jan 15 21:53:52 2003

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