[rt-users] RT3 speed thread

[Les Mikesell]

> From: Michael van Elst
> 
> You could do thousands of ACL lookups per minute. Any rough number on how
> many queries before the page displays ?

I've seen MySQL (in other situations) become very slow if it must perform
a multi-table join as part of a query operation and the temporary table
exceeds the memory buffer making the subsequent sort happen in disk files.
Response can drop from seconds to minutes at that threshold.

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   Les Mikesell
     les at futuresource.com