Re: [HACKERS] Final Thoughts for 8.3 on LWLocking and Scalability

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От Simon Riggs
Тема Re: [HACKERS] Final Thoughts for 8.3 on LWLocking and Scalability
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Msg-id 1189517607.4281.474.camel@ebony.site
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On Tue, 2007-09-11 at 10:42 +0100, Simon Riggs wrote:

> 2. CountActiveBackends() searches the whole of the proc array, even
> though it could stop when it gets to commit_siblings. Stopping once the
> heuristic has been determined seems like the best thing to do. A small
> patch to implement this is attached.

 backend/access/transam/xact.c   |    2 !!
 backend/storage/ipc/procarray.c |   11 !!!!!!!!!!!
 include/storage/procarray.h     |    2 !!
 3 files changed, 15 modifications(!)

--
  Simon Riggs
  2ndQuadrant  http://www.2ndQuadrant.com

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