Re: User concurrency thresholding: where do I look?

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To: Tom Lane <tgl@xxxxxxxxxxxxx>
Subject: Re: User concurrency thresholding: where do I look?
From: Robert Lor <Robert.Lor@xxxxxxx>
Date: Thu, 26 Jul 2007 14:56:08 -0500
Cc: "Jignesh K. Shah" <J.K.Shah@xxxxxxx>, Simon Riggs <simon@xxxxxxxxxxxxxxx>, Josh Berkus <josh@xxxxxxxxxxxx>, pgsql-performance@xxxxxxxxxxxxxx, Alvaro Herrera <alvherre@xxxxxxxxxxxxxxxxx>
In-reply-to: <27577.1185464568@xxxxxxxxxxxxx>
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Tom Lane wrote:


That path would be taking CLogControlLock ... so you're off by at least
one.  Compare the script to src/include/storage/lwlock.h.

Indeed, the indexing was off by one due to the removal ofBuffMappingLock in src/include/storage/lwlock.h between 8.1 and 8.2which was not updated in the DTrace script.


Thanks,
Robert


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References:
- Re: User concurrency thresholding: where do I look?
  - From: Jignesh K. Shah
- Re: User concurrency thresholding: where do I look?
  - From: Tom Lane
- Re: User concurrency thresholding: where do I look?
  - From: Jignesh K. Shah
- Re: User concurrency thresholding: where do I look?
  - From: Tom Lane

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