Re: [PATCHES] LWLock statistics collector - Mailing list pgsql-hackers

From Kevin Brown
Subject Re: [PATCHES] LWLock statistics collector
Date
Msg-id 20060804023508.GA11514@filer
Whole thread Raw
In response to Re: [PATCHES] LWLock statistics collector  (Tom Lane <tgl@sss.pgh.pa.us>)
List pgsql-hackers
Tom Lane wrote:
> If I thought that average users would have a need for LWLock statistics,
> I'd be more sympathetic to expending effort on a nice frontend for
> viewing the statistics, but this is and always will be just a concern
> for hardcore hackers ...

That may be true of the output, but that's not a very strong argument
against making it much easier to gather and display the LWLock
statistics.  I can easily imagine the patch be a useful performance
troubleshooting tool in a high load environment.  Depends on how
easy/intrusive it is to enable/use the stderr method on a production
system, though, as well as how much of a performance impact the
measurements have on overall operation...



-- 
Kevin Brown                          kevin@sysexperts.com


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