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Re: Sampling profiler updated

From: Peter Eisentraut <peter_e(at)gmx(dot)net>
To: pgsql-hackers(at)postgresql(dot)org
Cc: Dimitri Fontaine <dfontaine(at)hi-media(dot)com>, Itagaki Takahiro <itagaki(dot)takahiro(at)oss(dot)ntt(dot)co(dot)jp>
Subject: Re: Sampling profiler updated
Date: 2009-07-21 13:13:41
Message-ID: 200907211613.41673.peter_e@gmx.net (view raw or flat)
Thread:
Lists: pgsql-hackers
On Tuesday 21 July 2009 09:09:54 Dimitri Fontaine wrote:
> >  * Is it ok we have two versions of profiling? (this and dtrace  
> > probes)
>
> Can't comment on this, never used dtrace before, don't have a version  
> of it on my production systems.

Well, the objection remains: We already have dtrace support, and dtrace or 
dtrace-like systems are spreading to many operating systems, so one wonders 
whether it is useful to clutter the code with another probing system instead 
of putting some resources, say, into getting systemtap up to speed.

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