Re: Spinlocks, yet again: analysis and proposed patches

From: "Min Xu (Hsu)" <xu(at)cs(dot)wisc(dot)edu>
To: Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us>
Cc: pgsql-hackers(at)postgresql(dot)org
Subject: Re: Spinlocks, yet again: analysis and proposed patches
Date: 2005-09-14 03:22:44
Message-ID: 20050914032243.GM5161@cs.wisc.edu
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On Tue, 13 Sep 2005 Tom Lane wrote :
> "Min Xu (Hsu)" <xu(at)cs(dot)wisc(dot)edu> writes:
> > ... As you said, however, experimental results
> > shows fetching read-only lines didn't help, which led me wonder whether the
> > second scenario your described was really happening.
>
> I don't know --- we haven't tried it. I do intend to work up some
> patches for these ideas, and then we can test them.

I see. I look forward to it.

> Or, if you happen to be wide awake at the moment, feel free to take a
> shot at it ... I'm out of steam and won't get to it before tomorrow...

I am newbie here. Please don't let my comments discourage you from
doing anything. I enjoyed very much following your discussion and analysis
on this problem.

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