Re: Spread checkpoint sync
От | Greg Smith |
---|---|
Тема | Re: Spread checkpoint sync |
Дата | |
Msg-id | 4D4C48CB.5020202@2ndquadrant.com обсуждение исходный текст |
Ответ на | Re: Spread checkpoint sync (Michael Banck <mbanck@debian.org>) |
Список | pgsql-hackers |
Michael Banck wrote: <blockquote cite="mid:20110203225510.GA29855@nighthawk.chemicalconnection.dyndns.org" type="cite"><prewrap="">On Sat, Jan 15, 2011 at 05:47:24AM -0500, Greg Smith wrote: </pre><blockquote type="cite"><pre wrap="">Forexample, the pre-release Squeeze numbers we're seeing are awful so far, but it's not really done yet either. </pre></blockquote><pre wrap=""> Unfortunately, it does not look like Debian squeeze will change any more (or has changed much since your post) at this point, except for maybe further stable kernel updates. Which file system did you see those awful numbers on and could you maybe go into some more detail? </pre></blockquote><br /> Once the release comes out any day now I'll see if I can duplicate themon hardware I can talk about fully, and share the ZCAV graphs if it's still there. The server I've been running allof the extended pgbench tests in this thread on is running Ubuntu simply as a temporary way to get 2.6.32 before Squeezeships. Last time I tried installing one of the Squeeze betas I didn't get anywhere; hoping the installer bug I raninto has been sorted when I try again.<br /><br /><pre class="moz-signature" cols="72">-- Greg Smith 2ndQuadrant US <a class="moz-txt-link-abbreviated" href="mailto:greg@2ndQuadrant.com">greg@2ndQuadrant.com</a> Baltimore, MD PostgreSQL Training, Services, and 24x7 Support <a class="moz-txt-link-abbreviated" href="http://www.2ndQuadrant.us">www.2ndQuadrant.us</a> "PostgreSQL 9.0 High Performance": <a class="moz-txt-link-freetext" href="http://www.2ndQuadrant.com/books">http://www.2ndQuadrant.com/books</a> </pre>
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