Date: Wed, 27 Aug 2003 09:51:08 -0600 From: Scott Long <scottl@freebsd.org> To: Bill Moran <wmoran@potentialtech.com> Cc: freebsd-performance@freebsd.org Subject: Re: Performance tests I did with FreeBSD, Linux and PostgreSQL Message-ID: <3F4CD36C.40604@freebsd.org> In-Reply-To: <3F4CB7D2.9000503@potentialtech.com> References: <3F4C143D.7000909@potentialtech.com> <20030827114316.300fd455.Alexander@Leidinger.net> <3F4CB7D2.9000503@potentialtech.com>
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Bill Moran wrote: > Alexander Leidinger wrote: >> I don't know if 5.1-RELEASE has malloc debugging enabled, but to be on >> the safe side you should maybe do a "ln -s aj /etc/malloc.conf" before >> you start PostgreSQL. malloc debugging is disabled in 5.0-R and 5.1-R. Once we hit 5-STABLE it will be turned off for good in the branch. > > I may look into that, but it seems like the more important thing to do > is test 4.8 at this point. > > If you look at the times, these tests are time-consuming. I probably > should have reduced the number of records involved, but if I do that > now, I have to rerun all the tests ... > It would be interesting to see if the recent locking of the ATA driver has any benefit on these tests. Of course if you update to 5-CURRENT then you'll need to disable INVARIANTS, WITNESS, and malloc debugging. Scott
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