Benji York wrote:
If you're on Linux, you can tweak swappiness (/proc/sys/vm/swappiness;
http://lwn.net/Articles/83588/) to affect how much RAM is used for the
page cache and how much for your process.
While we're on that subject. We recently had a box that would take
strain for almost no rea
David Pratt wrote:
Hi Benji. Have you any settings to recommend or use a default. Many thanks.
For benchmarking? No.
Too high and you'll spend a bunch of time swapping to free up space for
disk cache; too low and you may not have a large enough disk cache to be
effective.
--
Benji York
Sen
Hi Benji. Have you any settings to recommend or use a default. Many thanks.
Regards,
David
Benji York wrote:
Roché Compaan wrote:
On Tue, 2008-03-04 at 13:27 -0700, Shane Hathaway wrote:
Maybe if you set up a ZODB cache that allows just over 10 million
objects, the lookup time will drop to mi
Roché Compaan wrote:
On Tue, 2008-03-04 at 13:27 -0700, Shane Hathaway wrote:
Maybe if you set up a ZODB cache that allows just over 10 million
objects, the lookup time will drop to microseconds. You might need a
lot of RAM to do that, though.
Maybe, but somehow I think that disk IO will pre
Roché Compaan wrote:
On Tue, 2008-03-04 at 13:27 -0700, Shane Hathaway wrote:
On a related topic, you might be interested in the RelStorage
performance charts I just posted. Don't take them too seriously, but
I
think the charts are useful.
http://shane.willowrise.com/archives/relstorage-10-a
On Tue, 2008-03-04 at 13:27 -0700, Shane Hathaway wrote:
> On a related topic, you might be interested in the RelStorage
> performance charts I just posted. Don't take them too seriously, but
> I
> think the charts are useful.
>
> http://shane.willowrise.com/archives/relstorage-10-and-measureme
On Tue, Mar 4, 2008 at 10:16 PM, Shane Hathaway <[EMAIL PROTECTED]> wrote:
> Not if you're only retrieving intermediate information.
Sure. And my point is that in a typical websetting, you don't. You
either retrieve data to be displayed, or you insert data from a HTTP
post. Massaging data from on
Hi Roche. I figured this out once and it was included in PGStorage so it
should be in relstorage also. Take a look at get_db_size method in
postgres adapter. relstorage is in the zope repository.
Regards,
David
Roché Compaan wrote:
- How much disk space does each database consume when there
On Tue, 2008-03-04 at 23:00 +0100, Bernd Dorn wrote:
> On 04.03.2008, at 22:16, Shane Hathaway wrote:
>
> > Lennart Regebro wrote:
> >> On Tue, Mar 4, 2008 at 9:27 PM, Shane Hathaway
> >> <[EMAIL PROTECTED]> wrote:
> >>> - Did you use optimal methods of retrieval in Postgres? It is
> >>> freque
On Tue, 2008-03-04 at 13:27 -0700, Shane Hathaway wrote:
> Roché Compaan wrote:
> > On Mon, 2008-02-25 at 07:36 +0200, Roché Compaan wrote:
> >> I'll update my blog post with the final stats and let you know when it
> >> is ready.
> >>
> >
> > I'll have to keep running these tests because the more
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