[ZODB-Dev] Re: ZODB Benchmarks
David Pratt
fairwinds at eastlink.ca
Wed Mar 5 11:14:41 EST 2008
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 microseconds. You might need a
>>> lot of RAM to do that, though.
>>
>> Maybe, but somehow I think that disk IO will prevent this. I'll check.
>
> 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.
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