Subject | Re: [firebird-support] Re: How to find out buffer size. |
---|---|
Author | Alexandre Benson Smith |
Post date | 2007-01-08T18:40:22Z |
Anderson Farias wrote:
slowness if a big (> 10k) pages on cache is used. AFAIK 1.0 and 1.5 has
the same algorithm to handle the page cache. FB 2.0 has changed it.
--
Alexandre Benson Smith
Development
THOR Software e Comercial Ltda
Santo Andre - Sao Paulo - Brazil
www.thorsoftware.com.br
>> Reduce de Cache Size to something between 8000-10000.I won't call it a bug, but a limitation on the algorithm that cause
>> There is a known limitation on the FB 1.X dirty page algorithm
>> that tends to slow down with Cache Size greater than 10k.
>>
>
> AFAIK even on FB 1.0 this 'bug' was never really confirmed. And I have
> heard reports of no problem at all on fb 1.5 (can anyone comfirm?!)
>
slowness if a big (> 10k) pages on cache is used. AFAIK 1.0 and 1.5 has
the same algorithm to handle the page cache. FB 2.0 has changed it.
> Regards,see you !
> Anderson
>
--
Alexandre Benson Smith
Development
THOR Software e Comercial Ltda
Santo Andre - Sao Paulo - Brazil
www.thorsoftware.com.br