Re: Bumping block size to 16K on FreeBSD... - Mailing list pgsql-hackers

From scott.marlowe
Subject Re: Bumping block size to 16K on FreeBSD...
Date
Msg-id Pine.LNX.4.33.0308281635350.5256-100000@css120.ihs.com
Whole thread Raw
In response to Re: Bumping block size to 16K on FreeBSD...  ("Marc G. Fournier" <scrappy@hub.org>)
Responses Re: Bumping block size to 16K on FreeBSD...
List pgsql-hackers
On Thu, 28 Aug 2003, Marc G. Fournier wrote:

> 
> 
> On Thu, 28 Aug 2003, Thomas Swan wrote:
> 
> > Has anyone looked at changing the default block size across the board
> > and what the performance improvements/penalties might be?  Hardware has
> > changed quite a bit over the years.
> 
> I *think* that the reason for the performance improvement on FreeBSD is
> that our FS block size is 16k, instead of 8k ... are there any other
> OSs that have increased theirs?

Linux, is still, as far as I know, limited to the max page size of the CPU 
it's on, which for most x86 is 4k.

Windows 2k can go up to 64k block sizes.



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