[Date Prev][Date Next] [Thread Prev][Thread Next]
[Thread Index]
[Date Index]
[Author Index]
Re: [Linux-cluster] FS Block Size Limit
- From: Ken Preslan <kpreslan redhat com>
- To: Mike Fedyk <mfedyk matchmail com>
- Cc: linux-cluster redhat com
- Subject: Re: [Linux-cluster] FS Block Size Limit
- Date: Fri, 3 Sep 2004 14:36:09 -0500
On Fri, Sep 03, 2004 at 12:15:30PM -0700, Mike Fedyk wrote:
> >Linux filesystems can't have block sizes greater than the machine's
> >page size. For x86 and x86_64 that's 4096 bytes. I've seen 16k pages
> >on a IA64 box, so you can go larger there.
> >
> I remember some threads on LKML about larger page sizes on x86.
>
> Not sure on the current status, but you'll want to look into "page cluster".
There are huge pages, meaning you can configure some subset of the pages
in a system to be a lot bigger than default (4MB on x86 boxes). I don't
think that helps filesystem block sizes any. Or were you thinking of
something else?
--
Ken Preslan <kpreslan redhat com>
[Date Prev][Date Next] [Thread Prev][Thread Next]
[Thread Index]
[Date Index]
[Author Index]