Where can I look for biosize, etc, mount option descriptions? I've been
looking around, but I'm not familiar with all the xfs tools yet, so I
don't know where it is.
--
Austin Gonyou
Systems Architect, CCNA
Coremetrics, Inc.
Phone: 512-796-9023
email: austin@xxxxxxxxxxxxxxx
On Tue, 8 May 2001, Eric Sandeen wrote:
> Austin Gonyou wrote:
>
> > While stable, it doesn't do
> > me any good if I have to wait 5 mins for PINE to open when it's only
> > moving a few messages from inbox to other boxes. The same operation would
> > take 30 seconds with ReiserFS.
>
> This may be yet another issue with the default i/o size and databases.
> (we've seen this for rpm databases and sendmail access.db)
>
> I don't know for sure how pine uses gdbm, but I see that it is a
> requirement, so this is the likely culprit.
>
> Try mounting whichever filesystem contains the pine message database
> with the "-o biosize=13" option.
>
> If you want to make this the default, quoting Steve:
>
> > If you want to change the values used by default you can do this by changing
> > some constants in fs/xfs/xfs_mount.h and rebuilding. Change these values:
> >
> > /*
> > * Default minimum read and write sizes.
> > */
> > #define XFS_READIO_LOG_SMALL 15 /* <= 32MB memory */
> > #define XFS_WRITEIO_LOG_SMALL 15
> > #define XFS_READIO_LOG_LARGE 16 /* > 32MB memory */
> > #define XFS_WRITEIO_LOG_LARGE 16
> >
> > To all be 13
>
> Sorry it took a while for an answer, it didn't click in my head right
> away. :)
>
> -Eric
>
>
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