[GRLUG] WMNTUG Windows 7 Meeting

[Bob Kline]

On Wed, Sep 16, 2009 at 3:32 PM, Raymond McLaughlin
<driveray at ameritech.net>wrote:

> Bob Kline wrote:
> >
> >
> > On Wed, Sep 16, 2009 at 3:01 PM, Raymond McLaughlin
> >
> >     This is why XFS is my filesystem of choice, especially for large
> >     volumes. Some folks like to stick with a small ext3 volume for the OS
> >     itself, and there are valid reasons for this selection. But for big
> >     (>30G) filesystems XFS is really the way to go.
> >
> >     Raymond McLaughlin
> >
> >
> > Please elaborate.
>
> First off I should admit to a sort of bias. I have been active in the
> Metro Detroit Linux Users Group for over 10 years, MDLUG was started
> among SGI employees, and XFS was open sourced to Linux at about that
> time. In this context I have to say I started using XFS on the
> recommendation of people who know more about it than I do.
>
> > XFS can be checked
> > much faster, but  just as thoroughly in
> > some sense?
>
> The MUCH faster fsk on XFS is the main attraction. Rarely more than a
> few seconds delay at startup. As far a thoroughness, I'm not sure how to
> quantify that. I've never lost a filesystem due to a crash. Individual
> files sometimes, when a power cord got yanked during a write. There's
> really no practical way to avoid that.
>
> >  What are the "valid reasons?"
>
> The main consideration is that, to maintain compatibility with the Irix
> implementation, Linux XFS always starts writing the file system in the
> first sector of the device it is written to. This makes it incompatible
> with installing GRUB (or LILO for that matter) into boot sector of such
> an XFS partition. As long as you can install the boot loader elsewhere,
> MBR, another partition or another device, then XFS can be used for
> boot/root filesystems.
>
> > As in, I don't know  a thing about it, so a
> > small word salad about what it is, and its
> > virtues and advantages over ext3, would
> > be appreciated.
>
>
> Ray
>
>
http://en.wikipedia.org/wiki/XFS

More and more, Wikipedia should be
one of the first places to look for things
Linux, but I didn't before.  The link above
adds some detail about XFS.

Also http://en.wikipedia.org/wiki/ZFS

See the section about Linux, but don't
hold your breath now that Oracle owns
Sun.

http://en.wikipedia.org/wiki/List_of_file_systems

Well, something for everyone?

   -- Bob
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