[SLL] trouble with LVM?

[Steve Herber]

I think you get many of the AIX benefits if you use the open source IBM 
EVMS system.

 	http://evms.sourceforge.net/


Steve Herber	herber at thing.com		work: 206-221-7262
Security Engineer, UW Medicine, IT Services	home: 425-454-2399

On Thu, 25 Jan 2007, Glenn Stone wrote:

> On Thu, Jan 25, 2007 at 11:18:22AM -0800, Bill Campbell wrote:
>> The first place I
>> ran into this type of system was one running IBM's AIX at a
>> fairly large site.  It was very nice to be able to provide
>> expanded storage for an application without having to go through
>> major hassle.
>
> AIX's lvm was (last I ran it, lo these mumblteydecades ago) one of the
> sweetest setups I've ever seen.  Fast, efficient migration between physical
> volumes on the fly, striping, and one of the first non-mainframe OS's to
> bust the 2GB barrier (AIX 3.5)... that and the JFS that ran on top of it was
> one of the more robust FS's I've seen.  We had it tested the hard way more
> than once, between the kamikaze squirrels and the former grad student's
> toddler, who had a fascination with "switch"...
>
> Too bad I can't say the same thing for Linux's LVM implementation...
> although, interestingly enough, you *can* run IBM's JFS on most distros.
> I tend to eschew it in favor of XFS, though; JesseK ran several filesystems
> through the wringer at Pogo somewhere around the time of my re-arrival there
> and figured out that XFS, while not something GRUB wanted to boot from at
> the time (does it now?), was the best bang for buck of speed vs. stability
> for large filesystems.  We also figured out the hard way that Reiserfs was
> generally to be avoided... why SUSE had it as a standard for several years,
> I'll never know.
>
> -- Glenn
>