[Tfug] Filesystem suggestion

John Gruenenfelder johng at as.arizona.edu
Tue Jun 15 18:11:27 MST 2010


Greetings all,

First, to Malcolm's "hell" response: very well said.  To the point without
being insulting.


Anyway, for something OT (that's On Topic this time)... I'm looking for some
real world suggestions for a filesystem to use on my desktop PC.

For many years now I've been using XFS.  It's rock solid, threaded (so I've
read) and apparently fast.  Only once since I've been using it have I ever had
an filesystem corruption, and that was after an abrupt power outage caused by,
of all things, my UPS.  It's log does not guarantee data integrity, but it's
very good at keeping the filesystem from being hosed.  I also very much enjoy
never ever having to fsck the system, because it's always doing minor checks
to make sure the FS is sound.

At the time I began using XFS, it was by far the most advanced.  But now?
I've seen many benchmarks, and it still ranks well, but I'm looking for some
real world uses here.  What do you use?  What do you have to compare it with
and how well does it work?

The situation:  Very shortly now I will be upgrading my desktop PC.  Part of
that entails replacing my small several year old SATA drive with two 1TB SATA
(running at either SATA2 or 3 speeds) in a RAID-0 striping configuration.  I'm
mostly just looking for speed and a snappy system.  Backing up of data is done
by putting things on my file server which has a nice RAID-5 array running
right now, plus any copies I've made elsewhere or uploaded to other machines.
So I'm not too worried that this configuration will cause doom.  I'm probably
going to use the old drive as a backup drive, as well, since I have an easy to
use eSATA harddrive dock on my desk.

Of course, I don't *need* 2TB of space.  I suppose I could get the same read
performance from a RAID-1 array, correct?  That's doable too.

So, what would you suggest for filesystem and drive arrangement?  BTW, even
those most every MB has some sort of RAID "hardware" on it, I'll just be using
the Linux kernel RAID as I'm familiar with it and it works fine, even though
it means that my small Windows partition won't be able to partake of the RAID
speed up.  Everything I've ever read on this list says those MB RAID solutions
are not very good (although if anybody has something to say contrary to that,
I'd like to hear that, too).


-- 
--John Gruenenfelder    Systems Manager, MKS Imaging Technology, LLC.
Try Weasel Reader for PalmOS  --  http://weaselreader.org
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