[mythtv-users] DVICO Fusion HDTV 5 Lite vs HD3000

Michael Haan michael.haan at gmail.com
Thu Jan 19 02:39:20 UTC 2006


On 1/18/06, Jarod Wilson <jarod at wilsonet.com> wrote:
>
> On Wed, Jan 18, 2006 at 01:37:36PM -0500, Daniel Kristjansson wrote:
> > On Wed, 2006-01-18 at 10:04 -0800, Jarod Wilson wrote:
> > > MBE). The other caveat is to have solid backup power, because XFS's
> > > aggressive caching might lead to random data corruption if your
> machine
> > > suddenly loses power.
> > All file systems will give you data corruption if your machine
> > suddenly loses power (with standard PC's). With standard params
> > ext3 will be a little better because it keeps puts a copy of the
> > data being written in the journal before it writes it in the correct
> > location, also as a security matter XFS will zero the bytes in a
> > partially written blocks on fsck, while ext3 just leaves the corrupted
> > block in place, which is often useful if the data is a text file.
>
> Yes, should have clarified that, I guess. Of course all file systems are
> susceptible to data corruption when not cleanly brought down, but XFS is
> worse than others. I have some personal horror stories about XFS at work
> from this past week, in fact... :)
>
> > AFAIK Except for ReiserFS, all other Linux filesystems will only
> > corrupt files open for writing, so this isn't entirely random...
> > However, files can include directories...
>
> I've seen XFS filesystems with non-open-for-writing files corrupted also
> (again, just this past week -- 64-bit SLES9 SP3, for anyone that cares).
>
> > For the video store, XFS and JFS are really the only reasonable
> > options. For your main Linux partitions ext3 and ReiserFS can
> > have some real advantages.
>
> Eh, ext3 works just fine for me right now. Slight lag on really large
> deletes, but that's about the only issue. Haven't bothered tweaking the
> mount params to improve performance either, its good enough as-is.
>
> --
> Jarod Wilson
> jarod at wilsonet.com
>
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>

Ok, so ReiserFS can cause issues with HD in Myth if you have 4k stacks, or
not?  If so, how do I know if I have 4k stacks?  How do I fix that, or do I
just swap the FS to ext3?  Sorry for being dense.....
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