On Mon, May 26, 2014 at 09:32:57AM -0500, Adam Thompson wrote:
> On May 26, 2014 9:16:17 AM CDT, "Martin Schr??der" <[email protected]> wrote:
> >2014-05-26 15:52 GMT+02:00 Walter Souza <[email protected]>:
> >> Why OpenBSD has no interest in using journal file system?
> >
> >http://www.openbsd.org/faq/faq8.html#Journaling
> >
> >Please read the FAQ.
> >
> >Best
> > Martin
>
> Arguably, Walter might be better served by turning off softdep and ensuring
> the filesystem is mounted 'sync'.
> That doesn't solve the fsck speed issue, but it would help ensure no data
> loss.
>
> Note to Walter: a journaling filesystem is not magic, you can (and will)
> still experience data loss in uncontrolled shutdowns. Journaling just means
> (roughly) that the metadata and data are written in the correct order so that
> the filesystem is not in an inconsistent state... not that you won't lose
> data.
> (As already pointed out, softdep does much the same thing.)
>
> Does running FFS2 improve fsck times? Not something I've ever tested...
Yes it does, in most cases. But the most important is to use large
block and/or fragments sizes, if that is acceptable for your use (it
wastes space if you have a lot of small files).
-Otto
