really strange ext4 behavior
Gerd v. Egidy
lists at egidy.de
Tue Feb 15 17:05:38 UTC 2011
> >> (except for ext3, where, for data integrity with a volatile writeback
> >> cache, defaults + barriers=1, since that safe default was never accepted
> >> upstream)
> > Why isn't it the Fedora default?
> Excellent question - we probably should flip it over in fedora to the safe
> Historically, there were times that applications got fsync happy (like
> firefox) and basically stopped working when barriers were enabled (only
> because they were waiting for the fsync to actually do something).
> I believe that we have exposed most of this kind of thing by now after
> years of default ext4 use so this should be mostly resolved,
weren't barriers kicked out with kernel 2.6.37?
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