Messages in this thread | | | From | Rob Landley <> | Subject | Re: [patch] ext2/3: document conditions when reliable operation is possible | Date | Wed, 26 Aug 2009 22:16:17 -0500 |
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On Tuesday 25 August 2009 08:42:10 Alan Cox wrote: > On Tue, 25 Aug 2009 09:37:12 -0400 > > Ric Wheeler <rwheeler@redhat.com> wrote: > > I really think that the expectation that all OS's (windows, mac, even > > your ipod) all teach you not to hot unplug a device with any file system. > > Users have an "eject" or "safe unload" in windows, your iPod tells you > > not to power off or disconnect, etc. > > Agreed
Ok, I'll bite: What are journaling filesystems _for_?
> > I don't object to making that general statement - "Don't hot unplug a > > device with an active file system or actively used raw device" - but > > would object to the overly general statement about ext3 not working on > > flash, RAID5 not working, etc... > > The overall general statement for all media and all OS's should be > > "Do you have a backup, have you tested it recently"
It might be nice to know when you _needed_ said backup, and when you shouldn't re-backup bad data over it, because your data corruption actually got detected before then.
And maybe a pony.
Rob -- Latency is more important than throughput. It's that simple. - Linus Torvalds
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