Messages in this thread | | | Date | Mon, 11 Jan 2010 15:13:24 -0500 | From | Ric Wheeler <> | Subject | Re: [2.6.30 and later] file corruption on ext3 filesystem. |
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On 01/08/2010 09:53 PM, Tetsuo Handa wrote: > Dave Chinner wrote: > >> I agree that it is very wrong, but it's a known problem with writeback >> mode in ext3: >> >> http://thread.gmane.org/gmane.linux.kernel/818044/focus=819977 >> >> More info as to how this change came about and the proposed but not >> yet realised fixes: >> >> http://lwn.net/Articles/328363/ >> > Thank you for the pointer. > > Indeed, most Linux boxes are used by single user. > But implicitly importing other deleted file's data is still annoying > even if the box is used by only one user. > > When I was trying to identify the steps to reproduce, I got ./a.out replaced > by the deleted .bash_history due to power failure. I executed ./a.out as root > without knowing that the file contains deleted .bash_history , and many > commands listed in deleted .bash_history are executed as root. > I thought my box was cracked and trojaned. :-( >
Fedora and some other distributions changed the default back to data ordered mode in order to avoid exactly this kind of mess. Even if you are on a single user system, this behavior is certainly unexpected for most users :-)
Ric
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