Date: Fri, 27 Apr 2012 23:07:50 -0400 From: Alejandro Imass <aimass@yabarana.com> To: Erich Dollansky <erich@alogreentechnologies.com> Cc: freebsd-questions@freebsd.org Subject: Re: UFS Crash and directories now missing Message-ID: <CAHieY7TNjZYd-APLhj_McmkFfVADfa-_4%2BnWjTPzF5cvJvQvgg@mail.gmail.com> In-Reply-To: <201204281000.05551.erich@alogreentechnologies.com> References: <CAHieY7Tt_mMvjLjdfEL8Kp7scb%2BHwmC_P%2Bpz5U02gOVPavjupA@mail.gmail.com> <CAHieY7Sg8zQp5aUqxng5p7rkeoQog0Erc3mxsECzvKt_dwVZ1Q@mail.gmail.com> <201204281000.05551.erich@alogreentechnologies.com>
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On Fri, Apr 27, 2012 at 11:00 PM, Erich Dollansky <erich@alogreentechnologies.com> wrote: > Hi, > > On Saturday 28 April 2012 09:33:47 Alejandro Imass wrote: >> On Fri, Apr 27, 2012 at 7:52 PM, Alejandro Imass <aimass@yabarana.com> wrote: >> > >> > We had a server crash and required a hard reboot. The system is on one >> > disk and another disc mounts /usr/jails and everything runs in jails, >> > pristine base system, and the base system is working perfectly. >> > >> > The second volume, the one with the jails mounted but every jail >> > directory disappeared except one. df still shows the data being used >> > so I'm guessing it's a logical error in the directory structure or >> > something. I unmounted the drive and ran fsck and reported no >> > problems. df shows the data being use so where is the data?? >> > > > what is du saying? >> >> OK, so here is an update, maybe someone has some clue here.... >> >> All the jails wound up in the /usr/local/etc/apache22 of the only >> surviving jail which is the http proxy to all the other jails. > > You want to say that all the data you were looking for have been moved to this directory? >> EXACTLY THAT. In fact the data is intact and I have already backed-up everything to another disk. >> Right before the server crashed I noticed MySQL at 100% o several CPUs >> and the server was on it's knees, so I'm wondering.... was this an >> attack? is it possible that Apache or MySQL moved the files?? >> >> I mean the jails are there, I'm even backing them up right now.... but >> how did these directories move here????? >> >> Anybody has ANY logical explanation??? > > Journaling is new to me. Could this be the cause? > Maybe so, I have no idea. Maybe it's because EzJail mount volumes with each jail or some other wild explanation. I honestly have never seen this before. I am just glad that UFS was nice enough to keep my data somewhere at least, and after my bad experiences with ZFS I can now say with a lot more certainty that UFS rocks. I mean something got screwed up but the data was not lost. Hope someone can shed some light here.. -- Alejandro > Erich
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