Date: Mon, 17 May 2010 14:47:56 +0300 From: Mike Barnard <mike.barnardq@gmail.com> To: bf1783@gmail.com Cc: freebsd-fs@freebsd.org Subject: Re: UFS Journaling gone south Message-ID: <AANLkTimsbw__6A1ZVxgWllT_vfslwB6cju19gcRyRHPG@mail.gmail.com> In-Reply-To: <AANLkTinoE8Xiw3Qrr8BnVZOISMmeRSVov4_6H--5L-uR@mail.gmail.com> References: <AANLkTinoE8Xiw3Qrr8BnVZOISMmeRSVov4_6H--5L-uR@mail.gmail.com>
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Hi, On Mon, May 17, 2010 at 1:09 PM, b. f. <bf1783@googlemail.com> wrote: > > >It looks like in your setup gjournal interacts badly with glabel. Try > >using the "-h" switch to gjournal. > > that seems to have done something... but when I reboot the server, my journal devices seem to have vanished :-s. I can can get into single usermode and an 'ls /dev' shows my disk partitions but no journal devices. Prior to rebooting, I checked and I did have da0s1f.journal and da0s1g.journal and the da0s2d and da0s2e devices, after the reboot and the panic, I check /dev and the seem to have reverted back to da0s1f and da0s1g... and da0s2d and da0s2e have also gone AWOL... :-w > And since you said in follow-ups to your other post that you were able > to create the data providers anew, and that you had zeroed out the > disk before creating them, then why not use "newfs -r" with an > appropriate number (2 reserved sectors?), in your newfs/gjournal > label -f/tunefs -J sequence, to reduce the chance of overwriting > something important. > > fortunately, this is a new installation on which I want to test journal devices. I'll do this again, reserving some sectors on both partitions. -- Mike Of course, you might discount this possibility, but remember that one in a million chances happen 99% of the time. ------------------------------------------------------------
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