Date: Fri, 01 Apr 2011 16:07:25 +0400 From: "Marat N.Afanasyev" <amarat@ksu.ru> To: Marko Lerota <mlerota@claresco.hr> Cc: freebsd-stable@freebsd.org Subject: Re: Constant rebooting after power loss Message-ID: <4D95BFFD.2040307@ksu.ru> In-Reply-To: <87d3l6p5xv.fsf@cosmos.claresco.hr>
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Marko Lerota wrote: > Today one of my home servers lost power two times in a short > period of time. After that, the system just couldn't get up. > Background checks couldn't get started. The messages was how > / /tmp /var etc...had to much errors. And at the end, always > got this: "automatic reboot will start in 15sec". > > I went to single user mode, and ran FSCK manually. That solved > the problem. But the server was down for 2 hours. > > This is not the first time that I had to do this. Every now > and then I have seen this on BSD servers without UPS. > > My question is: > > Would it happen if I had ZFS as a file system on all partitions > including root? > > The setup was FreeBSD 8.1, with two disks in raid 1 with gmirror. > I'm afraid that in case of sequential power loss you will be faced with broken filesystems regardless of filesystem you're using. and I suppose that data on your servers costs, at least, ten times more than any UPS that should safely shut down your server in case of black out. -- С уважением, Марат Афанасьевhome | help
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