Date: Mon, 22 Jul 2002 09:16:48 -0400 From: "Brian T. Schellenberger" <bts@babbleon.org> To: Jens Rehsack <rehsack@liwing.de>, Philip Hallstrom <philip@adhesivemedia.com> Cc: freebsd-questions@FreeBSD.ORG Subject: Re: If a disk is mounted read only is it possible to corrupt it? Message-ID: <200207220916.48028.bts@babbleon.org> In-Reply-To: <3D3BDD27.8152AA0B@liwing.de> References: <20020719132123.F60588-100000@cypress.adhesivemedia.com> <3D3BDD27.8152AA0B@liwing.de>
next in thread | previous in thread | raw e-mail | index | archive | help
On Monday 22 July 2002 06:23 am, Jens Rehsack wrote:
| Philip Hallstrom wrote:
| > Hi all -
| > This seems like an obvious answer, but I didn't see anything in
| > the man pages or the FQ so...
| >
| > If I mount *all* of my partitions as read only (ignoring the problems of
| > needing to write log files, etc. for now) and then cut the power to the
| > server, is there any chance of corrupting the disk? It seems that
| > FreeBSD wouldn't do it, but would the disk itself do it?
|
| That depends on the disk you're using. If you have problem with your
| power supply, you should better think 'bout an uninterruptable power
| supply.
Unless there is a power surge or physical trauma, a disk most certainly should
not be capable of "self-corrupting" unless a write has been issued, and if
they are mounted r/o then FreeBSD will never issue a write.
--
Brian, the man from Babble-On . . . . bts@babbleon.org (personal)
http://www.babbleon.org
http://www.eff.org http://www.programming-freedom.org
To Unsubscribe: send mail to majordomo@FreeBSD.org
with "unsubscribe freebsd-questions" in the body of the message
Want to link to this message? Use this URL: <https://mail-archive.FreeBSD.org/cgi/mid.cgi?200207220916.48028.bts>