Skip site navigation (1)Skip section navigation (2)
Date:      Sat, 25 Jan 2003 10:04:26 -0800
From:      Brooks Davis <brooks@one-eyed-alien.net>
To:        David Schultz <dschultz@uclink.Berkeley.EDU>
Cc:        Greg Lehey <grog@FreeBSD.ORG>, Andy Farkas <andyf@speednet.com.au>, Thomas David Rivers <rivers@dignus.com>, Robert Watson <rwatson@FreeBSD.ORG>, current@FreeBSD.ORG
Subject:   Re: I've just had a massive file system crash
Message-ID:  <20030125100426.A28058@Odin.AC.HMC.Edu>
In-Reply-To: <20030125070352.GA933@HAL9000.homeunix.com>; from dschultz@uclink.Berkeley.EDU on Fri, Jan 24, 2003 at 11:03:52PM -0800
References:  <20030124093754.GD2402@sydney.worldwide.lemis.com> <Pine.NEB.3.96L.1030124110543.43965D-100000@fledge.watson.org> <20030124093754.GD2402@sydney.worldwide.lemis.com> <200301241153.h0OBrf654388@lakes.dignus.com> <20030124093754.GD2402@sydney.worldwide.lemis.com> <20030124203116.H62832-100000@hewey.af.speednet.com.au> <20030125043817.GD929@sydney.worldwide.lemis.com> <20030125070352.GA933@HAL9000.homeunix.com>

next in thread | previous in thread | raw e-mail | index | archive | help

--VbJkn9YxBvnuCH5J
Content-Type: text/plain; charset=us-ascii
Content-Disposition: inline
Content-Transfer-Encoding: quoted-printable

On Fri, Jan 24, 2003 at 11:03:52PM -0800, David Schultz wrote:
> FreeBSD's ``fix'' for this problem is the same as Windows 98's.
> Specifically, there is a 5-second delay (tuneable:
> kern.shutdown.poweroff_delay) after all buffers are flushed but
> before the power is cut.  Maybe we ought to be sending FLUSH
> CACHE commands to all drives and waiting for them to finish.

I've heard is longer then 5sec on more recent systems like 2000 or XP.
I even heard one claim that some shops were using 30sec internally.

-- Brooks

--=20
Any statement of the form "X is the one, true Y" is FALSE.
PGP fingerprint 655D 519C 26A7 82E7 2529  9BF0 5D8E 8BE9 F238 1AD4

--VbJkn9YxBvnuCH5J
Content-Type: application/pgp-signature
Content-Disposition: inline

-----BEGIN PGP SIGNATURE-----
Version: GnuPG v1.2.1 (GNU/Linux)

iD8DBQE+MtGpXY6L6fI4GtQRAuQMAKDD1L6fTDdvlzX0CbRi8JNsmX0WJQCcD4WC
9JOqM6h0ODmkaB/yb0PrJkw=
=/L73
-----END PGP SIGNATURE-----

--VbJkn9YxBvnuCH5J--

To Unsubscribe: send mail to majordomo@FreeBSD.org
with "unsubscribe freebsd-current" in the body of the message




Want to link to this message? Use this URL: <https://mail-archive.FreeBSD.org/cgi/mid.cgi?20030125100426.A28058>