Skip site navigation (1)Skip section navigation (2)
Date:      Wed, 24 May 2006 02:18:48 -0400
From:      Kris Kennaway <kris@obsecurity.org>
To:        Kent Ho <kent@outblaze.com>
Cc:        freebsd-fs@freebsd.org
Subject:   Re: Access to UFS stuck during snapshot.
Message-ID:  <20060524061848.GA58522@xor.obsecurity.org>
In-Reply-To: <4473FA8F.6050102@outblaze.com>
References:  <4473FA8F.6050102@outblaze.com>

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

--vkogqOf2sHV7VnPd
Content-Type: text/plain; charset=us-ascii
Content-Disposition: inline
Content-Transfer-Encoding: quoted-printable

On Wed, May 24, 2006 at 02:17:51PM +0800, Kent Ho wrote:
> Hi,
>=20
> I having problems accessing file system during snapshot runs.  snapshot=
=20
> takes approximately 10 to 20 mins to run.
>=20
> During that time access to files in the file system are blocked until=20
> the snapshot has completed.  Lot of processes was stuck and piles up on=
=20
> the fs.
>=20
> This fs stores mailboxes and it's accessed 24/7.  This is similar to=20
> what described in this thread.
>=20
> http://www.freebsd.org/cgi/getmsg.cgi?fetch=3D14968+0+/usr/local/www/db/t=
ext/2006/freebsd-fs/20060312.freebsd-fs
>=20
> Has this been improved or fixed in recent releases, I see a bunch of=20
> fixes in march?  any possible work around?  any alternatives or=20
> recommendations?  Looking for high availability fs with snapshots.

It's by design.

Kris

--vkogqOf2sHV7VnPd
Content-Type: application/pgp-signature
Content-Disposition: inline

-----BEGIN PGP SIGNATURE-----
Version: GnuPG v1.4.3 (FreeBSD)

iD8DBQFEc/rIWry0BWjoQKURAodfAKDY6anbqS4ZGWbWdgT0uWK7mkrY0ACeJ7ta
8CwTTgY7JaVLXubXRTlzw6E=
=3uP9
-----END PGP SIGNATURE-----

--vkogqOf2sHV7VnPd--



Want to link to this message? Use this URL: <https://mail-archive.FreeBSD.org/cgi/mid.cgi?20060524061848.GA58522>