Skip site navigation (1)Skip section navigation (2)
Date:      Tue, 03 Jun 2003 10:36:34 -0400
From:      Chuck Swiger <cswiger@mac.com>
Cc:        freebsd-questions@freebsd.org
Subject:   Re: Upgrading a live server with rdist
Message-ID:  <3EDCB272.1080506@mac.com>
In-Reply-To: <20030603082709.B77677-100000@gwdu60.gwdg.de>
References:  <20030603082709.B77677-100000@gwdu60.gwdg.de>

next in thread | previous in thread | raw e-mail | index | archive | help
Konrad Heuer wrote:
[ ... ]
> As far as I see there is little chance to do this without carefully
> restarting all processes, e.g. by shutting down into single user mode and
> returning to multi user mode.

It is advisable to switch into single-user mode when updating the system files, 
agreed.

> If you replace program files and shared libraries used by currently
> running processes, this will cause the corresponding processes to be
> aborted abnormally in case of page fault requiring a page-in from the
> program files or shared libraries.

Generally not; the system doesn't delete files that are in use even if you 
overwrite those files: it hangs on to the inode and won't free the space until 
nobody needs that file.

--
-Chuck



Want to link to this message? Use this URL: <https://mail-archive.FreeBSD.org/cgi/mid.cgi?3EDCB272.1080506>