From: Wei Liu <wei.liu2@citrix.com>
To: Juergen Gross <jgross@suse.com>
Cc: xen-devel@lists.xenproject.org, wei.liu2@citrix.com,
ian.jackson@eu.citrix.com, jbeulich@suse.com
Subject: Re: [PATCH 1/2] tools/xenstore: start with empty data base
Date: Fri, 13 Jan 2017 10:49:15 +0000 [thread overview]
Message-ID: <20170113104915.GC5089@citrix.com> (raw)
In-Reply-To: <20170110161339.9529-2-jgross@suse.com>
On Tue, Jan 10, 2017 at 05:13:38PM +0100, Juergen Gross wrote:
> Today xenstored tries to open a tdb data base file on disk when it is
> started. As this is problematic in most cases the scripts used to start
> xenstored ensure xenstored won't find such a file in order to start
> with an empty xenstore.
>
> A tdb data base file can't be used to restore all Xenstore state as
> e.g. Xenstore watches are not kept in the tdb data base. The file is
> meant to be used for debugging purposes after a xenstored crash only.
>
> Instead of opening a Xenstore data base file found on disk always start
> with an empty data base. This will avoid problems in case someone is
> testing multiple xenstored versions without rebooting (which is not
> supported but helps debugging in some cases).
>
> Signed-off-by: Juergen Gross <jgross@suse.com>
Acked-by: Wei Liu <wei.liu2@citrix.com>
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next prev parent reply other threads:[~2017-01-13 10:49 UTC|newest]
Thread overview: 8+ messages / expand[flat|nested] mbox.gz Atom feed top
2017-01-10 16:13 [PATCH 0/2] tools/xenstore: don't use old tdb file in xenstored Juergen Gross
2017-01-10 16:13 ` [PATCH 1/2] tools/xenstore: start with empty data base Juergen Gross
2017-01-13 10:49 ` Wei Liu [this message]
2017-01-16 10:39 ` George Dunlap
2019-07-15 15:06 ` [Xen-devel] " George Dunlap
2017-01-10 16:13 ` [PATCH 2/2] tools: don't remove tdb data base file before starting xenstored Juergen Gross
2017-01-13 10:50 ` Wei Liu
2017-01-13 12:11 ` [PATCH 0/2] tools/xenstore: don't use old tdb file in xenstored Wei Liu
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