From: Wei Liu <wei.liu2@citrix.com>
To: David Vrabel <david.vrabel@citrix.com>
Cc: Xen-devel <xen-devel@lists.xenproject.org>,
Wei Liu <wei.liu2@citrix.com>,
Ian Jackson <Ian.Jackson@eu.citrix.com>
Subject: Re: [PATCH 0/6] xenconsoled: rotating log file abstration
Date: Tue, 7 Jun 2016 11:34:25 +0100 [thread overview]
Message-ID: <20160607103425.GH25922@citrix.com> (raw)
In-Reply-To: <5756A20B.2080806@citrix.com>
On Tue, Jun 07, 2016 at 11:29:31AM +0100, David Vrabel wrote:
> On 07/06/16 11:21, Wei Liu wrote:
> > On Tue, Jun 07, 2016 at 11:17:07AM +0100, David Vrabel wrote:
> >> On 07/06/16 10:55, Wei Liu wrote:
> >>> On Tue, Jun 07, 2016 at 10:44:50AM +0100, David Vrabel wrote:
> >>>> On 06/06/16 16:59, Wei Liu wrote:
> >>>>> Wei Liu (6):
> >>>>> xenconsoled: introduce log file abstraction
> >>>>> xenconsoled: switch hypervisor log to use logfile abstraction
> >>>>> xenconsoled: switch guest log to use logfile abstraction
> >>>>> xenconsoled: delete two now unused functions
> >>>>> xenconsoled: options to control log rotation
> >>>>> xenconsoled: handle --log-backups 0 in logfile_rollover
> >>>>
> >>>> What not use syslog and/or logrotate?
> >>>>
> >>>
> >>> It's cumbersome to setup per guest facility for syslog. We don't want
> >>> console log from different guests mix together in one file.
> >>>
> >>> Logrorate runs periodically. It doesn't actively limit the disk space
> >>> consumed.
> >>>
> >>> The combination of syslog and logrotate can't prevent a guest from
> >>> filling up Dom0 disk as far as I can tell. I'm happy to know if there is
> >>> some sort of simple configuration we can ship with open source Xen.
> >>
> >> Ok. Found the other thread now.
> >>
> >> We should just use virtlogd instead of re-inventing the wheel.
> >>
> >
> > As in importing that to our own tree (potentially a fork)? Provide
> > interfaces to let system administrator configure that (need to at least
> > check if it provides stable interfaces)?
>
> Of course not! It would simply be an external dependency.
>
> > Not to mention to use that we need to add dependency to some sort of RPC
> > library in our toolstack.
>
> So?
>
That's something I would like to avoid if possible. This is just for
guest console logging. It's definitely not a good idea to add that to
xenconsoled.
Please don't mix this thread with the other on-going discussion about
QEMU logging.
Wei.
> David
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next prev parent reply other threads:[~2016-06-07 10:34 UTC|newest]
Thread overview: 25+ messages / expand[flat|nested] mbox.gz Atom feed top
2016-06-06 15:59 [PATCH 0/6] xenconsoled: rotating log file abstration Wei Liu
2016-06-06 15:59 ` [PATCH 1/6] xenconsoled: introduce log file abstraction Wei Liu
2016-07-08 16:50 ` Ian Jackson
2016-06-06 15:59 ` [PATCH 2/6] xenconsoled: switch hypervisor log to use logfile abstraction Wei Liu
2016-07-08 16:58 ` Ian Jackson
2016-06-06 15:59 ` [PATCH 3/6] xenconsoled: switch guest " Wei Liu
2016-07-08 17:01 ` Ian Jackson
2016-06-06 15:59 ` [PATCH 4/6] xenconsoled: delete two now unused functions Wei Liu
2016-07-08 17:01 ` Ian Jackson
2016-06-06 15:59 ` [PATCH 5/6] xenconsoled: options to control log rotation Wei Liu
2016-07-08 17:02 ` Ian Jackson
2016-06-06 15:59 ` [PATCH 6/6] xenconsoled: handle --log-backups 0 in logfile_rollover Wei Liu
2016-07-08 17:03 ` Ian Jackson
2016-06-06 20:40 ` [PATCH 0/6] xenconsoled: rotating log file abstration Doug Goldstein
2016-06-07 8:07 ` Wei Liu
2016-06-07 9:44 ` David Vrabel
2016-06-07 9:55 ` Wei Liu
2016-06-07 10:17 ` David Vrabel
2016-06-07 10:21 ` Wei Liu
2016-06-07 10:29 ` David Vrabel
2016-06-07 10:34 ` Wei Liu [this message]
2016-06-07 10:35 ` David Vrabel
2016-06-07 10:43 ` Wei Liu
2016-07-02 10:24 ` Wei Liu
2016-07-04 17:07 ` Ian Jackson
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