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From: Christophe de Dinechin <dinechin@redhat.com>
To: Stefan Hajnoczi <stefanha@redhat.com>
Cc: Laurent Vivier <laurent@vivier.eu>,
	Michael Tokarev <mjt@tls.msk.ru>,
	qemu-devel@nongnu.org, Markus Armbruster <armbru@redhat.com>,
	"Dr. David Alan Gilbert" <dgilbert@redhat.com>
Subject: Re: [PATCH v2 0/3] trace: Add a trace backend for the recorder library
Date: Fri, 03 Jul 2020 12:37:02 +0200	[thread overview]
Message-ID: <lysge8c2b5.fsf@redhat.com> (raw)
In-Reply-To: <20200630125916.GG91444@stefanha-x1.localdomain>


On 2020-06-30 at 14:59 CEST, Stefan Hajnoczi wrote...
> On Fri, Jun 26, 2020 at 06:27:03PM +0200, Christophe de Dinechin wrote:
>> The recorder library implements low-cost always-on tracing, with three
>> usage models:
>>
>> 1. Flight recorder: Dump information on recent events in case of crash
>> 2. Tracing: Individual traces can be enabled using environment variables
>> 3. Real-time graphing / control, using the recorder_scope application
>>
>> This short series introduces a new "recorder" back-end which connects
>> to the recorder. Traces using the recorder are intentionally "always on".
>> An example is given of how the recorder can also be used separately
>> from generated traces. This can be useful if you want to enable
>> multiple related traces for a particular topic.
>>
>> This series requires a small makefile fix submitted earlier, included
>> here for convenience.
>>
>> Christophe de Dinechin (3):
>>   Makefile: Compute libraries for libqemuutil.a and libvhost-user.a
>>   trace: Add support for recorder back-end
>>   trace: Example of "centralized" recorder tracing
>
> Please add a build to .travis.yml that enables recorder. That way we'll
> catch build failures.

There is no recorder package in Xenial.

>
> Thanks,
> Stefan



--
Cheers,
Christophe de Dinechin (IRC c3d)



  reply	other threads:[~2020-07-03 10:38 UTC|newest]

Thread overview: 31+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2020-06-26 16:27 [PATCH v2 0/3] trace: Add a trace backend for the recorder library Christophe de Dinechin
2020-06-26 16:27 ` [PATCH v2 1/3] Makefile: Compute libraries for libqemuutil.a and libvhost-user.a Christophe de Dinechin
2020-06-30 12:23   ` Stefan Hajnoczi
2020-06-26 16:27 ` [PATCH v2 2/3] trace: Add support for recorder back-end Christophe de Dinechin
2020-06-30  9:05   ` Dr. David Alan Gilbert
2020-06-30 13:28     ` Christophe de Dinechin
2020-06-30 17:46       ` Dr. David Alan Gilbert
2020-06-30 12:55   ` Stefan Hajnoczi
2020-06-30 13:02   ` Daniel P. Berrangé
2020-07-23 12:12     ` Christophe de Dinechin
2020-07-23 14:06       ` Markus Armbruster
2020-07-23 16:15         ` Christophe de Dinechin
2020-07-27  8:23           ` Markus Armbruster
2020-07-28 11:49             ` Christophe de Dinechin
2020-07-29 11:53               ` Markus Armbruster
2020-07-29 15:52                 ` Christophe de Dinechin
2020-07-30  8:13                   ` Markus Armbruster
2020-07-30 10:29                     ` Christophe de Dinechin
2020-06-26 16:27 ` [PATCH v2 3/3] trace: Example of "centralized" recorder tracing Christophe de Dinechin
2020-06-30 12:41   ` Daniel P. Berrangé
2020-07-01 16:09     ` Stefan Hajnoczi
2020-07-01 16:15       ` Daniel P. Berrangé
2020-07-02 13:47         ` Stefan Hajnoczi
2020-07-03 10:12           ` Christophe de Dinechin
2020-07-03 13:08             ` Daniel P. Berrangé
2020-07-03 16:45               ` Christophe de Dinechin
2020-06-30 12:58   ` Stefan Hajnoczi
2020-06-26 16:34 ` [PATCH v2 0/3] trace: Add a trace backend for the recorder library no-reply
2020-06-30 12:59 ` Stefan Hajnoczi
2020-07-03 10:37   ` Christophe de Dinechin [this message]
2020-07-03 11:27     ` Daniel P. Berrangé

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