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From: Mathieu Desnoyers via lttng-dev <lttng-dev@lists.lttng.org>
To: Serica <serica_law@qq.com>
Cc: lttng-dev <lttng-dev@lists.lttng.org>
Subject: Re: [lttng-dev] Enamebling namespace contexts
Date: Mon, 28 Dec 2020 22:58:05 -0500 (EST)	[thread overview]
Message-ID: <1510592650.3765.1609214285939.JavaMail.zimbra@efficios.com> (raw)
In-Reply-To: <tencent_13C276218B5808AF7848BFEF00E8B4AB3A05@qq.com>


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----- On Dec 23, 2020, at 9:55 PM, lttng-dev <lttng-dev@lists.lttng.org> wrote: 

> Hi,

> ThI found that lttng is working on container awareness in this slides:
> https://archive.fosdem.org/2019/schedule/event/containers_lttng/attachments/slides/3419/export/events/attachments/containers_lttng/slides/3419/lttng_containers_fosdem19.pdf

> On page #13, there is a command: lttng add-context -k -t procname -t pid -t vpid
> -t tid -t vtid -t pid_ns, where pid_ns and other namespace identifiers are very
> useful for tracing containers. However, it seems like that lttng of current
> version doesn't support adding context pid_ns(Error: Unknown context type
> pid_ns). Do you know how to enable these features?

What version of LTTng do you use (output of "lttng --version"), and what is the output of "lttng add-context --list" ? 

Thanks, 

Mathieu 

> Thanks a lot.
> Btw, have a nice holiday!

> Serica

> _______________________________________________
> lttng-dev mailing list
> lttng-dev@lists.lttng.org
> https://lists.lttng.org/cgi-bin/mailman/listinfo/lttng-dev

-- 
Mathieu Desnoyers 
EfficiOS Inc. 
http://www.efficios.com 

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  reply	other threads:[~2020-12-29  3:58 UTC|newest]

Thread overview: 4+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2020-12-24  2:55 [lttng-dev] Enamebling namespace contexts Serica via lttng-dev
2020-12-29  3:58 ` Mathieu Desnoyers via lttng-dev [this message]
2020-12-29 13:18   ` [lttng-dev] =?gb18030?b?u9i4tKO6ICBFbmFtZWJsaW5nIG5hbWVzcGFjZSBj?= =?gb18030?q?ontexts?= Serica via lttng-dev
2021-01-04 15:36     ` [lttng-dev] 回复: Enamebling namespace contexts Jonathan Rajotte-Julien via lttng-dev

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