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From: Michael Jeanson via lttng-dev <lttng-dev@lists.lttng.org>
To: lttng-dev@lists.lttng.org
Cc: Maksim Khmelevskiy <mk.void.mail@gmail.com>
Subject: Re: [lttng-dev] LTTng and containers.
Date: Wed, 12 Oct 2022 11:25:25 +0100	[thread overview]
Message-ID: <f69eeb15-2c5d-6346-6b97-b56ff3b7e5c3@efficios.com> (raw)
In-Reply-To: <CACXehJBSQAmFSKRzSPp9Cg2ZNjmF1UaujnSPeDQvyJBTW0L4Qw@mail.gmail.com>

On 2022-10-10 17:12, Maksim Khmelevskiy via lttng-dev wrote:
> Hi,
> 
> I would like to ask regarding the hot topic - container tracing. I've seen a 
> youtube video <https://www.youtube.com/watch?v=hra-eu6EOpY>, have read a 
> message <https://lists.lttng.org/pipermail/lttng-dev/2021-May/029952.html> 
> from LTTng mailing list and tried to google more about this topic but didn't 
> find much of info. Could you please direct me where should I continue digging?
> My problem:
> I would like to have multiple containers where traces are generated by apps 
> with compiled-in tracepoints. Traces could be stored in these containers as well.
> Besides these containers I would have a trace processor container, a master 
> container which could address a container(or a trace session) and fetch traces 
> from it and read with babeltrace or similar tool.
> So far, intuitively, remote tracing comes to my mind but before continuing 
> with the task I would be happy to hear an advice from LTTng devs.
> 
> Thank you!

Hi,

You can either use lttng-relayd to send the traces over the network to your 
trace processor container, or just trace to disk on shared diectories. You 
should have a look at trace rotation, https://doc.lttng.org is probably the 
best place to start.

Michael

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      parent reply	other threads:[~2022-10-12 10:25 UTC|newest]

Thread overview: 3+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2022-10-10 16:12 Maksim Khmelevskiy via lttng-dev
2022-10-12 10:25 ` Jérémie Galarneau via lttng-dev
2022-10-12 10:25 ` Michael Jeanson via lttng-dev [this message]

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