[lttng-dev] Extract lttng trace from kernel coredump
dgoulet at efficios.com
Tue Jan 14 13:42:43 EST 2014
On 13 Jan (16:39:47), Corey Minyard wrote:
> I'm working on a feature to allow an lttng trace to be extracted from a
> kernel coredump, and I'm wondering the best way to proceed. I've looked
> at extracting from the existing data structures, but that would require
> something to always have a trace file open and it looks more than a
> little complicated. I was thinking instead of having a different trace
> channel for configuring this coredump and some globals to point to the
> various data structures. Would that be the best way to pursue this? Is
> there a better way, perhaps?
Oh yes we do actually already have a way to do that :)
With the snapshot feature, it's quite easy to do that. Hope that helps
you with what you are trying to achieve.
> lttng-dev mailing list
> lttng-dev at lists.lttng.org
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