Re: [RFC][PATCH 0/9] perf trace: support for general-purposescripting

From: Ingo Molnar
Date: Tue Oct 06 2009 - 05:11:31 EST



* Tom Zanussi <tzanussi@xxxxxxxxx> wrote:

> Known problems/shortcomings:
>
> Probably the biggest problem right now is the sorting hack I added as
> the last patch. It's just meant as a temporary thing, but is there
> because tracing scripts in general want to see events in the order
> they happened i.e. timestamp order. [...]

Btw., have you seen the -M/--multiplex option to perf record? It
multiplexes all events into a single buffer - making them all ordered.
(The events are in causal ordering in this case even if there's some TSC
asynchronity)

Ingo
--
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@xxxxxxxxxxxxxxx
More majordomo info at http://vger.kernel.org/majordomo-info.html
Please read the FAQ at http://www.tux.org/lkml/