Re: [lttng-dev] [LTTNG-TOOLS PATCH] On-disk multiple tracefiles circular buffer

2013-05-07 Thread Mathieu Desnoyers
* Thibault, Daniel (daniel.thiba...@drdc-rddc.gc.ca) wrote: [...] >On a somewhat related topic, I find the CTF (1.8.2) spec confusing >in sections 5 and 6: > > > 5. Event Packet Header > > > > The event packet header consists of two parts: the "event packet header" > > is the same for all

Re: [lttng-dev] [LTTNG-TOOLS PATCH] On-disk multiple tracefiles circular buffer

2013-05-07 Thread Mathieu Desnoyers
* Thibault, Daniel (daniel.thiba...@drdc-rddc.gc.ca) wrote: > -Message d'origine- > From: Mathieu Desnoyers > > > I having similar questions as Daniel about tracefile-size and > > tracefile-count. > > > > For each stream, do we have max size used on disk = size * count or size > > used

Re: [lttng-dev] [LTTNG-TOOLS PATCH] On-disk multiple tracefiles circular buffer - revisited

2013-03-25 Thread Thibault, Daniel
Here are proposed semantics for the tracefile-size/tracefile-count enable-channel options (are they still planned for later inclusion in lttng-tools?): -C, --tracefile-size SIZE This is a recent proposal (2013-Mar-08) that has yet to be added to the command. Maximum size of each sto

Re: [lttng-dev] [LTTNG-TOOLS PATCH] On-disk multiple tracefiles circular buffer

2013-03-08 Thread Thibault, Daniel
-Message d'origine- From: Mathieu Desnoyers > I having similar questions as Daniel about tracefile-size and tracefile-count. > > For each stream, do we have max size used on disk = size * count or size used > = size ? My understanding is that the maximum size on disk of a stream (cha

Re: [lttng-dev] [LTTNG-TOOLS PATCH] On-disk multiple tracefiles circular buffer

2013-03-08 Thread Mathieu Desnoyers
* Julien Desfossez (jdesfos...@efficios.com) wrote: > This patch introduces the tracefile_size and tracefile_count parameters > to the enable-channel command and the API. I having similar questions as Daniel about tracefile-size and tracefile-count. for each stream, do we have max size used on di

Re: [lttng-dev] [LTTNG-TOOLS PATCH] On-disk multiple tracefiles circular buffer

2013-03-08 Thread Thibault, Daniel
> @@ -78,6 +80,8 @@ static struct poptOption long_options[] = { > {"read-timer", 0, POPT_ARG_INT, 0, OPT_READ_TIMER, 0, 0}, > {"list-options", 0, POPT_ARG_NONE, NULL, OPT_LIST_OPTIONS, NULL, > NULL}, > {"output", 0, POPT_ARG_STRING, &opt_output, 0, 0, 0}, > +