Re: [lttng-dev] [PATCH] Fix: do not use CONFIG_HOTPLUG_CPU for the new hotplug API

2018-03-13 Thread Lars Persson
On 03/12/2018 04:21 PM, Mathieu Desnoyers wrote: - On Mar 11, 2018, at 10:02 AM, Lars Persson lars.pers...@axis.com wrote: Kernel configurations without CONFIG_HOTPLUG_CPU throw an unknown symbol error when attempting to insert the lttng-trace module: lttng_tracer: Unknown symbol lttng_hp

[lttng-dev] [lttng-ust] Missing events when just before a process exits

2018-03-13 Thread THEUNISSEN Rolf
Hi, I am currently tracing many processes with LTTng-UST on a system under heavy load, with 2 CPUs. The traces seem to be missing ust-events near the end of a trace. After doing some analysis, it seems that events are missing from the other CPU then the process exits on. More concretely: Duri

Re: [lttng-dev] [lttng-ust] Missing events when just before a process exits

2018-03-13 Thread Jonathan Rajotte-Julien
Hi Rolf, On Tue, Mar 13, 2018 at 10:48:17AM +, THEUNISSEN Rolf wrote: > Hi, > > I am currently tracing many processes with LTTng-UST on a system under heavy > load, with 2 CPUs. > > The traces seem to be missing ust-events near the end of a trace. After doing > some analysis, it seems that

Re: [lttng-dev] [lttng-ust] Missing events when just before a process exits

2018-03-13 Thread Mathieu Desnoyers
- On Mar 13, 2018, at 6:48 AM, THEUNISSEN Rolf rolf.theunis...@altran.com wrote: > Hi, > > I am currently tracing many processes with LTTng-UST on a system under heavy > load, with 2 CPUs. > > The traces seem to be missing ust-events near the end of a trace. After doing > some analysis, it

Re: [lttng-dev] [PATCH] Fix: do not use CONFIG_HOTPLUG_CPU for the new hotplug API

2018-03-13 Thread Mathieu Desnoyers
- On Mar 13, 2018, at 6:20 AM, Lars Persson lars.pers...@axis.com wrote: > On 03/12/2018 04:21 PM, Mathieu Desnoyers wrote: >> - On Mar 11, 2018, at 10:02 AM, Lars Persson lars.pers...@axis.com wrote: >> >>> Kernel configurations without CONFIG_HOTPLUG_CPU throw an unknown >>> symbol erro

[lttng-dev] [PATCH lttng-modules] Cleanup: comment about CONFIG_HOTPLUG_CPU ifdef

2018-03-13 Thread Michael Jeanson
Signed-off-by: Michael Jeanson --- lttng-events.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/lttng-events.c b/lttng-events.c index 2cd650f..6098ce4 100644 --- a/lttng-events.c +++ b/lttng-events.c @@ -2760,7 +2760,7 @@ static void __exit lttng_exit_cpu_hotplug(void)

Re: [lttng-dev] [PATCH lttng-modules] Cleanup: comment about CONFIG_HOTPLUG_CPU ifdef

2018-03-13 Thread Mathieu Desnoyers
Merged into master, 2.9, 2.10, Thanks! Mathieu - On Mar 13, 2018, at 12:14 PM, Michael Jeanson mjean...@efficios.com wrote: > Signed-off-by: Michael Jeanson > --- > lttng-events.c | 4 ++-- > 1 file changed, 2 insertions(+), 2 deletions(-) > > diff --git a/lttng-events.c b/lttng-events.c >