Re: [lttng-dev] making liburcu and lttng coexist in a LGPL'ed program

2018-12-03 Thread Jeff Layton
On Mon, 2018-12-03 at 14:13 -0500, Mathieu Desnoyers wrote: > > - On Dec 3, 2018, at 1:43 PM, Jeff Layton jlay...@redhat.com wrote: > > > On Mon, 2018-12-03 at 13:25 -0500, Mathieu Desnoyers wrote: > > > - On Dec 3, 2018, at 12:58 PM, Jeff Layton jlay...@redhat.com wrote: > > > > > > >

Re: [lttng-dev] making liburcu and lttng coexist in a LGPL'ed program

2018-12-03 Thread Mathieu Desnoyers
- On Dec 3, 2018, at 1:43 PM, Jeff Layton jlay...@redhat.com wrote: > On Mon, 2018-12-03 at 13:25 -0500, Mathieu Desnoyers wrote: >> - On Dec 3, 2018, at 12:58 PM, Jeff Layton jlay...@redhat.com wrote: >> >> > On Wed, 2018-11-28 at 17:06 -0500, Mathieu Desnoyers wrote: >> > > - On

Re: [lttng-dev] making liburcu and lttng coexist in a LGPL'ed program

2018-12-03 Thread Jeff Layton
On Mon, 2018-12-03 at 13:25 -0500, Mathieu Desnoyers wrote: > - On Dec 3, 2018, at 12:58 PM, Jeff Layton jlay...@redhat.com wrote: > > > On Wed, 2018-11-28 at 17:06 -0500, Mathieu Desnoyers wrote: > > > - On Nov 27, 2018, at 1:17 PM, Jeff Layton jlay...@redhat.com wrote: > > > > > > >

Re: [lttng-dev] making liburcu and lttng coexist in a LGPL'ed program

2018-12-03 Thread Mathieu Desnoyers
- On Dec 3, 2018, at 12:58 PM, Jeff Layton jlay...@redhat.com wrote: > On Wed, 2018-11-28 at 17:06 -0500, Mathieu Desnoyers wrote: >> - On Nov 27, 2018, at 1:17 PM, Jeff Layton jlay...@redhat.com wrote: >> >> > The nfs-ganesha project has used lttng for quite some time to handle >> >

Re: [lttng-dev] making liburcu and lttng coexist in a LGPL'ed program

2018-12-03 Thread Jeff Layton
On Wed, 2018-11-28 at 17:06 -0500, Mathieu Desnoyers wrote: > - On Nov 27, 2018, at 1:17 PM, Jeff Layton jlay...@redhat.com wrote: > > > The nfs-ganesha project has used lttng for quite some time to handle > > tracing. Recently though, we decided to start building liburcu in as a > >

[lttng-dev] Videos of the Tracing Summit 2018

2018-12-03 Thread Francis Deslauriers
Hi, The videos of the Tracing Summit 2018 are now online: https://www.youtube.com/playlist?list=PLuo4E47p5_7aBCdobf_XpEPcDFNPhpRNs You can also access them from the schedule here: https://tracingsummit.org/wiki/TracingSummit2018#Schedule -- On behalf of the Diagnostic and Monitoring Workgroup,

Re: [lttng-dev] Error: Unable to list kernel events: Kernel tracer not available

2018-12-03 Thread Jonathan Rajotte-Julien
> Done. > Unpacking lttng-modules-dkms (2.10.8-1~ubuntu16.04.1) over > (2.10.8-1~ubuntu16.04.1) ... > Setting up lttng-modules-dkms (2.10.8-1~ubuntu16.04.1) ... > Loading new lttng-modules-2.10.8 DKMS files... > Building for 4.4.0-98-generic and 4.4.0-139-generic > Module build for the currently

Re: [lttng-dev] Error: Unable to list kernel events: Kernel tracer not available

2018-12-03 Thread Szymon Rąpała
Hi Jonathan, Regarding memory: ~$ free -m totalusedfree shared buff/cache available Mem: 351816011063 105 853 1524 Swap: 3655 203635 I reinstaled dkms, but still there is no kernel tracer. Full logs:

Re: [lttng-dev] Error: Unable to list kernel events: Kernel tracer not available

2018-12-03 Thread Jonathan Rajotte-Julien
Hi Szymon, Based on the sessiond logs and the content of "/lib/modules/`uname -r`/extra" there was clearly a problem on lttng-modules-dkms installation. Most of the time, the culprit is the lack of memory at compile time. How much memory is installed on your system? Please reinstall the

Re: [lttng-dev] Error: Unable to list kernel events: Kernel tracer not available

2018-12-03 Thread Szymon Rąpała
Thanks for response. Please check console logs here: https://paste.debian.net/1054148 Thanks in advance for further support. Szymon sob., 1 gru 2018 o 01:05 Jonathan Rajotte-Julien < jonathan.rajotte-jul...@efficios.com> napisał(a): > Hi Szymon, > > First thing to validate is if the modules