Re: [lttng-dev] libust "Error: Error opening shm" every ~4 seconds if HOME variable is not set

2012-10-29 Thread Mathieu Desnoyers
* David OShea (david.os...@quantum.com) wrote: > Hi all, > > I have an application that works as expected when I run it from a shell, but > when I start it as a daemon from an init script, it outputs a message like > this every 4 or 5 seconds: > > libust[15229/15231]: Error: Error opening shm

Re: [lttng-dev] 'add-context --userspace' must be preceded by 'enable-channel' or 'enable-event'

2012-10-29 Thread Mathieu Desnoyers
hose contexts don't appear in the trace), but you don't get any error message. David (David Goulet, in CC), any clue on why lttng-tools behaves that way, and how can we fix this ? Thanks, Mathieu > > Good: 'enable-channel' before 'add-context': > > &qu

[lttng-dev] Fw: Re: [PATCH v2] epoll: Support for disabling items, and a self-test app.

2012-10-29 Thread Paul E. McKenney
FYI, userspace RCU proposed to solve an issue with epoll. Thanx, Paul - Forwarded message from Matt Helsley - Date: Fri, 26 Oct 2012 14:52:42 -0700 From: Matt Helsley To: "Michael Kerrisk (man-pages)" Cc: "Paton J. Lewis" , Alexa