From mboxrd@z Thu Jan 1 00:00:00 1970 From: fleblanclists@gmail.com (Francis Leblanc) Date: Thu, 23 Jun 2011 11:09:35 -0400 Subject: [ltt-dev] lttctl stop command hangs on ARM926 processor In-Reply-To: References: Message-ID: Ok, do I absolutely need to update the kernel in order to apply the patchset 0.170 ? lttng 0.170 seems to correspond to kernel 2.6.31.6 ... We are using a SDK from a 3rd party and upgrading the kernel would require more tests on our end. Francis On Thu, Jun 23, 2011 at 10:58 AM, Mathieu Desnoyers wrote: > * Francis Leblanc (fleblanclists at gmail.com) wrote: >> Hi everyone, >> >> I am trying to get LTTng kernel tracer work on an ARM target. >> I can start the kernel tracing with lttctl -C -w /tmp/trace1 trace1, >> but when I stop it with lttctl -D trace1, it hangs. >> (see console.log and .config attachments) >> >> Setup information : >> kernel 2.6.30 >> LTTng 0.159 (patch-2.6.30-lttng-0.159) >> ltt-control-0.75-15112009 > > If you look at the compatibility list: > > http://git.lttng.org/?p=lttv.git;a=blob_plain;f=doc/developer/lttng-lttv-compatibility.html;hb=HEAD > > a few fixes came into LTTng around versions 0.166 and 0.170 to deal with > trace teardown problems. I would therefore recommend you first try > upgrading your lttng version. > > Thanks for the detailed report, > > Mathieu > >> >> Thanks in advance ! >> >> Francis Leblanc > > > >> _______________________________________________ >> ltt-dev mailing list >> ltt-dev at lists.casi.polymtl.ca >> http://lists.casi.polymtl.ca/cgi-bin/mailman/listinfo/ltt-dev > > > -- > Mathieu Desnoyers > Operating System Efficiency R&D Consultant > EfficiOS Inc. > http://www.efficios.com >