From mboxrd@z Thu Jan 1 00:00:00 1970 From: bernd.hufmann@ericsson.com (Bernd Hufmann) Date: Wed, 29 Oct 2014 14:45:11 -0400 Subject: [lttng-dev] [RELEASE] LTTng-Tools 2.6.0-rc1 - Gaia In-Reply-To: <54455805.9060104@ericsson.com> References: <20141020172654.GE15954@thessa> <54455805.9060104@ericsson.com> Message-ID: <545135B7.50702@ericsson.com> Hello I'd like to get some understanding about this. So, any comments on the reported error below? Thanks Bernd On 10/20/2014 02:44 PM, Bernd Hufmann wrote: > Hello > > I just tried to configure the metadata channel for UST. After that I > get an error when listing the session. > Could someone please verify this? See below for the commands I used > and the error message. > > Many thanks in advance! > > Best Regards > Bernd > > > lttng create > Session auto-20141020-141307 created. > Traces will be written in /home/bernd/lttng-traces/auto-20141020-141307 > > >lttng enable-channel --subbuf-size 8192 -u metadata > UST channel metadata enabled for session auto-20141020-141307 > >lttng list auto-20141020-141307 > Tracing session auto-20141020-141307: [inactive] > Trace path: /home/bernd/lttng-traces/auto-20141020-141307 > > === Domain: UST global === > > Buffer type: per UID > > Error: UST channel not found > Error: Command error > > > > On 10/20/2014 01:26 PM, David Goulet wrote: >> Greetings everyone (including LTTng bards!), >> >> The lttng-tools project provides a session daemon (lttng-sessiond) that acts as >> a tracing registry, the "lttng" command line for tracing control, a lttng-ctl >> library for tracing control and a lttng-relayd for network streaming and live >> reading. >> >> This is the release candidate number 1 of version 2.6, code name: Gaia. >> >> This features are listed below but here is a quick howto to use them. For the >> MI feature, simply adds to the lttng command line the option "--mi xml". Only >> XML is supported for now. >> >> lttng --mi xml version >> >> Note that there are now new lines for parsing efficiency. You can find the XML >> schema in "src/common/mi_lttng.xsd". Big thanks to Jonathan Rajotte for this >> great feature that the lttng bash completion file has already started using it! >> >> Also, Java log4j support has been added as a new domain (like JUL) that you can >> use with the command line option -l, --log4j and with the API using >> LTTNG_DOMAIN_LOG4J. >> >> Finally, it's now possible to do per syscall tracing. You can get a full list >> of the available syscalls on your system with "lttng list -k --syscall". To >> enable a syscall, use its name like so: >> >> lttng enable-event -k --syscall connect >> >> Note that it's not possible to choose the bitness of the syscall thus for >> instance enabling "read" on a kernel supporting both 32 and 64 bit will enabled >> both of them. >> >> Of course, we fix a BUNCH of things that hopefully will make lttng tools more >> stable and powerful :). Here is the ChangeLog entry for 2.6-rc1. >> >> 2014-10-20 lttng-tools 2.6.0-rc1 (Harry Belafonte records Banana Boat Song) >> * Machine Interface added to lttng command line (--mi) >> * Java Log4j agent support (--log4j) >> * Kernel per syscall tracing >> * Multiple fixes. A lot! >> >> Please report ANY issues to bugs.lttng.org or on that mailing list. >> >> Using it is testing it! >> >> Project website:https://lttng.org >> Download link: >> https://lttng.org/files/lttng-tools/lttng-tools-2.6.0-rc1.tar.bz2 >> GPG sig:https://lttng.org/files/lttng-tools/lttng-tools-2.6.0-rc1.tar.bz2.asc >> >> Cheers! >> David >> >> >> _______________________________________________ >> lttng-dev mailing list >> lttng-dev at lists.lttng.org >> http://lists.lttng.org/cgi-bin/mailman/listinfo/lttng-dev > > > > _______________________________________________ > lttng-dev mailing list > lttng-dev at lists.lttng.org > http://lists.lttng.org/cgi-bin/mailman/listinfo/lttng-dev -------------- next part -------------- An HTML attachment was scrubbed... URL: