X-Git-Url: http://git.lttng.org./?a=blobdiff_plain;f=LTTngManual.html;h=09236d5feeff67139fa01f68302dffd3bf87dc57;hb=82b4cbf3bc1c6ec21c3505be7fd739e1c24464c3;hp=58bb9ae1357da6cbb9992a08d250446a54a58626;hpb=b6d6974fffb55d69e779bff399a6d1fe9a513676;p=lttv.git diff --git a/LTTngManual.html b/LTTngManual.html index 58bb9ae1..09236d5f 100644 --- a/LTTngManual.html +++ b/LTTngManual.html @@ -79,7 +79,7 @@ Linux Trace Toolkit Viewer. To see the list of compatibilities between LTTng, ltt-control, LTTV, please refer to : LTTng+LTTV versions compatibility +href="http://lttng.org/cgi-bin/gitweb.cgi?p=lttv.git;a=blob_plain;f=doc/developer/lttng-lttv-compatibility.html;hb=HEAD">LTTng+LTTV versions compatibility The ongoing work had the Linux Kernel Markers integrated in the mainline Linux kernel since Linux 2.6.24 and the Tracepoints since 2.6.28. In its current @@ -98,6 +98,9 @@ which are derived work from the Linux kernel. LTTV is available under the Gnu GPLv2. The low-level LTTV trace reading library is released under Gnu LGPLv2.1.
+The Eclipse LTTng trace analysis tool is released under the EPL and uses the +LTTV trace reading library (LGPLv2.1). +
The UST (Userspace Tracing) and the Userspace RCU libraries are released under the LGPLv2.1 license, which allows linking with non-GPL (BSD, proprietary...) applications. The associated headers are released under MIT-style/BSD-style @@ -171,7 +174,7 @@ gtk 2.4 or better development libraries (Fedora : gtk2, gtk2-devel) note : For Fedora users : this might require at least core 3 from Fedora, or you might have to compile your own GTK2 library. -glib 2.4 or better development libraries +glib 2.16 or better development libraries (Debian : libglib2.0-0, libglib2.0-dev) (Fedora : glib2, glib2-devel) libpopt development libraries @@ -191,8 +194,7 @@ libc6 development librairies
See the list of compatibilities between LTTng, ltt-control and LTTV at : LTTng+LTTV -versions compatibility. +href="http://lttng.org/cgi-bin/gitweb.cgi?p=lttv.git;a=blob_plain;f=doc/developer/lttng-lttv-compatibility.html;hb=HEAD">LTTng+LTTV versions compatibility.
Make sure you selected the kernel menuconfig option : -or <*> Support logging events from userspace + <M> or <*> Support logging events from userspace And that the ltt-userspace-event kernel module is loaded if selected as a module. Simple userspace tracing is available through -echo "some text to record" > /mnt/debugfs/ltt/write_event +echo "some text to record" > /mnt/debugfs/ltt/write_event It will appear in the trace under event : channel : userspace @@ -548,10 +551,8 @@ See markers-userspace-0.5.tar.bz2 or more recent. -Note that a new design document for a 3rd generation of tracepoint/marker-based -userspace tracing is available at LTTng User-space Tracing -Design. This new infrastructure is not yet implemented. +Note that tracepoint/marker-based userspace tracing is available at LTTng User-space Tracer (UST).
The easy quick-and-dirty way to perform userspace tracing is currently to write