X-Git-Url: https://git.lttng.org/?p=ust.git;a=blobdiff_plain;f=README;h=a68e8707183a3e8a0456c0ac7499d262b84137e8;hp=18874e81d8065cd034d42e241ae981ed0bf1b761;hb=dc2848112a55ee60632491148089cc60984f683d;hpb=2615de09cbdc7ef9b62db08c182bd75acfad6487 diff --git a/README b/README index 18874e8..a68e870 100644 --- a/README +++ b/README @@ -1,37 +1,84 @@ -LTTNG USERSPACE TRACER +LTTNG USERSPACE TRACER (UST) +---------------------------- -NOTE: THIS LIBRARY HAS NOT BEEN RELEASED YET BECAUSE ALTOUGH IT IS LICENCED AS -LGPL, IT CAN ONLY BE USED AS GPL BECAUSE IT DEPENDS ON GPL LIBRARIES. IT WILL BE -RELEASED AS SOON AS THESE ISSUES ARE RESOLVED. +UST web site and manual: http://lttng.org/ust -Dependencies: +Updated versions of this package may be found at: -- liburcu-pmf - Userspace RCU library, pmf patches. - http://git.dorsal.polymtl.ca + * Releases: http://lttng.org/files/ust/releases + * GitWeb: http://git.dorsal.polymtl.ca (project: ust) + * Git: git://git.dorsal.polymtl.ca/git/ust.git -- libkcompat - Linux kernel userspace compatibility library. - http://git.dorsal.polymtl.ca -Package contents: -- libust - The actual userspace tracing library that must be linked to the - instrumented programs. +PREREQUISITES: -- ust - A program to control the tracing of userspace applications. It can list - markers, start the tracing, stop the tracing, enable/disable markers, etc. + - liburcu -- ustd - The daemon that collects trace data and writes it to the disk. + Userspace RCU library, by Mathieu Desnoyers and Paul E. McKenney + * Releases: http://lttng.org/files/ust/releases + * GitWeb: http://lttng.org/cgi-bin/gitweb.cgi?p=userspace-rcu.git;a=summary + * Git: git://lttng.org/userspace-rcu.git -- Documentation + -> This release was tested with liburcu v0.4.1 -- hello - An example application that uses the userspace tracer. -- libmallocwrap - An example library that can be LD_PRELOAD'ed to instrument calls to malloc() - in any program without need to recompile it. + - libkcompat + + Linux kernel userspace compatibility library. + (Provides userspace ports of some kernel APIs.) + * Releases: http://lttng.org/files/ust/releases + * GitWeb: http://git.dorsal.polymtl.ca (project: libkcompat) + * Git: git://git.dorsal.polymtl.ca/git/libkcompat.git + + -> This release was tested with libkcompat v0.1 + + + +INSTALLATION INSTRUCTIONS: + + - Download, compile and install liburcu and libkcompat. + - In this package's tree, run ./configure. + - Run make. + - Run make install. + - Run ldconfig. + - See the manual for usage instructions. + + + +TRACE VIEWER: + + LTTV is used for viewing UST traces. LTTV may be obtained at + http://lttng.org in the Downloads section. + + This release has been tested with LTTV 0.12.30. + + +PACKAGE CONTENTS: + + This package contains the following elements. + + - libust + The actual userspace tracing library that must be linked to the + instrumented programs. + + - ustctl + A program to control the tracing of userspace applications. It can list + markers, start the tracing, stop the tracing, enable/disable markers, etc. + + - ustd + The daemon that collects trace data and writes it to the disk. + + - doc + The documentation. + + - hello + An example application that uses the userspace tracer. + + - libmallocwrap + An example library that can be LD_PRELOAD'ed to instrument calls to malloc() + in any program without need to recompile it. + + - libinterfork + A library that is LD_PRELOAD'ed, and that hijacks calls to several system + calls in order to trace across these calls.