X-Git-Url: http://git.lttng.org/?a=blobdiff_plain;f=README.md;h=51ca20b8e6375729ba707be118781901dc9647e6;hb=35cbacdb34948e328f5d360f2fd76618dd678e2f;hp=72594da2a7e18edf894a16185eabdcef1e6cba37;hpb=b49b04f498b6976f9d944daf3d50fdd0793c4ab8;p=lttng-ust.git diff --git a/README.md b/README.md index 72594da2..51ca20b8 100644 --- a/README.md +++ b/README.md @@ -11,8 +11,8 @@ user space tracing helpers for any application. Prerequisites ------------- -LTTng-UST depends on [liburcu](http://liburcu.org/) v0.7.2 at build and -run times. +LTTng-UST depends on **[liburcu](http://liburcu.org/) >= 0.12** at build and +run times. It also optionally depends on libnuma. Building @@ -189,7 +189,7 @@ human-readable text log. Since LTTng-UST 2.3, both tracepoints and tracepoint providers can be compiled in C++. To compile tracepoint probes in C++, you need -G++ >= 4.7 or Clang. +G++ >= 4.7 or Clang. The C++ compilers need to support C++11. Contact @@ -225,16 +225,18 @@ This package contains the following elements: It _has_ to be preloaded in order to hijack calls. In contrast, `liblttng-ust` may be linked at build time. - `liblttng-ust-java`: a simple library that uses JNI to allow tracing - in Java programs. + in Java programs. (Configure with `--enable-jni-interface`). - `liblttng-ust-java-agent`: a package that includes a JNI library and a JAR library to provide an LTTng-UST logging back-end for Java - applications using Java Util Logging or Log4j. + applications using Java Util Logging or Log4j. (Configure with + `--enable-java-agent-jul` or `--enable-java-agent-log4j` or + `--enable-java-agent-all`). - `liblttng-ust-libc-wrapper`: an example library that can be preloaded to instrument some calls to libc (currently `malloc()` and `free()`) and to POSIX threads (mutexes currently instrumented) in any program without need to recompile it. - `liblttng-ust-python-agent`: a library used by python-lttngust to allow - tracing in Python applications. + tracing in Python applications. (Configure with `--enable-python-agent`) - `libringbuffer`: the ring buffer implementation used within LTTng-UST. - `python-lttngust`: a package to provide an LTTng-UST logging back-end for Python applications using the standard logging framework.