[lttng-dev] [RELEASE] LTTng-UST 2.8.1 (Linux user-space tracer)

Mathieu Desnoyers mathieu.desnoyers at efficios.com
Wed Jun 15 15:36:06 UTC 2016


Hi,

This release is a bugfix release for the stable-2.8 branch of lttng-ust.

LTTng-UST, the Linux Trace Toolkit Next Generation Userspace Tracer,
is a low-overhead application tracer. The library "liblttng-ust" enables
tracing of applications and libraries.

Project website: http://lttng.org
Documentation: http://lttng.org/docs
Download link: http://lttng.org/download

Changelog:

2016-06-15 lttng-ust 2.8.1
        * Comment the locking mechanisms in ContextInfoManager
        * Fix: Null-check return value of log4j.Category.getAllAppenders()
        * Add liblttng-ust-agent.jar to the .gitignore
        * Fix: Specify encoding when reading agent port file
        * Fix: Include child loggers in the output of "lttng list"
        * Fix: Handle both agent config files pointing to same port
        * Suppress static method warning
        * Add more logging to the LttngTcpSessiondClient
        * Use config.h to detect sched_getcpu support
        * Fix: use limits.h in ust-elf test
        * Fix: strerror_r behavior is glibc specific
        * Add support for musl libc to ust-dlfcn.h
        * Fix: don't generate 0-len array in tracepoint probes
        * Fix: log4j example: set logger level to prevent unexpected level inheritance
        * Fix: initialize RCU callbacks with mixed LGPL/non-LGPL objects
        * Fix: incorrect structure layout with mixed LGPL/non-LGPL objects
        * Fix: don't call __builtin_return_address(0) on 32-bit powerpc
        * Fix: tracepoint header: declare tracepoint_dlopen_ptr
        * Fix: update debug message about weak-hidden symbols
        * Fix: tracepoint-rcu header: use tracepoint_dlopen_ptr
        * Fix: test: relax requirement on weak-hidden symbol address
        * Fix: work-around gcc optimisation oddness on 32-bit powerpc
        * Fix: test weak-hidden symbols

-- 
Mathieu Desnoyers
EfficiOS Inc.
http://www.efficios.com


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