Projects / TAU


TAU (Tuning and Analysis Utilities) is a set of tools for analyzing the performance of C, C++, Fortran and Java programs. It collects much more information than is available through prof or gprof, the standard Unix utilities, including per-process, per-thread, and per-host information, inclusive and exclusive function times, profiling groups that allow you to organize data collection, access to hardware counters on some systems, per-class and per-instance information, the ability to separate data for each template instantiation, start/stop timers for profiling arbitrary sections of code, and support for collection of statistics on user-defined events.

Operating Systems

RSS Recent releases

  •  30 Jul 2012 13:29

Release Notes: This release adds a port to ARM Linux, Intel MIC platforms, CUDA 5.0 support, UPC Runtime instrumentation for Cray CCE and BUPC, improvements in the MPI wrapper, support to ParaProf 3D for IBM BG/Q, and ARM Linux.

  •  15 Apr 2012 21:10

Release Notes: Major changes include SHMEM profiling for Cray and SGI, NVIDIA OpenCL and AMD OpenCL support, a tau_rewrite tool based on MAQAO, OpenSHMEM Profiling, Score-P Atomic/Context Events, OpenMP 3.0 instrumentation with Opari2, NVIDIA CUPTI v4.1, H2 database in PerfDMF, debugging with TAU_TRACK_SIGNALS, MinGW compiler support for Windows, UPC source level instrumentation using the Rose parser to support the Cray CCE compiler, and PDT 3.17 with Rose and MAQAO binary instrumentor.

  •  09 Apr 2011 19:41

Release Notes: Support was added for tracking GPGPU performance data, binary rewriting, event based sampling, profiling of external libraries, and the Java Virtual Machine Tool Interface. TAU has been ported to the Cray XE6 and XMT platforms.

  •  31 Mar 2010 21:57

    Release Notes: Numerous enhancements and bugfixes.

    •  17 Jul 2009 20:51

    Release Notes: Numerous bugfixes


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