Etnus today announced the availability of TotalView 7.01, the company’s advanced 32- and 64-bit graphical debugger providing software engineers with control over applications written in C, C++, or Fortran. This release features: enhanced Mac OS X support; Mac OS X Visualizer; improved C++ and Fortran 90 support; incremental memory filters; a new Processes Tab; and updated distributions of gcc 3.4.4, gcc 4.0, PGI 6.0, Red Hat 3 update 4 and 4, UPC 2.2.0 on Linux x86, Sun Studio Compiler collection, and v 10.