Docs:  Installation

Welcome to PETSc 2.0. Please let us know of any difficulties in installing and using the software. See information on how to report bugs and installation problems. Installing PETSc can be the hardest part of using the software, since each machine's configuration is slightly different. If problems crop up, please first consult

the troubleshooting guide and
the patches file

through which most users can solve their problems. We are always willing to assist with an installation if a problem remains unresolved. If installing PETSc has taken more than a few hours and you've gone through the troubleshooting guide, please refer to bug-reporting information. We will help everyone with installation problems on any of the machines listed below.

This release has been tested on

On variants of the OS on the above machines, a little tweaking may be necessary. This information is usually present in the files petsc/bmake/${PETSC_ARCH}/base_variables (e.g., changes in compiler options, libraries supplied by the OS), or in comments within any source files that may fail to compile, or in the PETSc bug fixes file, http://www-unix.mcs.anl.gov/petsc/petsc-patches.html

Separate installation instructions are provided for UNIX and Window plaftorms.