We are pleased to announce the release of PETSc version 3.3 at http://www.mcs.anl.gov/petsc The major changes and updates can be found at http://www.mcs.anl.gov/petsc/petsc-as/documentation/changes/33.html We recommend upgrading to PETSc 3.3 immediately. As always please report problems to petsc-maint at mcs.anl.gov Thanks Barry