From: Wolfgang Bangerth Date: Mon, 15 Feb 2010 13:12:42 +0000 (+0000) Subject: Document that we do not allow compilation when using threads. X-Git-Tag: v8.0.0~6438 X-Git-Url: https://gitweb.dealii.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=c7059dbc16dc6935693062e8135eb982c8555493;p=dealii.git Document that we do not allow compilation when using threads. git-svn-id: https://svn.dealii.org/trunk@20627 0785d39b-7218-0410-832d-ea1e28bc413d --- diff --git a/deal.II/examples/step-18/doc/intro.dox b/deal.II/examples/step-18/doc/intro.dox index 0ea4685181..937df98ec1 100644 --- a/deal.II/examples/step-18/doc/intro.dox +++ b/deal.II/examples/step-18/doc/intro.dox @@ -669,4 +669,9 @@ Conversely, if you want to run the program in 2d (after making the necessary changes to accommodate for a 2d geometry), you have to change the Makefile back to allow for 2d. +There is an additional caveat: PETSc appears not to co-operate well when using +threads and the program crashes when deal.II is compiled it its usual mode +supporting multithreading. The program can therefore only be compiled and run +if multithreading is disabled upon configuration of deal.II using the +--disable-threads switch to ./configure.