Svetlana Tkachenko <svetlana.tkache...@fastmail.fm> writes: > Using FLINKER instead of CLINKER in the makefile gets it to compile without > errors. However, the previous behaviour persists (?). > > ~/dev/test/petsc $ make > gfortran -c -fPIC -Wall -Wno-unused-variable -g -fopenmp > -I/home/<username>/petsc/include -I/home/<username>/petsc/linux-amd64/include > -I/home/<username>/petsc/include/mpiuni -o myexample.o myexample.F90 > gfortran -c -fPIC -Wall -Wno-unused-variable -g -fopenmp > -I/home/<username>/petsc/include -I/home/<username>/petsc/linux-amd64/include > -I/home/<username>/petsc/include/mpiuni -o solver.o solver.F90 > gfortran -fopenmp -fopenmp -fPIC -Wall -Wno-unused-variable -g -fopenmp > -o myexample myexample.o solver.o > -Wl,-rpath,/home/<username>/petsc/linux-amd64/lib > -L/home/<username>/petsc/linux-amd64/lib -lpetsc > -Wl,-rpath,/home/<username>/petsc/linux-amd64/lib -lflapack -lfblas -lX11 > -lpthread -Wl,-rpath,/usr/lib/gcc/x86_64-redhat-linux/4.4.7 > -L/usr/lib/gcc/x86_64-redhat-linux/4.4.7 -lgfortran -lm -lm -lstdc++ -lstdc++ > -ldl -lgcc_s -ldl > ~/dev/test/petsc $ ./myexample > Entered petsc. > Init done. > WARNING! There are options you set that were not used! > WARNING! could be spelling mistake, etc! > Option left: name:-threadcomm_nthreads value: 8 > Option left: name:-threadcomm_type value: openmp > Finalized. > ~/dev/test/petsc $
Did you add these options to .petscrc? Run with -log_summary and send the output so we can see what configuration you are using. At the top of this thread, it looks like you did not configure --with-threadcomm. I recommend using --with-threadcomm --with-pthreadclasses --with-openmp.
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