Revert PETSc changes and shm-mem-size change.

.gitlab-ci.yml

@@ -57,7 +57,7 @@ stages:
     - export ENV_IMAGE=$(docker build -q -f Dockerfile_tmp .)
     - mkdir -p log
     - if [ ! -d $CCACHE_DIR ]; then mkdir -p $CCACHE_DIR && chown 1000:1000 $CCACHE_DIR; fi
-    - docker run --name $CONTAINER_NAME -v ccache:/cache --shm-size=256000000
+    - docker run --name $CONTAINER_NAME -v ccache:/cache
       -e "BUILD_TYPE=$BUILD_TYPE"
       -e "NUM_CPUS=$NUM_CPUS"
       -e "CCACHE_DIR=$CCACHE_DIR"

cmake/ThirdPartyPETSc.cmake

@@ -57,7 +57,7 @@ IF (NEKTAR_USE_PETSC)
             # we use a MUMPS build in ordering here, in the future it might make
             # sense to hook it up with metis/scotch since this MIGHT be faster
             # disabled MUMPS due to bug in SCALAPACK
-            SET(PETSC_MUMPS "")
+            SET(PETSC_MUMPS --download-scalapack --download-mumps)
             SET(PETSC_DEPS "")
 
             IF(NOT BLAS_LAPACK_BUILTIN )

docker/nektar-env/bullseye_full_packages.txt

@@ -11,5 +11,6 @@ libptscotch-dev
 libtet1.5-dev
 libtriangle-dev
 mpi-default-dev
+petsc-dev
 python3.9-dev
 python3-numpy