add parallel build

2 jobs for gitlab-ci in 25 seconds (queued for 3 seconds)
Status Job ID Name Coverage
  Build
failed #10540
mistral xen
build-parallel

00:00:13

failed #10539
mistral xen
build-serial

00:00:25

 
Name Stage Failure
failed
build-serial Build
checking for szlib library... suppressed
checking for netcdf.h... yes
checking for library containing nc_open... no
configure: error: Could not link to NetCDF library
$ mkdir gcc64-mpi && cd gcc-mpi && ./configure --with-netcdf=/sw/rhel6-x64/netcdf/netcdf_c-4.4.0-parallel-openmpi2-intel14 --with-szlib=/sw/rhel6-x64/sys/libaec-0.3.2-gcc48 --prefix=/work/k20200/k202061/cdipio-for-ralf/cdi-pio --enable-iso-c-interface --with-jasper --with-grib_api=/sw/rhel6-x64/grib_api/grib_api-1.15.0-intel14 --enable-mpi && make -j2
/bin/bash: line 99: cd: gcc-mpi: No such file or directory
Running after_script
Uploading artifacts for failed job
ERROR: Job failed: exit code 1
failed
build-parallel Build
cpu time               (seconds, -t) unlimited
max user processes (-u) unlimited
virtual memory (kbytes, -v) unlimited
file locks (-x) unlimited
$ mkdir gcc64-mpi && cd gcc64-mpi && ./configure --with-netcdf=/sw/rhel6-x64/netcdf/netcdf_c-4.4.0-parallel-openmpi2-intel14 --with-szlib=/sw/rhel6-x64/sys/libaec-0.3.2-gcc48 --prefix=/work/k20200/k202061/cdipio-for-ralf/cdi-pio --enable-iso-c-interface --with-jasper --with-grib_api=/sw/rhel6-x64/grib_api/grib_api-1.15.0-intel14 --enable-mpi && make -j2
/bin/bash: line 107: ./configure: No such file or directory
Running after_script
Uploading artifacts for failed job
ERROR: Job failed: exit code 1