tweaking the extra packages. Make sure our experimental mellanox repo is...

tweaking the extra packages. Make sure our experimental mellanox repo is disabled. Clean the cache before installation (as disks may fill up)

roles/config_repos/tasks/main.yml

@@ -23,6 +23,7 @@
   - CentOS-Media.repo  
   - CentOS-OpenStack-kilo.repo 
   - epel.repo
+  - monashhpc_mellanox.repo
   when: ansible_os_family == 'RedHat' and ansible_distribution_major_version == "7"
 
 - name: add our repos

roles/extra_packages/tasks/main.yml

@@ -3,6 +3,16 @@
   include_vars: "{{ ansible_distribution }}_{{ ansible_distribution_major_version }}.yml"
   when: extra_packages is not defined
 
+- name: "Clear yum cache"
+  command: yum clean all
+  sudo: true
+  when: ansible_os_family == 'RedHat'
+ 
+- name: "Make yum cache"
+  command: yum makecache
+  sudo: true
+  when: ansible_os_family == 'RedHat'
+
 - name: "Install extra packages"
   yum: "name={{ item }} exclude={{ excludes|join(',') }} update_cache=yes state=present"
   with_items: "{{ extra_packages }}"