diff options
Diffstat (limited to 'roles/openshift_node_upgrade')
| -rw-r--r-- | roles/openshift_node_upgrade/tasks/main.yml | 27 |
1 files changed, 27 insertions, 0 deletions
diff --git a/roles/openshift_node_upgrade/tasks/main.yml b/roles/openshift_node_upgrade/tasks/main.yml index 6ae8dbc12..01bd3bf38 100644 --- a/roles/openshift_node_upgrade/tasks/main.yml +++ b/roles/openshift_node_upgrade/tasks/main.yml @@ -84,6 +84,33 @@ value: "{{ oreg_url }}" when: oreg_url is defined +# https://docs.openshift.com/container-platform/3.4/admin_guide/overcommit.html#disabling-swap-memory +- name: Check for swap usage + command: grep "^[^#].*swap" /etc/fstab + # grep: match any lines which don't begin with '#' and contain 'swap' + # command: swapon --summary + # Alternate option, however if swap entries are in fstab, swap will be + # enabled at boot. Grepping fstab should catch a condition when swap was + # disabled, but the fstab entries were not removed. + changed_when: false + failed_when: false + register: swap_result + + # Disable Swap Block +- block: + + - name: Disable swap + command: swapoff --all + + - name: Remove swap entries from /etc/fstab + lineinfile: + dest: /etc/fstab + regexp: 'swap' + state: absent + + when: swap_result.stdout_lines | length > 0 + # End Disable Swap Block + - name: Restart rpm node service service: name: "{{ openshift.common.service_type }}-node" |