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author | Russell Teague <rteague@redhat.com> | 2017-04-21 14:00:45 -0400 |
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committer | Russell Teague <rteague@redhat.com> | 2017-04-21 14:15:08 -0400 |
commit | 393acee29969ceaa676cc837654489f102f05cca (patch) | |
tree | 9f7c66bca1325e63d0db8f8833c46c0ad8dd5909 /roles/openshift_node/tasks | |
parent | 6497b5ae71d49e84b89e5763608f43e84aacab1e (diff) | |
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Update swap disable tasks
* Lines are commented out vice being removed
* Comment is added indicating why the change happened
* Variable openshift_disable_swap added to allow user control
Diffstat (limited to 'roles/openshift_node/tasks')
-rw-r--r-- | roles/openshift_node/tasks/main.yml | 23 |
1 files changed, 14 insertions, 9 deletions
diff --git a/roles/openshift_node/tasks/main.yml b/roles/openshift_node/tasks/main.yml index 59003bbf9..98139cac2 100644 --- a/roles/openshift_node/tasks/main.yml +++ b/roles/openshift_node/tasks/main.yml @@ -38,28 +38,33 @@ - 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 +# Disable Swap Block - block: - name: Disable swap command: swapoff --all - name: Remove swap entries from /etc/fstab + replace: + dest: /etc/fstab + regexp: '(^[^#].*swap.*)' + replace: '# \1' + backup: yes + + - name: Add notice about disabling swap lineinfile: dest: /etc/fstab - regexp: 'swap' - state: absent + line: '# OpenShift-Ansible Installer disabled swap per overcommit guidelines' + state: present - when: swap_result.stdout_lines | length > 0 - # End Disable Swap Block + when: + - swap_result.stdout_lines | length > 0 + - openshift_disable_swap | default(true) +# End Disable Swap Block # We have to add tuned-profiles in the same transaction otherwise we run into depsolving # problems because the rpms don't pin the version properly. This was fixed in 3.1 packaging. |