diff options
Diffstat (limited to 'roles')
-rw-r--r-- | roles/etcd/templates/etcd.conf.j2 | 2 | ||||
-rw-r--r-- | roles/openshift_node/tasks/main.yml | 27 | ||||
-rw-r--r-- | roles/openshift_node_upgrade/tasks/main.yml | 27 |
3 files changed, 55 insertions, 1 deletions
diff --git a/roles/etcd/templates/etcd.conf.j2 b/roles/etcd/templates/etcd.conf.j2 index 9151dd0bd..1b5598f46 100644 --- a/roles/etcd/templates/etcd.conf.j2 +++ b/roles/etcd/templates/etcd.conf.j2 @@ -62,7 +62,7 @@ ETCD_PEER_KEY_FILE={{ etcd_peer_key_file }} {% endif -%} #[logging] -ETCD_DEBUG="{{ etcd_debug | default(false) | string }}" +ETCD_DEBUG="{{ etcd_debug | default(false) | bool | string }}" {% if etcd_log_package_levels is defined %} ETCD_LOG_PACKAGE_LEVELS="{{ etcd_log_package_levels }}" {% endif %} diff --git a/roles/openshift_node/tasks/main.yml b/roles/openshift_node/tasks/main.yml index 626248306..59003bbf9 100644 --- a/roles/openshift_node/tasks/main.yml +++ b/roles/openshift_node/tasks/main.yml @@ -34,6 +34,33 @@ dns_ip: "{{ openshift_dns_ip | default(none) | get_dns_ip(hostvars[inventory_hostname])}}" env_vars: "{{ openshift_node_env_vars | default(None) }}" +# 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 + # 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. - name: Install Node package 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" |