43 lines
1.1 KiB
YAML
43 lines
1.1 KiB
YAML
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---
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- name: Obtain current state of swap
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command: swapon --noheadings --show=NAME
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register: swapon
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- name: Setup swap if none already, to prevent kernel firing off the OOM killer
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block:
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- name: A unique swapfile path is generated
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command: mktemp --tmpdir=/root swapfile_XXX
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register: swapfilepath
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- name: Swap file path is buffered
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set_fact:
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swapfilepath: '{{ swapfilepath.stdout | trim }}'
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- name: Set swap file permissions
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file:
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path: "{{ swapfilepath }}"
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owner: root
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group: root
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mode: 0600
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- name: Swapfile padded to swapfile_size & timed to help debug any performance problems
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shell: 'time dd if=/dev/zero of={{ swapfilepath }} bs={{ swapfileGB }}M count=1024'
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- name: Swap file is formatted
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command: 'mkswap {{ swapfilepath }}'
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- name: Write swap entry in fstab
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mount:
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path: none
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src: "{{ swapfilepath }}"
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fstype: swap
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opts: sw
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state: present
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- name: Mount swap
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command: "swapon -a"
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when: not (swapon.stdout_lines | length)
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