69 lines
1.7 KiB
YAML
69 lines
1.7 KiB
YAML
---
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- name: test for swap partition
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shell: swapon -s | grep -E "^/mnt/swapfile"
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register: swapfile
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ignore_errors: yes
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- name: disable any other swap
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shell: swapoff -a
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when: swapfile|failed
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- name: swap - remove current swaps from fstab
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lineinfile:
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dest: /etc/fstab
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regexp: '^\/[\S]+\s+none\s+swap '
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state: absent
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when: swapfile|failed
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- name: create swapfile
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when: swapfile|failed
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shell: fallocate -l 4G /mnt/swapfile
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ignore_errors: yes
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- name: set swapfile permissions
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when: swapfile|failed
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file: path=/mnt/swapfile
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owner=root
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group=root
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mode=0600
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- name: prepare swapfile
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when: swapfile|failed
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shell: mkswap /mnt/swapfile
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ignore_errors: yes
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- name: enable swap
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when: swapfile|failed
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shell: swapon /mnt/swapfile
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ignore_errors: yes
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- name: add swapfile
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when: swapfile|failed
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lineinfile: dest=/etc/fstab
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regexp="^/mnt/swapfile"
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state=present
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line="/mnt/swapfile none swap sw 0 0"
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- name: set swappiness (temporarily)
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when: swapfile|failed
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shell: echo 10 > /proc/sys/vm/swappiness
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ignore_errors: yes
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- name: set swappiness (permanent)
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when: swapfile|failed
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lineinfile: dest=/etc/sysctl.conf
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regexp="^vm.swappiness"
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state=present
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line="vm.swappiness = 10"
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- name: set cache pressure (temporarily)
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when: swapfile|failed
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shell: echo 50 > /proc/sys/vm/vfs_cache_pressure
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ignore_errors: yes
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- name: set cache pressure (permanent)
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when: swapfile|failed
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lineinfile: dest=/etc/sysctl.conf
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regexp="^vm.vfs_cache_pressure"
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state=present
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line="vm.vfs_cache_pressure = 50" |