Jose
e347af8569
This commit introduces a new feature that adds a task specifically designed to gather memory-related facts. Additionally, it updates the RAM calculation logic to ensure accuracy based on the newly gathered data.
106 lines
3.1 KiB
YAML
106 lines
3.1 KiB
YAML
---
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- name: ram | Ensure Debian family
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ansible.builtin.assert:
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that: ansible_os_family == "Debian"
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fail_msg: "This role only supports Debian/Proxmox systems."
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- name: Gather only memory fact
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ansible.builtin.setup:
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filter: ansible_memtotal_mb
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- name: ram | Calculate log2ram size
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ansible.builtin.set_fact:
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_calculated_size_mb: "{{ (ansible_memtotal_mb * log2ram_ram_percent / 100) | int }}"
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log2ram_size_mb: >-
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{{
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[log2ram_min_size_mb,
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[_calculated_size_mb, log2ram_max_size_mb] | min
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] | max
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}}
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- name: ram | Convert size to M format
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ansible.builtin.set_fact:
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log2ram_size: "{{ log2ram_size_mb }}M"
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# - name: Install log2ram
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- name: ram | Install dependencies
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ansible.builtin.apt:
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name:
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- rsync
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- curl
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- ca-certificates
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state: present
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update_cache: yes
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cache_valid_time: 3600 # Only run apt-get update if it hasn't run in the last hour
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- name: ram | Download log2ram
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ansible.builtin.get_url:
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url: https://github.com/azlux/log2ram/archive/refs/heads/master.tar.gz
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dest: /tmp/log2ram.tar.gz
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# Adding a checksum ensures we only 'change' if the file is new/updated
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checksum: "sha256:https://github.com/azlux/log2ram/archive/refs/heads/master.tar.gz.sha256"
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mode: '0644'
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register: download_archive
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- name: ram | Logic to extract and install log2ram
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when: download_archive.changed # noqa: no-handler
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block:
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- name: ram | Extract log2ram
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ansible.builtin.unarchive:
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src: "/tmp/log2ram.tar.gz"
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dest: "/tmp"
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remote_src: yes
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- name: ram | Install log2ram
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ansible.builtin.command: bash install.sh
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args:
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chdir: "/tmp/log2ram-master"
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# 'creates' makes the command idempotent by checking for the binary
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creates: /usr/local/bin/log2ram
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notify: Restart log2ram
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# Configure log2ram
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- name: ram | Configure log2ram settings
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ansible.builtin.lineinfile:
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path: /etc/log2ram.conf
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regexp: "{{ item.regexp }}"
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line: "{{ item.line }}"
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backup: yes
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loop:
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- { regexp: '^#?SIZE=', line: "SIZE={{ log2ram_size }}" }
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- { regexp: '^#?USE_RSYNC=', line: "USE_RSYNC=true" }
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notify: Restart log2ram
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# Keep journald fully in RAM
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- name: ram | Configure journald storage volatile
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ansible.builtin.lineinfile:
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path: /etc/systemd/journald.conf
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regexp: '^#?Storage='
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line: "Storage=volatile"
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backup: yes
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notify: Restart journald
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- name: ram | Limit journald runtime size
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ansible.builtin.lineinfile:
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path: /etc/systemd/journald.conf
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regexp: '^#?RuntimeMaxUse='
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line: "RuntimeMaxUse={{ journald_runtime_max_use }}"
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notify: Restart journald
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# Enable log2ram on boot
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- name: ram | Configure memory tuning sysctl
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ansible.posix.sysctl:
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name: "{{ item.name }}"
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value: "{{ item.value }}"
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state: present
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sysctl_file: /etc/sysctl.d/99-proxmox-memory.conf
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reload: yes
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loop:
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- { name: 'vm.swappiness', value: "{{ vm_swappiness }}" }
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- { name: 'vm.dirty_ratio', value: "{{ vm_dirty_ratio }}" }
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- { name: 'vm.dirty_background_ratio', value: "{{ vm_dirty_background_ratio }}" }
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