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Code Issues

roles/loki: Install custom OOM configuration 

- When loki hits 5.5G RSS, aggressively reclaim its memory. This puts
  it under memory pressure.
- When loki hits 6G RSS, invoke the kernel OOM killer.
- When loki is under severe memory pressure, have systemd-oomd kill it.
This commit is contained in:
Jan Alexander Steffens (heftig) 2021-05-20 22:27:17 +02:00 committed by Kristian Klausen
parent 698a28c6fc
commit a2fd81c717
2 changed files with 11 additions and 0 deletions
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5
roles/loki/files/loki-override.conf Normal file
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@ -0,0 +1,5 @@
[Service]
MemoryHigh=5.5G
MemoryMax=6G
ManagedOOMMemoryPressure=kill
ManagedOOMMemoryPressureLimit=60%

6
roles/loki/tasks/main.yml
View File

@ -17,5 +17,11 @@
- name: open firewall hole
ansible.posix.firewalld: service=http zone=wireguard permanent=true state=enabled immediate=yes
- name: create drop-in directory for loki
file: path=/etc/systemd/system/loki.service.d state=directory owner=root group=root mode=0755
- name: install drop-in snippet for loki
copy: src=loki-override.conf dest=/etc/systemd/system/loki.service.d/override.conf owner=root group=root mode=0644
- name: start and enable loki
systemd: name=loki.service enabled=yes daemon_reload=yes state=started