user fd

ubuntu.yml

- name: set open fd soft and hard limit
  lineinfile: dest=/etc/security/limits.conf regexp="{{ item.regexp }}" line="{{ item.line }}" insertbefore="# End of file" state=present
  with_items:
    - { regexp: '^neo4j\s+soft', line: 'neo4j soft nofile {{ neo4j_nofile_value }}' }
    - { regexp: '^neo4j\s+hard', line: 'neo4j hard nofile {{ neo4j_nofile_value }}' }
  when: neo4j_update_limits

- name: enable fd soft and hard limit
  lineinfile: dest=/etc/pam.d/su regexp='^session\s+require\s+pam_limits' line='session required pam_limits.so' state=present