From 68d56db92b95f570a8e7236dbff3fc7fd0fcd2c3 Mon Sep 17 00:00:00 2001
From: Guilhem Moulin <guilhem@fripost.org>
Date: Tue, 11 Dec 2018 21:14:23 +0100
Subject: IMAP: raise per user maximum number of inotify instances from 128 to
 512.

---
 roles/IMAP/tasks/imap.yml | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/roles/IMAP/tasks/imap.yml b/roles/IMAP/tasks/imap.yml
index 29b449e..231c759 100644
--- a/roles/IMAP/tasks/imap.yml
+++ b/roles/IMAP/tasks/imap.yml
@@ -24,6 +24,12 @@
         owner=root group=staff
         mode=0755
 
+# Required for IDLE as all imap processes have the same UID (vmail).
+- name: Set per user maximum number of inotify instances to 512
+  sysctl: name=fs.inotify.max_user_instances value=512 sysctl_set=yes
+  tags:
+   - sysctl
+
 - name: Copy dovecot auth proxy systemd unit files
   copy: src=etc/systemd/system/{{ item }}
         dest=/etc/systemd/system/{{ item }}
-- 
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