Increase max files open limit for OSD daemon.

Under heavy load the number of file descriptors opened
by the OSD can go beyond the 64K file limit. This patch
increases the default to 128K.

Signed-off-by: Owen Synge <osynge@suse.com>
(cherry picked from commit ebda4ba1c67172852587e47a8e6fb538809a1b1c)

diff --git a/systemd/ceph-osd@.service b/systemd/ceph-osd@.service
index edb24ad4b1f99f84f1477f458f251787c1e907df..c12b56c9fb97207084342a098540938b19ee8c1a 100644 (file)
--- a/systemd/ceph-osd@.service
+++ b/systemd/ceph-osd@.service
@@ -9,6 +9,7 @@ EnvironmentFile=-/etc/sysconfig/ceph
 Environment=CLUSTER=ceph
 ExecStart=/usr/bin/ceph-osd -f --cluster ${CLUSTER} --id %i
 ExecStartPre=/usr/libexec/ceph/ceph-osd-prestart.sh --cluster ${CLUSTER} --id %i
+LimitNOFILE=131072
 
 [Install]
 WantedBy=ceph.target