systemd: increase nproc ulimit

We were observed to be hitting the limit on centos7
(triggering pthread_create failures) on a ~2000 OSD cluster.

Increasing this resolves it!

Reported-by: Dan van der Ster <daniel.vanderster@cern.ch>
Signed-off-by: Sage Weil <sage@redhat.com>

diff --git a/systemd/ceph-mds@.service b/systemd/ceph-mds@.service
index c66e6417468766e57f96849a52aed6f45a196c1a..f86f4ee4d97bc9407d64a955b070e925218ffcde 100644 (file)
--- a/systemd/ceph-mds@.service
+++ b/systemd/ceph-mds@.service
@@ -6,6 +6,7 @@ PartOf=ceph.target
 
 [Service]
 LimitNOFILE=1048576
+LimitNPROC=1048576
 EnvironmentFile=-/etc/sysconfig/ceph
 Environment=CLUSTER=ceph
 ExecStart=/usr/bin/ceph-mds -f --cluster ${CLUSTER} --id %i --setuser ceph --setgroup ceph

diff --git a/systemd/ceph-mon@.service b/systemd/ceph-mon@.service
index ba6087daf2b9e8629ea08415d5ce9318347b23ec..a0eeff8300add339a8627d6c874246cc0d2667ec 100644 (file)
--- a/systemd/ceph-mon@.service
+++ b/systemd/ceph-mon@.service
@@ -12,6 +12,7 @@ PartOf=ceph.target
 
 [Service]
 LimitNOFILE=1048576
+LimitNPROC=1048576
 EnvironmentFile=-/etc/sysconfig/ceph
 Environment=CLUSTER=ceph
 ExecStart=/usr/bin/ceph-mon -f --cluster ${CLUSTER} --id %i --setuser ceph --setgroup ceph

diff --git a/systemd/ceph-osd@.service b/systemd/ceph-osd@.service
index 1f7ccc4c10f1cc37f01bc90a34c5474d869600a9..5a9314ec0a51e487a56d8ad121745a12587407c8 100644 (file)
--- a/systemd/ceph-osd@.service
+++ b/systemd/ceph-osd@.service
@@ -6,6 +6,7 @@ PartOf=ceph.target
 
 [Service]
 LimitNOFILE=1048576
+LimitNPROC=1048576
 EnvironmentFile=-/etc/sysconfig/ceph
 Environment=CLUSTER=ceph
 ExecStart=/usr/bin/ceph-osd -f --cluster ${CLUSTER} --id %i --setuser ceph --setgroup ceph

diff --git a/systemd/ceph-radosgw@.service b/systemd/ceph-radosgw@.service
index 6558890794abfb74c054244e559f917bade338de..fccd0116770dac7c0f5230f5af956ce09c0892df 100644 (file)
--- a/systemd/ceph-radosgw@.service
+++ b/systemd/ceph-radosgw@.service
@@ -6,6 +6,7 @@ PartOf=ceph.target
 
 [Service]
 LimitNOFILE=1048576
+LimitNPROC=1048576
 EnvironmentFile=-/etc/sysconfig/ceph
 Environment=CLUSTER=ceph
 ExecStart=/usr/bin/radosgw -f --cluster ${CLUSTER} --name client.%i --setuser ceph --setgroup ceph