doc/install/upgrading-ceph: using systemd commands in Ubuntu instructions

Before this change, we were using the "restart" command which is a symlink to
initctl(8). and it's offered by upstart. since ubuntu/vivid, ubuntu moved from
upstart to systemd.

Please see https://lists.ubuntu.com/archives/ubuntu-devel/2016-July/039465.html

Signed-off-by: Rodrigo Severo <rodrigo@fabricadeideias.com>

diff --git a/doc/install/upgrading-ceph.rst b/doc/install/upgrading-ceph.rst
index b55f5c4d734cfdd0934f994707cbb10bbfdd2d06..6fbf43a236dc833fc41726229ed1e232c1b9ee21 100644 (file)
--- a/doc/install/upgrading-ceph.rst
+++ b/doc/install/upgrading-ceph.rst
@@ -106,7 +106,7 @@ To upgrade monitors, perform the following steps:
 
 #. Restart each monitor. For Ubuntu distributions, use::
 
-       sudo restart ceph-mon id={hostname}
+       sudo systemctl restart ceph-mon@{hostname}.service
 
    For CentOS/Red Hat/Debian distributions, use::
 
@@ -150,11 +150,11 @@ To upgrade a Ceph OSD Daemon, perform the following steps:
 
 #. Restart the OSD, where ``N`` is the OSD number. For Ubuntu, use::
 
-       sudo restart ceph-osd id=N
+       sudo systemctl restart ceph-osd@{N}.service
 
-   For multiple OSDs on a host, you may restart all of them with Upstart. ::
+   For multiple OSDs on a host, you may restart all of them with systemd. ::
 
-       sudo restart ceph-osd-all
+       sudo systemctl restart ceph-osd
 
    For CentOS/Red Hat/Debian distributions, use::
 
@@ -195,7 +195,7 @@ To upgrade a Ceph Metadata Server, perform the following steps:
 
 #. Restart the metadata server. For Ubuntu, use::
 
-       sudo restart ceph-mds id={hostname}
+       sudo systemctl restart ceph-mds@{hostname}.service
 
    For CentOS/Red Hat/Debian distributions, use::