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Merge pull request #1109 from ceph/bz-1396742 

rolling_update: clarify "serial" usage
pull/1115/head
Sébastien Han 2016-11-22 16:10:17 +01:00 committed by GitHub
parent 25d8ce958f 38e846e542
commit d6bfacdbf7
1 changed files with 5 additions and 1 deletions
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6
infrastructure-playbooks/rolling_update.yml
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@ -1,6 +1,10 @@
---
# This playbook does a rolling update for all the Ceph services
# Change the value of 'serial:' to adjust the number of server to be updated.
#
# The value of 'serial:' adjusts the number of servers to be updated simultaneously.
# We recommend a value of 1, which means hosts of a group (e.g: monitor) will be
# upgraded one by one. It is really crucial for the update process to happen
# in a serialized fashion. DO NOT CHANGE THIS VALUE.
#
# The four roles that apply to the ceph hosts will be applied: ceph-common,
# ceph-mon, ceph-osd and ceph-mds. So any changes to configuration, package updates, etc,