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authorCarlos Goncalves <carlos.goncalves@neclab.eu>2016-01-29 11:11:52 +0000
committerGerrit Code Review <gerrit@172.30.200.206>2016-01-29 11:11:52 +0000
commit382819b1eb070f615473f1a5a09058fa5d2257a8 (patch)
tree278e96b47da0a36124a26cf594af05da6292b8b1 /docs
parent71c72aac61b89d7a7d51f14761680ef13f067be3 (diff)
parent8f0111d83feef9b34a3896e1e1b705b524f47603 (diff)
Merge "Support recovering VM on the same host" into stable/brahmaputra
Diffstat (limited to 'docs')
-rw-r--r--docs/requirements/05-implementation.rst14
1 files changed, 9 insertions, 5 deletions
diff --git a/docs/requirements/05-implementation.rst b/docs/requirements/05-implementation.rst
index e7f35158..1f1b4a74 100644
--- a/docs/requirements/05-implementation.rst
+++ b/docs/requirements/05-implementation.rst
@@ -296,7 +296,9 @@ described in the previous section applies. In addition, the Controller(s) will
take appropriate actions to evacuate the physical machines in order to prepare
them for the planned maintenance operation. After the physical machines are
emptied, the Controller will inform the Administrator that it can initiate the
-maintenance.
+maintenance. Alternatively the VMs can just be shut down and boot up on the
+same host after maintenance is over. There needs to be policy for administrator
+to know the plan for VMs in maintenance.
Information elements
--------------------
@@ -492,10 +494,12 @@ After reception of this request, the Consumer will decide on the optimal
action to resolve the fault. This includes actions like switching to a hot
standby virtual resource, migration of the fault virtual resource to another
physical machine, termination of the faulty virtual resource and instantiation
-of a new virtual resource in order to provide a new hot standby resource.
-Existing resource management interfaces and messages between the Consumer and
-the VIM can be used for those actions, and there is no need to define additional
-actions on the Fault Management Interface.
+of a new virtual resource in order to provide a new hot standby resource. In
+some use cases the Consumer can leave virtual resources on failed host to be
+booted up again after fault is recovered. Existing resource management
+interfaces and messages between the Consumer and the VIM can be used for those
+actions, and there is no need to define additional actions on the Fault
+Management Interface.
Parameters: