[ovs-dev] [PATCH] ovsdb: Clarify that a server that leaves a cluster may never rejoin.

Ben Pfaff blp at ovn.org
Mon Oct 29 23:37:11 UTC 2018


This wasn't clear from the documentation.

Reported-by; Paul Greenberg <greenpau at outlook.com>
Signed-off-by: Ben Pfaff <blp at ovn.org>
---
 Documentation/ref/ovsdb.7.rst | 3 +++
 ovsdb/ovsdb-server.1.in       | 3 +++
 2 files changed, 6 insertions(+)

diff --git a/Documentation/ref/ovsdb.7.rst b/Documentation/ref/ovsdb.7.rst
index 39d85b6e5774..f891309fc05d 100644
--- a/Documentation/ref/ovsdb.7.rst
+++ b/Documentation/ref/ovsdb.7.rst
@@ -255,6 +255,9 @@ cluster: transactions not yet replicated to the server will be lost, and
 transactions not yet applied to the cluster may be committed.  Afterward, any
 servers in its former cluster will regard the server to have failed.
 
+Once a server leaves a cluster, it may never rejoin it.  Instead, create a new
+server and join it to the cluster.
+
 The servers in a cluster synchronize data over a cluster management protocol
 that is specific to Open vSwitch; it is not the same as the OVSDB protocol
 specified in RFC 7047.  For this purpose, a server in a cluster is tied to a
diff --git a/ovsdb/ovsdb-server.1.in b/ovsdb/ovsdb-server.1.in
index 2d80dafffb7d..9f78e87f655c 100644
--- a/ovsdb/ovsdb-server.1.in
+++ b/ovsdb/ovsdb-server.1.in
@@ -339,6 +339,9 @@ executed.
 .IP
 Use \fBovsdb\-client wait\fR (see \fBovsdb\-client\fR(1)) to wait
 until the server has left the cluster.
+.IP
+Once a server leaves a cluster, it may never rejoin it.  Instead,
+create a new server and join it to the cluster.
 .
 .IP "\fBcluster/kick \fIdb server\fR"
 Start graceful removal of \fIserver\fR from \fIdb\fR's cluster, like
-- 
2.16.1



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