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authorGurucharan Shetty <gshetty@nicira.com>2013-03-13 12:24:54 -0700
committerGurucharan Shetty <gshetty@nicira.com>2013-03-18 12:30:59 -0700
commit5b56f96aaad4a55a26576e0610fb49bde448dabe (patch)
treee9c00135cc64375d14263aaf7ed8b9cd38d5f9fe /rhel/README.RHEL
parent43d18dc1bce87be17b280b7aeea8480609d26e5f (diff)
downloadopenvswitch-5b56f96aaad4a55a26576e0610fb49bde448dabe.tar.gz
rhel: Prevent duplicate ifup calls.
When we configure OVS using rhel ifupdown scripts, we call ifup on a bridge twice. Once while configuring the bridge and once while configuring the ports of the bridge. This looks harmless but unnecessary. This patch fixes the behavior. Signed-off-by: Gurucharan Shetty <gshetty@nicira.com>
Diffstat (limited to 'rhel/README.RHEL')
-rw-r--r--rhel/README.RHEL6
1 files changed, 5 insertions, 1 deletions
diff --git a/rhel/README.RHEL b/rhel/README.RHEL
index d9b68e4b3..ba2774a66 100644
--- a/rhel/README.RHEL
+++ b/rhel/README.RHEL
@@ -42,11 +42,15 @@ assignments. The following OVS-specific variable names are supported:
Note
----
-"ifdown" on a bridge will not bring individual ports on the bridge
+* "ifdown" on a bridge will not bring individual ports on the bridge
down. "ifup" on a bridge will not add ports to the bridge. This
behavior should be compatible with standard bridges (with
TYPE=Bridge).
+* If 'ifup' on an interface is called multiple times, one can see
+"RTNETLINK answers: File exists" printed on the console. This comes from
+ifup-eth trying to add zeroconf route multiple times and is harmless.
+
Examples
--------