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List:       openvswitch-discuss
Subject:    [ovs-discuss] Limit on number of actions in openvswitch flow entry
From:       blp () nicira ! com (Ben Pfaff)
Date:       2012-03-21 15:37:02
Message-ID: 20120321153702.GG21885 () nicira ! com
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On Wed, Mar 21, 2012 at 05:23:35PM +0530, selen jia wrote:
> im using openvswitch 1.2.2.
> i saw there is no limit on number of actions that a flow entry can have, i
> inserted 200 actions in  a single flow entry
> also in ovs code i can see the buffer allocated for actions, resize if
> number of actions are more..
> 
> so am i right that there is no limit on number of actions in a flow entry?

There are limits but they are high.  OpenFlow has a 64 kB limit on the
size of a message, so the actions have to fit in that.  The kernel
module also has a 64 kB limit on the size of a message, but it's a
different limit because the actions have a different format.

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