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List:       openvswitch-discuss
Subject:    [ovs-discuss] How to buffer on OVS
From:       blp () nicira ! com (Ben Pfaff)
Date:       2013-04-30 16:57:34
Message-ID: 20130430165734.GC6013 () nicira ! com
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On Tue, Apr 30, 2013 at 03:02:46PM +0900, Hiroshi Miyata wrote:
> I am now trying to run OVS of Kernel module with
> Trema-edge(learning_switch code).
> Both are in a box. (Ubuntu 12.10)
> 
> When I see the of13 packets, the buffer_id in packet_in messages are
> 0xffffffff(OPF_NO_BUFFER)
> for both IPv4 packets and IPv6 packets.
> Is it possible to make OVS buffer the packets?

OVS should be buffering packets.  I am surprised to hear that it is
not.

Are these packets from flow misses or as a result of output to
OFPP_CONTROLLER?  OVS only buffers packets that result from flow misses.

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