[Bug 1405588] Re: database connection failed (Protocol error)

[Hua Zhang]

This issue will kill ovs process both in network and compute nodes, I
find some logs in /var/log/openvswitch/ovs-vswitchd.log of compute node
as below.

2014-12-26T03:59:53.899Z|00032|bridge|INFO|bridge br-int: added interface patch-tun on port 7
2014-12-26T03:59:53.982Z|00033|bridge|INFO|bridge br-tun: added interface patch-int on port 1
2014-12-26T03:59:55.320Z|00034|bridge|INFO|bridge br-tun: added interface gre-0a050041 on port 2
2014-12-26T03:59:55.411Z|00035|bridge|INFO|bridge br-tun: added interface gre-0a050040 on port 3
2014-12-26T04:00:03.253Z|00036|ofproto|INFO|br-int: 4 flow_mods 10 s ago (3 adds, 1 deletes)
2014-12-26T04:00:03.253Z|00037|ofproto|INFO|br-data: 3 flow_mods 10 s ago (2 adds, 1 deletes)
2014-12-26T04:00:04.253Z|00038|ofproto|INFO|br-tun: 18 flow_mods in the 1 s starting 10 s ago (15 adds, 1 deletes, 2 modifications)
2014-12-26T04:55:39.468Z|00001|tunnel(miss_handler)|WARN|receive tunnel port not found (10.5.0.69->10.5.0.66, key=0x2, dp port=7, pkt mark=0)
2014-12-26T04:55:39.468Z|00002|ofproto_dpif_upcall(miss_handler)|INFO|received packet on unassociated datapath port 7
2014-12-26T04:55:40.619Z|00003|tunnel(miss_handler)|WARN|receive tunnel port not found (10.5.0.69->10.5.0.66, key=0x2, dp port=7, pkt mark=0)
2014-12-26T04:55:40.619Z|00004|ofproto_dpif_upcall(miss_handler)|INFO|received packet on unassociated datapath port 7
2014-12-26T04:55:43.484Z|00005|tunnel(miss_handler)|WARN|receive tunnel port not found (10.5.0.69->10.5.0.66, key=0x2, dp port=7, pkt mark=0)
2014-12-26T04:55:43.484Z|00006|ofproto_dpif_upcall(miss_handler)|INFO|received packet on unassociated datapath port 7
2014-12-26T04:55:44.634Z|00007|tunnel(miss_handler)|WARN|receive tunnel port not found (10.5.0.69->10.5.0.66, key=0x2, dp port=7, pkt mark=0)
2014-12-26T04:55:44.634Z|00008|ofproto_dpif_upcall(miss_handler)|INFO|received packet on unassociated datapath port 7
2014-12-26T04:56:12.002Z|00009|tunnel(miss_handler)|WARN|receive tunnel port not found (10.5.0.69->10.5.0.66, key=0x2, dp port=7, pkt mark=0)
2014-12-26T04:56:12.002Z|00010|ofproto_dpif_upcall(miss_handler)|INFO|received packet on unassociated datapath port 7
2014-12-26T04:57:24.068Z|00001|fatal_signal(dispatcher)|WARN|terminating with signal 15 (Terminated)
2014-12-26T04:57:24.080Z|00002|daemon(monitor)|INFO|pid 10607 died, killed (Terminated), exiting

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Title:
  database connection failed (Protocol error)

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