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Bug 2245944 - Revisit OVN's logic of flushing conntrack for LR
Summary: Revisit OVN's logic of flushing conntrack for LR
Keywords:
Status: CLOSED ERRATA
Alias: None
Product: Red Hat Enterprise Linux Fast Datapath
Classification: Red Hat
Component: ovn23.09
Version: FDP 23.D
Hardware: Unspecified
OS: Unspecified
medium
medium
Target Milestone: ---
: ---
Assignee: lorenzo bianconi
QA Contact: ying xu
URL:
Whiteboard:
Depends On:
Blocks:
TreeView+ depends on / blocked
 
Reported: 2023-10-24 17:17 UTC by OVN Bot
Modified: 2024-01-24 11:18 UTC (History)
5 users (show)

Fixed In Version: ovn23.09-23.09.0-41.el9fdp
Doc Type: If docs needed, set a value
Doc Text:
Clone Of:
Environment:
Last Closed: 2024-01-24 11:18:13 UTC
Target Upstream Version:
Embargoed:


Attachments (Terms of Use)


Links
System ID Private Priority Status Summary Last Updated
Red Hat Issue Tracker FD-3218 0 None None None 2023-10-24 17:18:16 UTC
Red Hat Product Errata RHBA-2024:0392 0 None None None 2024-01-24 11:18:14 UTC

Description OVN Bot 2023-10-24 17:17:00 UTC
This is an automatically-generated clone of issue https://bugzilla.redhat.com/show_bug.cgi?id=2193323

Comment 3 ying xu 2023-12-05 06:48:36 UTC
verified on version:
# rpm -qa|grep ovn
ovn23.09-23.09.0-73.el9fdp.x86_64
ovn23.09-central-23.09.0-73.el9fdp.x86_64
ovn23.09-host-23.09.0-73.el9fdp.x86_64




# ovn-nbctl lb-add lb1 172.16.1.101:8080 192.168.1.2:80,192.168.2.2:80 udp -- set load_balancer lb1 options:ct_flush=true
[root@dell-per740-53 load_balance]# ovn-nbctl lr-lb-add R2 lb1
[root@dell-per740-53 load_balance]# 
[root@dell-per740-53 load_balance]# 
[root@dell-per740-53 load_balance]# ip netns exec alice1 ncat --udp 172.16.1.101 8080 <<< h
[root@dell-per740-53 load_balance]# ip netns exec alice1 ncat --udp 172.16.1.101 8080 <<< h
[root@dell-per740-53 load_balance]# ip netns exec alice1 ncat --udp 172.16.1.101 8080 <<< h
[root@dell-per740-53 load_balance]# ip netns exec alice1 ncat --udp 172.16.1.101 8080 <<< h
[root@dell-per740-53 load_balance]# ip netns exec alice1 ncat --udp 172.16.1.101 8080 <<< h
[root@dell-per740-53 load_balance]# ip netns exec alice1 ncat --udp 172.16.1.101 8080 <<< h
[root@dell-per740-53 load_balance]# ovs-appctl dpctl/dump-conntrack|grep udp.*172.16.1.10
udp,orig=(src=172.16.1.3,dst=172.16.1.101,sport=60102,dport=8080),reply=(src=192.168.1.2,dst=172.16.1.3,sport=80,dport=60102),zone=3,mark=2
udp,orig=(src=172.16.1.3,dst=172.16.1.101,sport=49471,dport=8080),reply=(src=192.168.2.2,dst=172.16.1.3,sport=80,dport=49471),zone=3,mark=2
udp,orig=(src=172.16.1.3,dst=172.16.1.101,sport=46900,dport=8080),reply=(src=192.168.2.2,dst=172.16.1.3,sport=80,dport=46900),zone=3,mark=2
udp,orig=(src=172.16.1.3,dst=172.16.1.101,sport=44087,dport=8080),reply=(src=192.168.2.2,dst=172.16.1.3,sport=80,dport=44087),zone=3,mark=2
udp,orig=(src=172.16.1.3,dst=172.16.1.101,sport=57879,dport=8080),reply=(src=192.168.1.2,dst=172.16.1.3,sport=80,dport=57879),zone=3,mark=2
udp,orig=(src=172.16.1.3,dst=172.16.1.101,sport=56608,dport=8080),reply=(src=192.168.2.2,dst=172.16.1.3,sport=80,dport=56608),zone=3,mark=2
[root@dell-per740-53 load_balance]# ovs-appctl dpctl/dump-conntrack|grep udp.*172.16.1.10
udp,orig=(src=172.16.1.3,dst=172.16.1.101,sport=60102,dport=8080),reply=(src=192.168.1.2,dst=172.16.1.3,sport=80,dport=60102),zone=3,mark=2
udp,orig=(src=172.16.1.3,dst=172.16.1.101,sport=49471,dport=8080),reply=(src=192.168.2.2,dst=172.16.1.3,sport=80,dport=49471),zone=3,mark=2
udp,orig=(src=172.16.1.3,dst=172.16.1.101,sport=46900,dport=8080),reply=(src=192.168.2.2,dst=172.16.1.3,sport=80,dport=46900),zone=3,mark=2
udp,orig=(src=172.16.1.3,dst=172.16.1.101,sport=44087,dport=8080),reply=(src=192.168.2.2,dst=172.16.1.3,sport=80,dport=44087),zone=3,mark=2
udp,orig=(src=172.16.1.3,dst=172.16.1.101,sport=57879,dport=8080),reply=(src=192.168.1.2,dst=172.16.1.3,sport=80,dport=57879),zone=3,mark=2
udp,orig=(src=172.16.1.3,dst=172.16.1.101,sport=56608,dport=8080),reply=(src=192.168.2.2,dst=172.16.1.3,sport=80,dport=56608),zone=3,mark=2
[root@dell-per740-53 load_balance]# ovn-nbctl lb-del lb1
[root@dell-per740-53 load_balance]# ovs-appctl dpctl/dump-conntrack|grep udp.*172.16.1.10
[root@dell-per740-53 load_balance]# 


set verified.

Comment 5 errata-xmlrpc 2024-01-24 11:18:13 UTC
Since the problem described in this bug report should be
resolved in a recent advisory, it has been closed with a
resolution of ERRATA.

For information on the advisory (ovn23.09 bug fix and enhancement update), and where to find the updated
files, follow the link below.

If the solution does not work for you, open a new bug report.

https://access.redhat.com/errata/RHBA-2024:0392


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