Bug 2160737

Summary: ping to dnat failed intermittently in gateway router mode
Product: Red Hat Enterprise Linux Fast Datapath Reporter: OVN Bot <ovn-bot>
Component: ovn22.03Assignee: Ales Musil <amusil>
Status: VERIFIED --- QA Contact: Jianlin Shi <jishi>
Severity: medium Docs Contact:
Priority: medium    
Version: FDP 22.BCC: amusil, ctrautma, jiji, mheib, mmichels
Target Milestone: ---   
Target Release: ---   
Hardware: Unspecified   
OS: Unspecified   
Whiteboard:
Fixed In Version: ovn22.03-22.03.0-141.el8fdp Doc Type: If docs needed, set a value
Doc Text:
Story Points: ---
Clone Of: Environment:
Last Closed: Type: ---
Regression: --- Mount Type: ---
Documentation: --- CRM:
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oVirt Team: --- RHEL 7.3 requirements from Atomic Host:
Cloudforms Team: --- Target Upstream Version:
Embargoed:

Description OVN Bot 2023-01-13 14:17:59 UTC
This is an automatically-generated clone of issue https://bugzilla.redhat.com/show_bug.cgi?id=2062580

Comment 3 Jianlin Shi 2023-07-21 02:21:39 UTC
Verified on ovn22.03-22.03.0-218.el8:

+ ip netns exec server1 ping6 3001::41 -c 1
PING 3001::41(3001::41) 56 data bytes
64 bytes from 3001::41: icmp_seq=1 ttl=63 time=1.21 ms                                                

--- 3001::41 ping statistics ---                                                                      
1 packets transmitted, 1 received, 0% packet loss, time 0ms                                           
rtt min/avg/max/mdev = 1.209/1.209/1.209/0.000 ms
+ ovs-appctl fdb/show br-nat
 port  VLAN  MAC                Age                                                                   
LOCAL     0  4a:20:51:d0:f5:49   10                                                                   
    2     0  0c:42:a1:5f:5c:59    9                                                                   
    2     0  00:0f:53:5f:2f:70    6                                                                   
    2     0  50:7c:6f:4a:d0:86    6                                                                   
    2     0  40:f0:78:11:6a:05    4                                                                   
    2     4  34:73:5a:99:55:2e    3                                                                   
LOCAL     0  b8:59:9f:ea:92:1b    3                                                                   
    2     0  00:0f:53:21:46:90    2                                                                   
    2     0  34:73:5a:99:55:2e    1                                                                   
    2     0  08:c0:eb:2d:23:b0    1                                                                   
    2     0  08:c0:eb:2d:23:b1    1                                                                   
    2     0  00:15:17:de:0c:87    1                                                                   
    3     0  ce:4b:e5:a9:06:07    0                                                                   
    1     0  00:00:09:09:00:03    0                                                                   
+ ip netns exec server1 ping6 3001::41 -c 5                                                           
PING 3001::41(3001::41) 56 data bytes
64 bytes from 3001::41: icmp_seq=1 ttl=63 time=0.107 ms                                               
64 bytes from 3001::41: icmp_seq=2 ttl=63 time=0.403 ms                                               
64 bytes from 3001::41: icmp_seq=3 ttl=63 time=0.073 ms                                               
64 bytes from 3001::41: icmp_seq=4 ttl=63 time=1.23 ms
64 bytes from 3001::41: icmp_seq=5 ttl=63 time=1.11 ms                                                

--- 3001::41 ping statistics ---                                                                      
5 packets transmitted, 5 received, 0% packet loss, time 4084ms                                        
rtt min/avg/max/mdev = 0.073/0.583/1.231/0.493 ms
+ ovs-appctl fdb/show br-nat
 port  VLAN  MAC                Age                                                                   
LOCAL     0  4a:20:51:d0:f5:49   14                                                                   
    2     0  0c:42:a1:5f:5c:59   13                                                                   
    2     0  50:7c:6f:4a:d0:86   10                                                                   
    2     0  40:f0:78:11:6a:05    8                                                                   
    2     4  34:73:5a:99:55:2e    7                                                                   
LOCAL     0  b8:59:9f:ea:92:1b    7                                                                   
    2     0  00:0f:53:21:46:90    6                                                                   
    2     0  34:73:5a:99:55:2e    5                                                                   
    2     0  08:c0:eb:2d:23:b0    5                                                                   
    2     0  08:c0:eb:2d:23:b1    4                                                                   
    2     0  00:15:17:de:0c:87    4                                                                   
    2     0  00:0f:53:5f:2f:70    3                                                                   
    2     0  40:a6:b7:19:46:9c    1                                                                   
    2     0  40:a6:b7:91:a7:9c    1                                                                   
    2     0  18:66:da:e7:06:1a    1                                                                   
    3     0  ce:4b:e5:a9:06:07    0                                                                   
    1     0  00:00:09:09:00:03    0                                                                   
[root@dell-per740-42 bz2160737]# rpm -qa | grep -E "openvswitch2.15|ovn22.03"                         
ovn22.03-22.03.0-218.el8fdp.x86_64
openvswitch2.15-2.15.0-87.el8fdp.x86_64
ovn22.03-central-22.03.0-218.el8fdp.x86_64
ovn22.03-host-22.03.0-218.el8fdp.x86_64