openstack/kolla-ansible
Code Issues Proposed changes

Merge "Configure OVN to emit "need to frag" packets in case of MTU mismatch"

Browse Source
This commit is contained in:
Zuul 2023-09-04 08:59:56 +00:00 committed by Gerrit Code Review
commit a7756fa3a0
2 changed files with 8 additions and 0 deletions
ansible/roles/neutron/templates
ml2_conf.ini.j2
releasenotes/notes
ovn-emit-need-to-frag-2d6695596042db18.yaml

1
ansible/roles/neutron/templates/ml2_conf.ini.j2

@ -40,4 +40,5 @@ ovn_nb_connection = {{ ovn_nb_connection }}
ovn_sb_connection = {{ ovn_sb_connection }}
ovn_metadata_enabled = True
enable_distributed_floating_ip = {{ neutron_ovn_distributed_fip | bool }}
ovn_emit_need_to_frag = True
{% endif %}

7
releasenotes/notes/ovn-emit-need-to-frag-2d6695596042db18.yaml Normal file

@ -0,0 +1,7 @@
---
upgrade:
- |
Enabled ``ovn_emit_need_to_frag`` setting by default. It is useful when
external network's MTU is lower then internal geneve networks.
Host kernel needs to be in version >= 5.2 for this option to work.
All Kolla supported host operating systems have higher kernel version.