Commit 31ba3812 authored by Joanne Hugé's avatar Joanne Hugé

ors-image-backports: set MTU to 1500 on lo

When using IPv6 between gNB and MME on different
ORS, TCP throughput between phones with MTU 1500
and ORS is very bad.
Setting MTU to 1500 on lo (where the eNB / MME GTP
addresses are) fixes the issue.
parent a4c84097
Pipeline #32366 failed with stage
in 0 seconds
...@@ -75,6 +75,11 @@ ...@@ -75,6 +75,11 @@
- name: Configure /etc/systemd/network/dhcp.network - name: Configure /etc/systemd/network/dhcp.network
copy: src=systemd-dhcp-network dest=/etc/systemd/network/dhcp.network owner=root mode=644 copy: src=systemd-dhcp-network dest=/etc/systemd/network/dhcp.network owner=root mode=644
## eNB and MME addresses are on lo interface, using high MTU will result in bad throughput
## for TCP when using IPv6 and phones with low MTU
- name: Configure /etc/systemd/network/lo.network
copy: src=systemd-lo-network dest=/etc/systemd/network/lo.network owner=root mode=644
- name: Create a directory if it does not exist - name: Create a directory if it does not exist
file: path=/etc/systemd/system/systemd-networkd-wait-online.service.d state=directory mode=0755 file: path=/etc/systemd/system/systemd-networkd-wait-online.service.d state=directory mode=0755
......
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