CS 4.11.2 SSVM MTU is not respected

[bwsw]

ISSUE TYPE

• Bug Report

COMPONENT NAME

SSVM

CLOUDSTACK VERSION

4.11.2

CONFIGURATION

OS / ENVIRONMENT

Ubuntu 16.04

SUMMARY

CS Global Vars have:
secstorage.vm.mtu.size 9000

SSVM has:

root@s-7820-vm:~# ifconfig 
eth0: flags=4163<UP,BROADCAST,RUNNING,MULTICAST>  mtu 1500
        inet 169.254.0.151  netmask 255.255.0.0  broadcast 169.254.255.255
        ether 0e:00:a9:fe:00:97  txqueuelen 1000  (Ethernet)
        RX packets 13077  bytes 899736 (878.6 KiB)
        RX errors 10271  dropped 0  overruns 0  frame 10271
        TX packets 19777  bytes 19924078 (19.0 MiB)
        TX errors 0  dropped 0 overruns 0  carrier 0  collisions 0

eth1: flags=4163<UP,BROADCAST,RUNNING,MULTICAST>  mtu 1500
        inet 10.252.3.136  netmask 255.255.0.0  broadcast 10.252.255.255
        ether 1e:00:4c:00:00:88  txqueuelen 1000  (Ethernet)
        RX packets 41384893  bytes 54704706973 (50.9 GiB)
        RX errors 5237738  dropped 0  overruns 0  frame 5237738
        TX packets 44410172  bytes 66395050784 (61.8 GiB)
        TX errors 0  dropped 0 overruns 0  carrier 0  collisions 0

eth2: flags=4163<UP,BROADCAST,RUNNING,MULTICAST>  mtu 1500
        inet XX.YY.29.171  netmask 255.255.254.0  broadcast 176.120.29.255
        ether 1e:00:e8:00:02:a8  txqueuelen 1000  (Ethernet)
        RX packets 35572697  bytes 53109334944 (49.4 GiB)
        RX errors 3799  dropped 0  overruns 0  frame 3799
        TX packets 1698801  bytes 102364049 (97.6 MiB)
        TX errors 0  dropped 0 overruns 0  carrier 0  collisions 0

lo: flags=73<UP,LOOPBACK,RUNNING>  mtu 65536
        inet 127.0.0.1  netmask 255.0.0.0
        loop  txqueuelen 1  (Local Loopback)
        RX packets 0  bytes 0 (0.0 B)
        RX errors 0  dropped 0  overruns 0  frame 0
        TX packets 0  bytes 0 (0.0 B)
        TX errors 0  dropped 0 overruns 0  carrier 0  collisions 0

EXPECTED RESULTS

Eth1 must have MTU 9000

Management server log shows that the parameter is transferred to the agent:

2020-01-25 20:08:22,036 DEBUG 
...
"bootArgs":" template=domP type=secstorage host=10.252.2.1 port=8250 name=s-7820-vm zone=1 pod=1 guid=s-7820-vm workers=5 resource=org.apache.cloudstack.storage.resource.NfsSecondaryStorageResource instance=SecStorage sslcopy=true role=templateProcessor mtu=9000 eth2ip=XX.YY.29.171 eth2mask=255.255.254.0 gateway=XX.YY.28.1 eth0ip=169.254.3.163 eth0mask=255.255.0.0 eth1ip=10.252.3.58 eth1mask=255.255.0.0 mgmtcidr=10.252.2.0/16 localgw=10.252.2.1 private.network.device=eth1 internaldns1=XX.YY.29.212 internaldns2=XX.YY.29.185 dns1=XX.YY.29.212 dns2=XX.YY.29.185 nfsVersion=null
...

ACTUAL RESULTS

Eth1 has standard MTU

[yadvr]

@bwsw please upgrade to 4.11.3.0 - #3370