This could be an issue as you mentioned. Can you file a Jira ticket for it ? Or you can provide me with more details of conf on VR as it is now and what is expected. Also see in logs/db to see if you can locate where exactly the setting is not getting passed or getting passed but not applied, if you can.
On 08/08/16, 3:56 AM, "Andrei Mikhailovsky" <and...@arhont.com.INVALID> wrote: >Hi, > >I am using KVM and I did set the MTU on the network interfaces and the >bridges, etc. > >I can see that the network interfaces assigned to the ssvm server is indeed >set to 9000, however, the actual network configuration within the virtual >router os uses MTU 1500. It does sound to me like an issue with the ACS >configuration script that initiates and configures ssvm. > >Andrei > > abhinandan.prat...@shapeblue.com www.shapeblue.com 53 Chandos Place, Covent Garden, London WC2N 4HSUK @shapeblue ----- Original Message ----- >> From: "Abhinandan Prateek" <abhinandan.prat...@shapeblue.com> >> To: "users" <users@cloudstack.apache.org> >> Sent: Friday, 5 August, 2016 10:40:10 >> Subject: Re: Cloudstack SSVM and MTU 9000 / jumbo frames > >> You can set the MTU for storage network using Xencenter(or xe) if you are >> using >> Xenserver. This needs to be done in addition to setting the global config. >> >> >> >> >> On 04/08/16, 7:44 PM, "Andrei Mikhailovsky" <and...@arhont.com.INVALID> >> wrote: >> >>>Hello >>> >>>I am experiencing some issues with setting MTU to 9000 on the cloudstack >>>ssvm. >>>I've updated the secstorage.vm.mtu.size option in ACS management server and >>>restarted it. After that i've deleted the SSVM and it has been successfully >>>recreated. >>> >>>Looking at the network interface on the host server running the ssvm i can >>>see >>>that it has indeed updated the MTU value for the storage network. However, >>>when >>>I am logging into the ssvm server, the server's storage eth1 interface has >>>the >>>MTU set to 1500 and not 9000. Analysing the traffic on the nfs server I can >>>see >>>that it is still using 1500 MTU when transferring data over nfs. >>> >>>Has anyone successfully changed the MTU value from default to 9000 on the >>>storage network? Please let me know how you've done this? >>> >>>Many thanks >>> >>>Andrei >> >> abhinandan.prat...@shapeblue.com >> www.shapeblue.com >> 53 Chandos Place, Covent Garden, London WC2N 4HSUK >> @shapeblue
