cloudstack-users mailing list archives

Site index · List index
Message view « Date » · « Thread »
Top « Date » · « Thread »
From Alex Huang <Alex.Hu...@citrix.com>
Subject RE: Cloudstack mixing Vlan and creating a big mess...
Date Tue, 23 Oct 2012 17:58:49 GMT
Arnaud,

Can you provide more information? 

What are the networks and the network  configurations you are deploying the VM into?  How
did you setup your zone?  Is this 3.x, 4.x, 2.x?

--Alex

> -----Original Message-----
> From: Arnaud Gaillard [mailto:arnaud.gaillard@xtendsys.net]
> Sent: Tuesday, October 23, 2012 2:18 AM
> To: cloudstack-users@incubator.apache.org
> Subject: Cloudstack mixing Vlan and creating a big mess...
> 
> Hello,
> 
> We are currently facing a critical issue.
> 
> Cloudstack is currently mixing vlan for VM migration or creation bringing
> down part of our network.
> 
> We are currently using multiple guest network with different Vlan for
> segmentation.
> 
> Here is a quick exemple (extract from the cloud agent log in debug mode):
> 
> "nics":[{"deviceId":0,"networkRateMbps":10000,"defaultNic":true,"ip":"10.1
> 28.8.3","netmask":"255.255.240.0","gateway":"10.128.15.254","mac":"06:7d:4
> 6:00:16:50","dns1":"172.16.11.10","broadcastType":"Vlan","type":"Guest","b
> roadcastUri":"vlan://120","isolationUri":"vlan://811","isSecurityGroupEnable
> d":false,"name":"cloudVirBrPriv1"}
> {"deviceId":1,"networkRateMbps":10000,"defaultNic":false,"ip":"172.20.2.4",
> "netmask":"255.255.240.0","gateway":"172.20.15.254","mac":"06:1a:a2:00:14:
> 50","dns1":"172.16.11.10","broadcastType":"Vlan","type":"Guest","broadcas
> tUri":"vlan://811","isolationUri":"vlan://120","isSecurityGroupEnabled":false,
> "name":"cloudVirBr120"},{"deviceId":2,"networkRateMbps":10000,"defaultN
> ic":false,"ip":"10.192.6.3","netmask":"255.255.248.0","gateway":"10.192.7.25
> 4","mac":"06:07:8e:00:11:52","dns1":"172.16.11.10","broadcastType":"Vlan","
> type":"Guest","broadcastUri":"vlan://400","isolationUri":"vlan://400","isSecu
> rityGroupEnabled":false,"name":"cloudVirBr400"}]},"wait":0}}]
> }
> 
> 
> As you can see broadcastUri and isolationUri are not in the same Vlan. The
> Vlan120 is only present on another physical interface (CloudVirBr120), and
> must not be present on this interface. In order for this to work broadcast and
> isolation must both be in the 811 vlan. The same problem arise from
> deviceid1 where the mix is inverted....
> 
> 
> From where does cloudstack get the value for Broadcast and Isolation URI?
> How can such a mix/mess happend?
> 
> Thanks for your help!
> 
> Arnaud

Mime
View raw message