[Openstack] question about configuring FlatDHCPManager

Xin Zhao xzhao at bnl.gov
Thu Apr 19 17:27:43 UTC 2012


OK, thanks for the info.

BTW, what's the "nova-manage project scrub projectname" do? Does it have 
the same effect as the manual steps you just mentioned do?

Xin

On 4/19/2012 1:01 PM, Vishvananda Ishaya wrote:
> unfortunately there is a bug where deleting a network does not delete 
> associated fixed ips:
>
> https://bugs.launchpad.net/nova/+bug/754900
>
> The fix has landed in trunk and is proposed for backport into stable/essex
>
> https://review.openstack.org/6664
>
> To work around this issue, you will have to delete the fixed ips 
> manually from the database or drop and recreate the database.
>
> Vish
>
> On Apr 19, 2012, at 9:00 AM, Xin Zhao wrote:
>
>> Hello,
>>
>> I run nova compute (diablo) on RHEL6. Following the instruction, I 
>> configured the network as following, and it works:
>>
>> $>nova-manage network create ostester 10.0.0.0/24 1 256 --bridge=br0 
>> --bridge_interface=em1
>>
>> Now I want to change it to use a new fixed_range, like 10.1.1.0/24, 
>> so I delete the network, then redefine it following the same
>> command format.  But it doesn't work, the instance starts still with 
>> the 10.0.0.X ip, and of course, network doesn't work in the
>> instances.
>>
>> What do I miss here?
>>
>> Thanks,
>> Xin
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