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now, that's interesting, you didn't even restarted a service?
Did you found something into the dhcp-agent logs?

On 18 Nov 2013, at 10:46, Martinx - ジェームズ wrote:

> Thank you Razique!
>
> Out of nothing, all instances gets its IP automatically again, without even
> restarting it... Have no idea about what had happened.
>
> But, this is very weird, every time I restart a compute node, those network
> problems appear... No idea about the source of this problem...
>
> Tks again!
>
> Best,
> Thiago
>
>
> On 18 November 2013 16:36, Razique Mahroua <razique.mahroua at gmail.com>wrote:
>
>> Check the dhcp-agent logs especially when you force a dhcp renew on these
>> instances.
>> Meanwhile, use tcpdump with:
>> tcpdump -i ROUTER-INTERFACE -vvv -s 1500 '((port 67 or port 68) and
>> (udp[8:1] = 0x1))'
>>
>> if you want to check the DHCP paquets for a particular instance, get its
>> mac and:
>> tcpdump -i ROUTER-INTERFACE -vvv -s 1500 '((port 67 or port 68) and
>> (udp[38:4] = 0xMAC-ADDR))'
>>
>> Razique
>>
>> On 18 Nov 2013, at 10:10, Martinx - ジェームズ wrote:
>>
>> Okay... I'm calm... :-P
>>
>> This is the second time I'm seeing this with Havana.
>>
>> Compute Node reboots, lots of Instances doesn't get its IP anymore, look:
>> ------------------------------
>>
>> cloud-init start-local running: Mon, 18 Nov 2013 16:34:06 +0000. up 18.19
>> seconds
>> no instance data found in start-local
>> cloud-init-nonet waiting 120 seconds for a network device.
>> cloud-init-nonet gave up waiting for a network device.
>> ci-info: lo : 1 127.0.0.1 255.0.0.0 .
>> ci-info: eth0 : 1 . . fa:16:3e:a2:71:74
>> route_info failed
>> Waiting for network configuration...
>> Waiting up to 60 more seconds for network configuration...
>> Booting system without full network configuration...
>>
>> New Instances that I launch right now, get its IP normally.
>>
>> The only way to put the website online again now is: take a snapshot of a
>> Instance without IP, launch a new instance based on that image, voialá!
>> Instance gets its IP again... But this is non-viable.
>>
>> I appreciate any help!
>>
>> Tks!
>> Thiago
>>
>> On 18 November 2013 15:35, Razique Mahroua razique.mahroua at gmail.comwrote:
>>
>> Hey Martin :)
>> On 18 Nov 2013, at 8:40, Martinx - ジェームズ wrote:
>>
>> Guys,
>>
>> My Havana (Ubuntu based) Compute Node was restarted and lots of Instances
>> does not get an IP anymore.
>>
>> Tips?!
>>
>> Stay clam
>>
>> It is ramdom, I mean, some instances of this same compute node are
>>
>> normal,
>>
>> while others have no IP.
>>
>> Are you reffering to the private IPs pool or the public. When you say
>> "don't have", you mean they don't get allocated or the instances (DHCP? )
>> don't retrieve it?
>>
>> I really need help here because my client's web site is completely off
>>
>> line
>>
>> now...
>>
>> I'm using Per-Tenant router with private networks + VXLAN.
>>
>> Tks!
>> Thiago
>> ------------------------------
>>
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