openstack team mailing list archive

[Rahul Sharma <rahulsharmaait@xxxxxxxxx>]

Yes, same issue after restarting the nova-compute daemon.

-Regards
Rahul


On Tue, May 28, 2013 at 4:29 PM, JuanFra Rodriguez Cardoso <
juanfra.rodriguez.cardoso@xxxxxxxxx> wrote:

> Same issues after restarting nova-compute daemons and launching new
> instances?
>
> ---
> JuanFra
>
>
> 2013/5/28 Rahul Sharma <rahulsharmaait@xxxxxxxxx>
>
>> Nope. Still the same problem.
>>
>> -Regards
>> Rahul
>>
>>
>> On Tue, May 28, 2013 at 4:15 PM, Rahul Sharma <rahulsharmaait@xxxxxxxxx>wrote:
>>
>>> Thanks JuanFra. I will use these and let you know the status.
>>>
>>> Thanks and Regards
>>> Rahul Sharma
>>>
>>>
>>> On Tue, May 28, 2013 at 4:04 PM, JuanFra Rodriguez Cardoso <
>>> juanfra.rodriguez.cardoso@xxxxxxxxx> wrote:
>>>
>>>> Have you tried configuring your compute nodes with the following
>>>> options in file 'nova.conf'?
>>>>
>>>> These options could be improve your instance performance:
>>>>
>>>> libvirt_cpu_mode = host-passthrough
>>>> libvirt_use_virtio_for_bridges = True
>>>>
>>>>
>>>>
>>>> PD: I suppose you are using:
>>>>
>>>> libvirt_type = kvm
>>>> compute_driver = libvirt.LibvirtDriver
>>>>
>>>>
>>>>  ---
>>>> JuanFra
>>>>
>>>>
>>>> 2013/5/28 Rahul Sharma <rahulsharmaait@xxxxxxxxx>
>>>>
>>>>> I checked, they are fine. nslookup is giving correct result.
>>>>>
>>>>> root@instance1:/home/ubuntu# nslookup www.google.com
>>>>> Server:         192.168.0.4
>>>>> Address:        192.168.0.4#53
>>>>>
>>>>> Non-authoritative answer:
>>>>> Name:   www.google.com
>>>>> Address: 74.125.135.147
>>>>> Name:   www.google.com
>>>>> Address: 74.125.135.99
>>>>> Name:   www.google.com
>>>>> Address: 74.125.135.103
>>>>> Name:   www.google.com
>>>>> Address: 74.125.135.104
>>>>> Name:   www.google.com
>>>>> Address: 74.125.135.105
>>>>> Name:   www.google.com
>>>>> Address: 74.125.135.106
>>>>>
>>>>> -Regards
>>>>> Rahul
>>>>>
>>>>>
>>>>> On Tue, May 28, 2013 at 3:42 PM, Balamurugan V G <
>>>>> balamuruganvg@xxxxxxxxx> wrote:
>>>>>
>>>>>> Check if you have the right DNS server settings on your VM. Sometimes
>>>>>> even that can slow the access.
>>>>>>
>>>>>> Regards,
>>>>>> Balu
>>>>>>
>>>>>> On Tue, May 28, 2013 at 3:31 PM, Rahul Sharma <
>>>>>> rahulsharmaait@xxxxxxxxx> wrote:
>>>>>> > Yes, I am using KVM.
>>>>>> >
>>>>>> > -Regards
>>>>>> > Rahul Sharma
>>>>>> >
>>>>>> >
>>>>>> > On Tue, May 28, 2013 at 2:49 PM, JuanFra Rodriguez Cardoso
>>>>>> > <juanfra.rodriguez.cardoso@xxxxxxxxx> wrote:
>>>>>> >>
>>>>>> >> Hi:
>>>>>> >>
>>>>>> >> Which hypervisor are you using? KVM with virtio driver?
>>>>>> >>
>>>>>> >> ---
>>>>>> >> JuanFra
>>>>>> >>
>>>>>> >>
>>>>>> >> 2013/5/28 Rahul Sharma <rahulsharmaait@xxxxxxxxx>
>>>>>> >>>
>>>>>> >>> Hi All,
>>>>>> >>>
>>>>>> >>> I have a multinode setup of Openstack-Grizzly release with
>>>>>> Networking
>>>>>> >>> node as a separate machine. I am able to successfully bring up
>>>>>> instances and
>>>>>> >>> ping to google from within the instances. Everything is working
>>>>>> fine except
>>>>>> >>> the speed of internet access from within the instances.
>>>>>> >>>
>>>>>> >>> When I try to "wget <file>" or do "apt-get update", its taking a
>>>>>> lot of
>>>>>> >>> time(1 hr 40 mins for apt-get update). However, if I do the same
>>>>>> on the
>>>>>> >>> physical compute-nodes or on the network-node, it updates within
>>>>>> seconds. I
>>>>>> >>> am not sure why the network access within the instances is so
>>>>>> slow which on
>>>>>> >>> the other hand is quite fast on the hosts.
>>>>>> >>>
>>>>>> >>> Any pointers or steps to debug the issue would be really helpful.
>>>>>> Please
>>>>>> >>> let me know how I can debug this scenario.
>>>>>> >>>
>>>>>> >>> Thanks and Regards
>>>>>> >>> Rahul Sharma
>>>>>> >>>
>>>>>> >>> _______________________________________________
>>>>>> >>> Mailing list: https://launchpad.net/~openstack
>>>>>> >>> Post to     : openstack@xxxxxxxxxxxxxxxxxxx
>>>>>> >>> Unsubscribe : https://launchpad.net/~openstack
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>>>>>> >>>
>>>>>> >>
>>>>>> >
>>>>>> >
>>>>>> > _______________________________________________
>>>>>> > Mailing list: https://launchpad.net/~openstack
>>>>>> > Post to     : openstack@xxxxxxxxxxxxxxxxxxx
>>>>>> > Unsubscribe : https://launchpad.net/~openstack
>>>>>> > More help   : https://help.launchpad.net/ListHelp
>>>>>> >
>>>>>>
>>>>>
>>>>>
>>>>
>>>
>>
>