[Openstack-operators] basics of live-migration .. (Solved)

Razique Mahroua razique.mahroua at gmail.com
Fri Apr 19 04:50:05 UTC 2013


Excellent!
I pushed the update meanwhile
https://review.openstack.org/#/c/27153/

Regards,
Razique Mahroua - Nuage & Co
razique.mahroua at gmail.com
Tel : +33 9 72 37 94 15



Le 18 avr. 2013 à 11:54, Salman Toor <salman.toor at it.uu.se> a écrit :

> Hi, 
> 
> Yes after uncommenting the line you mentioned instances migrate successfully :-) 
> 
> Thread closed!
> 
> Thanks. 
> Regards..
> Salman. 
> 
> 
> Salman Toor, PhD
> salman.toor at it.uu.se
> 
> 
> 
> On Apr 18, 2013, at 9:56 AM, Razique Mahroua wrote:
> 
>> Hi Salman,
>> under Fedora, the file to update is /etc/sysconfig/libvirtd, and uncomment the following line 
>> # LIBVIRTD_ARGS="--listen"
>> See : http://wiki.libvirt.org/page/Libvirt_daemon_is_not_listening_on_tcp_ports_although_configured_to
>> 
>> I'll try to fix the documentation today for Fedora/ CentOS instructions
>> 
>> Regards,
>> Razique
>> 
>> Razique Mahroua - Nuage & Co
>> razique.mahroua at gmail.com
>> Tel : +33 9 72 37 94 15
>> 
>> <NUAGECO-LOGO-Fblan_petit.jpg>
>> 
>> Le 18 avr. 2013 à 01:13, Salman Toor <salman.toor at it.uu.se> a écrit :
>> 
>>> Hi, 
>>> 
>>> I have a minimal setup of two machines just for testing the live migration. 
>>> 
>>> I can start instances on both of the machines without problem. The network is based on FlatDHCPManager.
>>> 
>>> Can someone please give some feed back on my following queries... 
>>> 
>>> 1 - Can I use Qemu for the live migration? Actually in the guide only KVMLibvirt and XenServer examples are given and I am using Qemu 
>>> 
>>> 2 - In the guide 
>>> http://docs.openstack.org/folsom/openstack-compute/admin/content/configuring-migrations.html
>>> It said 
>>> 
>>> Update the libvirt configurations. Modify /etc/libvirt/libvirtd.conf:
>>> 
>>> before : #listen_tls = 0
>>> after : listen_tls = 0
>>> 
>>> before : #listen_tcp = 1
>>> after : listen_tcp = 1
>>> 
>>> add: auth_tcp = "none"
>>>                             
>>> Modify /etc/default/libvirt-bin
>>> 
>>> before :libvirtd_opts=" -d"
>>> after :libvirtd_opts=" -d -l"
>>>                             
>>> Restart libvirt. After executing the command, ensure that libvirt is succesfully restarted.
>>> 
>>> $ service libvirt-bin restart
>>> $ ps -ef | grep libvirt
>>> <icon_clipboard.png>
>>> 1
>>> root 1145 1 0 Nov27 ? 00:00:03 /usr/sbin/libvirtd -d -l
>>> I have modified libvirtd.conf but I cannot find libvirt-bin... I am using fedora-17. My libvirtd is running without -d and -l
>>> 
>>> 3 - What are the correct what to include -d and -l while using fedora-17 
>>> 
>>>  port 16509 and 49152 to 49261 are also open on each node.
>>> 
>>> The problem is I didn't get any error message (I think .... )
>>> 
>>> 
>>> [root at openstack-controller openstack]# nova-manage service describe_resource openstack-controller.my.pp
>>> HOST                              PROJECT     cpu mem(mb)     hdd
>>> openstack-controller.my.pp(total)                         1    1003      15
>>> openstack-controller.my.pp(used_now)                      0     628       3
>>> openstack-controller.my.pp(used_max)                      0       0       0
>>> 
>>> [root at openstack-controller openstack]# nova-manage service describe_resource openstack-compute1.my.pp
>>> HOST                              PROJECT     cpu mem(mb)     hdd
>>> openstack-compute1.my.pp(total)                         1    1003      15
>>> openstack-compute1.my.pp(used_now)                      1     493       3
>>> openstack-compute1.my.pp(used_max)                      1     512       0
>>> openstack-compute1.my.pp 8439d730212d4aad8f3357468162ee8b       1     512       0
>>> 
>>> [openstack at openstack-controller ~]$ nova live-migration 93bde07b-8e74-43ee-80b5-c04b57f9c3e6 openstack-controller.my.pp
>>> [openstack at openstack-controller ~]$
>>> 
>>> 
>>> But not effect ...
>>> 
>>> I have also used 
>>> 
>>> live_migration_flag=VIR_MIGRATE_UNDEFINE_SOURCE,VIR_MIGRATE_PEER2PEER,VIR_MIGRATE_LIVE
>>> image_cache_manager_interval=0
>>> 
>>> 
>>> compute.log and scheduler.log are attached with the mail. 
>>> 
>>> 
>>> 
>>> 
>>> Thanks in Advance.
>>> 
>>> <compute.log>
>>> <scheduler.log>
>>> 
>>> 
>>> Salman Toor, PhD
>>> salman.toor at it.uu.se
>>> 
>>> 
>>> 
>>> _______________________________________________
>>> OpenStack-operators mailing list
>>> OpenStack-operators at lists.openstack.org
>>> http://lists.openstack.org/cgi-bin/mailman/listinfo/openstack-operators
>> 
> 

-------------- next part --------------
An HTML attachment was scrubbed...
URL: <http://lists.openstack.org/pipermail/openstack-operators/attachments/20130419/5c0c5676/attachment-0001.html>
-------------- next part --------------
A non-text attachment was scrubbed...
Name: NUAGECO-LOGO-Fblan_petit.jpg
Type: image/jpeg
Size: 10122 bytes
Desc: not available
URL: <http://lists.openstack.org/pipermail/openstack-operators/attachments/20130419/5c0c5676/attachment-0001.jpg>


More information about the OpenStack-operators mailing list