If it could be helpful I noticed that I have this error when I restart the ODL controller.
2015-06-22 12:11 GMT+02:00 Abhishek Shrivastava <[email protected]>: > Yes, and because of that problem only the new Instances are not been > created. > > On Mon, Jun 22, 2015 at 3:39 PM, Silvia Fichera <[email protected]> > wrote: > >> The day before I've created several times groups of 5/6 instances and >> than deleted. They were correctly launched (except for the allocation of >> the IP addresses in compute hosts that are not also controller, but I >> thinks this was a problem of the VTN configuration with OpenDayLight). >> >> 2015-06-22 12:01 GMT+02:00 Abhishek Shrivastava <[email protected]>: >> >>> According to this, the Instance creation failed because the Neutron was >>> not able to "create_port_postcommit" so you have to check the why it is >>> happening, as I have no idea on how Neutron works. >>> >>> Also can you tell me how many Instances you have created before this >>> error happened. >>> >>> On Mon, Jun 22, 2015 at 3:23 PM, Silvia Fichera <[email protected]> >>> wrote: >>> >>>> On the 19th in the morning I've done several trial, after 9.30 a.m. I >>>> don't remember exactly when. >>>> The day before (when I've installed it) everything was working fine. >>>> >>>> 2015-06-22 11:49 GMT+02:00 Abhishek Shrivastava <[email protected] >>>> >: >>>> >>>>> Hi Silvia, >>>>> >>>>> One more thing, can you please tell me the exact time when you have >>>>> created the Instance. >>>>> >>>>> On Mon, Jun 22, 2015 at 3:07 PM, Silvia Fichera <[email protected] >>>>> > wrote: >>>>> >>>>>> Hi Abhishek, >>>>>> it seems there are some errors in the log you suggested to check. >>>>>> I've attached it as a G-drive link because it's too big. >>>>>> >>>>>> Thanks >>>>>> >>>>>> Silvia >>>>>> screen-n-cpu.log >>>>>> <https://drive.google.com/file/d/0ByUj7Zpz-6NFR2NvVnJkOHE2Rm8/edit?usp=drive_web> >>>>>> >>>>>> >>>>>> 2015-06-22 10:49 GMT+02:00 Abhishek Shrivastava < >>>>>> [email protected]>: >>>>>> >>>>>>> Hi Silvia, >>>>>>> >>>>>>> Look for logs in screen folder and specifically screen-n-cpu.log, or >>>>>>> you just upload the same file, will tell you accordingly the cause of >>>>>>> error. >>>>>>> >>>>>>> On Mon, Jun 22, 2015 at 2:15 PM, Jamal Arif <[email protected]> >>>>>>> wrote: >>>>>>> >>>>>>>> Silvia, >>>>>>>> >>>>>>>> Sorry about that. I missed that. >>>>>>>> >>>>>>>> If you have installed devstack, then you can use the screen >>>>>>>> sessions for checking the logs. Following is a link which provides the >>>>>>>> different commands for accessing screen sessions and the short cuts to >>>>>>>> access it. >>>>>>>> >>>>>>>> http://www.rushiagr.com/blog/2013/06/05/linux-screens-in-devstack/ >>>>>>>> >>>>>>>> Thanks >>>>>>>> Jamal >>>>>>>> >>>>>>>> On Mon, Jun 22, 2015 at 1:20 AM, Silvia Fichera < >>>>>>>> [email protected]> wrote: >>>>>>>> >>>>>>>>> Hi Jamal, >>>>>>>>> as I already told previously I don't have nor nova nor neutron in >>>>>>>>> /var/log because I have Installed openstack using devstack. >>>>>>>>> I will look for errors in /opt/stack/logs and, if I find somthing >>>>>>>>> I will post it. >>>>>>>>> >>>>>>>>> Thanks >>>>>>>>> >>>>>>>>> 2015-06-22 10:16 GMT+02:00 Jamal Arif <[email protected]>: >>>>>>>>> >>>>>>>>>> You can check in two places. >>>>>>>>>> >>>>>>>>>> >>>>>>>>>> - On Controller: >>>>>>>>>> >>>>>>>>>> >>>>>>>>>> Check for neutron server logs in >>>>>>>>>> /var/log/neutron/ >>>>>>>>>> >>>>>>>>>> Check for Nova schedular etc in >>>>>>>>>> /var/log/nova/ >>>>>>>>>> >>>>>>>>>> >>>>>>>>>> - On Compute Hosts: >>>>>>>>>> >>>>>>>>>> >>>>>>>>>> Check for Nova Compute logs in >>>>>>>>>> >>>>>>>>>> /var/log/nova/nova-compute.log >>>>>>>>>> >>>>>>>>>> There can be multiple reasons for this error starting from nova >>>>>>>>>> scheduler unable to schedule them to virt-type being different in the >>>>>>>>>> nova.conf. Please check the logs and share the error logs if you are >>>>>>>>>> able >>>>>>>>>> to find them. >>>>>>>>>> >>>>>>>>>> Thanks >>>>>>>>>> Jamal. >>>>>>>>>> >>>>>>>>>> On Mon, Jun 22, 2015 at 12:14 AM, Silvia Fichera < >>>>>>>>>> [email protected]> wrote: >>>>>>>>>> >>>>>>>>>>> Good morning. >>>>>>>>>>> As I told I can't find the folder /var/log/nova. >>>>>>>>>>> So which log should I check? >>>>>>>>>>> Thanks >>>>>>>>>>> >>>>>>>>>>> 2015-06-19 16:23 GMT+02:00 Salvatore Orlando < >>>>>>>>>>> [email protected]>: >>>>>>>>>>> >>>>>>>>>>>> I would check for errors in the nova compute logs. >>>>>>>>>>>> >>>>>>>>>>>> In some cases I had the same error, but the actual root cause >>>>>>>>>>>> was that the nova compute log was failing to setup networking for >>>>>>>>>>>> an >>>>>>>>>>>> instance. The request went back to the scheduler, which selected >>>>>>>>>>>> another >>>>>>>>>>>> compute node, but failed in the same way while setting up >>>>>>>>>>>> networking, and >>>>>>>>>>>> so on until failure. >>>>>>>>>>>> >>>>>>>>>>>> Salvatore >>>>>>>>>>>> >>>>>>>>>>>> On 19 June 2015 at 14:50, Silvia Fichera <[email protected] >>>>>>>>>>>> > wrote: >>>>>>>>>>>> >>>>>>>>>>>>> Hi all, I have 4 VMs in a server, managed by ESXi. One of >>>>>>>>>>>>> these perform as OVS, one is the Openstack controller and the >>>>>>>>>>>>> other two are >>>>>>>>>>>>> the compute hosts. Yesterday I set up Openstack via devstack with >>>>>>>>>>>>> Opendaylight integration for VTN. There was some issue in the VTN >>>>>>>>>>>>> configuration but I was able to create the instances. This >>>>>>>>>>>>> morning I tryed >>>>>>>>>>>>> again to launch the instances before facing the other problems >>>>>>>>>>>>> and there >>>>>>>>>>>>> was this error: >>>>>>>>>>>>> >>>>>>>>>>>>> Error: Failed to launch instance "inst": Please try again >>>>>>>>>>>>> later [Error: No valid host was found. Exceeded max scheduling >>>>>>>>>>>>> attempts 3 >>>>>>>>>>>>> for instance a12ab017-396a-46d0-9749-011b829c6273. Last exception: >>>>>>>>>>>>> [u'Traceback (most recent call last):\n', u' File >>>>>>>>>>>>> "/opt/stack/nova/nova/compute/manager.py", line 2081, in >>>>>>>>>>>>> _do_build_and_run_in]. >>>>>>>>>>>>> >>>>>>>>>>>>> My VMs have the maximun availability of memory and CPU (the >>>>>>>>>>>>> same as yesterday). I tryed with a tiny flavour but there is the >>>>>>>>>>>>> same >>>>>>>>>>>>> error. When I do: nova-manage service list in my controller node >>>>>>>>>>>>> I have >>>>>>>>>>>>> this output: >>>>>>>>>>>>> >>>>>>>>>>>>> Binary Host Zone Status State Updated_At >>>>>>>>>>>>> >>>>>>>>>>>>> nova-conductor devstack1 internal enabled :-) 2015-06-19 >>>>>>>>>>>>> 12:45:16 >>>>>>>>>>>>> >>>>>>>>>>>>> nova-compute devstack1 nova enabled :-) 2015-06-19 12:45:08 >>>>>>>>>>>>> >>>>>>>>>>>>> nova-cert devstack1 internal enabled :-) 2015-06-19 12:45:10 >>>>>>>>>>>>> >>>>>>>>>>>>> nova-scheduler devstack1 internal enabled :-) 2015-06-19 >>>>>>>>>>>>> 12:45:10 >>>>>>>>>>>>> >>>>>>>>>>>>> nova-consoleauth devstack1 internal enabled :-) 2015-06-19 >>>>>>>>>>>>> 12:45:14 >>>>>>>>>>>>> >>>>>>>>>>>>> nova-compute devstack2 nova enabled :-) 2015-06-19 12:45:10 >>>>>>>>>>>>> >>>>>>>>>>>>> nova-compute devstack3 nova enabled :-) 2015-06-19 12:45:11 >>>>>>>>>>>>> >>>>>>>>>>>>> (all smiling!!) >>>>>>>>>>>>> >>>>>>>>>>>>> I have also read to check the file /var/log/nova/nova.log (if >>>>>>>>>>>>> I'm not wrong), but I can't find the directory nova inside >>>>>>>>>>>>> /var/log >>>>>>>>>>>>> >>>>>>>>>>>>> Thank you >>>>>>>>>>>>> >>>>>>>>>>>>> -- >>>>>>>>>>>>> Silvia Fichera >>>>>>>>>>>>> >>>>>>>>>>>>> _______________________________________________ >>>>>>>>>>>>> Mailing list: >>>>>>>>>>>>> http://lists.openstack.org/cgi-bin/mailman/listinfo/openstack >>>>>>>>>>>>> Post to : [email protected] >>>>>>>>>>>>> Unsubscribe : >>>>>>>>>>>>> http://lists.openstack.org/cgi-bin/mailman/listinfo/openstack >>>>>>>>>>>>> >>>>>>>>>>>>> >>>>>>>>>>>> >>>>>>>>>>> >>>>>>>>>>> >>>>>>>>>>> -- >>>>>>>>>>> Silvia Fichera >>>>>>>>>>> >>>>>>>>>>> _______________________________________________ >>>>>>>>>>> Mailing list: >>>>>>>>>>> http://lists.openstack.org/cgi-bin/mailman/listinfo/openstack >>>>>>>>>>> Post to : [email protected] >>>>>>>>>>> Unsubscribe : >>>>>>>>>>> http://lists.openstack.org/cgi-bin/mailman/listinfo/openstack >>>>>>>>>>> >>>>>>>>>>> >>>>>>>>>> >>>>>>>>> >>>>>>>>> >>>>>>>>> -- >>>>>>>>> Silvia Fichera >>>>>>>>> >>>>>>>> >>>>>>>> >>>>>>>> _______________________________________________ >>>>>>>> Mailing list: >>>>>>>> http://lists.openstack.org/cgi-bin/mailman/listinfo/openstack >>>>>>>> Post to : [email protected] >>>>>>>> Unsubscribe : >>>>>>>> http://lists.openstack.org/cgi-bin/mailman/listinfo/openstack >>>>>>>> >>>>>>>> >>>>>>> >>>>>>> >>>>>>> -- >>>>>>> >>>>>>> >>>>>>> *Thanks & Regards,* >>>>>>> *Abhishek* >>>>>>> *Cloudbyte Inc. <http://www.cloudbyte.com>* >>>>>>> >>>>>> >>>>>> >>>>>> >>>>>> -- >>>>>> Silvia Fichera >>>>>> >>>>> >>>>> >>>>> >>>>> -- >>>>> >>>>> >>>>> *Thanks & Regards,* >>>>> *Abhishek* >>>>> *Cloudbyte Inc. <http://www.cloudbyte.com>* >>>>> >>>> >>>> >>>> >>>> -- >>>> Silvia Fichera >>>> >>> >>> >>> >>> -- >>> >>> >>> *Thanks & Regards,* >>> *Abhishek* >>> *Cloudbyte Inc. <http://www.cloudbyte.com>* >>> >> >> >> >> -- >> Silvia Fichera >> > > > > -- > > > *Thanks & Regards,* > *Abhishek* > *Cloudbyte Inc. <http://www.cloudbyte.com>* > -- Silvia Fichera
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