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 <abhis...@cloudbyte.com>: > 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 <jam...@plumgrid.com> 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 <fichera....@gmail.com> >> 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 <jam...@plumgrid.com>: >>> >>>> 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 <fichera....@gmail.com >>>> > 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 <sorla...@nicira.com>: >>>>> >>>>>> 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 <fichera....@gmail.com> >>>>>> 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 : openstack@lists.openstack.org >>>>>>> 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 : openstack@lists.openstack.org >>>>> 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 : openstack@lists.openstack.org >> Unsubscribe : >> http://lists.openstack.org/cgi-bin/mailman/listinfo/openstack >> >> > > > -- > > > *Thanks & Regards,* > *Abhishek* > *Cloudbyte Inc. <http://www.cloudbyte.com>* > -- Silvia Fichera
_______________________________________________ Mailing list: http://lists.openstack.org/cgi-bin/mailman/listinfo/openstack Post to : openstack@lists.openstack.org Unsubscribe : http://lists.openstack.org/cgi-bin/mailman/listinfo/openstack
