Error Unable To Find Host For Instance
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[closed] instance dashboard asked 2014-06-05 15:18:14 -0500 danoreilly 111 ●22 ●27 ●29 Failed to launch instance "test": Please try again later [Error: No valid host was found. ]. Trying
Openstack Launch Instance Error No Valid Host Was Found
to launch an instance via the dashboard. edit retag flag offensive reopen merge delete openstack error failed to launch instance Closed for the following reason the question is answered, right answer was accepted by danoreilly close date 2014-06-06 21:30:40.176062 CommentsWhat is openstack no valid host was found there are not enough hosts available the output of nova-manage service list? Did you launched it from Dashboard or CLI?Itzik( 2014-06-05 16:14:27 -0500 )editadd a comment 2 answers Sort by ยป oldest newest most voted 1 answered 2014-06-05 21:16:29 -0500
No Valid Host Was Found. Code 500
dbaxps 9913 ●56 ●102 ●209 http://bderzhavets.blo... You just try to overcome the quota . On Fedora 20 it's 5 VMs on each Compute Node. The only option I can use drop old one && restart nova-compute service. Then veify Hypervisor Section , logged as admin. edit flag offensive delete link more add a comment 3 answered 2014-06-05 21:49:13 -0500 larsks 5319 ●20 ●57 ●98 http://redhat.com/ The "no valid host
Failed To Compute_task_build_instances No Valid Host Was Found There Are Not Enough Hosts Available
was found" error means the scheduler was unable to find a compute host with the resources necessary to boot your instance. This can happen legitimately if your instance requires more CPU cores or memory than is currently available, but it can also happen if there is a configuration issues on your compute hosts that makes them unavailable to the scheduler. The first step is to make sure you're not running into an actual resource problem. If you're confident that you are not attempting to use more compute resources than you have available, the next step is to run nova-manage service list, which will produce something like this: Binary Host Zone Status State Updated_At nova-consoleauth mycontroller internal enabled :-) 2014-06-06 02:44:41 nova-scheduler mycontroller internal enabled :-) 2014-06-06 02:44:41 nova-conductor mycontroller internal enabled :-) 2014-06-06 02:44:37 nova-cert mycontroller internal enabled :-) 2014-06-06 02:44:41 nova-compute mycomputenode nova enabled :-) 2014-06-06 02:44:34 You want to see :-) for all of your compute nodes. If instead you see: nova-compute mycomputenode nova enabled XXX 2014-06-06 02:46:14 This indicates that your compute node is not properly communicating with the rest of your environment. The first place to look in this case is in /var/log/nova/compute.log on your compute host. If nova-manage service list r
here for a quick overview of the site Help Center Detailed answers to any questions you might have no valid host was found. exceeded max scheduling attempts 3 for instance Meta Discuss the workings and policies of this site About Us
Unexpected Vif_type=binding_failed
Learn more about Stack Overflow the company Business Learn more about hiring developers or posting ads ram_allocation_ratio with us Stack Overflow Questions Jobs Documentation Tags Users Badges Ask Question x Dismiss Join the Stack Overflow Community Stack Overflow is a community of 4.7 million programmers, https://ask.openstack.org/en/question/31488/failed-to-launch-instance-test-please-try-again-later-error-no-valid-host-was-found/ just like you, helping each other. Join them; it only takes a minute: Sign up Openstack Failed to launch Instances [Error: No Valid Host was found] up vote 1 down vote favorite I have tried to install openstack on Centos 7. Below are the configurations: Neutron Node (VM with 2 Vcpu, 2 GB RAM , 3 http://stackoverflow.com/questions/32200851/openstack-failed-to-launch-instances-error-no-valid-host-was-found NICs) Controller Node(VM with 2 Vcpu, 8 GB RAM, 1 NIC) Compute Node(Physical Machine 24 CPU, 64 GB RAM, 2 NIC) # egrep -c '(vmx|svm)' /proc/cpuinfo gives an output of 24 I have followed the online documentation: OPENSTACK INSTALLATION GUIDE FOR RED HAT ENTERPRISE LINUX 7, CENTOS 7, AND FEDORA 20 - JUNO (Install and configure network node) line by line and verified all configurations 3 times. Now whenever I try to launch instances using the Horizon dashboard, I get this error No Valid Host was found!! Nova-compute Log gives me this error Nova-compute.log 2015-08-21 22:55:00.391 41235 TRACE nova.compute.manager [instance: d9bfa207->6e85-4ca8-a385-52d90818a49b] _("Unexpected vif_type=%s") % vif_type) 2015-08-21 22:55:00.391 41235 TRACE nova.compute.manager [instance: d9bfa207->6e85-4ca8-a385-52d90818a49b] NovaException: Unexpected vif_type=binding_failed These are my neutron and compute node network interfaces http://pastebin.com/vJyCy5zc Nova.conf file on the Compute node http://pastebin.com/RvYkUEfW I have searched google, openstack forum and elsewhere and tried all their suggestions, but the issue remains unsolved. Here is a link to my openstack-forum question: Unable to launch instances (Unexpected vif_type=binding fa
Phone: Company:* Customer Type: Select Customer TypeEnd CustomerTrial CustomerResellerDistributerMSP Arcserve Employee https://arcserve.zendesk.com/hc/en-us/articles/202805955-ERROR-Unable-to-find-SQL-Server-instance-Master-Host-Name-Instance-Name-on-Replica- Language: EnglishFrenchGermanItalianJapanesePolishPortugueseSpanishTurkish Country: Region: North AmericaJapanAsia PacificEMEA (Europe MiddleEast Africa)Latin America Time zone: Select Time Zone GMT-11:00 :: American Samoa GMT-11:00 :: International Date Line West GMT-11:00 :: Midway Island GMT-10:00 :: Hawaii GMT-09:00 :: Alaska GMT-08:00 :: Pacific Time (US & Canada) GMT-08:00 :: Tijuana GMT-07:00 :: Arizona no valid GMT-07:00 :: Chihuahua GMT-07:00 :: Mazatlan GMT-07:00 :: Mountain Time (US & Canada) GMT-06:00 :: Central America GMT-06:00 :: Central Time (US & Canada) GMT-06:00 :: Guadalajara GMT-06:00 :: Mexico City GMT-06:00 :: Monterrey GMT-06:00 :: Saskatchewan GMT-05:00 :: Bogota GMT-05:00 :: Eastern Time (US & Canada) GMT-05:00 no valid host :: Indiana (East) GMT-05:00 :: Lima GMT-05:00 :: Quito GMT-04:30 :: Caracas GMT-04:00 :: Atlantic Time (Canada) GMT-04:00 :: Georgetown GMT-04:00 :: La Paz GMT-04:00 :: Puerto Rico GMT-03:30 :: Newfoundland GMT-03:00 :: Buenos Aires GMT-03:00 :: Greenland GMT-03:00 :: Santiago GMT-02:00 :: Brasilia GMT-02:00 :: Mid-Atlantic GMT-01:00 :: Azores GMT-01:00 :: Cape Verde Is. GMT+00:00 :: Casablanca GMT+00:00 :: Dublin GMT+00:00 :: Edinburgh GMT+00:00 :: Lisbon GMT+00:00 :: London GMT+00:00 :: Monrovia GMT+00:00 :: UTC GMT+01:00 :: Amsterdam GMT+01:00 :: Belgrade GMT+01:00 :: Berlin GMT+01:00 :: Bern GMT+01:00 :: Bratislava GMT+01:00 :: Brussels GMT+01:00 :: Budapest GMT+01:00 :: Copenhagen GMT+01:00 :: Ljubljana GMT+01:00 :: Madrid GMT+01:00 :: Oslo GMT+01:00 :: Paris GMT+01:00 :: Prague GMT+01:00 :: Rome GMT+01:00 :: Sarajevo GMT+01:00 :: Skopje GMT+01:00 :: Stockholm GMT+01:00 :: Vienna GMT+01:00 :: Warsaw GMT+01:00 :: West Central Africa GMT+01:00 :: Zagreb GMT+02:00 :: Athen