Trending questions in OpenStack

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How to get openstack version using Horizon or Openstack client?

Hi@akhtar, You can get the idea of the ...READ MORE

Sep 23, 2020 in OpenStack by MD
• 95,060 points
249 views
0 votes
1 answer

fatal:unable to connect to git.openstack.org: git.openstack.org errno=Network is unreachable

Hi@akhtar, You need to change the GIT_BASE installation ...READ MORE

Sep 23, 2020 in OpenStack by MD
• 95,060 points
63 views
+1 vote
1 answer
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How to launch an instance in OpenStack using Terraform?

Hi@akhtar, You need to use openstack_compute_instance_v2 resource to launch ...READ MORE

Jul 5, 2020 in OpenStack by MD
• 95,060 points
280 views
0 votes
1 answer

How to create an image in OpenStack from CLI?

Hi@akhtar, You have to first download one preinstalled ...READ MORE

Jul 6, 2020 in OpenStack by MD
• 95,060 points
222 views
0 votes
1 answer

How to connect OpenStack Cloud with Terraform?

Hi@akhtar, To connect any Cloud, Terraform has a ...READ MORE

Jul 5, 2020 in OpenStack by MD
• 95,060 points
180 views
0 votes
1 answer

How to launch one instance in OpenStack from CLI?

Hi@akhtar, You need to login to your OpenStack ...READ MORE

Jul 5, 2020 in OpenStack by MD
• 95,060 points
133 views
0 votes
1 answer

How to login with demo account in OpenStack from CLI?

Hi@akhtar, Packstack program will generate to file when ...READ MORE

Jul 3, 2020 in OpenStack by MD
• 95,060 points
148 views
0 votes
2 answers

What is the difference between the Red Hat OpenStack and Red Hat Virtualization, and how can they work together?

Hello, Red Hat OpenStack Platform is a commercially supported ...READ MORE

Jul 17, 2020 in OpenStack by Lily
• 260 points
596 views
+1 vote
1 answer

error: cannot uninstall 'simplejson', not able to install on Ubuntu 18.04,

Hi@akhtar, This error occurs because of pip install ...READ MORE

Mar 20, 2020 in OpenStack by MD
• 95,060 points
2,960 views
0 votes
1 answer

Why AWS or OpenStack launch instances so fast?

Hi@akhtar, Actually AWS or Openstack uses pre-installed image. ...READ MORE

Jun 4, 2020 in OpenStack by MD
• 95,060 points
136 views
0 votes
1 answer

ERROR: The server has either erred or is incapable of performing the requested operation. (HTTP 500)

Hi@akhtar, You can try the bellow given command ...READ MORE

Mar 24, 2020 in OpenStack by MD
• 95,060 points
1,090 views
0 votes
1 answer

Instance is not pingable from outside in OpenStack!

Ho@akhtar, There is nothing wrong. But when you ...READ MORE

Mar 17, 2020 in OpenStack by MD
• 95,060 points
1,392 views
0 votes
1 answer

How to reset error state of a instance into active in OpenStack env?

Hi@akhtar, There are some scenarios where some instances ...READ MORE

Mar 17, 2020 in OpenStack by MD
• 95,060 points
1,375 views
0 votes
1 answer

How to Fix OpenStack’s Keystone Authentication Error – HTTP 500?

Hi@akhtar, To avoid this error, you can follow ...READ MORE

Mar 26, 2020 in OpenStack by MD
• 95,060 points
867 views
0 votes
1 answer
0 votes
1 answer

How to create a public network in OpenStack?

Hi@akhtar,  In OpenStack you are the admin of ...READ MORE

Mar 18, 2020 in OpenStack by MD
• 95,060 points
963 views
0 votes
1 answer

Error on exit World dumping… see /opt/stack/logs/worlddump-2018-08-13-070106.txt for details df: ‘/run/user/1000/gvfs’: Permission denied

Hi@akhtar, To avoid this error kindly include the ...READ MORE

Mar 30, 2020 in OpenStack by MD
• 95,060 points
422 views
0 votes
1 answer

ERROR: (‘Connection aborted.’, error(111, ‘Connection refused’))

Hi@akhtar, There may be various reason behind this. ...READ MORE

Mar 27, 2020 in OpenStack by MD
• 95,060 points
553 views
0 votes
1 answer

ERROR: Quota exceeded for instances: Requested 1, but already used 10 of 10 instances (HTTP 413)

Hi@akhtar,  You should change the default quota limit ...READ MORE

Mar 26, 2020 in OpenStack by MD
• 95,060 points
513 views
0 votes
1 answer

Error parsing /opt/stack/cinder/setup.cfg: SyntaxError: '<' operator not allowed in environment markers"

Hi@akhtar, I think you are using previous version ...READ MORE

Mar 30, 2020 in OpenStack by MD
• 95,060 points
304 views
0 votes
2 answers

What is packstack in OpenStack?

Packstack is a utility that uses Puppet ...READ MORE

Apr 5, 2020 in OpenStack by anonymous
482 views
0 votes
1 answer

How do I install OpenStack in RHEL 7/CentOS 7?

Hi@akhtar, Follow the below steps to install OpenStack. IP ...READ MORE

Mar 13, 2020 in OpenStack by MD
• 95,060 points
988 views
0 votes
1 answer

[Errno 111] Connection refused | Error: INFO nova.wsgi [-] Stopping WSGI server | INFO nova.openstack.common.service [-] Caught SIGTERM, exiting

Hi@akhtar, Whenever you see “Connection refused” error, it’s ...READ MORE

Mar 26, 2020 in OpenStack by MD
• 95,060 points
426 views
0 votes
1 answer

How to create an image in OpenStack?

Hi@akhtar, Actually this is the fun in OpenStack. ...READ MORE

Mar 16, 2020 in OpenStack by MD
• 95,060 points
837 views
0 votes
1 answer

"Failed to schedule_prep_resize: No valid host was found." when trying to resize an instance

Hi@akhtar, To avoid this error you have to ...READ MORE

Mar 30, 2020 in OpenStack by MD
• 95,060 points
217 views
0 votes
1 answer
0 votes
1 answer

If OpenStack is free, then why do people use the cloud of other cloud vendors considering they are paid?

Hi@akhtar, Though Openstack is free and open, it has ...READ MORE

Mar 19, 2020 in OpenStack by MD
• 95,060 points
647 views
0 votes
1 answer

fedora Image is booted and active, but what is the username and password to login to the terminal in OpenStack?

Hi@akhtar, When you launched an instance in OpenStack ...READ MORE

Mar 26, 2020 in OpenStack by MD
• 95,060 points
308 views
0 votes
1 answer

ERROR nova.openstack.common.threadgroup [-] [Errno 13] Permission denied: ‘/usr/lib/python2.6/site-packages/CA’

Hi@akhtar, You may get this error because nova ...READ MORE

Mar 27, 2020 in OpenStack by MD
• 95,060 points
226 views
0 votes
1 answer

openstack-nova-metadata-api dead but pid file exists.

Hi@akhtar, Surprisingly, the service ‘openstack-nova-metadata-api‘ was already running. ...READ MORE

Mar 27, 2020 in OpenStack by MD
• 95,060 points
210 views
0 votes
1 answer

Error: compute driver option required but not specified.

Hi@akhtar, I guess you didn't add compute_driver property. ...READ MORE

Mar 27, 2020 in OpenStack by MD
• 95,060 points
201 views
0 votes
1 answer

Unable to locate paste config file for glance-api

Hi@akhtar, You have to add paste configuration file ...READ MORE

Mar 27, 2020 in OpenStack by MD
• 95,060 points
193 views
0 votes
1 answer

Failed to attach a volume after detaching the same volume in OpenStack!

Hi@akhtar, You must change the device name on ...READ MORE

Mar 24, 2020 in OpenStack by MD
• 95,060 points
317 views
0 votes
1 answer

Unable to locate paste config file for glance-registry.

Hi@akhtar, You have add one property in glance-registry.conf ...READ MORE

Mar 27, 2020 in OpenStack by MD
• 95,060 points
183 views
0 votes
1 answer

How can I configure docker service inside OpenStack?

Hi@akhtar, The first requirement is to install Docker on ...READ MORE

Mar 23, 2020 in OpenStack by MD
• 95,060 points
349 views
0 votes
1 answer

How can I do SSH inside my instance in OpenStack?

Hi@akhtar, Yes, there is nothing wrong with your ...READ MORE

Mar 17, 2020 in OpenStack by MD
• 95,060 points
596 views
0 votes
1 answer

openstack Connection to neutron failed.

Hi@akhtar, For the above issue, there may be multiple cause ...READ MORE

Mar 24, 2020 in OpenStack by MD
• 95,060 points
289 views
0 votes
1 answer

Can I use OpenStack Swift instead of Amazon S3?

Hi@akhtar, Yes, You can use Swift service also. ...READ MORE

Mar 19, 2020 in OpenStack by MD
• 95,060 points
490 views
0 votes
1 answer

Error: neutron-server failed to start and no log was written – neutron dead but pid file exists.

Hi@akhtar, Generally, after installing keystone, glance, nova services, ...READ MORE

Mar 24, 2020 in OpenStack by MD
• 95,060 points
272 views
0 votes
1 answer

TRACE nova.openstack.common.threadgroup OSError: [Errno 2] No such file or directory: ‘/usr/lib/python2.6/site-packages/instances’

Hi@akhtar, As the error shows No such file or ...READ MORE

Mar 27, 2020 in OpenStack by MD
• 95,060 points
105 views
0 votes
1 answer

Expecting an auth URL via either –os-auth-url or env[OS_AUTH_URL

Hi@akhtar, Probably the OpenStack authentication URLs are not ...READ MORE

Mar 26, 2020 in OpenStack by MD
• 95,060 points
149 views
0 votes
1 answer

CRITICAL nova [-] RequiredOptError: value required for option: lock_path

Hi@akhtar, To avoid this error you have to ...READ MORE

Mar 27, 2020 in OpenStack by MD
• 95,060 points
84 views
0 votes
1 answer

What is Ingress and Egress rule in OpenStack?

Hi@akhtar, Ingress means when traffic comes inside your ...READ MORE

Mar 3, 2020 in OpenStack by MD
• 95,060 points
1,108 views
0 votes
1 answer

ERROR nova.compute.manager [req-cf2679fd-dd9e-4909-807f-48fe9bda3642 admin admin|req-cf2679fd-dd9e-4909-807f-48fe9bda3642 admin admin]

Hi@akhtar, This error occurs when the sg3-utils package ...READ MORE

Mar 24, 2020 in OpenStack by MD
• 95,060 points
194 views
0 votes
1 answer

Empty log output for Linux instances in OpenStack.

Hi@akhtar, This occurs when the Compute service attempts ...READ MORE

Mar 24, 2020 in OpenStack by MD
• 95,060 points
193 views
0 votes
1 answer

Error when ‘glance-manage db_sync glance’ executed

Hi@akhtar, This has something to do with the ...READ MORE

Mar 26, 2020 in OpenStack by MD
• 95,060 points
102 views
0 votes
1 answer

CRITICAL keystone [-] ConfigFileNotFound: The Keystone configuration file keystonepaste.ini could not be found

Hi@akhtar, As the error message says, verify whether ...READ MORE

Mar 26, 2020 in OpenStack by MD
• 95,060 points
94 views
0 votes
1 answer

How to config Ceph as backend for OpenStack Swift?

Hi@MD, To use Ceph, follow the below given ...READ MORE

Mar 20, 2020 in OpenStack by akhtar
• 38,170 points
345 views