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

6 days ago in OpenStack by MD
• 57,100 points
10 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

6 days ago in OpenStack by MD
• 57,100 points
9 views
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1 answer

How to create an image in OpenStack from CLI?

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

Jul 6 in OpenStack by MD
• 57,100 points
93 views
0 votes
1 answer

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 in OpenStack by MD
• 57,100 points
95 views
+1 vote
1 answer
0 votes
1 answer

How to connect OpenStack Cloud with Terraform?

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

Jul 5 in OpenStack by MD
• 57,100 points
77 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 in OpenStack by MD
• 57,100 points
72 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 in OpenStack by MD
• 57,100 points
71 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 in OpenStack by Lily
• 260 points
156 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 in OpenStack by MD
• 57,100 points
1,801 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 in OpenStack by MD
• 57,100 points
86 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 in OpenStack by MD
• 57,100 points
558 views
0 votes
1 answer
0 votes
1 answer

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

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

Mar 27 in OpenStack by MD
• 57,100 points
283 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 in OpenStack by MD
• 57,100 points
142 views
0 votes
1 answer
0 votes
2 answers

What is packstack in OpenStack?

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

Apr 5 in OpenStack by anonymous
320 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 in OpenStack by MD
• 57,100 points
97 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 in OpenStack by MD
• 57,100 points
651 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 in OpenStack by MD
• 57,100 points
261 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 in OpenStack by MD
• 57,100 points
254 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 in OpenStack by MD
• 57,100 points
199 views
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 in OpenStack by MD
• 57,100 points
512 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 in OpenStack by MD
• 57,100 points
120 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 in OpenStack by MD
• 57,100 points
106 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 in OpenStack by MD
• 57,100 points
100 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 in OpenStack by MD
• 57,100 points
96 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 in OpenStack by MD
• 57,100 points
92 views
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 in OpenStack by MD
• 57,100 points
432 views
0 votes
1 answer
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 in OpenStack by MD
• 57,100 points
492 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 in OpenStack by MD
• 57,100 points
52 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 in OpenStack by MD
• 57,100 points
97 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 in OpenStack by MD
• 57,100 points
88 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 in OpenStack by MD
• 57,100 points
205 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 in OpenStack by MD
• 57,100 points
155 views
0 votes
1 answer

Error: iptables-restore v1.4.6: Bad IP address “gcompute”

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

Mar 26 in OpenStack by MD
• 57,100 points
63 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 in OpenStack by MD
• 57,100 points
59 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 in OpenStack by MD
• 57,100 points
59 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 in OpenStack by MD
• 57,100 points
142 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 in OpenStack by MD
• 57,100 points
592 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 in OpenStack by MD
• 57,100 points
111 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 in OpenStack by MD
• 57,100 points
109 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 in OpenStack by MD
• 57,100 points
108 views
0 votes
1 answer

Error: NetworkNotCreated: bridge is required to create a network in OpenStack.

Hi@akhtar, As the above error message says, you should ...READ MORE

Mar 24 in OpenStack by MD
• 57,100 points
89 views
0 votes
1 answer

Failed to attach volume, systool is not installed in OpenStack.

Hi@akhtar, This warning and error occurs if you ...READ MORE

Mar 24 in OpenStack by MD
• 57,100 points
64 views
0 votes
1 answer

error: 403 forbidden error Missing credentials

Hi@MD, To resolve this issue, use one of ...READ MORE

Mar 23 in OpenStack by akhtar
• 25,230 points
100 views