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2016-05-24 07:02:53 -0600 answered a question Ceph-OpenStack integration "unable to update stats, RBDdriver -1.1.0 driver is uninitialized" error(Kilo Hammer)

share outputs of ceph health


2016-05-24 06:59:10 -0600 commented question Fail on installing the controller on Cent OS 7

Please check the repositories , where you able to install identity service or any other service?

2015-07-24 00:05:25 -0600 answered a question neutron-openvswitch-agent dead but pid file exists

stop the agent , remove the pid file and restart.

2015-07-24 00:04:14 -0600 asked a question Which "--all" commands can be considered dangerous and should be executed with caution. like nova delete --all-tenants

Was thinking to list out the commands which can damage the existing setup.

2015-07-13 01:26:30 -0600 answered a question Why is glance a separate service not part of Nova, since only Nova needs it?

keeping separate service for separate tasks helps simplify design and development and improves api usability.

2015-07-13 01:23:01 -0600 commented answer Failed to start OpenStack Image Service (code-named Glance) API server.

can you share glance logs?

2015-04-08 05:17:51 -0600 answered a question can some one guide me how to install and configure ZUUL trunk gating in open stack and without open-stack ?

The below links ,apart from the above ones, are of help. this is also of help.

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2015-04-08 02:54:50 -0600 answered a question heat stack-list returns ERROR: Authentication required

check if keystone services are up and heat is able to interact with it. also check if heat is able to communiate with DB .

2015-04-08 02:53:18 -0600 commented answer Glance image authentication failure

you may also have to delete db tables and recreate them in case you have already created.

2015-04-08 02:52:39 -0600 answered a question Glance image authentication failure

you need to check if glance is abel to connect to db and that the tables are created with proper entries.

2015-04-01 06:10:43 -0600 answered a question Understanding OpenStack

Please use the below link to install openstack and then learn about it.

You can, to get a hang of it , install it using packstack much simple way to install. Once install work with different api to get an idea of how things work.

2015-03-31 00:48:49 -0600 commented question nova boot from snapshot can be any flavor?

you can change the flavor.

2015-03-31 00:47:57 -0600 commented question openstack-nova-compute.service is failed to start on compute node?

please post details of error messages and or logs.

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2015-03-30 03:25:13 -0600 answered a question Getting 'sudo: sorry, you must have a tty to run sudo' when running a program as daemon

Default requiretty this entry ensures that sudo needs a TTY by commenting it out you have disbaled that it. Red hat has acknowledged it as a bug.

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2015-01-01 02:58:02 -0600 answered a question Not enough disk space in filesystem for VM image

cd /home glance image-create --name='name' --disk-format=qcow2 --container-format=bare --public < image.img

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2015-01-01 01:41:38 -0600 asked a question can some one guide me how to install and configure ZUUL trunk gating in open stack and without open-stack ?

any document link will help

2014-12-24 01:15:06 -0600 commented question create stack api

can you provide logs.

2014-12-24 01:08:08 -0600 answered a question [Heat]How to link multiple routers in heat template?

go through the link it has all the steps , create a template based on it.

2014-12-23 00:00:23 -0600 answered a question How to setting retry and retry_interval of cinder.
# maximum db connection retries during startup. (setting -1
# implies an infinite retry count) (integer value)

# interval between retries of opening a sql connection
# (integer value)
2014-12-22 23:54:19 -0600 commented question how to create availability zone for cinder

did you find any document to do this?

2014-12-22 23:53:37 -0600 commented question Returning exception Block Device Mapping is Invalid

were you able to find a solution ?

2014-12-22 23:47:19 -0600 commented question Solaris 11.2 Openstack - CSRF Verification failed

allow third-party cookies for http://localhost/horizon

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2014-12-22 23:43:45 -0600 commented question ovs-vswitchd.log: could not open network device

did you make an entry in the interfaces file.

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2014-12-22 23:21:23 -0600 answered a question How to deploy openstack cluster on only two nodes?

follow this documentation.

2014-12-22 23:17:07 -0600 answered a question keystone failed to start

you need to add the repository.

sudo yum install -y


sudo yum update

2014-12-18 01:11:06 -0600 answered a question how to ping/ssh instance from remote terminal

create a bridge brctl addbr br100

edit and add the below line and restart network services vi /etc/network/interfaces

auto br100 iface br100 inet static address netmask bridge_stp off bridge_fd 0 bridge_ports eth0

also enable access to your VMs .

2014-12-18 01:02:37 -0600 commented question I am installing devstack on RHEL 6.4 Server. I am getting the below error Installing Dependencies [ ERROR ]

check if the system is able to connect to the interbet , if yes verify the repositories.

2014-12-16 23:36:38 -0600 answered a question Object PUT failed -- Error on swift upload

create the ring files and distribute them to the nodes , then restart the service.

2014-12-16 23:27:14 -0600 commented question WARNING keystone.common.wsgi [-] Authorization failed.

I would have suggested to export the correct key file but you will be already be doing it , check the password/ reset it and then see if you are able to .

he was refering to

2014-12-16 02:58:51 -0600 answered a question Glance does not accept authentication

Drop the glance database and set the character set to utf8 mysql -u root -p


2014-12-12 00:34:14 -0600 commented question My new instance gets stuck in spawning state, nova-network problem?

can you provide some logs?

2014-12-12 00:28:55 -0600 commented question nova-network state XXX

check if your NTP service is up.

2014-12-12 00:21:25 -0600 answered a question How to make Nova send notifications?

notification_driver = nova.openstack.common.notifier.rpc_notifier notification_topics = notifications

in nova.conf and restart nova-api

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2014-12-11 03:11:30 -0600 answered a question "Virtual Interface creation failed", "code": 500, "details": " File \"/usr/lib/python2.7/dist-packages/nova/compute/\"

Add these to the nova.conf and remove any unwanted spaces from neutron.conf

add the below in the default section of nova.conf vif_plugging_is_fatal: false

vif_plugging_timeout: 0

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2014-12-10 00:25:20 -0600 answered a question How to create a router to connect 2 subnets?
neutron router-create router1
neutron router-gateway-set ROUTER NETWORK
neutron router-interface-add ROUTER SUBNET
2014-12-09 22:33:22 -0600 answered a question malformed br-tun - where to look for answers?

delete the bridge and recreate

2014-12-09 05:58:33 -0600 commented answer How to restrict incoming http requests to VM using load balancer? (

2014-12-09 05:50:38 -0600 edited answer How to restrict incoming http requests to VM using load balancer?

How did you configure LB , did you use HA proxy ?

try this link configure HA. (

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