openstack Learning Notes 3: Kestone Installation Deployment

1. Keystone's architecture Keystone(OpenStack Identity Service) is the module in the OpenStack framework responsible for managing authentication, service rules, and service token functions.Keystone is the core module of Openstack, providing authentication and authorization services for Nova, Glance, Swift, Cinder, Neutron, and Horizon.The Keys ...

Posted on Mon, 30 Mar 2020 17:06:53 -0400 by phreek

OpenStack multi-node one-click deployment (super-detailed)

OpenStack Multi-Node One-Click Deployment in Experimental Environment (Ultra-Detailed) Preface The OpenStack project is an open source cloud computing platform project, a distributed system that controls computing, networking, and storage of three resources.Building such a cloud platform system can provide us with cloud services in the IaaS (I ...

Posted on Sun, 08 Mar 2020 12:44:49 -0400 by bretx

OpenStack maintenance commands and application examples

Catalog   1, OenStack common service view command On and off of OpenStack node openstack view command View the status of Nova computing service View the status of the Neutron network service View the status of glance image service View cinder block storage status   2, OpenStack application ...

Posted on Tue, 03 Mar 2020 04:57:59 -0500 by kingman65

How to build the yum source of local OpenStack? Practice show!

Article directory Preface 1: OpenStack overview 1.1: Overview 1.2: Why build OpenStack local yum source? 2: Local yum source building practice 2.1: Environment 2.2: topology 2.3: purpose of the experiment 2.4: experiment process 2.4.1: local source configuration 2.4.2: client configuration 2.4. ...

Posted on Wed, 19 Feb 2020 23:59:12 -0500 by nevesgodnroc

Create qcow2 image

Article directory Creating a virtual machine with vmware Set up virtual machine network Install virtual machine software VNC connection Operational mirroring Using qcow2 file to generate virtual machine Reference articles Creating a virtual machine with vmware Set up virtual machine network Be ...

Posted on Tue, 18 Feb 2020 05:42:27 -0500 by fatalcure

kubernetes series of tutorials for deep pod scheduling

About the author HappyLau, Senior Advisor on Cloud Computing, is currently engaged in public cloud related work in Tencent Cloud. He has worked in Cool Dog, EasyStack, and has many years of experience in public + Private Cloud Computing Architecture design, operation and maintenance, delivery, participated in the construction of large private ...

Posted on Mon, 20 Jan 2020 13:35:07 -0500 by sullyman

A script for openstack to add new compute nodes.

There are four main documents: 1) addcomputernode.sh, the main script. Tested in centos7 hpdl580. 2) addcomputernode.conf, some configuration information, which is different for each node, should be changed. For the first time, you can't just modify this one. The following conf also needs to be modified. 3) nova.conf, which is ...

Posted on Tue, 26 Nov 2019 12:20:58 -0500 by cwarn23

Openstack Cloud Computing: openstack rock deployment III: nova deployment and verification (control section)

Openstack cloud computing (2): openstack rock deployment three nova deployment and verification (control node) Labels (space separated): openstack series I. nova deployment II. nova verification I. nova deployment ###1.1 nova database creation mysql -uroot -p flyfish225 CREATE DATABASE nova_api; CREATE DATABASE nova; CREATE DATABASE no ...

Posted on Mon, 25 Nov 2019 15:18:25 -0500 by wikedawsum

Configure NFS network storage as the back-end storage of cinder

Install cinder and nfs yum install -y openstack-cinder yum install cifs-utils Configuring nfs on the controller node [root@controller ~]# mkdir -p /data/nfs #Create a directory to share mount resources [root@controller ~]# cat /etc/exports /data/nfs *(rw,sync,root_squash) #The configuration file of NFS service program is / etc / exports sync, ...

Posted on Sat, 23 Nov 2019 11:41:57 -0500 by ksimpkins

python base (34): threads

1. python thread 1.1 Global Interpreter Lock GIL The execution of Python code is controlled by the Python virtual machine (also known as the interpreter main loop).Python was designed to have only one thread executing in the main loop at the same time.Although multiple threads can be "run" in a Python interpreter, only one thread can ...

Posted on Sat, 16 Nov 2019 12:50:59 -0500 by ryanbutler