Detailed explanation of ansible automatic operation and maintenance tools
About the author
🍊 Blog home page: Author URI 🍊 Introduction: high quality creators in the field of cloud computing 🏆, The it story of the school's official account Creator 🎓, At school, he participated in many computer related provin ...
Posted by bennyboywonder on Tue, 21 Sep 2021 18:02:55 -0700
I always want to learn K8s, but without environment, K8s is a bit heavy.Before going to school, I rented an ESC from Aliyun, with a single core of 2G and a single machine version of K8s, which can be installed barely. It can't be done with multiple nodes, nor can Demo in the book.Since you need more than one node, because it in ...
Posted by sifix on Sun, 05 Sep 2021 09:42:28 -0700
Experiment 1 install OpenShift
[student@workstation ~]$ lab review-install setup
1.2 configuration planning
OpenShift cluster has three nodes:
master.lab.example.com: the OpenShift master node is a node that cannot be scheduled for pod.
node1.lab.example.com : an OpenShift node that can run applications and infrastructure pod s ...
kolla ansibel deploy openstack high availability cluster
reference resources: https://docs.openstack.org/kolla-ansible/latest/user/quickstart.html
kolla installation node requirements:
2 network interfaces
8GB main memory
40GB disk space
For the installation of kolla, the target machine is required ...
Posted by jimmy patel on Sat, 13 Jun 2020 23:52:24 -0700
An article to play with TiDB disaster recovery
High availability is another major feature of TiDB. All three components of TiDB/TiKV/PD can tolerate partial instance failure without affecting the availability of the whole cluster. The following describes the availability of these three components, the consequences of a single ...
Posted by misschristina95 on Sun, 10 May 2020 20:43:02 -0700
Detailed explanation of Ansible Roles and practical cases
Add user account
1. Login account used by operation and maintenance personnel;
2. All businesses are placed in the "home directory of yun users" under / app / to avoid misplacement of business data;
3. This user is also used by ansible, because alm ...
Posted by chard on Fri, 08 May 2020 06:53:59 -0700
Ansible Tests Details and Use Cases
Add user account
1. Login accounts used by operations and maintenance personnel;
2. All businesses are placed under / app / in the "home directory of yun users" to avoid the disorder of business data;
3. This user is also used by ansible because almost all production en ...
Posted by cjdesign on Thu, 07 May 2020 09:49:48 -0700
ELK schema log processing logic:
1. When Filebeat is installed in the business layer, it will automatically obtain the domain name and environment information of the host running site, add channel and env tags, and take the value of channel as the topic information of kafka
2. Kafka receives the new field and Topic information of Filebeat, and ...
Posted by BluntedbyNature on Tue, 05 May 2020 17:52:59 -0700
Play Ansible in one step
I wrote a column about Ansible. It's very systematic from 0 to 1. It's about 39W words. There are more than 430 pages of pdf, only 39 yuan.
1. Learning is not confused: how can Ansible master 2. Entering the Ansible world: usage overview and initial ...
Posted by huhn_m on Thu, 30 Apr 2020 00:37:41 -0700