Cloud Devops Automation

Error Exception in thread "main" java.lang.UnsupportedClassVersionError: com/okta/tools/WithOkta : Unsupported major.minor version 52.0 at java.lang.ClassLoader.defineClass1(Native Method) at java.lang.ClassLoader.defineClass(ClassLoader.java:808) at java.security.SecureClassLoader.defineClass(SecureClassLoader.java:142) at java.net.URLClassLoader.defineClass(URLClassLoader.java:442) at java.net.URLClassLoader.access$100(URLClassLoader.java:64) at java.net.URLClassLoader$1.run(URLClassLoader.java:354) at java.net.URLClassLoader$1.run(URLClassLoader.java:348) at java.security.AccessController.doPrivileged(Native Method) at java.net.URLClassLoader.findClass(URLClassLoader.java:347) at java.lang.ClassLoader.loadClass(ClassLoader.java:430) at sun.misc.Launcher$AppClassLoader.loadClass(Launcher.java:323) at java.lang.ClassLoader.loadClass(ClassLoader.java:363) at sun.launch...

1. Kubernetes implementation on cloud and on-premise are very different. 2. Enough linux internals for a solid understanding of how to operate kubernetes in production environment. 3. Install and operate kubernetes using only community tools. 4. Deploy community kubernetes cluster on manually VMs from scratch. 5. Design and implement CI/CD piepelines for independent deployments. 6. Figure out governance strategies to independently develop, configure and operate each microservice in a kubernetes cluster. 7. Configure istio  in a flexible manner to govern east-west traffic. 8. Run all K8s processes as Docker containers rather than binaries. 9. In the absence of open internet, start with docker registry first and populate all necessary images. 10. Use kubespray to setup RHEL VMs --> Use Ansible playbooks for opinionated provisioning --> Sets up Calcio overlay networking

Recently faced the issue after making changes in the RDS Parameters and querying the same within the mysql rds in the Amazon AWS. mysql> SHOW VARIABLES WHERE Variable_name LIKE 'character_set_%' OR Variable_name LIKE 'collation%'; +--------------------------+-------------------------------------------+ | Variable_name | Value | +--------------------------+-------------------------------------------+ | character_set_client | utf8 | | character_set_connection | utf8 | | character_set_database | utf8mb4 | | character_set_filesystem | binary | | character_set_results | utf8 | | character_set_server | utf8mb4 | | character_set_system | utf8 | | character_sets_dir | /rdsdbbin/mysql-5.7.22.R5/share/charsets/ | | collation_connection | utf8_general_ci | | collatio...