Add SCAN VIPs to Oracle RAC with zero โ€œlistenerโ€ downtime

by CloudDudeUncategorizedPosted on Comments are Disabled

Intro Infrastructure teams are usually more keen to maintain a network stability rather than altering their existing configuration every other day.This means that once the application and database hosts are provisioned and running, the DBA won’t witness a topology change unless a migration of the servers/applications are in the pipes. But for highly available environment …

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Deploy a webserver vm using Azure CLI and bash scripts (Linux/windows)

by CloudDudeUncategorizedPosted on Comments are Disabled

                                         Intro Azure cli was another tool I had to try right after passing Az-900 azure certification, because what are certifications for if itโ€™s not to give a little itching to get your hands a little dirty. Thus, az-cli became my third victim after oci-cli and aws-cli. As in my previous cli tutorials, the aim …

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Terraform tricks : How to mimic nested variable substitution using locals

by CloudDudeUncategorizedPosted on Comments are Disabled

Intro                          โ€œDeveloperโ€™s constant urge to use Terraform like a programming language :)โ€ My impression after enjoying my first terraform applys is that it’s kind of rigid, though when someone says Immutable and declarative in the same sentence, you should definitely get that it’s not procedural by design. Therefore,  you canโ€™t expect a bash shell …

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