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What Exactly is High Availability? Failover and High Availability Demonstration from ZSecurity

NOTE: Since this video was released it is now recommended to use new BGP-based IP address failover methods outlined here https://www.linode.com/docs/products/... High availability (HA) is a term that describes a website or application with maximum potential uptime and accessibility for the content stored on it. While a more basic system will be adequate to serve content to a low or medium number of users, it may include a single point of failure. In this video, Adrian from ‪@zSecurity‬ demonstrates how to deploy high availability applications. Chapters: 0:00 - Introduction 0:30 - Principles of High Availability 3:11 - Why is HA Important? 4:45 - What Failover Model Are We Implementing? 6:25 - Examining our Workflow 7:05 - Server Setup 9:46 - Install keepalived 10:25 - Create Standby Instance 12:00 - Install keepalived on the Standby Instance 12:50 - Configuring keepalived.conf 19:25 - Process Tracking 22:11 - Conclusion New to Cloud Computing? Get started here with a $100 credit → https://www.linode.com/lp/youtube-vie... Read the doc for more information on High Availability→ https://www.linode.com/docs/guides/in... Check out High Availability reference architecture → https://www.linode.com/blog/cloud-con... Subscribe to get notified of new episodes as they come out → https://www.youtube.com/linode?sub_co... #zsecurity #failover #highavailability #linode Product: Linode, High Availability, Failover; @zSecurity ;