Failover High Availability Outage 
Zerto
SEPTEMBER 12, 2023
In the challenging landscape of keeping your IT operations online all the time, understanding the contrasting methodologies of high availability (HA) and disaster recovery (DR) is paramount. What Is High Availability? Failover is a part of the DR plan by providing both system and network-level redundancy.
Solutions Review
NOVEMBER 8, 2024
This shift is driven by the operational and economic benefits of cloud solutions, yet it comes with its own set of challenges, particularly in the realm of high availability (HA) environments. Understanding storage patterns and usage can help avoid unexpected slowdowns or outages.
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AWS Disaster Recovery
NOVEMBER 11, 2024
A good strategy for resilience will include operating with high availability and planning for business continuity. AWS recommends a multi-AZ strategy for high availability and a multi-Region strategy for disaster recovery. Failover Our customer decided to test the Pilot Light scenario.
Alternative Resiliency Services Corp
JUNE 6, 2017
Humans conflate Availability with Contingency Many outages are caused or exacerbated because ‘fail-proof’ systems failed. High security, compartmentalized access, biometrics, the works. Uptime Institute Tier 4, everything down to the power into the racks was High Availability.
AWS Disaster Recovery
JANUARY 25, 2022
What if the very tools that we rely on for failover are themselves impacted by a DR event? In this post, you’ll learn how to reduce dependencies in your DR plan and manually control failover even if critical AWS services are disrupted. Failover plan dependencies and considerations. Let’s dig into the DR scenario in more detail.
Solutions Review
JULY 26, 2022
Step 6: Test the Plan – Use scheduled power outages or major upgrades as a chance to test the plan. You can recover from a failure by using clustering software to failover application operation from a primary server node to a secondary server node over a LAN. RTO is the maximum tolerable length of time of an outage.
AWS Disaster Recovery
MARCH 10, 2023
Amazon Route53 – Active/Passive Failover : This configuration consists of primary resources to be available, and secondary resources on standby in the case of failure of the primary environment. You would just need to create the records and specify failover for the routing policy.
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