rageshk
Contributor
Contributor

ESXi server sizing for HA

Hi,

How ESXi server sizing can be calculated for HA ,We have 2 ESXi servers with 20 VMs .i need to implement HA and i am planning to add one more ESXi server .what could be ideally the HA calculation .

Regards,

Ram

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4 Replies
weinstein5
Immortal
Immortal

I have always used for a rough estimate done an N+1 sizing - size your environment and than add one extra  ESXi host -

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vmroyale
Immortal
Immortal

Note: Discussion successfully moved from VMware ESXi 5 to Availability: HA & FT

Brian Atkinson | vExpert | VMTN Moderator | Author of "VCP5-DCV VMware Certified Professional-Data Center Virtualization on vSphere 5.5 Study Guide: VCP-550" | @vmroyale | http://vmroyale.com
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rageshk
Contributor
Contributor

Hi,

DO we need same configuration ESXI server for HA or small configurations .what is the best Practise .

Regards,

Ragesh

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weinstein5
Immortal
Immortal

best practice is to maintain the same configuration in all nodes of the HA cluster -

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