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Ha & drs gotcha's
1. HA & DRS Gotchas that will Kill your Infrastructure Greg Shields Partner and Principal Technologist Concentrated Technology www.ConcentratedTech.com
5. vMotion Solves Two Problems Problem #1: Protection from Host Failures or Scheduled Host Downtime (These are relatively rare) (They will get even more rare as we migrate to ESXi)
6. vMotion Solves Two Problems Problem #2: Load Balancing of VM & Host Resources (Much more common, where turned on)
35. Understanding Shares & Resource Pools TechMentor Cluster PowerShell Deep Dive Resource Pool 1000 CPU & RAM Shares 2048 RAM ESXpert Deep Dive Resource Pool 2000 CPU & RAM Shares 4096 RAM WMI Class 200 CPU Shares 512M RAM AD Class 600 CPU Shares 784M RAM Storage Class 1200 CPU Shares 3G RAM vMotion Class 800 CPU Shares 512M RAM
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37. What Role Does DRS Play? TechMentor Cluster HOT! Chassis 1 Chassis 2 Chassis 3
38. What Role Does DRS Play? Administrator trust is often the deciding factor in choosing the automation level. Automation Level Initial VM Placement Dynamic Balancing Administrator Involvement Manual Manual Manual High – All actions Partially-Automated Automatic Manual Moderate – Approval Actions Fully- Automated Automatic Automatic Low – Monitoring
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42. What About HA? TechMentor Cluster CRASH ! RESTART RESTART RESTART Chassis 1 Chassis 2 Chassis 3
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48. HA & DRS Gotchas that will Kill your Infrastructure Greg Shields Partner and Principal Technologist Concentrated Technology www.ConcentratedTech.com Please fill out evaluations, or your karma will suffer ! !!!
