6.0.1
Table Of Contents
- vSphere Resource Management
- Contents
- About vSphere Resource Management
- Updated Information
- Getting Started with Resource Management
- Configuring Resource Allocation Settings
- CPU Virtualization Basics
- Administering CPU Resources
- Memory Virtualization Basics
- Administering Memory Resources
- View Graphics Information
- Managing Storage I/O Resources
- Managing Resource Pools
- Creating a DRS Cluster
- Using DRS Clusters to Manage Resources
- Creating a Datastore Cluster
- Initial Placement and Ongoing Balancing
- Storage Migration Recommendations
- Create a Datastore Cluster
- Enable and Disable Storage DRS
- Set the Automation Level for Datastore Clusters
- Setting the Aggressiveness Level for Storage DRS
- Datastore Cluster Requirements
- Adding and Removing Datastores from a Datastore Cluster
- Using Datastore Clusters to Manage Storage Resources
- Using NUMA Systems with ESXi
- Advanced Attributes
- Fault Definitions
- Virtual Machine is Pinned
- Virtual Machine not Compatible with any Host
- VM/VM DRS Rule Violated when Moving to another Host
- Host Incompatible with Virtual Machine
- Host has Virtual Machine that Violates VM/VM DRS Rules
- Host has Insufficient Capacity for Virtual Machine
- Host in Incorrect State
- Host has Insufficient Number of Physical CPUs for Virtual Machine
- Host has Insufficient Capacity for Each Virtual Machine CPU
- The Virtual Machine is in vMotion
- No Active Host in Cluster
- Insufficient Resources
- Insufficient Resources to Satisfy Configured Failover Level for HA
- No Compatible Hard Affinity Host
- No Compatible Soft Affinity Host
- Soft Rule Violation Correction Disallowed
- Soft Rule Violation Correction Impact
- DRS Troubleshooting Information
- Cluster Problems
- Load Imbalance on Cluster
- Cluster is Yellow
- Cluster is Red Because of Inconsistent Resource Pool
- Cluster is Red Because Failover Capacity is Violated
- No Hosts are Powered Off When Total Cluster Load is Low
- Hosts are Powered Off When Total Cluster Load is High
- DRS Seldom or Never Performs vMotion Migrations
- Host Problems
- DRS Recommends Host be Powered On to Increase Capacity When Total Cluster Load Is Low
- Total Cluster Load Is High
- Total Cluster Load Is Low
- DRS Does Not Evacuate a Host Requested to Enter Maintenance or Standby Mode
- DRS Does Not Move Any Virtual Machines onto a Host
- DRS Does Not Move Any Virtual Machines from a Host
- Virtual Machine Problems
- Cluster Problems
- Index
How ESXi Hosts Allocate Memory 36
Memory Reclamation 37
Using Swap Files 38
Sharing Memory Across Virtual Machines 42
Memory Compression 43
Measuring and Differentiating Types of Memory Usage 44
Memory Reliability 45
About System Swap 45
7
View Graphics Information 47
8
Managing Storage I/O Resources 49
Storage I/O Control Requirements 49
Storage I/O Control Resource Shares and Limits 50
Set Storage I/O Control Resource Shares and Limits 51
Enable Storage I/O Control 51
Set Storage I/O Control Threshold Value 52
Storage DRS Integration with Storage Profiles 53
9
Managing Resource Pools 55
Why Use Resource Pools? 56
Create a Resource Pool 57
Edit a Resource Pool 58
Add a Virtual Machine to a Resource Pool 58
Remove a Virtual Machine from a Resource Pool 59
Remove a Resource Pool 60
Resource Pool Admission Control 60
10
Creating a DRS Cluster 63
Admission Control and Initial Placement 64
Virtual Machine Migration 65
DRS Cluster Requirements 67
Configuring DRS with Virtual Flash 68
Create a Cluster 68
Edit a Cluster 69
Create a DRS Cluster 70
Set a Custom Automation Level for a Virtual Machine 71
Disable DRS 72
Restore a Resource Pool Tree 72
11
Using DRS Clusters to Manage Resources 73
Adding Hosts to a Cluster 73
Adding Virtual Machines to a Cluster 75
Removing Virtual Machines from a Cluster 75
Removing a Host from a Cluster 76
DRS Cluster Validity 77
Managing Power Resources 82
Using DRS Affinity Rules 86
vSphere Resource Management
4 VMware, Inc.