6.5.1
Table Of Contents
- vSphere Resource Management
- Contents
- About vSphere Resource Management
- Getting Started with Resource Management
- Configuring Resource Allocation Settings
- CPU Virtualization Basics
- Administering CPU Resources
- Memory Virtualization Basics
- Administering Memory Resources
- Configuring Virtual Graphics
- 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
storage requirements 67
Storage vMotion
datastore cluster compatibility 105
recommendations 92
swap file
deleting 40
location 37
using 36
swap files, VMX 35
swap space 38
swap to VMX 35
swapfile location 39
swapfiles 38
system resource allocation, editing 13
System Resource Allocation Table (SRAT) 108
system swap 43
system swap data 44
T
threshold, Storage I/O Control 53
V
valid DRS clusters 78
vCenter Server events 85
vGPU 45–47
virtual flash 68
virtual machine affinity 86–89
virtual machine anti-affinity 86–89
virtual machine DRS groups 87
Virtual Machine File System (VMFS) 67, 118
virtual machine issues
affinity rules 134
anti-affinity rules 134
CPU 133
memory resources 133
power on failure 135
virtual machine not moved by DRS 135
virtual machine monitor (VMM) 27
virtual machine pinned 124
virtual machine problems 133
virtual machine storage policies 50
virtual machine swapfile location 39
virtual machines
adding to DRS clusters 75
adding to resource pools 58
advanced attributes 118
as resource consumers 10
assigning to a specific processor 22
configuration file 67
DRS automation level 71
memory 27, 35
migration 65
monitor 30
number of virtual processors 18
overhead memory 34
removing from a DRS cluster 75
removing from resource pools 59
sharing memory across 40
swapfile location 38, 39
virtual NUMA
advanced options 111
advanced attributes 119
controlling 111
VM-Host affinity rule
conflicts 89
using 89
VM-VM affinity rule, conflicts 88
VMFS (Virtual Machine File System) 67, 118
VMFS volume requirements 67
VMM 27, 30
vmmemctl, Mem.CtlMaxPercent 116
vMotion 125
VMX swap files 35
vSphere DRS, creating rules 89
vSphere HA 69, 73, 76
W
wake protocols 82
Wake-on-LAN (WOL), testing 83
working set size 34
Y
yellow DRS clusters 80
Index
VMware, Inc. 141