6.0.1
Table Of Contents
- vSphere Troubleshooting
- Contents
- About vSphere Troubleshooting
- Updated Information
- Troubleshooting Overview
- Troubleshooting Virtual Machines
- Troubleshooting Fault Tolerant Virtual Machines
- Hardware Virtualization Not Enabled
- Compatible Hosts Not Available for Secondary VM
- Secondary VM on Overcommitted Host Degrades Performance of Primary VM
- Increased Network Latency Observed in FT Virtual Machines
- Some Hosts Are Overloaded with FT Virtual Machines
- Losing Access to FT Metadata Datastore
- Turning On vSphere FT for Powered-On VM Fails
- FT Virtual Machines not Placed or Evacuated by vSphere DRS
- Fault Tolerant Virtual Machine Failovers
- Troubleshooting USB Passthrough Devices
- Recover Orphaned Virtual Machines
- Virtual Machine Does Not Power On After Cloning or Deploying from Template
- Troubleshooting Fault Tolerant Virtual Machines
- Troubleshooting Hosts
- Troubleshooting vSphere HA Host States
- vSphere HA Agent Is in the Agent Unreachable State
- vSphere HA Agent is in the Uninitialized State
- vSphere HA Agent is in the Initialization Error State
- vSphere HA Agent is in the Uninitialization Error State
- vSphere HA Agent is in the Host Failed State
- vSphere HA Agent is in the Network Partitioned State
- vSphere HA Agent is in the Network Isolated State
- Configuration of vSphere HA on Hosts Times Out
- Troubleshooting Auto Deploy
- Auto Deploy TFTP Timeout Error at Boot Time
- Auto Deploy Host Boots with Wrong Configuration
- Host Is Not Redirected to Auto Deploy Server
- Package Warning Message When You Assign an Image Profile to Auto Deploy Host
- Auto Deploy Host with a Built-In USB Flash Drive Does Not Send Coredumps to Local Disk
- Auto Deploy Host Reboots After Five Minutes
- Auto Deploy Host Cannot Contact TFTP Server
- Auto Deploy Host Cannot Retrieve ESXi Image from Auto Deploy Server
- Auto Deploy Host Does Not Get a DHCP Assigned Address
- Auto Deploy Host Does Not Network Boot
- Authentication Token Manipulation Error
- Active Directory Rule Set Error Causes Host Profile Compliance Failure
- Unable to Download VIBs When Using vCenter Server Reverse Proxy
- Troubleshooting vSphere HA Host States
- Troubleshooting vCenter Server and the vSphere Web Client
- Troubleshooting Availability
- Troubleshooting Resource Management
- Troubleshooting Storage DRS
- Storage DRS is Disabled on a Virtual Disk
- Datastore Cannot Enter Maintenance Mode
- Storage DRS Cannot Operate on a Datastore
- Moving Multiple Virtual Machines into a Datastore Cluster Fails
- Storage DRS Generates Fault During Virtual Machine Creation
- Storage DRS is Enabled on a Virtual Machine Deployed from an OVF Template
- Storage DRS Rule Violation Fault Is Displayed Multiple Times
- Storage DRS Rules Not Deleted from Datastore Cluster
- Alternative Storage DRS Placement Recommendations Are Not Generated
- Applying Storage DRS Recommendations Fails
- Troubleshooting Storage I/O Control
- Troubleshooting Storage DRS
- Troubleshooting Storage
- Resolving SAN Storage Display Problems
- Resolving SAN Performance Problems
- Virtual Machines with RDMs Need to Ignore SCSI INQUIRY Cache
- Software iSCSI Adapter Is Enabled When Not Needed
- Failure to Mount NFS Datastores
- VMkernel Log Files Contain SCSI Sense Codes
- Troubleshooting Storage Adapters
- Checking Metadata Consistency with VOMA
- Troubleshooting Flash Devices
- Troubleshooting Virtual Volumes
- Troubleshooting VAIO Filters
- Troubleshooting Networking
- Troubleshooting MAC Address Allocation
- The Conversion to the Enhanced LACP Support Fails
- Unable to Remove a Host from a vSphere Distributed Switch
- Hosts on a vSphere Distributed Switch 5.1 and Later Lose Connectivity to vCenter Server
- Hosts on vSphere Distributed Switch 5.0 and Earlier Lose Connectivity to vCenter Server
- Alarm for Loss of Network Redundancy on a Host
- Virtual Machines Lose Connectivity After Changing the Uplink Failover Order of a Distributed Port Group
- Unable to Add a Physical Adapter to a vSphere Distributed Switch
- Troubleshooting SR-IOV Enabled Workloads
- A Virtual Machine that Runs a VPN Client Causes Denial of Service for Virtual Machines on the Host or Across a vSphere HA Cluster
- Low Throughput for UDP Workloads on Windows Virtual Machines
- Virtual Machines on the Same Distributed Port Group and on Different Hosts Cannot Communicate with Each Other
- Attempt to Power On a Migrated vApp Fails Because the Associated Protocol Profile Is Missing
- Networking Configuration Operation Is Rolled Back and a Host Is Disconnected from vCenter Server
- Troubleshooting Licensing
- Index
I
I/O filters
installation failures 75
installing 76
troubleshooting 75
iBFT 66
identifying symptoms, troubleshooting 9
imbalanced placement of FT VMs 15
IPv4 26
IPv6 26
J
Jetty server, address already in use 39
L
license capacity 98
License capacity 97
License edition 97, 98
license key 98
local flash disks, undetectable 71
local flash disks are unavailable 70
logging 11
losing access to the FT metadata datastore 15
loss of uplink redundancy 85
lost virtual machine connectivity, failover 86
low throughput, Windows virtual machine 91
LUN not visible, SP visibility 60, 61
LUN queue depth 63
LUN thrashing 63
M
maintenance mode, datastores 52
management node logs 11
marking, flash devices 72
maximum HBA queue depth 64
metadata consistency, checking with VOMA 68
monitoring, Storage I/O Control 56, 57
N
Network I/O Control, physical network adapter,
failing to add 87
network latency for FT VMs 15
network partition 45, 46, 48
network protocol profiles, powering on a vApp or
virtual machine fails 93
networking
host disconnected 94
transaction rolled backed 94
NFS datastores 67
no uplink redundancy 85
non-ASCII characters 67
O
orphaned virtual machines, recovering 19
outstanding disk requests 65
overcommitted host 14
P
password requirements 32
path thrashing 63
Percentage of Cluster Resources Reserved
admission control policy 44
performance, problems 61
performance charts for datastores,
troubleshooting viewing performance
charts 57
Permanent Device Loss (PDL) 50
Platform Services Controller logs 11
plug-ins, troubleshooting 41
prevent flash disk formatting during auto-
partitioning 71
Primary VM 48, 49
problem space, troubleshooting 10
problems
performance 61
visibility 60, 61
Q
queue depth 64, 65
R
recommendations for Storage DRS,
troubleshooting 56
Red Cluster 43
remove datastore 46
reverse proxy, custom 33
S
SCSI INQUIRY 66
SCSI reservations, reducing 62
SCSI Sense codes 67
Secondary VM 48, 49
Single Root I/O Virtualization, See SR-IOV
slot size 43–45
software iSCSI adapters, queue depth 65
SP visibility, LUN not visible 60, 61
SQL compatibility mode 38
SR-IOV
MAC address, lost connectivity 88
out of interrupt vectors 87
virtual machines, troubleshooting 87
virtual machine, lost connectivity 88
SR-IOV, virtual machine is powered off 87
SSDs 70
SSL certificates, troubleshooting in vSphere
HA 41
storage adapters, troubleshooting 68
storage devices, display problems 60
vSphere Troubleshooting
102 VMware, Inc.