vSAN Skyline Health Check Information
Article ID: 326438
Updated On:
Products
VMware vSAN
Issue/Introduction
This article provides an overview and serves as a homepage for the Knowledge Base articles for the VMware vSAN Skyline Health Checks.
Environment
VMware vSAN (All Versions)
Resolution
Table of contents
- Data
- Performance Service
- Physical Disk
- Cluster
- Capacity Utilization
- Online Health
- Network
- Stretched Cluster
- Hardware Compatibility
- vSAN Build Recommendation
- Hyperconverged Cluster Configuration Compliance
- File Service
- vSAN iSCSI Target Service
- Encryption
- vSphere Update Manager
- Limits
- Proactive Tests
Data
Performance Service
- vSAN Health Service - Performance service - Network diagnostic mode
- vSAN Health Service - Performance Service - Status Check
- vSAN Health Service - Performance Service - Performance data collection check
- vSAN Health Service - Performance Service - Stats master election check
- vSAN Health Service - Performance Service - Stats DB object conflicts check
- vSAN Health Service - Performance Service - Stats DB object check
- vSAN Health Service - performance service - All hosts contributing stats check
Physical Disk
- vSAN Health Service - Physical disk health - Overall disk health
- vSAN Health Service - Physical disk health - Disk capacity
- vSAN Health Service - Physical disk health – Congestion
- vSAN Health Service - Physical disk health – Component metadata health
- vSAN Health Service - Physical disk health – Memory pools
- vSAN Health Service - Physical disk - Component limit
- vSAN Health Service - Physical Disk Health - Physical disk health retrieval issue
- “vsanmgmtd and vsandevicemonitord” service is running on all hosts in vSAN Cluster to query and display the h/w health of disks.
Cluster
- vSAN Health Service - Cluster health - Disk format version compatibility check
- vSAN Health Service - Cluster health – vCenter state is authoritative
- vSAN Host Maintenance Mode is in sync with vSAN Node Decommission State
- vSAN Health Service - Cluster Health - Resynchronization Operations Throttling Check
- vSAN Health Service - Cluster Health - Time Synchronization Across Hosts and VC
- vSAN Health Service - Cluster Health - vSAN Cluster Configuration Consistency
- vSAN Health Service - Cluster Health - vSphere and vSAN Cluster Members Match vSAN
- vSAN Health Service - Cluster health - vSAN disk balance
- vSAN Health Service - Cluster - Disk format version
- vSAN Health Service - Cluster - Software version compatibility
- vSAN Health Service - Cluster health – vSAN daemon liveness check
- vSAN Health Service - Cluster health - Advanced vSAN configuration in sync
- vSAN host extended configuration status
- vSAN Health Service - Cluster - ESA prescriptive disk claim (8.0U2 and higher)
Capacity Utilization
- vSAN Health Service - Capacity utilization - Disk space
- vSAN Health Service - Capacity utilization - Read cache reservations
Online Health
- vSAN Health Service - Online Health - CEIP Check
- vSAN Health Service - Online Health - Internet Connectivity Check
- vSAN Health Service - Online Health - Controller Utility Is Installed on Host
- vSAN Health Service - Online Health - vCenter Server up to date check
- vSAN Health Service - Online Health - Physical network adapter link speed consistency check
- vSAN Health Service - Online Health - Customer advisory for HPE Smart Array
- vSAN Health Service - Online Health – vSAN v1 disk in use
Network
- vSAN Health Service - Network Configuration - vMotion: Basic Connectivity Check
- vSAN Health Service - Network Configuration - vMotion: MTU Check
- vSAN Health Service - Network Health - Network Latency Check
- vSAN Health Service - Network health - Hosts disconnected from vCenter
- vSAN Health Service - Network health - Unexpected vSAN cluster members
- vSAN Health Service - Network health - vSAN Cluster partition
- vSAN Health Service - Network health – Hosts with vSAN disabled
- vSAN Health Service - Network health - All hosts have a vSAN vmknic configured
- vSAN Health Service - Network health - Hosts small ping test (connectivity check) and hosts large ping test (MTU check)
- vSAN Health Service - Network health - Hosts with connectivity issues
- vSAN Health - Network - vSAN: Advanced (https) connectivity check (8.0U2 and higher)
- vSAN Skyline Health - Network(RDMA NIC: RoCE v2) is vSAN certified (8.0U3 and higher)
- vSAN Skyline Health - Network(RDMA NIC: RoCE v2) is certified for ESXi (8.0U3 and higher)
- vSAN health - Network(RDMA NIC: RoCE v2) driver/firmware is vSAN certified (8.0U3 and higher)
Stretched Cluster
- vSAN Health Service - Stretched cluster - Witness appliance upgrade to vSphere 7.0 or higher with caution
- vSAN Health Service - Invalid unicast agent test
- vSAN Health Service - Unicast agent configuration inconsistent
- vSAN Health Service - Unexpected number of fault domains
- vSAN Health Service - Invalid preferred fault domain on witness host
- vSAN Health Service - Preferred fault domain unset
- vSAN Health Service - Unicast agent not configured
- vSAN Health Service - No disk claimed on witness host
- vSAN Health Service - Witness host fault domain misconfigured
- vSAN Health Service - Witness host within vCenter cluster
- vSAN Health Service - Stretched cluster - Site latency
- vSAN Health Service - Witness host not found
- vSAN Health Service - Stretched cluster - Witness node is managed by vLCM (8.0U2 and higher)
Hardware Compatibility
- vSAN Health Service - Hardware Compatibility - Disk Group Type Check
- vSAN Health Service - Hardware Compatibility - Controller Firmware Check
- vSAN Health Service - vSAN HCL health – vSAN HCL DB up-to-date
- vSAN Health Service - vSAN HCL health – SCSI controller on vSAN HCL
- vSAN Health Service - vSAN HCL health - Controller release support
- vSAN Health Service - vSAN HCL health - Controller driver
- vSAN Health Service - Hardware compatibility - vSAN HCL DB Auto Update
- vSAN Health Service - HCL Health - Host issues retrieving hardware info
- “vsanvpd” service is running on all hosts in vSAN Cluster. To collect the h/w info for the vSAN HCL compatibility to display it in vSAN HCL GUI.
vSAN Build Recommendation
Hyperconverged Cluster Configuration Compliance
File Service
- vSAN Health Service - File Service - Infrastructure health
- vSAN Health Service - File Service - Share Health
- vSAN Health Service - File Service - File Server Health
vSAN iSCSI Target Service
- vSAN Health Service - vSAN iSCSI target service - Home object
- vSAN Health Service - vSAN iSCSI target service – Network configuration
- vSAN Health Service - vSAN iSCSI target service – Service runtime status
Encryption
- vSAN Health Service - Encryption - Key Management Servers Connection Check
- vSAN Health Service - Encryption - CPU AES-NI Host Enablement Check
vSphere Update Manager
- vSAN Health Service - vSphere Update Manager - vSAN build recommendation engine health
- vSAN Health Service - vSphere Update Manager - vSAN build recommendation
- vSAN firmware version recommendation (testID:com.vmware.vsan.health.test.hcl.fwrecommendation)
- vSAN firmware provider health (com.vmware.vsan.health.test.hcl.firmwareproviderhealth)
Limits
- vSAN Health Service - Limits - Host component
- vSAN Health Service - Limits health – Current cluster situation
- vSAN Health Service - Limits health – After one additional host failure
Proactive Tests
Additional Information
For more information about collecting VMware vSAN logs, see How to collect vSAN support logs and upload to VMware by Broadcom
About the vSAN Health Service 7.x
About the vSAN Skyline Health 8.x
Best practices when using vSAN and non-vSAN disks with the same storage controller
About the vSAN Health Service 7.x
About the vSAN Skyline Health 8.x
Best practices when using vSAN and non-vSAN disks with the same storage controller
Recommended settings for RAID0 logical volumes on certain LSI based RAID vSAN
Understanding vSAN Datastore Encryption vs. VMcrypt Encryption
Best practices when using vSAN and non-vSAN disks with the same storage controller
vSAN Performance Graphs in the vSphere Web Client
Using small magnetic disks for vSAN might result in VM failures small disks below 400 GB will not work properly in vSAN cluster ands may cause VM outage
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