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This article provides an overview and serves as a homepage for the Knowledge Base articles of VMware vSAN on-premise and online health check.
Table of contents vSAN 8.0vSAN 7.0vSAN 6.7 Update 3vSAN 6.7 Update 1vSAN 6.7vSphere 6.5 Patch 02vSAN 6.6.1vSAN 6.6vSAN 6.5vSAN 6.2vSAN 6.1vSAN 6.0Online checks Knowledge Based articles added for VMware vSAN 8.0 vSAN Health Service details for 8.0 has newly added features published on the release notes which is shared in the below link: https://docs.vmware.com/en/VMware-vSphere/8.0/vsan-monitoring-troubleshooting/GUID-B0A8BF17-E3FB-421A-AC1A-8C1EC27294D5.html Knowledge Based articles added for VMware vSAN 7.0 vSAN Health Service - Stretched cluster - Witness appliance upgrade to vSphere 7.0 or higher with caution (76948)vSAN Health Service - Performance service - Network diagnostic mode (76676)vSAN Health Service - File Service - Infrastructure health (76677)vSAN Health Service - File Service - Share Health (76991)vSAN Health Service - File Service - File Server Health (77165)General list available at: https://docs.vmware.com/en/VMware-vSphere/7.0/com.vmware.vsphere.vsan-monitoring.doc/GUID-B0A8BF17-E3FB-421A-AC1A-8C1EC27294D5.html Knowledge Base articles added for VMware vSAN 6.7 Update 3 vSAN Health Service - Capacity utilization - Disk space (71003)vSAN Health Service - Capacity utilization - Read cache reservations (71173)vSAN Health Service - Cluster health - Disk format version compatibility check (70930) Knowledge Base articles added for VMware vSAN 6.7.0 Update 1 health checks: vSAN Health Service - vSAN Build Recommendation - vSAN release catalog up-to-date (58891)vSAN Health Service - Network performance test (58895)vSAN Health Service - Hyperconverged cluster configuration compliance - Host compliance check for hyperconverged cluster configuration (58896)vSAN firmware version recommendation (testID:com.vmware.vsan.health.test.hcl.fwrecommendation) (58898)vSAN firmware provider health (com.vmware.vsan.health.test.hcl.firmwareproviderhealth) (58899)Patch available for critical vSAN issue for all-flash clusters with deduplication enabled (2151847) Knowledge Base articles added for VMware vSAN 6.7 health checks: vSAN host extended configuration status (53722)vSAN Health Service - Online Health - Controller Utility Is Installed on Host (2148867)Using small magnetic disks for vSAN might result in VM failures (2080503)Required vSAN and ESXi configuration for controllers based on the LSI 3108 chipset (2144936)Best practices when using vSAN and non-vSAN disks with the same storage controller (2129050)Deployment guidelines for running VMware vSAN and VMware vSphere VMFS datastores on a Dell H730 controller with the lsi_mr3 driver (2136374) Knowledge Base articles added for VMware vSphere 6.5 Patch 02 health checks: vSAN Host Maintenance Mode is in sync with vSAN Node Decommission State (51464) Knowledge Base articles added for VMware vSAN 6.6.1 health checks: vSAN Health Service - vSphere Update Manager - vSAN build recommendation engine health (2150914)vSAN Health Service - vSphere Update Manager - vSAN build recommendation (2150915)vSAN Health Service - Cluster health – vCenter state is authoritative (2150916) Knowledge Base articles added for VMware vSAN 6.6 health checks: vSAN Health Service - Online Health - CEIP Check (2148866)vSAN Health Service - Online Health - Internet Connectivity Check (2149196)vSAN Health Service - Network Configuration - vMotion: Basic Connectivity Check (2149259)vSAN Health Service - Network Configuration - vMotion: MTU Check (2149261)vSAN Health Service - Network Health - Network Latency Check (2149511)vSAN Health Service - Hardware Compatibility - Disk Group Type Check (2149404)vSAN Health Service - Hardware Compatibility - Controller Firmware Check (2149405)vSAN Health Service - Performance Service - Status Check (2149406)vSAN Health Service - Encryption - Key Management Servers Connection Check (2149497)vSAN Health Service - Encryption - CPU AES-NI Host Enablement Check (2149499)vSAN Health Service - Cluster Health - Resynchronization Operations Throttling Check (2149504)vSAN Health Service - Cluster Health - Time Synchronization Across Hosts and VC (2149505)vSAN Health Service - Cluster Health - vSAN Cluster Configuration Consistency (2149506)vSAN Health Service - Cluster Health - vSphere and vSAN Cluster Members Match vSAN (2149507) Knowledge Base articles added for VMware vSAN 6.5 health checks: vSAN Health Service - vSAN iSCSI target service - Home object (2147601)vSAN Health Service - vSAN iSCSI target service – Network configuration (2147602)vSAN Health Service - vSAN iSCSI target service – Service runtime status (2147603) Knowledge Base articles added for VMware vSAN 6.2 health checks: vSAN Health Service - Performance Service - Performance data collection check (2144401)vSAN Health Service - Performance Service - Stats master election check (2144408)vSAN Health Service - Performance Service - Stats DB object conflicts check (2144405)vSAN Health Service - Performance Service - Stats DB object check (2144403)vSAN Health Service - performance service - All hosts contributing stats check (2144400)vSAN Performance Graphs in the vSphere Web Client (2144493)vSAN Health Service - Cluster Health - Deduplication and compression configuration consistency check (2144279)vSAN Health Service - Cluster health - vSAN disk balance (2144278)vSAN Health Service - Cluster - Disk format version (2146135)vSAN Health Service - Cluster - Software version compatibility (2146134)vSAN Health Service - Stretched cluster - Site latency (2146133)vSAN Health Service - Hardware compatibility - vSAN HCL DB Auto Update (2146132)vSAN Health Service - Physical disk - Component limit (2146086)vSAN Health Service - Limits - Host component (2146130) Knowledge Base articles added for VMware vSAN 6.1 health checks: vSAN Health Service - Witness host not found (2130585)vSAN Health Service - Invalid unicast agent test (2144398)vSAN Health Service - Unicast agent configuration inconsistent (2130580)vSAN Health Service - Unexpected number of fault domains (2130581)vSAN Health Service - Invalid preferred fault domain on witness host (2130589)vSAN Health Service - Preferred fault domain unset (2130590)vSAN Health Service - Unicast agent not configured (2130582)vSAN Health Service - No disk claimed on witness host (2130584)vSAN Health Service - Witness host fault domain misconfigured (2130586)vSAN Health Service - Witness host within vCenter cluster (2130587)vSAN Health Service - Witness host not found (2130585) Knowledge Base articles for VMware vSAN 6.0 health checks: vSAN Health Service - Cluster health - vSAN Health Service up-do-date (2107705)vSAN Health Service - Cluster health - Advanced vSAN configuration in sync (2107713)vSAN Health Service - Network health - Hosts disconnected from vCenter (2108004)vSAN Health Service - Network health - Unexpected vSAN cluster members (2108009)vSAN Health Service - Network health - vSAN Cluster partition (2108011)vSAN Health Service - Network health – Hosts with vSAN disabled (2108013)vSAN Health Service - Network health - All hosts have a vSAN vmknic configured (2108062)vSAN Health Service - Network health - All hosts have matching subnets (2108066)vSAN Health Service - Network health - All hosts have matching multicast settings (2108092)vSAN Health Service - Network health - Hosts small ping test (connectivity check) and hosts large ping test (MTU check) (2108285)vSAN Health Service - Network health - Hosts with connectivity issues (2108317)vSAN Health Service - Network health – Multicast assessment based on other checks (2108318)vSAN Health Service - Data health – vSAN object health (2108319)vSAN Health Service - Limits health – Current cluster situation (2108740)vSAN Health Service - Limits health – After 1 additional host failure (2108743)vSAN Health Service - Physical disk health - Overall disk health (2108691)vSAN Health Service - Physical disk health - Metadata health (2108690)vSAN Health Service - Physical disk health - Disk capacity (2108907)vSAN Health Service - Physical disk health – Software state health (2108910)vSAN Health Service - Physical disk health – Congestion (2109255)vSAN Health Service - Physical disk health – Component metadata health (2108912)vSAN Health Service - Physical disk health – Memory pools (2109256)vSAN Health Service - Cluster health – CLOMD liveness check (2109873)vSAN Health Service - vSAN HCL health – vSAN HCL DB up-to-date (2109870)vSAN Health Service - vSAN HCL health – SCSI controller on vSAN HCL (2109871)vSAN Health Service - vSAN HCL health - Controller release support (2109262)vSAN Health Service - vSAN HCL health - Controller driver (2109263)vSAN Health Service - Cluster health - vSAN health service installation (2109874)vSAN Health Service - Network health - Active multicast connectivity check (2116296)vSAN Health Service - Virtual Machine creation test (2144275)vSAN Health Service - Multicast performance test (2144276)vSAN Health Service - Storage performance test (2144277) vSAN Storage performance test has been removed since 6.5 P02 release as it can generate disruptive IO that may impact performance of production VM vSAN Health Service - HCL Health - Host issues retrieving hardware info (2149290) “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 Health Service - Physical Disk Health - Physical disk health retrieval issue (2149291) “vsanmgmtd and vsandevicemonitord” service is running on all hosts in vSAN Cluster to query and display the h/w health of disks. Knowledge Base articles added for VMware vSAN online health checks: Using small magnetic disks for vSAN might result in VM failures (2080503) (Release date: 2017.9.26) small disks below 400 GB will not work properly in vSAN cluster ands may cause VM outage Required vSAN and ESXi configuration for controllers based on the LSI 3108 chipset (2144936) (Release date: 2017.9.26)Best practices when using vSAN and non-vSAN disks with the same storage controller (2129050) (Release date: 2017.9.26)vSAN Health Service - Online Health - Controller Utility Is Installed on Host (2148867) (Release date: 2017.9.26)Patch available for critical vSAN issue for all-flash clusters with deduplication enabled (2151847) (Release date: 2017.10.6)vSAN Health Service – Online Health – vCenter Server up to date check (52645) (Release date: 2018.2.8)Recommended settings for RAID0 logical volumes on certain LSI based RAID vSAN (2111266) (Release date: 2018.2.8)vSAN Health Service – Online Health – Physical network adapter link speed consistency check (50387) (Release date: 2018.7.4)Understanding vSAN Datastore Encryption vs. VMcrypt Encryption (2148947) (Release date: 2018.8.13)OVA deployment using Webclient creates always thick provisioned vmdk (2145798) (Release date: 2019.1.9)vSAN Health Service - Online Health - Customer advisory for HPE Smart Array (71030) (Release date: 2019.8.27)vSAN Health Service - Online Health – vSAN v1 disk in use (75045) (Release date: 2019.10.9)End of General Support for vSphere 6.0 (66977) (Release date: 2019.11.19)
For more information about collecting VMware vSAN logs, see Collecting vSAN support logs and uploading to VMware (2072796).For additional information about working with VMware vSAN, see: VMware vSAN Diagnostics and Troubleshooting Reference Manual