Symptoms:
YYYY-MM-DDTHH:MM:SS info hostd[122C6B70] [Originator@6876 sub=VsanSimsStubImpl opID=65df636b] Calling vim.host.VsanSystemEx.GetVsanNics
YYYY-MM-DDTHH:MM:SS info hostd[122C6B70] [Originator@6876 sub=VsanSimsStubImpl opID=65df636b] Calling vim.host.VsanSystemEx.GetVsanNics
YYYY-MM-DDTHH:MM:SS info hostd[122C6B70] [Originator@6876 sub=VsanSimsStubImpl opID=65df636b] Calling vim.host.VsanSystemEx.GetVsanNics
YYYY-MM-DDTHH:MM:SS info hostd[122C6B70] [Originator@6876 sub=VsanSimsStubImpl opID=65df636b] Calling vim.host.VsanSystemEx.GetVsanNics
YYYY-MM-DDTHH:MM:SS info hostd[122C6B70] [Originator@6876 sub=VsanSimsStubImpl opID=65df636b] Calling vim.host.VsanSystem.GetConfig
YYYY-MM-DDTHH:MM:SS info hostd[122C6B70] [Originator@6876 sub=Libs opID=65df636b] IOFilterInfoImpl: Inbox-IOFilter Id: VMW_spm_1.0.0, localId: spm
YYYY-MM-DDTHH:MM:SS info hostd[122C6B70] [Originator@6876 sub=Libs opID=65df636b] IOFilterInfoImpl: Inbox-IOFilter Id: VMW_vmwarevmcrypt_1.0.0, localId: vmwarevmcrypt
YYYY-MM-DDTHH:MM:SS info hostd[122C6B70] [Originator@6876 sub=Libs opID=65df636b] PluginLdr_Load: Loaded plugin 'libvmiof-disk-spm.so' from '/usr/lib/vmware/plugin/libvmiof-disk-spm.so'
YYYY-MM-DDTHH:MM:SS info hostd[122C6B70] [Originator@6876 sub=Libs opID=65df636b] PluginLdr_Load: Loaded plugin 'libvmiof-disk-vmwarevmcrypt.so' from '/usr/lib/vmware/plugin/libvmiof-disk-vmwarevmcrypt.so'
YYYY-MM-DDTHH:MM:SS warning hostd[122C6B70] [Originator@6876 sub=PropertyProvider opID=65df636b] It took 30095502 microseconds to get property config for vim.HostSystem:ha-host
YYYY-MM-DDTHH:MM:SS warning hostd[122C6B70] [Originator@6876 sub=PropertyCollector opID=65df636b]
Note: The preceding log excerpts are only examples. Date, time, and environmental variables may vary depending on your environment.
This issue occurs due to VsanSimsStubImpl taking more time to complete during host sync and causing vCenter Service to timeout.
This issue is resolved in ESXi 6.5 Patch Release ESXi650-201811002, available at Broadcom Downloads
Workaround:
1. On the Manage tab of a vCenter Server instance, click Settings.
2. Select Advanced Settings and click Edit.
3. If the property is not present, add the config.vpxd.network.rollbackTimeout parameter to the settings.
4. Type a new value, start with 90 seconds, for the config.vpxd.network.rollbackTimeout parameter
5. Click OK.