To view previous Objective click, HERE.
Objective Topics:
- Monitor status of the vCenter Server service
 - Perform basic maintenance of a vCenter Server database
 - Monitor status of ESXi management agents
 - Determine ESXi Host stability issues and gather diagnostics information
 - Monitor ESXi system health
 - Locate and analyze vCenter Server and ESXi logs
 - Determine the appropriate Command Line Interface (CLI) command for a given troubleshooting task
 - Troubleshoot common issues, including:
- vCenter Server service
 - SSO
 - vCenter Server connectivity
 - Virtual machine resource contention, configuration and operation
 - Platform Services Controller (PSC)
 - Problems with installation
 - VMware Tools installation
 - Fault Tolerant network latency
 
 
Monitor status of the vCenter Server Service
Administration > System Configuration > Nodes (vCenter) > Related Objects tab
Perform basic maintenance of a vCenter Server Database
Helpful Database Maintenance Tips
Monitor scheduled database jobs to ensure they’re running correctly.
- Collect statistics
 - Rebuild indexes
 - Delete old data
 - Monitor Database growth
 
Source: VMware Tips
Monitor status of ESXi Management Agents
Restart Management Agents using (DCUI)
- Connect to console of ESXi Host
 - Press F2
 - Login as root
 - Navigate to Troubleshooting Options ? Restart Management Agents
 - Press Enter
 - Press F11 to restart the services
 - When service restarts, press Enter
 - Press Esc to logout.
 
Restart Management Agent using shell/ssh
- Login to ESXi Shell or SSH as root.
 - Restart ESXi host daemon and vCenter Agent services
- /etc/init.d/hostd restart
 - /etc/init.d/vpxa restart
 
 
Monitor ESXi System Health
Local and Analyze vCenter Server and ESXi Logs
- vCenter running on windows the log files will be located in C:\ProgramData\VMware\VMware VirtualCenter\Logs
 
- vCenter running on virtual appliance the log files will be located in /var/log/vmware/vpx
 
vpxd.log 
The main vCenter Server log, consisting of all vSphere Client and WebServices connections, internal tasks and events, and communication with the vCenter Server Agent (vpxa) on managed ESXi/ESX hosts.
vpxd-profiler.log 
Profiled metrics for operations performed in vCenter Server. Used by the VPX Operational Dashboard (VOD) accessible at https://VCHostnameOrIPAddress/vod/index.html. 
vpxd-alert.log 
Non-fatal information logged about the vpxd process. 
cim-diag.log and vws.log 
Common Information Model monitoring information, including communication between vCenter Server and managed hosts’ CIM interface. 
drmdump 
Actions proposed and taken by VMware Distributed Resource Scheduler (DRS), grouped by the DRS-enabled cluster managed by vCenter Server. These logs are compressed. 
ls.log 
Health reports for the Licensing Services extension, connectivity logs to vCenter Server. 
vimtool.log 
Dump of string used during the installation of vCenter Server with hashed information for DNS, username and output for JDBC creation. 
stats.log 
Provides information about the historical performance data collection from the ESXi/ESX hosts 
sms.log 
Health reports for the Storage Monitoring Service extension, connectivity logs to vCenter Server, the vCenter Server database and the xDB for vCenter Inventory Service 
eam.log 
Health reports for the ESX Agent Monitor extension, connectivity logs to vCenter Server
catalina.date.log 
Connectivity information and status of the VMware Webmanagement Services. 
jointool.log 
Health status of the VMwareVCMSDS service and individual ADAM database objects, internal tasks and events, and replication logs between linked-mode vCenter Servers
To view the logs in the Web Client.
You may need to refresh or retrieve the logs. See below.
Troubleshoot Common Issues:
From Blueprint:
- vCenter Server service – KB Article
 - SSO – KB Article
 - vCenter Server connectivity – KB Article
 - Virtual machine resource contention, configuration and operation – KB Article
 - Platform Services Controller (PSC) – KB Article
 - VMware Tools installation – KB Article
 - Fault Tolerant network latency – KB Article
 





