🔧 **vCenter Server、ESXi主机与虚拟机故障排除**：掌握对vCenter Server服务、ESXi管理代理的监控，以及ESXi系统健康度的检查。能够诊断ESXi主机稳定性问题，收集诊断信息，并分析vCenter Server与ESXi的日志。同时，需要熟悉虚拟机资源争用、配置和运行问题，以及vCenter Server、PSC（平台服务控制器）和VMware Tools安装相关的常见故障排除方法。

🌐 **vSphere存储与网络问题排查**：重点在于识别和隔离存储及网络资源争用和延迟问题。通过vROps（vRealize Operations）警报和仪表盘监控网络和存储资源，并验证其配置。能够确定虚拟机是否配置了正确的网络资源，并能排查虚拟交换机、端口组、物理网卡配置问题，以及VMFS元数据一致性故障。理解VLAN/PVLAN引起的连接问题，以及存储分布式资源调度器（SDRS）的监控和故障排除。

🚀 **vSphere升级故障排除**：关注升级过程中的诊断信息收集，识别vCenter Server及vCenter Server Appliance的常见升级问题。能够创建、定位和分析VMware日志束，并确定在升级失败时升级ESXi主机的替代方法。此外，还需掌握配置vCenter Server日志选项。

📈 **vSphere性能监控与故障排除**：包括CPU和内存使用率的监控，识别和隔离CPU及内存争用问题。理解CPU/内存限制、预留和共享设置的影响。能够描述和区分关键性能指标，如内存、CPU、网络和存储。熟悉通过esxtop工具进行性能监控，并能排查增强型vMotion兼容性（EVC）问题以及使用vRealize Operations对虚拟机性能进行故障排除。

🛡️ **HA与DRS配置及容错故障排除**：掌握对DRS工作负载均衡、HA故障切换/冗余、容量和网络配置的故障排除。能够解决HA/DRS集群配置问题，以及vMotion/Storage vMotion配置和迁移问题。此外，还需要理解DRS资源分配图和容错（FT）配置及故障切换问题的排查。

Section 7 of the VCP6-DCV blueprint

Objective 7.1: Troubleshoot vCenter Server, ESXi Hosts, and Virtual Machines

Monitor status of the vCenter Server servicePerform basic maintenance of a vCenter Server databaseMonitor status of ESXi management agentsDetermine ESXi Host stability issues and gather diagnostics informationMonitor ESXi system healthLocate and analyze vCenter Server and ESXi logsDetermine the appropriate Command Line Interface (CLI) command for a given troubleshooting taskTroubleshoot common issues, including:
vCenter Server serviceSSOvCenter Server connectivityVirtual machine resource contention, configuration and operationPlatform Services Controller (PSC)Problems with installationVMware Tools installationFault Tolerant network latency

Objective 7.2: Troubleshoot vSphere Storage and Network Issues

Identify and isolate network and storage resource contention and latency issuesMonitor networking and storage resources using vROps alerts and all badgesVerify network and storage configurationVerify a given virtual machine is configured with the correct network resourcesMonitor/Troubleshoot Storage Distributed Resource Scheduler (SDRS) issuesRecognize the impact of network and storage I/O control configurationsRecognize a connectivity issue caused by a VLAN/PVLANTroubleshoot common issues with:
Storage and networkVirtual switch and port group configurationPhysical network adapter configurationVMFS metadata consistency

Objective 7.3: Troubleshoot vSphere Upgrades

Collect upgrade diagnostic informationRecognize common upgrade issues with vCenter Server and vCenter Server ApplianceCreate/Locate/Analyze VMware log bundlesDetermine alternative methods to upgrade ESXi Hosts in event of failureConfigure vCenter Server logging options

Objective 7.4: Troubleshoot and Monitor vSphere Performance

Monitor CPU and memory usage (including vRealize OM badges and alerts)Identify and isolate CPU and memory contention issuesRecognize impact of using CPU/memory limits, reservations and sharesDescribe and differentiate critical performance metricsDescribe and differentiate common metrics, including:
MemoryCPUNetworkStorage
Monitor performance through esxtopTroubleshoot Enhanced vMotion Compatibility (EVC) issuesTroubleshoot virtual machine performance with vRealize OperationsCompare and contrast Overview and Advanced Charts

Objective 7.5: Troubleshoot HA and DRS Configurations and Fault Tolerance

Troubleshoot issues with:
DRS workload balancingHA failover/redundancy, capacity and network configurationHA/DRS cluster configurationvMotion/Storage vMotion configuration and/or migrationFault Tolerance configuration and failover issues
Explain the DRS Resource Distribution Graph and Target/Current Host Load DeviationExplain vMotion Resource Maps

Check out another blueprint section

Section 1: Configure and Administer vSphere 6.x SecuritySection 2: Configure and Administer Advanced vSphere 6.x NetworkingSection 3: Configure and Administer Advanced vSphere 6.x StorageSection 4: Upgrade a vSphere Deployment to 6.xSection 5: Administer and Manage vSphere 6.x ResourcesSection 6: Backup and Recover a vSphere DeploymentSection 7: Troubleshoot a vSphere DeploymentSection 8: Deploy and Consolidate vSphere Data CenterSection 9: Configure and Administer vSphere Availability SolutionsSection 10: Administer and Manage vSphere Virtual Machines