Module 1: Troubleshooting the Management Component
- Management component
- RDB Concepts: Units, Quorum, Master, Epoch and Epsilon
- Configuration and replication databases
- Job manager
- RDB backup and recovery
- Non-RDB user-space applications
- Event management system, logs, traces and user-space core files
Exercises
• Back up and recover an RDB configuration
• Create a cluster configuration backup
• Resolve an unhealthy node
• Resolve issues with /mroot
• Perform root volume recovery
Module 2: Troubleshooting Scale-out Networking
- NetApp ONTAP networking overview
- Networking-related management component application and databases
- Networking evolution
- Cluster Session Manager (CSM)
- Tools to triage networking issues
Exercises
• Identify logical interfaces (LIFs)
• Identify vifmgr out-of-quorum failure
• Associate SK ports and ports defined in replicated database (RDB)
• Identify and resolve failures that occur during LIF creation
Module 3: Troubleshooting Network Component and Security Services
- Network component
- SecD
- Troubleshooting with vserver services
- Network component troubleshooting
Exercises
• Identify and document network component and data component interactions
• Analyze active connections
Module 4: Troubleshooting NFS
- How NFS works in NetApp ONTAP software
- NetApp ONTAP NFS authorization using export policies and UNIX permissions
- Export-related caches
- NFS troubleshooting
Exercises
• Resolve typical mount issues
• Resolve mount and access issues
Module 5: Troubleshooting scalable SAN
- SAN architecture • Scalable SAN configuration
- Scalable SAN functional components (SCSI)
- Cluster Liveliness Activity Monitor (CLAM) quorum
- LUN space accounting
- Scalable SAN functional components (NVMe)
- Scalable SAN troubleshooting
Exercises
• Evaluate a Linux host in a SAN environment
• Resolve an issue on a Linux host
• Identify incorrect port group usage
• Troubleshoot port set misconfiguration
• Examine iSCSI access lists
• Analyze automatic port placement issues
• Resolve missing LUNs on a Windows host
• Analyze LUNs not visible through all LIFs
