About this course

Course code TPNEP_SSR
Duration 3 Days

This is the first course focuses on recovery of offline systems, including hardware causes, extraordinary circumstances, and resolving data inconsistency issues

Prerequisites

  • Level 1 Partner Training
  • Familiarity with current NetApp hardware


Who should attend?

  • Partners in the hardware specialty who are ready to resolve catastrophic hardware and core cases.

Delegates will learn how to

  • Bring a hard-down system online, with data intact
  • Eliminate repeat panics and boot loops on problematic systems
  • Restore stability to unstable customer environments.

Outline

Day 1

Module 1: Head Problems
• Analyze a PCI-NMI message manually to develop a recovery plan
• Analyze a watchdog panic to determine a resolution plan

Module 2: Understanding Boot
• Identify options in the Special Boot Menu, and when the option may be needed
• Enter maintenance mode and use commands for troubleshooting without affecting the partner
• Understand the stages of a storage system boot, and the potential causes for failure at each stage

Day 2

Module 3: Storage Subsystem
• Trace the data path in a stack and in a loop to determine point of failure
• Understand the types and causes of read and write errors to identify cause of failure
• Interpret shelf logs and error messages to determine cause of issue
• Understand checksum errors, and the importance of addressing them

Module 4: RAID
• Create a plan to recover from a multi-disk panic with data intact
• Know the recovery methods for disk failures, including diskcopy

Day 3

Module 5: WAFL Recovery
• Explain the causes of inconsistency
• Determine which inconsistency recovery tool is best suited to a given scenario
• Correctly use recovery guidance tools and templates
• Explain, in customer-facing terms, the concept of REP

3 Days

Duration

This is a QA approved partner course

Delivery Method

Delivery method

Classroom

Face-to-face learning in the comfort of our quality nationwide centres, with free refreshments and Wi-Fi.

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