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What Support Data does NetApp need for E-Series performance troubleshooting?

Last Updated:

Applies to

  • NetApp E-Series and EF-Series
  • NetApp SANtricity OS


This assumes the troubleshooting steps in Knowledge Base Article(KB) NetApp E-Series poor performance are already performed. If this has not been completed, refer to this KB first before opening a technical support case.

In order to troubleshoot E-Series and EF-Series performance related issues, please provide as much detail as possible (when applicable) to benefit the troubleshooting process. Upload any attachments or logs to the case from below list:

  1. Gather and upload the following files:
  2. Answer the following questions regarding the performance issue:
    • What is the expected performance in terms of read and write performance?
    • Is the performance issue related to throughput, IOPs and/or latency?
    • When did the performance issue start? Provide date and/or timestamp.
    • List any changes made to the system when the performance issue started. For example: Firmware upgrades or new hosts added to the Array
    • Where the performance issue is being seen? For example: SANtricity, Host or application
    • If the performance issue is constant or intermittent
    • If the performance issue is during certain times or the day or during certain I/O loads
    • Any other details that are worth sharing about the performance issue
  3. Answer the following questions regarding the system and setup:
    • What is the system being used for? For example: Databases, Applications, VMware, Hyper-V, Backups (like Commvault or Spectrum Protect)
    • Which RAID setup is used and why was this chosen?
    • Which volumes are impacted ?
    • Which Disk pools or Volume groups are impacted ?
    • Is the system using random or sequential writes?
    • If a Switch is used, provide the following detail:
      • Switch manufacturer
      • Switch model
      • Switch firmware
    • If any hardware replacement were performed that may have caused this
    • Any other details that are worth sharing about the system and setup

Additional Information



NetApp provides no representations or warranties regarding the accuracy or reliability or serviceability of any information or recommendations provided in this publication or with respect to any results that may be obtained by the use of the information or observance of any recommendations provided herein. The information in this document is distributed AS IS and the use of this information or the implementation of any recommendations or techniques herein is a customer's responsibility and depends on the customer's ability to evaluate and integrate them into the customer's operational environment. This document and the information contained herein may be used solely in connection with the NetApp products discussed in this document.