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Huawei V2 and V3 Server RAID Controller Card User Guide 36

This document describes the appearances and features of the redundant array of independent disks (RAID) controller cards, how to configure properties for the RAID controller cards, and how to install drivers. The RAID controller cards include the LSI SAS2208, LSI SAS2308, LSI SAS3008, LSI SAS3108, LSI SoftRAID, PM8060, and PM8068.
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Supercapacitor Fault

Supercapacitor Fault

Symptom

When a supercapacitor fault occurs, the server read/write speed greatly decreases.

Solution

  1. Restart the server and check the supercapacitor status displayed during the server restart.

    Figure 10-148 shows the supercapacitor status. Perform operations based on supercapacitor states:

    • Ready: The supercapacitor is operating properly.
    • Not Ready: The supercapacitor is not installed. Install a supercapacitor.
    • Preparing: The supercapacitor is being charged. Wait for 15 minutes and then perform operations on the controller card.
    Figure 10-148 Supercapacitor status

  2. If the fault persists, contact Huawei technical support.
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Updated: 2019-11-01

Document ID: EDOC1000004186

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