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ES3000 V3 NVMe PCIe SSD User Guide 20

This document provides the product information about the Huawei ES3000 V3 PCIe SSD (ES3000 V3 for short) and describes how to install, configure, operate, and maintain the ES3000 V3.
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Recovering Data for an SSD

Recovering Data for an SSD

Function

This command is used to recover data for an SSD.

Format

hioadm recovery -d devicename [-t type]

Parameters

Parameter Description Value
devicename Name of a device. Example: nvme0
type

Data recovery mode.

  • 0: common recovery
  • 1: forcible recovery
NOTE:
If this parameter is not set, the common recovery mode is used by default.

Usage Guidelines

  • This command may take up to 20 minutes.
  • Before recovering data, run the hioadm info -d devicename -s command. Recover data only when data status in the command output is need recovery.
    NOTE:
    The status indicates that the device has critical non-hardware issues. Data recovery may not be able to recover all data.

    Common recovery will recover original user data as much as possible. To ensure data reliability, SSD disks or cards will work in read-only mode after common recovery. Forcible recovery will erase all user data. If forcible recovery is successful, SSD disks will enter the healthy state.

Example

# Recover data for the nvme0 SSD.

[root@localhost host]# hioadm recovery -d nvme0
you have selected normal recovery.

WARNING! The recovery operation will take tens of minutes.Please wait. 
WARNING! You have selected the recovery operation.  
Proceed with the recovery? (Y|N): y 
Recovering successed. 
Please remove and then install the NVMe driver or reboot the OS.
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Updated: 2019-03-12

Document ID: EDOC1000101091

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