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Advanced O&M Command Reference

OceanStor 18000 V3 Series V300R006

This document is applicable to OceanStor 18500 V3 and 18800 V3. Based on the CLI, this document describes how to use various commands classified by functionsand how to set the CLI and manage the storage system through these commands. The document that you browse online matches the latest C version of the product. Click Download to download documents of other C versions.
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spa exportimportnode

spa exportimportnode

Function

The spa exportimportnode command is used to export or import information about the metadata on a certain node.

Format

spa exportimportnode -x operation type -o object id -p pool id -v volume id -n node id -f file saved address [ -i operation object ] [ -a app type ] [ -t tier type ] [ -d disk logic id ]

Parameters

Parameter

Description

Value

operation type

Operation type.

The value can be "1" or "2", where:

  • "1": Export.
  • "2": Import.

object id

Object ID of the metadata.

The value is an integer ranging from "0" to "21".

pool id

Disk domain ID.

To obtain the value, run the "show disk_domain general" command.

volume id

Volume ID.

To obtain the value, run the "spa queryvolcap" command.

node id

Node ID.

To obtain the value, run the "spa dumpobjinfo" command.

file saved address

File saved address.

-

operation object

-

The value can be "0", "1", "2", "3", or "4", where:

  • "0": Metadata information is exported from the metadata member disk object whose number is "0".
  • "1": Metadata information is exported from metadata member disk object whose number is "1".
  • "2": Metadata information is exported from metadata member disk object whose number is "2".
  • "3": Metadata information is exported from metadata member disk object whose number is "3".
  • "4": Metadata information is imported to all four metadata member disk objects.
NOTE:

The information is exported from or imported to the cache object by default when the value is not input.

app type

Data type.

The value can be "0" or "1", where:

  • "0": Metadata.
  • "1": Data.

tier type

Disk tier type.

The value can be "0", "1", or "2", where:

  • "0": SSD.
  • "1": SAS.
  • "2": NL-SAS.

disk logic id

Disk logical ID.

To obtain the value, run the "show disk general" command.

Views

Diagnostic view

Usage Guidelines

None

Example

Export information about the metadata on a certain node.

admin:/diagnose>spa exportimportnode -x 1 -o 12 -p 0 -n 0x40000015001b -i 0 -t 1 -a 0 -f /home/permitdir/node.dat 
  Export node data success. Please refer to file (/home/permitdir/node.dat)

System Response

None

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Updated: 2019-07-12

Document ID: EDOC1000138389

Views: 488176

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