Advanced O&M Command Reference

Function

The spa crccheck command is used to perform the CRC verification on the metadata.

Format

spa crccheck -o object type -p pool id -a app type { -v volume id | -t tier type | -d disk logic id }

spa crccheck -q query running result { -o object type | -p pool id | -a app type | -v volume id | -t tier type | -d disk logic id }

Parameters

Views

Diagnostic view

Usage Guidelines

You can run the "spa crccheck -o object type -p pool id -a app type { -v volume id | -t tier type | -d disk logic id }" command to perform the CRC verification on the metadata object. Then, the system automatically starts the CRC verification. You can run the "spa crccheck -q query running result { -o object type | -p pool id | -a app type | -v volume id | -t tier type | -d disk logic id }" command to query the CRC verification progress and result.

Example

• Perform the CRC verification on the metadata object whose type is "11".

  admin:/diagnose>spa crccheck -o 11 -p 0 -t 1 -a 0 
    Begin checking. Please input -q to query result!

• Query the CRC verification result of the metadata object.

  admin:/diagnose>spa crccheck -q 
  Status: Success. 
   ------------------------------------------ 
        Object Type: 11 
            Pool ID: 0 
           App Type: 0 
          Tier Type: 1

System Response

The following table describes the parameter meanings.