st_volume_decrease_redundancy

This job will decrease the redundancy of a given volume by a given level
by deleting existing redundancy segments. The action may be denied if
some of the redundancy segments are used for recovering another segment
and no other suitable sources exist.

Mandatory Parameters

Parameter Name Data Type Description
vid integer ID of an existing volume
delta integer Level of redundancy by which the current redundancy should be decreased.

Optional Parameters

Parameter Name Data Type Description
vname string Name of an existing volume

Substitute Parameters

The below table describes what parameters can be substituted for another parameter.

Parameter Name Substitute Parameter
vid vname
vname vid

Allowed Users

The following users are allowed to run this job:

  • root

Allowed Groups

The following groups are allowed to run this job:

  • root
  • exastoradm
  • exaadm

Examples

The following code snippets show how to use this job using both Python (via XML-RPC) and on the command-line using confd_client.