VNX: How to check RAID Group capacity (User Correctable)

Summary: This article describes a process for a user to find out the total and free capacity of a traditional RAID Group.

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Instructions

To check the total and free capacity of any traditional RAID Group:
Open Navicli, and use the following command:

The naviseccli getrg command returns information about the specified RAID group. If no RAID group is specified, the command returns information about all RAID groups.

Example: Retrieves information about RAID group X

naviseccli -h ss1_spa getrg X -all

The following is a sample output. The actual output varies depending on the switches you use with the getrg command.

RaidGroup ID:          X
RaidGroup Type:        r5
RaidGroup State:       Valid_luns
List of disks:         Bus X Enclosure X Disk X
Max Number of disks:                                  16
Max Number of luns:                             256
Raw Capacity (Blocks):                          2799769600
Logical Capacity (Blocks):                      2239815680
Free Capacity (Blocks,non-contiguous):          2223038464
Free contiguous group of unbound segments:      2223038464
Defrag/Expand priority:                         N/A
Percent defragmented:                             N/A
Percent expanded:                                      N/A
Disk expanding onto:                                N/A
Lun Expansion enabled:                          NO
Legal RAID types:                                      r5

You can use the option -tcap to returns the raw and logical capacity of the RAID group in blocks only.

Additional Information

Related Knowledge Base Articles:
KB/493653: Where can I download Navisphere CLI ?
KB/499726: VNX Unified: How to set path for running navicli commands in Control Station/Windows/Linux (User Correctable)

 

Affected Products

VNX/VNXe

Products

VNX1 Series, VNX2 Series, VNX/VNXe
Article Properties
Article Number: 000022557
Article Type: How To
Last Modified: 06 Feb 2025
Version:  5
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