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Lenovo/NetApp ONTAP Command Reference

Quick reference guide for maintenance mode commands on Lenovo ThinkSystem DM Series storage (NetApp ONTAP based), including disk management, ownership, and system configuration.


Overview

This document provides command reference for Lenovo ThinkSystem DM5100F and similar NetApp ONTAP-based storage systems. Commands are organized by function for quick reference during maintenance operations.

Maintenance Mode

Most commands in this reference are run from maintenance mode (*> prompt). Boot to maintenance mode using Option 5 from the boot menu.


Disk Ownership Commands

Remove Disk Ownership

Remove software ownership from specific disks:

*> disk remove_ownership 0a.29 0a.28 0a.27

Remove ownership from all disks:

*> disk remove_ownership all

Assign Disk Ownership

Assign all unowned disks to current controller:

*> disk assign all -f

Force Flag

The -f flag forces assignment. Use with caution as it overrides existing ownership.


Disk Display Commands

Show All Disks

Display all disks visible to the system:

*> disk show

Show Disks by Owner

Display disks owned by a specific system ID:

*> disk show -s 0537414346

Show Disks with Details

Display detailed disk information including checksums:

*> disk show -v

Show Disk Ownership Across Cluster

Display which controller owns each disk:

*> disk show -w

Example output:

Local System ID: 538000591

DISK       OWNER                    POOL   SERIAL NUMBER
--------   -------------            -----  -------------
0b.00.3    RisingCloud-02(538001143)    Pool0  S3SENE0K502000
0b.00.7    RisingCloud-01(538000591)    Pool0  S3SENE0K502020


System Configuration

View System Configuration

Display complete system configuration:

*> sysconfig

Example output includes:

Lenovo Release 9.10.1P1
System ID: 0537414354
System Serial Number: 792121000400
Model Name: DM5100F
Processors: 12
Processor type: Intel(R) Xeon(R) D-2164IT CPU @ 2.10GHz
Memory Size: 65408 MB

Show System Configuration (Alternative)

*> show system configuration

Storage Shelf Commands

Show Shelf Information

Display storage shelf details:

*> storage show shelf

Boot Menu Options

Advanced Drive Partitioning Menu

Access from boot menu by selecting Option 9.

Option Description
9a Unpartition all disks and remove ownership
9b Clean config and initialize with partitioned disks
9c Clean config and initialize with whole disks
9d Reboot the node
9e Return to main boot menu

Option 9a Warning

Option 9a destroys all aggregates and removes disk ownership. All data will be lost.

Main Boot Menu Options

Option Description
1 Normal boot
2 Boot without /etc/rc
3 Change password
4 Clean config and initialize all disks
5 Maintenance mode boot
6 Update flash from backup config
7 Install new software first
8 Reboot node
9 Configure Advanced Drive Partitioning

Disk Sanitization Commands

Start Disk Sanitization

Sanitize specific disks:

*> disk sanitize start 0n.0 0n.1 0n.2 0n.3

Check Sanitization Status

*> disk sanitize status

Example output:

Sanitization for 0n.0 is 5% complete.
Sanitization for 0n.1 is 5% complete.


Controller Commands

Halt Controller

Return to Loader prompt:

*> halt

Exit Maintenance Mode

From Loader prompt, boot normally:

Loader> autoboot

Network Commands

Show Network Interfaces

*> ifconfig -a

Show Management Interface

*> ifconfig e0M

Common Disk Naming Conventions

Format Description
0n.XX NVMe disks on node
0a.XX SAS/SATA disks on adapter A
0b.XX SAS/SATA disks on adapter B
XXP1, XXP2, XXP3 Partitions on disk XX

System ID Reference

The System ID is a unique identifier for each controller node.

Find System ID

In maintenance mode:

*> sysconfig

Look for: System ID: XXXXXXXXX

Use System ID in Commands

Filter disks by owner:

*> disk show -s 0537414346


Troubleshooting Commands

Check Disk Health

*> disk show -v

Look for: - Pool status (Pool0, FAILED, etc.) - Checksum type (Block, etc.)

Check for Unowned Disks

*> disk show -n

Displays disks with "Not Owned" status.

Force Disk Assignment

If disks won't assign normally:

*> disk assign all -f


Quick Reference Card

Task Command
Show all disks disk show
Show unowned disks disk show -n
Show disk details disk show -v
Show disks by owner disk show -s <system_id>
Show disk ownership disk show -w
Remove ownership (all) disk remove_ownership all
Assign all disks disk assign all -f
System config sysconfig
Sanitize disks disk sanitize start <disk_list>
Sanitize status disk sanitize status
Halt to Loader halt
Boot from Loader autoboot

Firmware Version Notes

Firmware Differences

Lenovo Release 9.10.1P1 and later may reconfigure disk layout differently (3x disk per controller vs 6x disk per controller). Verify firmware version before operations.

Check firmware version:

*> sysconfig

Look for: Lenovo Release X.XX.XPX


References