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Advanced O&M Command Reference

OceanStor 18000 and 18000F V5 Series V500R007

This document is applicable to OceanStor 18500 V5, 18800 V5, 18500F V5, and 18800F V5. 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.

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ld show var

ld show var


The ld show var command is used to view the critical data of the BDM module.


ld show var




Diagnostic view

Usage Guidelines



View the critical data of the BDM module.

admin:/diagnose>ld show var
Disk Over Nid : 15
Sd Disk Over : 1
Db Disk Number : 8
Ld Action Step : 4
No Processed Events : 0
No Processed Tmp Disk : 0
Switching Master : 0
Allocated Disk Num : 31
Allocated Lun Num : 0
Online Node Bitmap : 15
Service Node Bitmap : 15
Fault Node Bitmap : 0
Alive Node Bitmap : 15
Local Node Power Lost : 0
master Nid : 0
Send Msg : 3313
Ack Msg : 3313
Fail Msg : 0
Back Msg : 3313
Recv Msg : 37
Rsp Msg : 37 

System Response

The following table describes the parameter meanings.



Disk Over Nid

ID of a node where disk connection is complete.

Sd Disk Over

Identifier of the completion of SD disk connection.

Db Disk Number

Number of DB disks.

Ld Action Step

LD startup phase.

No Processed Events

Number of unprocessed events.

No Processed Tmp Disk

Number of unprocessed disk connection events.

Switching Master

Whether active/standby switchover is in progress.

Allocated Disk Num

Number of allocated disks.

Allocated Lun Num

Number of allocated LUNs.

Online Node Bitmap

Number of online node bitmaps.

Service Node Bitmap

Number of serviceable node bitmaps.

Fault Node Bitmap

Number of faulty node bitmaps.

Alive Node Bitmap

Number of active node bitmaps.

Local Node Power Lost

Whether the local node is powered off.

master Nid

ID of the active node in a cluster.

Send Msg

Number of messages sent to the peer end.

Ack Msg

Number of received response messages.

Fail Msg

Number of messages that fail to be sent.

Back Msg

Number of returned messages.

Recv Msg

Number of received messages.

Rsp Msg

Number of responded messages.

Updated: 2020-01-17

Document ID: EDOC1000181602

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