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Advanced O&M Command Reference

OceanStor 5000, 5000F, 6000, and 6000F V5 Series V500R007

This document is applicable to OceanStor 5110 V5, 5110F V5, 5300 V5, 5500 V5, 5600 V5, 5800 V5, 6800 V5, 5300F V5, 5500F V5, 5600F V5, 5800F V5, and 6800F 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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show pair log_ctrl

show pair log_ctrl


The show pair log_ctrl command is used to query the number of concurrent dual-write I/Os and waiting I/Os of a pair module.


show pair log_ctrl [ controller=? ]






Controller ID.

The value is in the format of "XA" or "XB" or "XC" or "XD", where the "X" is an integer ranging from 0 to 3, for example: "0A", "1C".


Developer view

Usage Guidelines

The command is executed on the local controller by default.


Querying the number of concurrent dual-write I/Os and waiting I/Os of the current pair module.

developer:/>show pair log_ctrl 
Total Count  Current Count  Object ID  Logic Address  Length  Operate Code  Flying Count  Code Flag        
  -----------  -------------  ---------  -------------  ------  ------------  ------------  -------------- 
  85           0              14         497568         1       320962560     1             PAIR_TYPE_NONE 
  85           0              12         497957         1       320962560     1             PAIR_TYPE_NONE 
  85           0              13         497945         1       320962560     1             PAIR_TYPE_CLN 
  85           0              13         497948         1       320962560     1             PAIR_TYPE_CLN 
  85           0              13         497952      1       320962560     1             PAIR_TYPE_CLN 
  85           0              13         497947         1       320962560     1             PAIR_TYPE_CLN 
  85           0              15         497560         1       320962560     1             PAIR_TYPE_CLN 
  85           0              15         497565         1       320962560     1             PAIR_TYPE_CLN

System Response

The following table describes the parameter meanings.



Total Count

Maximum number of dual-write I/Os supported by the system.

Current Count

Number of available concurrent dual-write I/Os.

Object ID

ID of the accessed object.

Logic Address

Accessed start sector.


Start sector of access.

Operate Code

Operation code of an I/O.

Flying Count

Count of references.

Code Flag

Operation type of an I/O.

Updated: 2019-07-11

Document ID: EDOC1000181619

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