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Advanced O&M Command Reference

OceanStor 2800 V5 V500R007

This document is applicable to OceanStor 2800 V5. Based on the CLI, this document describes how to use various commands classified by functions and how to set the CLI and manage the storage system through these commands. The document that you browse online matches the latest C version of the product. Click Download to download documents of other C versions.

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fmt io

fmt io


The fmt io command is used to view I/O formatting statistics.


fmt io




Diagnostic view

Usage Guidelines



View I/O formatting statistics.

admin:/diagnose>fmt io
FMT STEP                 Start            Back Good        Back Bad         Not Back         
------------------------ ----------       ----------       ----------       ----------       
POOL START               1                0                0                1                
POOL SEND DISK REQ       6393             6392             0                1                
DISK REQ START           6393             6392             0                1                
DISK GET LOG             6393             6393             0                0                
DISK SEND EXEUNIT        418582           418581           0                1                
EXEUNIT GET LOCK         418585           418585           0                0                
EXEUNIT GET LOG          418586           418586           0                0                
EXEUNIT SEND BDM ALL     418582           418581           0                1                
EXEUNIT SEND BDM WRITE   244777           244776           0                1                
EXEUNIT SEND BDM TRIM    173808           173808           0                0                
EXEUNIT DEL LOG          418590           418590           0                0                
HOST READ GETLOG         0                0                0                0                
HOST READ SEND BDM       0                0                0                0                
HOST READ FILL ZERO      0                0                0                0                
HOST READ DIVIDE         0                0                0                0                
HOST WRITE GET LOG       0                0                0                0                
HOST WRITE GET LCOK      0                0                0                0                
HOST WRITE SEND BDM      0                0                0                0                
HOST WRITE DEL LOG       0                0                0                0 

System Response

The following table describes the parameter meanings.




Task step name.


Task start count.

Back Good

Count of tasks that are successfully returned.

Back Bad

Count of tasks that fail to be returned.

Not Back

Count of tasks that are not returned.

Updated: 2020-01-17

Document ID: EDOC1000181575

Views: 728440

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