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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 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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show space flow_control

show space flow_control

Function

The show space flow_control command is used to query flow control statistics.

Format

show space flow_control controller=?

Parameters

Parameter

Description

Value

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".

Views

Developer view

Usage Guidelines

Before running this command, check whether the working controller ID of the file system is correct.

Example

Query resources detected by flow control.

developer:/>show space flow_control controller=0B 
Percent : 90 
Wait Count : 0 
Peak Wait : 0 
Pass Count : 0 
Min Data Per Time : 32768 
Min Meta Per Time : 0 
Min Bonus Per Time : 0 
Min Freep Per Time : 10240 
Min Block Per Time : 0 
Max Data Per Time : 65536 
Max Meta Per Time : 0 
Max Bonus Per Time : 0 
Max Free Per Time : 524288 
Max Block Per Time : 0 
Min Data Per Controller : 0 
Min Meta Per Controller : 0 
Min Bonus Per Controller : 0 
Min Free Per Controller : 32768 
Min Block Per Controller : 0 
Max Data Per Controller : 0 
Max Meta Per Controller : 0 
Max Bonus Per Controller : 0 
Max Free Per Controller : 102400 
Max Block Per Controller : 0 
Max Process Per Controller : 5 
KVDB Alloc Node Total : 500000 
KVDB Dirty Node Used : 0 
Grain Alloc Dirty Node Total : 256000 
Grain Alloc Dirty Node Used : 0 
Grain Alloc Total : 1179648 
Grain Alloc Used : 0 
Open Flag : open

System Response

The following table describes the parameter meanings.

Parameter

Meaning

Percent

Percentage of available Dnodes in phase I.

Open Flag

Overload enabling flag.

Wait Count

Number of file systems that are waiting for data flushing.

Peak Wait

Maximum number of file systems that are waiting for data flushing.

Pass Count

Number of file systems that allow data flushing at the same time.

Min Data Per Time

Minimum data amount at a time point.

Min Meta Per Time

Minimum metadata amount at a time point.

Min Bonus Per Time

Minimum bonus data amount at a time point.

Min Free Per Time

Minimum block data amount released at a time point.

Min Block Per Time

Minimum indirect block data amount at a time point.

Max Data Per Time

Maximum data amount at a time point.

Max Meta Per Time

Maximum metadata amount at a time point.

Max Bonus Per Time

Maximum bonus data amount at a time point.

Max Free Per Time

Maximum block data amount released at a time point.

Max Block Per Time

Maximum indirect block data amount at a time point.

Min Data Per Controller

Minimum data amount per controller.

Min Meta Per Controller

Minimum metadata amount per controller.

Min Bonus Per Controller

Minimum bonus data amount per controller.

Min Free Per Controller

Minimum data amount released per controller.

Min Block Per Controller

Minimum indirect block data amount per controller.

Max Data Per Controller

Maximum data amount per controller.

Max Meta Per Controller

Maximum metadata amount per controller.

Max Bonus Per Controller

Maximum bonus data amount per controller.

Max Free Per Controller

Maximum data amount released per controller.

Max Block Per Controller

Maximum indirect block data amount per controller.

Max Process Per Controller

Maximum data amount processed by a controller.

KVDB Alloc Node Total

Total number of KVDB nodes.

KVDB Dirty Node Used

Number of used KVDB nodes.

Grain Alloc Dirty Node Total

Total number of grain dirty nodes.

Grain Alloc Dirty Node Used

Number of used grain dirty nodes.

Grain Alloc Total

Total memory of the grain record space structure.

Grain Alloc Used

Used memory of the grain record space structure.

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Updated: 2019-07-11

Document ID: EDOC1000181602

Views: 658417

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