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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 space grain_alloc

show space grain_alloc

Function

The show space grain_alloc command is used to query information about distributive tree.

Format

show space grain_alloc file_system_id=? controller=?

Parameters

Parameter

Description

Value

file_system_id=?

File system ID.

To obtain the value, run the "show file_system general" command.

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 information about distributive tree.

developer:/>show space grain_alloc file_system_id=1 controller=0B 
Data Offset Tree Node Number : 0 
Data Size Tree Node Number : 0 
Data B Tree Node Number : 0 
Data Buffer Tree Node Number : 0 
Data Min Out Block ID : 18446744073709551615 
Data Max Out Block ID : 18446744073709551615 
Data Out Memory Times : 0 
Data In Memory Times : 0 
Data Dirty Tree Node Number : 0 
Data Block Size : 4194304 
Data Total Size : 0 
Meta Offset Tree Node Number : 0 
Meta Size Tree Node Number : 0 
Meta B Tree Node Number : 4 
Meta Buffer Tree Node Number : 0 
Meta Min Out Block ID : 70369818054656 
Meta Max Out Block ID : 70369818054661 
Meta Out Memory Times : 0 
Meta In Memory Times : 0 
Meta Dirty Tree Node Number : 0 
Meta Block Size : 2097152 
Meta Total Size : 0 
Grain Struct Tatal Number : 1179648 
Grain Struct Used Number : 0 
Dirty Struct Tatal Number : 256000 
Dirty Struct Used Number : 0

System Response

The following table describes the parameter meanings.

Parameter

Meaning

Data Offset Tree Node Number

Data : Number of grain offset tree nodes.

Data Size Tree Node Number

Data : Number of grain size tree nodes.

Data B Tree Node Number

Data : Number of persistent nodes in grain KVDB.

Data Buffer Tree Node Number

Data : Number of buffer tree nodes.

Data Min Out Block ID

Data : Minimum out extent ID.

Data Max Out Block ID

Data : Maximum out extent ID.

Data Out Memory Times

Data : Times of memory out.

Data In Memory Times

Data : Times of memory in.

Data Dirty Tree Node Number

Data : Number of dirty tree nodes of grain.

Data Block Size

Data : Block size of grain (extent size).

Data Total Size

Data : Total space size recorded in grain allocation tree memory.

Meta Offset Tree Node Number

Meta : Number of grain offset tree nodes.

Meta Size Tree Node Number

Meta : Number of grain size tree nodes.

Meta B Tree Node Number

Meta : Number of persistent nodes in grain KVDB.

Meta Buffer Tree Node Number

Meta : Number of buffer tree nodes.

Meta Min Out Block ID

Meta : Minimum out extent ID.

Meta Max Out Block ID

Meta : Maximum out extent ID.

Meta Out Memory Times

Meta : Times of memory out.

Meta In Memory Times

Meta : Times of memory in.

Meta Dirty Tree Node Number

Meta : Number of dirty tree nodes of grain.

Meta Block Size

Meta : Block size of grain (extent size).

Meta Total Size

Meta : Total space size recorded in grain allocation tree memory.

Grain Struct Total Number

Total memory reserved by grain nodes.

Grain Struct Used Number

Used memory reserved by grain nodes.

Dirty Struct Total Number

Total memory reserved by dirty grain nodes.

Dirty Struct Used Number

Used memory reserved by dirty grain nodes.

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Updated: 2019-07-11

Document ID: EDOC1000181619

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