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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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grain showAllocTree

grain showAllocTree


The grain showAllocTree is used to display the information about distribution tree by grain.


grain showAllocTree fsid type





fsid File system ID.

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

type The type of alloter.

The value can be "0", "1", or "2". where:

  • 0: All alloters.
  • 1: Data alloters.
  • 2: Meta allocters.


Diagnostic view

Usage Guidelines



Display the information about distribution tree by grain.

admin:/diagnose>grain showAllocTree 1 1
Size(KB)                       GrainNum 
0    ~    4                    0
8    ~    8                    0
12   ~   16                    0
20   ~   32                    0
36   ~   64                    0
68   ~  128                    0
132  ~  256                    0
260  ~  512                    0
516  ~ 1024                    0
1028 ~ 2048                    0
2052 ~ 4096                    0
    >= 4100                    0

System Response


Updated: 2020-01-17

Document ID: EDOC1000181602

Views: 763175

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