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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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pal dentry showinfo

pal dentry showinfo


The pal dentry showinfo command is used to show information about directory entries.


pal dentry showinfo




Diagnostic view

Usage Guidelines



Showing information about directory entries.

admin:/diagnose>pal dentry showinfo
Dentry Cache(addr=ffffffffaaed7100,size=1608) Info:
  Dentry switch                  = 1.
  Hash Size                      = 1048576.
  Hash Mask                      = 1048575.
  Task Status                    = 0.
  Max Dentry Number              = 1500000.
  Max Eliminate Number           = 1350000.
  Min Eliminate Number           = 1200000.
  Hit Rate                       = 88.
  Total Number                   = 2189.
  Hit Number                     = 1928.
  Used Number                    = 1.
  Invalid File System Number     = 0.
  Memory                         = 410.
  Free Lru Number                = 0.
  Reference Count No Zero Number = 0.
  Leak Number                    = 0.
  Name Hash                     (Min=0,Max=1)
  ID Hash                       (Min=0,Max=1)

System Response

The following table describes the parameter meanings.



Dentry switch

Directory entry switch, where:

  • 0: on.
  • 1: off.
Hash Size

Number of directory entries stored in a hash table.

Hash Mask

Mask of a hash table.

Task Status

Status of background deletion tasks in a directory entry.

Max Dentry Number

Maximum number of dentry nodes, which are read from configuration files.

Max Eliminate Number

High watermark for LRU elimination. Elimination is started when the memory usage reaches the high watermark.

Min Eliminate Number

Low watermark for LRU elimination. Elimination is stopped when the memory usage reaches the low watermark.

Hit Rate

Hit rate.

Total Number

Total number of queries.

Hit Number

Number of hits.

Used Number

Number of used directory entries.


Memory used by a directory entry.

Free Lru Number

Number of freed LRU directory entries.

Reference Count No Zero Number

Number of directory entries whose number of references is not "0" when the directory entries are being freed.

Leak Number

Number of leaked directory entries.

Updated: 2020-01-17

Document ID: EDOC1000181602

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