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Advanced O&M Command Reference

OceanStor 2800 V3 V300R006

This document is applicable to OceanStor 2800 V3. 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. 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 pal dentry_info

show pal dentry_info


The show pal counter command is used to query dentry information.


show pal dentry_info




Developer view

Usage Guidelines



Query information about the PAL dentry structure.

developer:/>show pal dentry_info 
Dentry Cache(addr=ffffffffa9bb9d40,size=240) Info: 
  Dentry switch                  = 1. 
  Hash Size                      = 1048576. 
  Hash Mask                      = 1048575. 
  Task Status                    = 0. 
  Max Dentry Number              = 4000000. 
  Max Eliminate Number           = 3600000. 
  Min Eliminate Number           = 3200000. 
  Hit Rate                       = 0. 
  Total Number                   = 0. 
  Hit Number                     = 0. 
  Used Number                    = 0. 
  Invalid File System Number     = 0. 
  Memory                         = 0. 
  Free Lru Number                = 0. 
  Reference Count No Zero Number = 0. 
  Leak Number                    = 0. 
  Name Hash                     (Min=0,Max=0) 
  ID Hash                       (Min=0,Max=0)

System Response

The following table describes the parameter meanings.



Dentry switch

Dentry switch.

Hash Size

Length of the dentry hash entry.

Hash Mask

Mask of the dentry hash table.

Task Status

Status of eviction tasks in the dentry background.

Max Dentry Number

Maximum number of dentry nodes.

Max Eliminate Number

High LRU eviction watermark. Eviction stats immediately when the high watermark is exceeded.

Min Eliminate Number

Low LRU eviction watermark. Eviction stops immediately when the low watermark is exceeded.

Hit Rate

Dentry hit ratio.

Total Number

Total number of queries.

Hit Number

Number of hits.

Used Number

Number of used dentries.

Invalid File System Number

Number of invalid file systems.


Memory used by dentries.

Free Lru Number

Number of released LRU dentries.

Reference Count No Zero Number

Number of dentries whose reference count is not 0 during dentry release.

Leak Number

Number of leaked dentries.

Name Hash

Number of dentries in the name hash table.

ID Hash

Number of dentries in the ID hash table.

Updated: 2019-07-12

Document ID: EDOC1000138381

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