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Advanced O&M Command Reference

OceanStor 2800 V5 V500R007

This document is applicable to OceanStor 2800 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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sys showdblock

sys showdblock

Function

The sys showdblock command is used to view DB locks.

Format

sys showdblock

Parameters

None

Views

Diagnostic view

Usage Guidelines

None

Example

View DB locks.

admin:/diagnose>sys showdblock 
lock proxy(node 0) info: 
lock info : lock state recnt  
---------- -----  
2 1  
lock right: hold right wait right award right  
---------- ---------- -----------  
2 2 0  
lock qCnt : award wait block  
----- ---- -----  
0 0 0 
grant Q lock request: Date Time acq right acq type proxy id sn  
------------------- --------- ---------- -------- --  
-- -- -- -- -- 
wait Q lock request : Date Time acq right acq type proxy id sn  
------------------- --------- ---------- -------- --  
-- -- -- -- -- 
block Q lock request: Date Time acq right acq type proxy id sn  
------------------- --------- ---------- -------- --  
-- -- -- -- -- 
lock master(node 0) info:  
lock info : lock state recnt  
---------- -----  
2 2  
lock right: hold right wait right award right  
---------- ---------- -----------  
2 0 2  
lock qCnt : award wait block  
----- ---- -----  
1 0 0 
grant Q lock request: Date Time acq right acq type proxy id sn  
------------------- --------- ---------- -------- --  
2015-07-08 02:54:52 2 0x80040002 0 1 
wait Q lock request : Date Time acq right acq type proxy id sn  
------------------- --------- ---------- -------- --  
-- -- -- -- -- 
block Q lock request: Date Time acq right acq type proxy id sn  
------------------- --------- ---------- -------- --  
-- -- -- -- --

System Response

The following table describes the parameter meanings.

Parameter

Meaning

lock info

Information of the DB lock.

lock right

Right of the DB lock.

block Q lock request

Queue of blocked lock requests.

grant Q lock request

Queue of granted lock requests.

wait Q lock request

Queue of waiting lock requests.

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Updated: 2019-07-11

Document ID: EDOC1000181575

Views: 643712

Downloads: 30

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