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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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iod waittrace show

iod waittrace show

Function

The iod waittrace show command is used to show waiting information about the scheduling queue.

Format

iod waittrace show

Parameters

None

Views

Diagnostic view

Usage Guidelines

None

Example

Show waiting information about the scheduling queue.

admin:/diagnose>iod waittrace show 
Pid(170) Priority(start0) Wait Statistics Info: 
pid name                             Queue maxWait(ns)        avgWait(ns)          totalWait(ns)        totalcnt             type 
----------------------------------------------------------------------------------------------------------------------------------------------- 
170 ZONE_READ                        start0  0                    0                    0                    0                    total 
170 ZONE_READ                        start0  0                    0                    0                    0                    wakeup  
170 ZONE_READ                        start0  0                    0                    0                    0                    block 
Pid(170) Priority(start0) Schedule Block Execute Statistics Info: 
----------------------------------------------------------------------------------------------------------------------------------------------- 
pid name                             Queue FuncName                                  totalRunTime(ns)     totalRunCnt          
----------------------------------------------------------------------------------------------------------------------------------------------- 
Wait information on thread(0), pid(170), priType(start0), waitTime(10000)us

System Response

The following table describes the parameter meanings.

Parameter

Meaning

pid

Module ID.

name

Module name.

Queue

Schedule queue.

maxWait(ns)

Max waiting time.

avgWait(ns)

Average waiting time.

totalWait(ns)

Total waiting time.

totalcnt

Total count of scheduling.

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Updated: 2019-07-12

Document ID: EDOC1000138381

Views: 753304

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