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task.md 7.44 KB

# task<a name="EN-US_TOPIC_0000001051451548"></a>

-   [Command Function](#section0533181714106)
-   [Syntax](#section1014412308101)
-   [Parameter Description](#section116057158506)
-   [Usage](#section2053502951112)
-   [Example](#section12629113381116)
-   [Output](#section19299103465015)

## Command Function<a name="section0533181714106"></a>

This command is used to query information about processes and threads.

## Syntax<a name="section1014412308101"></a>

task/task -a

## Parameter Description<a name="section116057158506"></a>

**Table  1**  Parameters

<a name="table672mcpsimp"></a>
<table><thead align="left"><tr id="row678mcpsimp"><th class="cellrowborder" valign="top" width="21%" id="mcps1.2.4.1.1"><p id="p680mcpsimp"><a name="p680mcpsimp"></a><a name="p680mcpsimp"></a><strong id="b125104616912"><a name="b125104616912"></a><a name="b125104616912"></a>Parameter</strong></p>
</th>
<th class="cellrowborder" valign="top" width="52%" id="mcps1.2.4.1.2"><p id="p682mcpsimp"><a name="p682mcpsimp"></a><a name="p682mcpsimp"></a><strong id="b1786612506919"><a name="b1786612506919"></a><a name="b1786612506919"></a>Description</strong></p>
</th>
<th class="cellrowborder" valign="top" width="27%" id="mcps1.2.4.1.3"><p id="p684mcpsimp"><a name="p684mcpsimp"></a><a name="p684mcpsimp"></a><strong id="b195753017289"><a name="b195753017289"></a><a name="b195753017289"></a>Value Range</strong></p>
</th>
</tr>
</thead>
<tbody><tr id="row685mcpsimp"><td class="cellrowborder" valign="top" width="21%" headers="mcps1.2.4.1.1 "><p id="p687mcpsimp"><a name="p687mcpsimp"></a><a name="p687mcpsimp"></a>-a</p>
</td>
<td class="cellrowborder" valign="top" width="52%" headers="mcps1.2.4.1.2 "><p id="p689mcpsimp"><a name="p689mcpsimp"></a><a name="p689mcpsimp"></a>Displays all information.</p>
</td>
<td class="cellrowborder" valign="top" width="27%" headers="mcps1.2.4.1.3 "><p id="p691mcpsimp"><a name="p691mcpsimp"></a><a name="p691mcpsimp"></a>N/A</p>
</td>
</tr>
</tbody>
</table>

## Usage<a name="section2053502951112"></a>

If the parameter is not specified, partial task information is printed by default.

## Example<a name="section12629113381116"></a>

Enter  **task**.

## Output<a name="section19299103465015"></a>

**Figure  1**  Querying partial task information<a name="fig13685195715451"></a>  
![](figures/querying-partial-task-information.png "querying-partial-task-information")

**Table  2**  Output description

<a name="table809mcpsimp"></a>
<table><thead align="left"><tr id="row814mcpsimp"><th class="cellrowborder" valign="top" width="50%" id="mcps1.2.3.1.1"><p id="p816mcpsimp"><a name="p816mcpsimp"></a><a name="p816mcpsimp"></a>Parameter</p>
</th>
<th class="cellrowborder" valign="top" width="50%" id="mcps1.2.3.1.2"><p id="p818mcpsimp"><a name="p818mcpsimp"></a><a name="p818mcpsimp"></a>Description</p>
</th>
</tr>
</thead>
<tbody><tr id="row20360171311398"><td class="cellrowborder" valign="top" width="50%" headers="mcps1.2.3.1.1 "><p id="p123611139397"><a name="p123611139397"></a><a name="p123611139397"></a>PID</p>
</td>
<td class="cellrowborder" valign="top" width="50%" headers="mcps1.2.3.1.2 "><p id="p3361171333920"><a name="p3361171333920"></a><a name="p3361171333920"></a>Indicates the process ID.</p>
</td>
</tr>
<tr id="row262535153913"><td class="cellrowborder" valign="top" width="50%" headers="mcps1.2.3.1.1 "><p id="p862625163918"><a name="p862625163918"></a><a name="p862625163918"></a>PPID</p>
</td>
<td class="cellrowborder" valign="top" width="50%" headers="mcps1.2.3.1.2 "><p id="p1062611511398"><a name="p1062611511398"></a><a name="p1062611511398"></a>Indicates the parent process ID.</p>
</td>
</tr>
<tr id="row9683953153916"><td class="cellrowborder" valign="top" width="50%" headers="mcps1.2.3.1.1 "><p id="p76831753103915"><a name="p76831753103915"></a><a name="p76831753103915"></a>PGID</p>
</td>
<td class="cellrowborder" valign="top" width="50%" headers="mcps1.2.3.1.2 "><p id="p2068355383916"><a name="p2068355383916"></a><a name="p2068355383916"></a>Indicates the process group ID.</p>
</td>
</tr>
<tr id="row85721136402"><td class="cellrowborder" valign="top" width="50%" headers="mcps1.2.3.1.1 "><p id="p8572151313402"><a name="p8572151313402"></a><a name="p8572151313402"></a>UID</p>
</td>
<td class="cellrowborder" valign="top" width="50%" headers="mcps1.2.3.1.2 "><p id="p55721813164013"><a name="p55721813164013"></a><a name="p55721813164013"></a>Indicates the user ID.</p>
</td>
</tr>
<tr id="row19180126151415"><td class="cellrowborder" valign="top" width="50%" headers="mcps1.2.3.1.1 "><p id="p836mcpsimp"><a name="p836mcpsimp"></a><a name="p836mcpsimp"></a>Status</p>
</td>
<td class="cellrowborder" valign="top" width="50%" headers="mcps1.2.3.1.2 "><p id="p838mcpsimp"><a name="p838mcpsimp"></a><a name="p838mcpsimp"></a>Indicates the current task status.</p>
</td>
</tr>
<tr id="row511517331702"><td class="cellrowborder" valign="top" width="50%" headers="mcps1.2.3.1.1 "><p id="p2116833506"><a name="p2116833506"></a><a name="p2116833506"></a>CPUUSE10s</p>
</td>
<td class="cellrowborder" valign="top" width="50%" headers="mcps1.2.3.1.2 "><p id="p2011611331604"><a name="p2011611331604"></a><a name="p2011611331604"></a>Indicates the CPU usage within 10 seconds.</p>
</td>
</tr>
<tr id="row136191839311"><td class="cellrowborder" valign="top" width="50%" headers="mcps1.2.3.1.1 "><p id="p66199397110"><a name="p66199397110"></a><a name="p66199397110"></a>PName</p>
</td>
<td class="cellrowborder" valign="top" width="50%" headers="mcps1.2.3.1.2 "><p id="p11619153916110"><a name="p11619153916110"></a><a name="p11619153916110"></a>Indicates the process name.</p>
</td>
</tr>
<tr id="row824mcpsimp"><td class="cellrowborder" valign="top" width="50%" headers="mcps1.2.3.1.1 "><p id="p826mcpsimp"><a name="p826mcpsimp"></a><a name="p826mcpsimp"></a>TID</p>
</td>
<td class="cellrowborder" valign="top" width="50%" headers="mcps1.2.3.1.2 "><p id="p828mcpsimp"><a name="p828mcpsimp"></a><a name="p828mcpsimp"></a>Indicates the task ID.</p>
</td>
</tr>
<tr id="row839mcpsimp"><td class="cellrowborder" valign="top" width="50%" headers="mcps1.2.3.1.1 "><p id="p841mcpsimp"><a name="p841mcpsimp"></a><a name="p841mcpsimp"></a>StackSize</p>
</td>
<td class="cellrowborder" valign="top" width="50%" headers="mcps1.2.3.1.2 "><p id="p843mcpsimp"><a name="p843mcpsimp"></a><a name="p843mcpsimp"></a>Indicates the size of the task stack.</p>
</td>
</tr>
<tr id="row844mcpsimp"><td class="cellrowborder" valign="top" width="50%" headers="mcps1.2.3.1.1 "><p id="p846mcpsimp"><a name="p846mcpsimp"></a><a name="p846mcpsimp"></a>WaterLine</p>
</td>
<td class="cellrowborder" valign="top" width="50%" headers="mcps1.2.3.1.2 "><p id="p848mcpsimp"><a name="p848mcpsimp"></a><a name="p848mcpsimp"></a>Indicates the peak value used by the stack.</p>
</td>
</tr>
<tr id="row10188146131813"><td class="cellrowborder" valign="top" width="50%" headers="mcps1.2.3.1.1 "><p id="p218912671818"><a name="p218912671818"></a><a name="p218912671818"></a>MEMUSE</p>
</td>
<td class="cellrowborder" valign="top" width="50%" headers="mcps1.2.3.1.2 "><p id="p1518926151810"><a name="p1518926151810"></a><a name="p1518926151810"></a>Indicates the memory usage.</p>
</td>
</tr>
<tr id="row45465584313"><td class="cellrowborder" valign="top" width="50%" headers="mcps1.2.3.1.1 "><p id="p821mcpsimp"><a name="p821mcpsimp"></a><a name="p821mcpsimp"></a>TaskName</p>
</td>
<td class="cellrowborder" valign="top" width="50%" headers="mcps1.2.3.1.2 "><p id="p823mcpsimp"><a name="p823mcpsimp"></a><a name="p823mcpsimp"></a>Indicates the task name.</p>
</td>
</tr>
</tbody>
</table>

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提交于 2021-03-12 17:59 . !197 Docs Update version 1.0.1

task

Command Function
Syntax
Parameter Description
Usage
Example
Output

Command Function

This command is used to query information about processes and threads.

Syntax

task/task -a

Parameter Description

Table 1 Parameters

Parameter	Description	Value Range
-a	Displays all information.	N/A

Usage

If the parameter is not specified, partial task information is printed by default.

Example

Enter task.

Output

Figure 1 Querying partial task information

Table 2 Output description

Parameter	Description
PID	Indicates the process ID.
PPID	Indicates the parent process ID.
PGID	Indicates the process group ID.
UID	Indicates the user ID.
Status	Indicates the current task status.
CPUUSE10s	Indicates the CPU usage within 10 seconds.
PName	Indicates the process name.
TID	Indicates the task ID.
StackSize	Indicates the size of the task stack.
WaterLine	Indicates the peak value used by the stack.
MEMUSE	Indicates the memory usage.
TaskName	Indicates the task name.

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