Home Backend Development PHP Tutorial Detailed explanation of using mod_status module to monitor apache service instances

Detailed explanation of using mod_status module to monitor apache service instances

Jun 30, 2017 pm 03:52 PM
apache monitor

The apache service can be monitored using the mod_status module, which is represented in the apache configuration file httpd.conf as
##LoadModule status_module modules/mod_status.so.

You should comment out the preceding # to load the module.

Press G to jump to the end of the configuration file, add

          SetHandler server-status

                Order Deny, Allow

Deny from nothing

Allow from all

ExtendedStatus On

In this way, mod_status is successfully loaded. Enter the URL http://IP:PORT/server-status to monitor the apache service.

The following is the monitoring situation displayed on this web page:

Detailed explanation of using mod_status module to monitor apache service instances

Detailed explanation of using mod_status module to monitor apache service instances

##Parameter description:

字段                         说明
Server Version       Apache 服务器的版本。
Server Built         Apache 服务器编译安装的时间。
Current Time         目前的系统时间。
Restart Time         Apache 重新启动的时间。
Parent Server Generation        Apache 父程序 (parent process) 的世代编号,就是 httpd 接收到 SIGHUP 而重新启动的次数。
Server uptime         Apache 启动后到现在经过的时间。
Total accesses         到目前为此 Apache 接收的联机数量及传输的数据量。
CPU Usage           目前 CPU 的使用情形。
_SWSS....            所有 Apache process 目前的状态。每一个字符表示一个程序,最多可以显示 256 个程序的状态。
Scoreboard Key         上述状态的说明。以下为每一个字符符号所表示的意义:
    * _:等待连结中。
    * S:启动中。
    * R:正在读取要求。
    * W:正在送出回应。
    * K:处于保持联机的状态。
    * D:正在查找DNS。
    * C:正在关闭连结。
    * L:正在写入记录文件。
    * G:进入正常结束程序中。
    * I:处理闲置。
    * .:尚无此程序。
Srv        本程序与其父程序的世代编号。
PID        本程序的process id。
Acc        分别表示本次联机、本程序所处理的存取次数。
M         该程序目前的状态。
CPU        该程序所耗用的CPU资源。
SS         距离上次处理要求的时间。
Req        最后一次处理要求所耗费的时间,以千分之一秒为单位。
Conn       本次联机所传送的数据量。
Child       由该子程序所传送的数据量。
Slot        由该 Slot 所传送的数据量。
Client       客户端的地址。
VHost       属于哪一个虚拟主机或本主机的IP。
Request     联机所提出的要求信息。
Copy after login

This article comes from the "Operation and Maintenance Work Notes" blog, please be sure to keep this source and use the mod_status module to monitor the apache service

The above is the detailed content of Detailed explanation of using mod_status module to monitor apache service instances. For more information, please follow other related articles on the PHP Chinese website!

Statement of this Website
The content of this article is voluntarily contributed by netizens, and the copyright belongs to the original author. This site does not assume corresponding legal responsibility. If you find any content suspected of plagiarism or infringement, please contact admin@php.cn

Hot AI Tools

Undresser.AI Undress

Undresser.AI Undress

AI-powered app for creating realistic nude photos

AI Clothes Remover

AI Clothes Remover

Online AI tool for removing clothes from photos.

Undress AI Tool

Undress AI Tool

Undress images for free

Clothoff.io

Clothoff.io

AI clothes remover

Video Face Swap

Video Face Swap

Swap faces in any video effortlessly with our completely free AI face swap tool!

Hot Tools

Notepad++7.3.1

Notepad++7.3.1

Easy-to-use and free code editor

SublimeText3 Chinese version

SublimeText3 Chinese version

Chinese version, very easy to use

Zend Studio 13.0.1

Zend Studio 13.0.1

Powerful PHP integrated development environment

Dreamweaver CS6

Dreamweaver CS6

Visual web development tools

SublimeText3 Mac version

SublimeText3 Mac version

God-level code editing software (SublimeText3)

Hot Topics

Java Tutorial
1652
14
PHP Tutorial
1251
29
C# Tutorial
1224
24
How to set the cgi directory in apache How to set the cgi directory in apache Apr 13, 2025 pm 01:18 PM

To set up a CGI directory in Apache, you need to perform the following steps: Create a CGI directory such as "cgi-bin", and grant Apache write permissions. Add the "ScriptAlias" directive block in the Apache configuration file to map the CGI directory to the "/cgi-bin" URL. Restart Apache.

How to connect to the database of apache How to connect to the database of apache Apr 13, 2025 pm 01:03 PM

Apache connects to a database requires the following steps: Install the database driver. Configure the web.xml file to create a connection pool. Create a JDBC data source and specify the connection settings. Use the JDBC API to access the database from Java code, including getting connections, creating statements, binding parameters, executing queries or updates, and processing results.

How to view your apache version How to view your apache version Apr 13, 2025 pm 01:15 PM

There are 3 ways to view the version on the Apache server: via the command line (apachectl -v or apache2ctl -v), check the server status page (http://<server IP or domain name>/server-status), or view the Apache configuration file (ServerVersion: Apache/<version number>).

What to do if the apache80 port is occupied What to do if the apache80 port is occupied Apr 13, 2025 pm 01:24 PM

When the Apache 80 port is occupied, the solution is as follows: find out the process that occupies the port and close it. Check the firewall settings to make sure Apache is not blocked. If the above method does not work, please reconfigure Apache to use a different port. Restart the Apache service.

How to view the apache version How to view the apache version Apr 13, 2025 pm 01:00 PM

How to view the Apache version? Start the Apache server: Use sudo service apache2 start to start the server. View version number: Use one of the following methods to view version: Command line: Run the apache2 -v command. Server Status Page: Access the default port of the Apache server (usually 80) in a web browser, and the version information is displayed at the bottom of the page.

How to solve the problem that apache cannot be started How to solve the problem that apache cannot be started Apr 13, 2025 pm 01:21 PM

Apache cannot start because the following reasons may be: Configuration file syntax error. Conflict with other application ports. Permissions issue. Out of memory. Process deadlock. Daemon failure. SELinux permissions issues. Firewall problem. Software conflict.

How to configure zend for apache How to configure zend for apache Apr 13, 2025 pm 12:57 PM

How to configure Zend in Apache? The steps to configure Zend Framework in an Apache Web Server are as follows: Install Zend Framework and extract it into the Web Server directory. Create a .htaccess file. Create the Zend application directory and add the index.php file. Configure the Zend application (application.ini). Restart the Apache Web server.

How to delete more than server names of apache How to delete more than server names of apache Apr 13, 2025 pm 01:09 PM

To delete an extra ServerName directive from Apache, you can take the following steps: Identify and delete the extra ServerName directive. Restart Apache to make the changes take effect. Check the configuration file to verify changes. Test the server to make sure the problem is resolved.

See all articles