How to use the Linux httpd command

Httpd is an Apache HTTP server program. Directly execute a program to start the server service.

Syntax

Httpd [-hlLStvVX] [-c

[-D <set file parameters>] [-f <set File>]

Parameter description:

• -C
• -C
• -D <server Root Directory> specifies the root directory of the server.
• -D <set file parameters> specifies the parameters for passing in the configuration file.
• -F <Configuration File> specifies the configuration file.
• -H: displays help.
• -L display the modules contained in the server compilation.
• -L displays the description of the httpd command.
• -S displays the settings in the configuration file.
• -T test whether the syntax of the configuration file is correct.
• -V displays the version information.
• -V: displays the version information and environment.
• -X starts the server as a single program.

Instance

Check configuration file syntax error

# Httpd-t

Httpd: cocould not determine the server's fully qualified domain name, using 127.0.0.1 for ServerName

Syntax OK

Start httpd

Httpd

Httpd: cocould not determine the server's fully qualified domain name, using 127.0.0.1 for ServerName

Show compilation module

# Httpd-l

Compiled in modules:

Core. c

Prefork. c

Http_core.c

Mod_so.c

Display configuration files

# Httpd-L> 1. log | tail-n 20 1.log

Maximum number of children alive at the same time

Allowed in *. conf only outside, or

ServerLimit (prefork. c)

Maximum value of MaxClients for this run of Apache

Allowed in *. conf only outside, or

KeepAliveTimeout (http_core.c)

Keep-Alive timeout duration (sec)

Allowed in *. conf only outside, or

MaxKeepAliveRequests (http_core.c)

Maximum number of Keep-Alive requests per connection, or 0 for infinite

Allowed in *. conf only outside, or

KeepAlive (http_core.c)

Whether persistent connections shoshould be On or Off

Allowed in *. conf only outside, or

LoadModule (mod_so.c)

A module name and the name of a shared object file to load it from

Allowed in *. conf only outside, or

LoadFile (mod_so.c)

Shared object file or library to load into the server at runtime

Allowed in *. conf only outside, or