restart apache web server HowTo - Linux / Unix Q & A from nixCraft

Apache: Make Changes In a Config File Take Effect Without Restarting Server

January 6, 2009January 6, 2009in Apache, CentOS, Debian / Ubuntu, FreeBSD, Linux, RedHat and Friends, Suse, Troubleshooting, Ubuntu Linux, UNIX last updated January 6, 2009

Q. How do I make changes in a Apache server config file to take effect without restarting the Apache server itself w/o interrupting users’ current session?

Apache: [warn] _default_ VirtualHost overlap on port 80, the first has precedence Error and Solution

November 2, 2008November 2, 2008in Apache, CentOS, Debian / Ubuntu, Fedora Linux, FreeBSD, Linux, Networking, RedHat and Friends, Solaris-Unix, Suse, Troubleshooting, Ubuntu Linux, UNIX last updated November 2, 2008

Question:I’m using Apache 2 to host multiple site on a single host using Apache name based VirtualHost feature. However, Apache is displaying lots of warning as follows:

Performing sanity check on apache22 configuration:
[Portal Oct 05 06:59:34 2008] [warn] _default_ VirtualHost overlap on port 80, the first has precedence
[Portal Oct 05 06:59:34 2008] [warn] _default_ VirtualHost overlap on port 80, the first has precedence
[Portal Oct 05 06:59:34 2008] [warn] NameVirtualHost 81.aaa.www.yyy:80 has no VirtualHosts
Syntax OK
Stopping apache22.
Waiting for PIDS: 14968.
Syntax OK
Starting apache22.
[Portal Oct 05 06:59:36 2008] [warn] _default_ VirtualHost overlap on port 80, the first has precedence
[Portal Oct 05 06:59:36 2008] [warn] _default_ VirtualHost overlap on port 80, the first has precedence
[Portal Oct 05 06:59:36 2008] [warn] NameVirtualHost 81.aaa.www.yyy:80 has no VirtualHosts

How do I fix this warning and host multiple websites under UNIX / Linux Apache 2 webserver?

FreeBSD Configure Apache PHP with mod_fastcgi Module

October 8, 2008January 17, 2009in Apache, FreeBSD, Package Management, PF Firewall last updated January 17, 2009

Q. How do I configure and Install Apache web server with PHP5 and mod_fastcgi to get faster PHP access under FreeBSD server?

PHP Not Accepting <? Tag; Only Accepting <?php and <script> Tag

October 6, 2008June 29, 2016in Apache, CentOS, Debian / Ubuntu, Fedora Linux, FreeBSD, Lighttpd, Linux, Nginx, OpenBSD, PHP, Troubleshooting last updated June 29, 2016

I am using PHP along with the latest version of Apache web-server. Only <?php and <script> tags are recognized by my LAMP setup. Many of my scripts are broken. How do I allow the <? tag also?

FreeBSD: Install PHP xcache Opcode Cacher

October 4, 2008in Apache, FreeBSD, Lighttpd, Nginx, Package Management, PHP last updated October 4, 2008

Q. How do I install and configure xcache under FreeBSD operating systems for Apache, lighttpd or ngnix web server?

FreeBSD Apache Jail: Connection refused: connect to listener on 0.0.0.0:80 Error and Solution

September 25, 2008in Apache, FreeBSD, Networking, Virtualization last updated September 25, 2008

Q. I’m running Apache 2 server under FreeBSD jail. However, I see lots of warning / error messages in /var/log/httpd-error.log as follows:

[Sat Sep 20 20:47:09 2008] [warn] (61)Connection refused: connect to listener on 0.0.0.0:80
[Sat Sep 20 20:47:10 2008] [warn] (61)Connection refused: connect to listener on 0.0.0.0:80
[Sat Sep 20 20:47:11 2008] [warn] (61)Connection refused: connect to listener on 0.0.0.0:80

How do stop all these warning messages flooding my Apache log files?

FreeBSD: Apache httpready filter – Failed to enable the 'httpready' Accept Filter

September 19, 2008January 17, 2009in Apache, FreeBSD, Networking, Troubleshooting last updated January 17, 2009

Q. I’ve installed Apache 2.2 from FreeBSD 7.0 ports and when I try to start I get following warning on screen:

Performing sanity check on apache22 configuration:
Syntax OK
Starting apache22.
[Wed Sep 17 22:01:58 2008] [warn] (2)No such file or directory: Failed to enable the ‘httpready’ Accept Filter

How do I fix this error?