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conf

Install Sphinx 2.0.4 on CentOS 6.2

– Make sure to check CentOS, PHP-FPM, Nginx, memcached and MYSQL posts.

– Get fresh RPM from sphinxsearch.com

– Install Sphinx

rpm -Uhv http://sphinxsearch.com/files/sphinx-2.0.4-1.rhel6.x86_64.rpm

– Create sample MySQL database

Watch log files on Linux server with Swatch 3.2.3

– Make sure to check CentOS, PHP-FPM, memcached and MYSQL posts.

– get a fresh package from Swatch project

wget "http://downloads.sourceforge.net/project/swatch/swatch/3.2.3/swatch-3.2.3.tar.gz?r=http%3A%2F%2Fsourceforge.net%2Fprojects%2Fswatch%2F&ts=1330806322&use_mirror=garr"
tar xfz swatch-3.2.3.tar.gz 
cd swatch-3.2.3
cpan -i Date::Format File::Tail
cpan -i Date::Manip Date::Calc
cpan -i Test::Inter Test::Pod Test::Pod::Coverage Module::Build
cp /root/.cpan/sources/authors/id/S/SB/SBECK/Date-Manip-* .
tar xfz Date-Manip-*.tar.gz
cd Date-Manip-*
perl Build.PL 
./Build install
cd ..
perl Makefile.PL
make install

– configure swatch

Install Nginx 1.0.12 for PHP-FPM on CentOS 6.2

– Make sure to check PHP-FPM, memcached and MYSQL posts.
– get the latest package from wiki.nginx.org

mkdir nginx
cd nginx
wget http://nginx.org/download/nginx-1.0.12.tar.gz
tar xfz nginx-1.0.12.tar.gz 
cd nginx-1.0.12

#Change server string
vi src/http/ngx_http_header_filter_module.c
#change
static char ngx_http_server_string[] = "Server: example.com" CRLF;
static char ngx_http_server_full_string[] = "Server: example.com" CRLF;

#change
vi src/http/ngx_http_special_response.c
# replace '"<hr /><center>nginx</center>" CRLF' and '"<hr /><center>" NGINX_VER "</center>" CRLF'
"<hr /><center>example.com</center>" CRLF

#create tmp dirs
mkdir /server/tmp /server/tmp/nginx /server/tmp/nginx/client /server/tmp/nginx/fcgi /server/tmp/nginx/proxy
chmod -R 777 /server/tmp

-install Nginx

Configuring vsFTPd on CentOS with different port

Check Installing CentOS 6.2 on VMware post.

– make sure SELINUX is disabled and iptables is configured for FTP

– add ftp user

adduser ftpuser -g ftp -s /sbin/nologin -d /server
#set password
passwd ftpuser

– configuration, more info

increase linux file descriptors

Check Installing CentOS 6.2 on VMware and mounting partitions with noatime posts.

This is very important performance tuning for any web server more information here

#adduser www first http://gadelkareem.com/2012/02/26/adding-new-users-and-admins-to-linux-server/
ulimit -n unlimited - www
#check default number of concurrently open file descriptors 
cat /proc/sys/fs/file-max
#set the number to high value depending on server config
echo '1773914' > /proc/sys/fs/file-max
echo 'fs.file-max=1773914' >> /etc/sysctl.conf
/sbin/sysctl -w fs.file-max=1773914