Linux Administration Tips and Website

• NixCraft
• Xcopy in Linux (copy with owner and group information)
• cd /old_dir
  find . -depth -print | cpio -pdlmv /new_dir
• Find a file
• find . -name filename
• Service Management
• Redhat/Fedora
• add a service (httpd) to start at run level 2,3 and 5
• add the service using chkconfig script. Then turn on the service at the desired run levels.
• # chkconfig httpd --add
• # chkconfig  httpd  on --level 2,3,5
• Check service startup status
• # chkconfig --list httpd
• disable a service
• # chkconfig httpd off
• # chkconfig httpd --del
• Manual start.stop service
• # service httpd start
• # service httpd stop
• Debian/Ubuntu
• enable httpd using default options
• # update-rc.d apache2 defaults
• enable httpd explicitly at run level 2,3 and 5
• # update-rc.d apache2 start 20 2 3 4 5 . stop 80 0 1 6 .
• disable a service
• # update-rc.d -f apache2 remove