Refer to the following steps to install the imagick on Linux server but make sure that you have logged in as a root user and follow the steps carefully.
cd /usr/local/src
wget http://pecl.php.net/get/imagick-2.2.0.tgz
tar -zxvf imagick-2.2.0.tgz
cd imagick-2.2.0
phpize
./configure
make
make install
Add the following line in the php.ini file and restart the Apache web server
extension=imagick.so
Some time we receive an error after running the command
./configure
checking whether to enable the imagick GraphicsMagick backend… no
checking ImageMagick MagickWand API configuration program… configure: error: not found. Please provide a path to MagickWand-config or Wand-config program.
To resolve the above error run the following command
yum install ImageMagick-devel