Rahul Sahu When a Linux system is booting up, it may perform a file system check (fsck) on the file systems to ensure their consistency. This is usually necessary if the system was not shut down properly or if there are any disk errors. During this process, the fsck utility examines the file system and can repair … Read more
To find out the version of Apache installed on a Linux or Unix system, you can use the httpd command with the -v option. Here’s the syntax: httpd -v This will print the Apache version number to the console. For example: Server version: Apache/2.4.6 (CentOS) Server built: Sep 7 2019 08:04:56 If the httpd command … Read more
To update Exim mail server in cPanel, follow these steps: Log in to cPanel. In the search bar, type “Update Email” and click on “Update Email Routing Settings”. In the “Email Routing” section, select “Local Mail Exchanger”. Scroll down to the “Update Config” section and click on “Update Configuration”. Wait for the update to complete. … Read more
To stop PHP from logging notices and warnings to error log files, you can adjust the error_reporting setting in the php.ini file. Here’s how to make this change: Locate your php.ini file. On Linux, it’s usually located at /etc/php.ini. Open the php.ini file in a text editor. Find the error_reporting setting. It’s usually near the … Read more
This warning occurs when you are trying to install a package with pkg_add that has a dependency on a specific version of a package that is not currently installed. In this case, the package php5-pcre-5.2.6_2 requires php5-5.2.8, but you have php5-pcre-5.2.6_2 installed which is not compatible with the required dependency. To resolve this issue, you … Read more
To find out which table is consuming the most resources in MySQL, you can use the following SQL query: SELECT table_name, engine, table_rows, data_length, index_length, round(((data_length + index_length) / 1024 / 1024), 2) “Size in MB” FROM information_schema.TABLES WHERE table_schema = “your_database_name” ORDER BY (data_length + index_length) DESC; Replace your_database_name with the name of your … Read more
Ubuntu 32-bit version has a limitation of using only up to 4GB of RAM. To use more than 4GB RAM on a Ubuntu system, you need to install the 64-bit version of the operating system. The 64-bit version of Ubuntu can support up to 2^64 bytes (16 exabytes) of RAM. To check if your system … Read more
If your numeric keypad is disabled in Gnome, it may be because the mouse keys feature has been turned on. Mouse keys allow you to control the mouse pointer with the numeric keypad. To turn off mouse keys and enable the numeric keypad in Gnome, follow these steps: Open the Gnome Control Center. You can … Read more
To allow SELinux to serve the contents of a loopback mounted ISO image via Apache, you can follow these steps: First, mount the ISO image using the mount command. For example, if the ISO file is called example.iso and is located in the /mnt directory, you can use the following command: mount -o loop /mnt/example.iso … Read more
To mount a Windows shared folder (CIFS) on a Solaris or OpenSolaris system, you can use the mount command. Here are the steps to follow: Create a mount point for the shared folder. For example, let’s create a directory named /mnt/winshare: # mkdir /mnt/winshare Make sure the smbfs package is installed. If it’s not installed, … Read more