Author: admin

Disable Transparent Huge Pages [THP] in CentOS 8

On CentOS 8, In file editor open /etc/default/grub file, and add “transparent_hugepage=never” kernel parameter on the GRUB_CMDLINE_LINUX in options as shown below; GRUB_CMDLINE_LINUX="options transparent_hugepage=never" On command line execute grub2-mkconfig to build /boot/grub2/grub.cfg grub2-mkconfig -o /boot/grub2/grub.cfg [System with BIOS] grub2-mkconfig -o /boot/efi/EFI/centos/grub.cfg [System with UEFI] Reboot Server to apply changes. If THP is still not disabled, …

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How to configure a SSH tunnel?

On the client machine perform the following step: [root@host]# ssh -N -L :: user@remote-machine-ip From a new console/terminal execute the telnet command as follows: [root@host]# telnet localhost This kb is relevant to the following; Encrypt the traffic by SSH tunneling the connection to remote host. Encrypt unencrypted network traffic

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