≡ Menu

daemons

NFS was not designed with security in mind, and has a number of weaknesses, both in terms of the protocol itself and because any NFS installation must expose several daemons, running on both servers and clients, to network attack. I use my Debian / Ubuntu Linux based server only to server web pages and nothing else. How do I disable NFS services under Debian or Ubuntu Linux?
[click to continue…]

Linux Disable / Remove All NFS Services

NFS was not designed with security in mind, and has a number of weaknesses, both in terms of the protocol itself and because any NFS installation must expose several daemons, running on both servers and clients, to network attack. I use my CentOS based server only to server web pages and nothing else. How do I disable NFS services under RHEL / CentOS / Fedora Linux?
[click to continue…]

How do I configure an NTP (Network Time Protocol) client or server under CentOS / RHEL / Fedora Linux to manage the system clock over a network?
[click to continue…]

How to: Run a shell script with nohup command

Q. I'd like to run a command or shell script immune to hangups, with output to a non-tty or file. How do I use nohup command to run script called ~/utils/backup upload?

A. nohup is a Unix command that is used to run another command while suppressing the action of the HUP (hangup) signal, enabling the command to keep running after the user who issues the command has logged out. It is most often used to run commands in background as daemons. Output that would normally go to the terminal goes to a file called nohup.out if it has not already been redirected.

Run a script with nohup command

Type the command as follows to run a script called ~/utils/backup with 'upload' as argument to script:
$ nohup ~/utils/backup "upload" &