Bonding technology provides an additional benefit in that with multiple network interfaces effectively supporting the same communications channel, a fault within a single network interface in a bonded group does not stop communication. For example, you have a bonded setup with four network interfaces providing a single interface channel between two DRBD servers. If one…
Category: Linux & Unix
RAID (Redundant Array of Independent Disks)
RAID (redundant array of independent disks; originally redundant array of inexpensive disks) is a way of storing the same data in different places (thus, redundantly) on multiple hard disks. By placing data on multiple disks, I/O operations can overlap in a balanced way, improving performance. Since multiple disks increases the mean time between failures, storing…
Delete File or Directory from Linux System
rm and rmdir commands uses to delete from linux system. rm command use for delete file. On the other hand, rmdir command uses for delete directory from linux system. Also, rm command can delete directory with -rf option. Firstly, we would create a directory and files for test. create directory and files #> mkdir /testdirectory…
pg_dumpall with shell script and crontab in Linux
You can take schedule backup with shell script. Firstly, You must create shell script file in operating system. After you can append to crontab. Crontab is a UNIX command that creates a table or list of commands, each of which is to be executed by the operating system at a specified time. crontab is used…