Categories
SysOps

How to configure swap using zram at boot

Configure compressed swap using zram device at system boot.

Categories
SysOps

How to use compressed RAM based block devices

Take advantage of compressed RAM based block devices to create temporary filesystems and swap disks.

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Uncategorized

How to ensure that OpenSSH client uses explicitly configured authentication identity

Ensure that OpenSSH client uses explicitly configured authentication identity even if authentication agent offers more identities.

Categories
SysOps

How to fix multipath daemon error about missing path when using VirtualBox

Fix multipath daemon error about missing path when using VirtualBox.

Categories
SysOps

How to restart systemd service in case of failure

Configure systemd service to be restarted in case of failure.

Categories
SysOps

How to determine which services need to be restarted

Use needrestart utility to determine which services need to be restarted after the upgrade.

Categories
SysOps

How to access rdiff-backup repository using fuse

Use FUSE (filesystem in userspace) to access rdiff-backup repository.

Categories
SysOps

How to create custom bash prompt

Today, I will show you my personal shell prompt, so you could define your own custom bash prompt.

Categories
SysOps

How to execute rc.local shell script during boot using systemd

Execute rc.local shell script during boot using systemd compatibility generator.

Categories
SysOps

How to display packages that are no longer required

Display packages that were installed automatically to satisfy various dependencies and are no longer required.