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Linux tar: /dev/st0: Cannot write: Invalid argument error and solution

Q. When I run tar command it fails with an error that read as follows:

tar: /dev/st0: Cannot write: Invalid argument

How do I fix this error under CentOS / Debian / Fedora / RHEL Linux HP server systems?
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How To Extract a Single File / Directory from Tarball Archive

Q. How do I extract a single file or directory form a tarball under UNIX / Linux shell prompt? How do I restore a single file from /dev/st0 tape device?
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Can I use tape drive with XEN VPS / Guest oses?

Q. I’ve CentOS 5.0 server running XEN kernel. VPS Guest is Linux distribution. How do I use tape drive with XEP Guest os?

A. You can’t use character devices such as tape drives in Xen guests. This is limitation of Xen. It doesn't have the ability to export character devices to multiple guests oses.

However for backup you can use rsync or ftp server or NAS server.

How do I backup Thunderbird mail and profile under Linux?

Q.I'm Ubuntu Linux user and I'd like to keep backup of my email and mail settings. How do I backup Thunderbird mail and profile under any Linux distribution?
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Linux Tape Backup With mt And tar Command Howto

Magnetic tape is a non-volatile storage medium consisting of a magnetic coating on a thin plastic strip. Nearly all recording tape is of this type, whether used for video, audio storage or general purpose digital data storage using a computer. How do I make backup using tapes under Linux operating systems?
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