Linux – Page 56 – Pario TechnoBlob

Linux

Backup harddisk to remote machine

dd bs=1M if=/dev/hda | gzip | ssh user@remote ‘dd of=hda.gz’

Linux

Set file timestamp (YYMMDDhhmm)

touch -c -t 0304050607 file

Scripting

Replace word in files

Example: replace Strict with Transitional in your PHP-files sed -i -e ‘s/Strict/Transitional/’ *.php Warning! Edit files in place

Scripting

How do I save or redirect stdout and stderr into different files?

Q. I need to run a program called oraMon.pl. However this program is run from cron job. It report error to stderr and normal output to stdout. How do I save stdout, stderr and both into 3 separate log files? A. It is not that hard if you know howto redirect stderr, stdout and a […]

Scripting

Shell script to restart MySQL server if it is killed or not working

Shell script to restart MySQL server if it is killed or not working monitor_mysql.bash #!/bin/bash # Shell script to restart MySQL server if it is killed or not working # due to ANY causes. # When script detects mysql is not running (it basically sends ping request # to MySQL) it try to start using […]