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Count how many times a pattern is present into a file. It can be one or more lines. No overlapping. It means searching for aa on aaa will output 1 not 2.
Count how many times a pattern is present into a stream. It can be one or more lines. No overlapping. It means searching for aa on aaa will output 1 not 2.
Note that the -i will not help in a script. Proper error checking is required.
This prints out a list of all zombie processes PIDs so you can do things like kill the zombies
not shown ifconfig error
You must have smartmontools installed for this to work. This also assumes you 512 byte sector sizes, this is pretty standard.
The command will read the apache log file and fetch the virtual host requested and the number of requests.
Sure, it's dirty, but it's quick, it only displays the excuse, and it works.
polls the pirate bay mirrors list and chooses a random site and opens it for you in firefox
Given a hosts list, ssh one by one and echo its name only if 'processname' is not running.
Monitoring system in one line :
DISK : disk space
MEM: memory ( mem , swap, Total)
CPU : all information about cpu activity
LOAD : load average
Top 30 History Command line with histogram display
capture 2000 packets and print the top 10 talkers
Caution: distructive overwrite of filenames
Useful for concatenating pdfs in date order using pdftk
Reduced to only one command. :)