From LedHed's Wiki
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| − | + | '''Tips -N- Tricks''' | |
| − | + | == Search command history == | |
grep -i 'SearchStringHere' ~/.bash_history<br> | grep -i 'SearchStringHere' ~/.bash_history<br> | ||
| − | + | ||
| − | + | == View Log Continuously == | |
tail -f /path/to/log/filename<br> | tail -f /path/to/log/filename<br> | ||
or<br> | or<br> | ||
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tail -f /path/to/log/filename | grep -i 'FilterStringHere'<br> | tail -f /path/to/log/filename | grep -i 'FilterStringHere'<br> | ||
<br> | <br> | ||
| − | + | == Dump a .conf file to a new file without the comments (#) == | |
grep -v '#' file.conf > newfile.conf<br> | grep -v '#' file.conf > newfile.conf<br> | ||
| + | == Disable/Enable Swap == | ||
| + | To disable all swap space in Linux use this command: | ||
| + | swapoff -a | ||
| + | |||
| + | To re-enable it use this command: | ||
| + | swapon -a | ||
[[Category:Linux]] | [[Category:Linux]] | ||
Revision as of 21:48, 19 May 2008
Tips -N- Tricks
Contents
Search command history
grep -i 'SearchStringHere' ~/.bash_history
View Log Continuously
tail -f /path/to/log/filename
or
Filter a continuous log for a specific entry
tail -f /path/to/log/filename | grep -i 'FilterStringHere'
Dump a .conf file to a new file without the comments (#)
grep -v '#' file.conf > newfile.conf
Disable/Enable Swap
To disable all swap space in Linux use this command:
swapoff -a
To re-enable it use this command:
swapon -a