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UGU: Unix Guru Universe - Unix Tip #4557- September 2, 2013 - Home : Help : Today's Tip
Unix Tip #4557- September 2, 2013

NULL IT FAST


Here is the fastest way to truncate a file to zero
bytes in a bourne or korn shell.

$ > /var/log/messages

This is a good method, if the file has to be truncated,
but is opened by another process. For example, if you
want to truncate /var/log/messages, which is held
open by syslogd...

This tip generously supported by: ulli@ucrc.org

NOTE: All tips provided are USE AT YOUR OWN RISK. Tips are submitted by various unix admins around the globe. UGU suggest you read and test each tip in a non-volitile environment before placing into production.


LAST 5 TIPS
4556 - SPLIT FILES FOR FLOPPIES
4555 - SEARCH AND EDIT IN ONE
4554 - SUSPEND YOURSELF
4553 - CLEANUP DOS FILES
4552 - MULTIPLE SYSTEM FILE UPDATES


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