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...Or if you're using ksh, the command

> /tmp/the-file-I-want-nothing-in.txt

will create a null file.

Or, you could enter on line one:

dG

and that would delete to the end of the file.

Also, you can use vgcfgbackup and vgcfgrestore to back up and restore LVM configuration information for volume groups.

I am runnig Solaris 5.6 and using the command line. The tr command is in /usr/bin.
# echo "-777" | tr '\-rwx' 0421
0777


I also got this to work taking dashes into consideration. The...

This worked for me:

#echo "rwx" | tr rwx 421
421