Find/Zip/Move/Delete files older than x days
find ./ -name "*.ARC" -mtime +1 -exec ls -l {} \;
find ./ -name "*.ARC" -mtime +1 -exec rm {} \;
find ./ -name "*.ARC" -mtime +1 -exec gzip {} \;
find ./ -name "*.arch" -mtime +1 -exec mv {} /u01/andy/;
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Delete the 500 oldest files
rm -f `ls -tr|head -500`
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Find and grep
find ./ -grep <what> {} \; -print 2>/dev/null
Or...
find ./ -exec grep -l "string" {} \;
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list all files opened by a process
lsof -p <pid>
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ls -l sorted by size
ls -l |sort -k 5
du -sk *|sort -n
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cpio unzip syntax
cpio -idmv < <filename>
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man commands
man -k <what> -displays the chapters containing the specified
man <chapter> <what> -shows the page
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pipes
mknod <name> p
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Turn off auto indent and bracket matching in vi
:set noai nosm
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Capture a control charater
ctl-v then press the control key (eg. backspace)
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Configure ksh environment
To display the current settings
set -o
To set HP/UX stylee...
set -o vi
set -o vi-esccomplete
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Show routing tables
netstat -r
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Check all logs for ORA- errors
grep ^ORA- *log |cut -f2 -d"-"|cut -f1 -d:|awk '{print "ORA-" $1}'|sort -u
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