여러대의 서버에 같은 쉘명령을 한번에 실행하기 (from http://www.powerbox.pe.kr/351)

cmd-mcp.sh

### cmd.sh

#!/bin/sh
HOSTLIST=hostlist.dat
if [ ! -n "$1" ]
then
echo "usage: $0 \"command arg1 arg2 ... \""
exit 1
fi
for i in `cat ~/$HOSTLIST`
do
echo $i "$*"
ssh $i "$*"
done

### hostlist.dat
ip또는 hostname
ip또는 hostname
ip또는 hostname


### mcp.sh

#!/bin/sh
HOSTLIST=~/hostlist.dat
if [ ! -n "$1" ]
then
echo "usage: $0 \"copy-file-name\""
exit 1
fi
for i in `cat $HOSTLIST`
do
echo $i "$*"
scp $1 $i:$1
done