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Looping not completing in shell script

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Looping not completing in shell script.
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Old Unix and Linux 02-11-2013
surender reddy surender reddy is offline
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Looping not completing in shell script

Hi,

Iam using below code to login to servers to get cpu utilisation. but output is coming for only one server. code is below
HTML Code:
root@blr-svr-oclan-01 # more SSSC_CPU_UTIL1.sh
#!/bin/sh
echo "CPU UTILIZATION"
while read line; do
IDLE=`/usr/local/bin/sshpass -p 'xxx' ssh xxx@$line 'sar 2 2' | grep Average | cut -c38-40`
USAGE=`expr 100 - $IDLE`
echo $USAGE
done< sssc_ips.txt
inputfile

HTML Code:
root@blr-svr-oclan-01 # more sssc_ips.txt
172.30.3.42
172.30.3.64
172.30.19.42
172.30.19.38
HTML Code:
root@blr-svr-oclan-01 # sh  SSSC_CPU_UTIL1.sh sssc_ips.txt
output is coming as below
HTML Code:
CPU UTILIZATION
61
sample output of command sar 2 2 is given below

root@blr-svr-netap-01 # sar 2 2

HTML Code:
SunOS blr-svr-netap-01 5.10 Generic_137111-08 sun4u    02/11/2013

16:52:16    %usr    %sys    %wio   %idle
16:52:18      52       5       0      43
16:52:20      53       5       0      42

Average       53       5       0      42
please help to get the output for all servers and ip address of servers in output