Get CPU/Memory from UNIX servers

#!/bin/ksh

USER='username'
SERVER='lists of servers go here'
LOG=CPUMemlog.txt

for i in $SERVER; do
  echo -n ".";
  CHK=`ssh -q -o "BatchMode yes" -o "ConnectTimeout 5" \
            -l $USER $i "echo success"`;
  if [ "success" = $CHK ] >/dev/null 2>&1
  then
    A=`ssh -q -o "BatchMode yes" -o "ConnectTimeout 5" -l $USER $i "machinfo | grep CPUs | awk '{print $5}'"`
    B=`ssh -q -o "BatchMode yes" -o "ConnectTimeout 5" -l $USER $i "machinfo | grep Memory | awk '{print $3}'"`
    echo "$i CPU: $A MEMORY: $B" >> scp $LOG
  else
    printf "${i}\tUnable to connect to host\n" >> $LOG;
  fi
done
echo ""
echo "Done!"
echo "Check the list 'checkssh_failure' for errors."
exit 0