远程ssh过去得不到对方机器的信息？？？？

yabo300

[support@localhost ~]$ cat free.sh
#!/bin/sh
source  ./game.conf
for IP1 in ${iplist

};
do
ssh -t -t support@"$IP1" /bin/bash <<eeooff
IP2=`ifconfig eth1|sed -n '2p'|awk -F : '{print $2}'|awk '{print $1}'`
TOTAL=`free -m|sed -n 2p|awk  '{print $2}'`   
FREE=`free -m|sed -n 3p|awk '{print $NF}'`

echo  "\$IP2"    "\$TOTAL"   "\$FREE"
echo  ""

exit

eeooff

done


[support@localhost ~]$ cat game.conf
iplist=(
192.168.10.2   #gs1

)



[support@localhost ~]$ sh -x free.sh
+ source ./game.conf
++ iplist=(192.168.10.2)
+ for IP1 in '${iplist

}'
+ ssh -t -t support@192.168.10.2 /bin/bash
++ awk '{print $1}'
++ awk -F : '{print $2}'
++ sed -n 2p
++ ifconfig eth1
++ awk '{print $2}'
++ sed -n 2p
++ free -m
++ awk '{print $NF}'
++ sed -n 3p
++ free -m
tcgetattr: Inappropriate ioctl for device
IP2=192.168.10.4
TOTAL=980   
FREE=684

echo  "$IP2"    "$TOTAL"   "$FREE"
echo  ""

exit

[support@localhost ~]$ IP2=192.168.10.4
[support@localhost ~]$ TOTAL=980   
[support@localhost ~]$ FREE=684
[support@localhost ~]$
[support@localhost ~]$ echo  "$IP2"    "$TOTAL"   "$FREE"
192.168.10.4 980 684
[support@localhost ~]$ echo  ""

[support@localhost ~]$
[support@localhost ~]$ exit
exit
Connection to 192.168.10.2 closed.
[support@localhost ~]$


本机10.4  ，远程10.2，为啥取的是本机的信息，远程的取不到，脚本不用ssh远程连，执行是正确的。

yabo300

想取10.2的信息。

blackfriday13

ssh -t -t support@"$IP1" /bin/bash > /dev/null 2>&1 << eeooff  难道需要是这个样子？