hadoop error

[[email protected] hadoop]$ sbin/start-dfs.sh
14/11/19 18:07:49 WARN util.NativeCodeLoader: Unable to load native-hadoop library for your platform... using builtin-java classes where applicable
Starting namenodes on [Java HotSpot(TM) 64-Bit Server VM warning: You have loaded library /home/Spark/husor/hadoop/lib/native/libhadoop.so which might have disabled stack guard. The VM will try to fix the stack guard now.
It‘s highly recommended that you fix the library with ‘execstack -c <libfile>‘, or link it with ‘-z noexecstack‘.
Master]
sed: -e expression #1, char 6: unknown option to `s‘
-c: Unknown cipher type ‘cd‘
Master: starting namenode, logging to /home/Spark/husor/hadoop/logs/hadoop-Spark-namenode-Master.out
It‘s: ssh: Could not resolve hostname It‘s: Name or service not known
link: ssh: Could not resolve hostname link: No address associated with hostname
it: ssh: Could not resolve hostname it: No address associated with hostname
noexecstack‘.: ssh: Could not resolve hostname noexecstack‘.: Name or service not known
<libfile>‘,: ssh: Could not resolve hostname <libfile>‘,: Name or service not known
HotSpot(TM): ssh: Could not resolve hostname HotSpot(TM): Name or service not known
‘-z: ssh: Could not resolve hostname ‘-z: Name or service not known
‘execstack: ssh: Could not resolve hostname ‘execstack: Name or service not known
warning:: ssh: Could not resolve hostname warning:: Name or service not known
The authenticity of host ‘java (::)‘ can‘t be established.
RSA key fingerprint is f0:3f:04:51:36:b5:91:c7:fa:47:5a:49:bc:fd:fe:40.
Are you sure you want to continue connecting (yes/no)? to: ssh: connect to host to port 22: Connection timed out
VM: ssh_exchange_identification: Connection closed by remote host
fix: ssh_exchange_identification: Connection closed by remote host
stack: ssh_exchange_identification: Connection closed by remote host
might: ssh_exchange_identification: Connection closed by remote host
The: ssh_exchange_identification: Connection closed by remote host
fix: ssh_exchange_identification: Connection closed by remote host
disabled: ssh_exchange_identification: Connection closed by remote host
highly: ssh_exchange_identification: Connection closed by remote host
the: ssh_exchange_identification: Connection closed by remote host
library: ssh_exchange_identification: Connection closed by remote host
try: ssh_exchange_identification: Connection closed by remote host
have: ssh_exchange_identification: Connection closed by remote host
that: ssh_exchange_identification: Connection closed by remote host
with: ssh_exchange_identification: Connection closed by remote host