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# hostnamectl set-hostname cdh00.rabbit.kr
 
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2.

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# vi /etc/hosts
 
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3.

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192.168.0.23 cdh00
192.168.0.24 cdh01
192.168.0.25 cdh02
192.168.0.27 cdh03
192.168.0.26 cdh04
        
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4,

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# ssh-keygen
Generating public/private rsa key pair.
Enter file in which to save the key (/root/.ssh/id_rsa):
Created directory '/root/.ssh'.
Enter passphrase (empty for no passphrase):
Enter same passphrase again:
Your identification has been saved in /root/.ssh/id_rsa.
Your public key has been saved in /root/.ssh/id_rsa.pub.
The key fingerprint is:
SHA256:MdT7uyeHUWBNsZ6Oi3hqa6qy/UeVp/ZyPUp0qQJfIrI root@cdh00.rabbit.kr
The key's randomart image is:
+---[RSA 2048]----+
        ..   oo. |
       .  . o .. |
        o  + ..  |
         o+ ...o |
      . S..+o.=  |
       o.+o+o=   |
      E. .o.+=.  |
  ..    +.o+*.=  |
  .oooo=++.o+* . |
+----[SHA256]-----+
 
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5.

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# ssh-copy-id -i ~/.ssh/id_rsa.pub cdh01
/bin/ssh-copy-id: INFO: Source of key(s) to be installed: "/root/.ssh/id_rsa.pub"
The authenticity of host 'cdh01 (192.168.0.24)' can't be established.
ECDSA key fingerprint is SHA256:wS8cbjSpKH87w+gzj99YrffsEminjggyur8RD9olnuQ.
ECDSA key fingerprint is MD5:24:b0:77:d4:01:db:47:2e:c5:cc:06:68:7f:32:d5:66.
Are you sure you want to continue connecting (yes/no)? yes
/bin/ssh-copy-id: INFO: attempting to log in with the new key(s), to filter out any that are already installed
/bin/ssh-copy-id: INFO: 1 key(s) remain to be installed -- if you are prompted now it is to install the new keys
root@cdh01's password:
 
Number of key(s) added: 1
 
Now try logging into the machine, with:   "ssh 'cdh01'"
and check to make sure that only the key(s) you wanted were added.
 
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# scp -r ~/.ssh/* cdh01:~/.ssh/
id_rsa                                                                             100% 1679     2.4MB/s   00:00
id_rsa.pub                                                                         100%  402     1.1MB/s   00:00
known_hosts                                                                        100%  720     1.2MB/s   00:00
 
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7. pssh 설치

 : 관련 게시글 참조 요망



8.

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# pssh -h dept.hosts service iptables stop
[1] 14:25:01 [SUCCESS] root@192.168.0.26
[2] 14:25:01 [SUCCESS] root@192.168.0.24
[3] 14:25:01 [SUCCESS] root@192.168.0.25
[4] 14:25:01 [SUCCESS] root@192.168.0.27
[5] 14:25:01 [SUCCESS] root@192.168.0.23
 
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# pssh -h dept.hosts chkconfig iptables off
[1] 14:25:55 [SUCCESS] root@192.168.0.24
[2] 14:25:55 [SUCCESS] root@192.168.0.26
[3] 14:25:55 [SUCCESS] root@192.168.0.27
[4] 14:25:56 [SUCCESS] root@192.168.0.25
[5] 14:25:56 [SUCCESS] root@192.168.0.23
 
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# vi /etc/sysconfig/selinux
 
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#SELINUX=enforcing
SELINUX=disabled
 
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# pscp -h dept.hosts /etc/sysconfig/selinux /etc/sysconfig/selinux
[1] 14:29:55 [SUCCESS] root@192.168.0.25
[2] 14:29:55 [SUCCESS] root@192.168.0.24
[3] 14:29:55 [SUCCESS] root@192.168.0.26
[4] 14:29:55 [SUCCESS] root@192.168.0.27
[5] 14:29:55 [SUCCESS] root@192.168.0.23
 
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# pssh -h dept.hosts 'sysctl -w vm.swappiness=0'
[1] 14:31:06 [SUCCESS] root@192.168.0.24
[2] 14:31:06 [SUCCESS] root@192.168.0.25
[3] 14:31:06 [SUCCESS] root@192.168.0.26
[4] 14:31:06 [SUCCESS] root@192.168.0.27
[5] 14:31:06 [SUCCESS] root@192.168.0.23
 
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14.

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# echo 'vm.swappiness=0' >> /etc/sysctl.conf
 
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# pscp -h dept.hosts /etc/sysctl.conf /etc/sysctl.conf
[1] 14:32:07 [SUCCESS] root@192.168.0.24
[2] 14:32:07 [SUCCESS] root@192.168.0.25
[3] 14:32:07 [SUCCESS] root@192.168.0.26
[4] 14:32:07 [SUCCESS] root@192.168.0.23
[5] 14:32:07 [SUCCESS] root@192.168.0.27
 
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# echo never > /sys/kernel/mm/transparent_hugepage/defrag
 
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* All Node



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# echo never > /sys/kernel/mm/transparent_hugepage/enabled
 
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* All Nodes



18.

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# cat << EOT >> /etc/rc.local
> echo never > /sys/kernel/mm/transparent_hugepage/defrag
> echo never > /sys/kernel/mm/transparent_hugepage/enabled
> EOT
 
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# pscp -h dept.hosts /etc/rc.local /etc/rc.local
[1] 14:39:55 [SUCCESS] root@192.168.0.24
[2] 14:39:55 [SUCCESS] root@192.168.0.25
[3] 14:39:55 [SUCCESS] root@192.168.0.26
[4] 14:39:55 [SUCCESS] root@192.168.0.23
[5] 14:39:55 [SUCCESS] root@192.168.0.27
 
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# pssh -h dept.hosts yum install -y ntp
[1] 14:41:42 [SUCCESS] root@192.168.0.26
[2] 14:41:43 [SUCCESS] root@192.168.0.25
[3] 14:41:43 [SUCCESS] root@192.168.0.27
[4] 14:41:43 [SUCCESS] root@192.168.0.24
[5] 14:41:44 [SUCCESS] root@192.168.0.23
 
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# cat << EOT >> /etc/ntp.conf
> server 0.kr.pool.ntp.org
> server 1.asia.pool.ntp.org
> server 2.kr.pool.ntp.org
> server 3.asia.pool.ntp.org
> EOT
 
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# pscp -h dept.hosts /etc/ntp.conf /etc/ntp.conf
[1] 14:48:07 [SUCCESS] root@192.168.0.25
[2] 14:48:07 [SUCCESS] root@192.168.0.26
[3] 14:48:07 [SUCCESS] root@192.168.0.24
[4] 14:48:07 [SUCCESS] root@192.168.0.23
[5] 14:48:07 [SUCCESS] root@192.168.0.27
 
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# pssh -h dept.hosts service ntpd stop
[1] 14:48:47 [SUCCESS] root@192.168.0.24
[2] 14:48:47 [SUCCESS] root@192.168.0.26
[3] 14:48:47 [SUCCESS] root@192.168.0.25
[4] 14:48:47 [SUCCESS] root@192.168.0.23
[5] 14:48:47 [SUCCESS] root@192.168.0.27
 
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# pssh -h dept.hosts ntpdate kr.pool.ntp.org
[1] 14:49:18 [SUCCESS] root@192.168.0.24
[2] 14:49:20 [SUCCESS] root@192.168.0.25
[3] 14:49:20 [SUCCESS] root@192.168.0.26
[4] 14:49:20 [SUCCESS] root@192.168.0.27
[5] 14:49:21 [SUCCESS] root@192.168.0.23
 
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# pssh -h dept.hosts service ntpd start
[1] 14:49:31 [SUCCESS] root@192.168.0.24
[2] 14:49:31 [SUCCESS] root@192.168.0.25
[3] 14:49:31 [SUCCESS] root@192.168.0.26
[4] 14:49:31 [SUCCESS] root@192.168.0.27
[5] 14:49:31 [SUCCESS] root@192.168.0.23
 
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# pssh -h dept.hosts chkconfig ntpd on
[1] 14:49:51 [SUCCESS] root@192.168.0.25
[2] 14:49:51 [SUCCESS] root@192.168.0.24
[3] 14:49:51 [SUCCESS] root@192.168.0.26
[4] 14:49:51 [SUCCESS] root@192.168.0.27
[5] 14:49:51 [SUCCESS] root@192.168.0.23
 
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# cat << EOT >> /etc/security/limits.conf
> *    hard nofile 131072
> *    soft nofile 131072
> root hard nofile 131072
> root soft nofile 131072
> EOT
 
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# pscp -h dept.hosts /etc/security/limits.conf /etc/security/limits.conf
[1] 15:38:09 [SUCCESS] root@192.168.0.25
[2] 15:38:09 [SUCCESS] root@192.168.0.24
[3] 15:38:09 [SUCCESS] root@192.168.0.26
[4] 15:38:09 [SUCCESS] root@192.168.0.27
[5] 15:38:09 [SUCCESS] root@192.168.0.23
 
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29.

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# pssh -h dept.hosts reboot
 
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30.

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# wget http://archive.cloudera.com/cm5/installer/latest/cloudera-manager-installer.bin
--2018-06-01 16:28:20--  http://archive.cloudera.com/cm5/installer/latest/cloudera-manager-installer.bin
Resolving archive.cloudera.com (archive.cloudera.com)... 151.101.0.167, 151.101.64.167, 151.101.128.167, ...
Connecting to archive.cloudera.com (archive.cloudera.com)|151.101.0.167|:80... connected.
HTTP request sent, awaiting response... 200 OK
Length: 521190 (509K) [application/octet-stream]
Saving to: ‘cloudera-manager-installer.bin’
 
100%[===========================================================================>] 521,190     1.11MB/s   in 0.4s
 
2018-06-01 16:28:21 (1.11 MB/s) - ‘cloudera-manager-installer.bin’ saved [521190/521190]
 
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31.

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# chmod u+x cloudera-manager-installer.bin
 
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32.

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# ./cloudera-manager-installer.bin
 
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* 초기 계정 정보 : admin / admin



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