{"id":131917,"date":"2020-07-06T09:28:18","date_gmt":"2020-07-06T01:28:18","guid":{"rendered":"http:\/\/4563.org\/?p=131917"},"modified":"2020-07-06T09:28:18","modified_gmt":"2020-07-06T01:28:18","slug":"%e5%a4%a7%e6%95%b0%e6%8d%ae%e9%9b%86%e7%be%a4%e6%90%ad%e5%bb%ba-%e4%b8%80-hadoop-%e4%b8%89%e8%8a%82%e7%82%b9%e5%88%86%e5%b8%83%e5%bc%8f%e9%9b%86%e7%be%a4%e6%90%ad%e5%bb%ba","status":"publish","type":"post","link":"http:\/\/4563.org\/?p=131917","title":{"rendered":"\u5927\u6570\u636e\u96c6\u7fa4\u642d\u5efa (\u4e00) hadoop \u4e09\u8282\u70b9\u5206\u5e03\u5f0f\u96c6\u7fa4\u642d\u5efa"},"content":{"rendered":"

Hadoop\u5927\u81f4\u53ef\u5206\u4e3aApache Hadoop\u548c\u7b2c\u4e09\u65b9\u53d1\u884c\u7248Hadoop\uff0c\u8003\u8651\u5230Hadoop\u96c6\u7fa4\u90e8\u7f72\u7684\u9ad8\u6548\uff0c\u96c6\u7fa4\u7684\u7a33\u5b9a\u6027\uff0c\u4ee5\u53ca\u540e\u671f\u96c6\u4e2d\u7684\u914d\u7f6e\u7ba1\u7406\uff0c\u4e1a\u754c\u591a\u4f7f\u7528Cloudera\u516c\u53f8\u7684\u53d1\u884c\u7248\uff0c\u7b80\u79f0\u4e3aCDH\u3002<\/p>\n

<\/a>\u73af\u5883\u51c6\u5907<\/h3>\n

\u51c6\u5907\u597d\u4e09\u53f0\u73af\u5883\u4e00\u6837\u7684centos7\u5728\u672c\u5730\u865a\u62df\u673aVMWare\u4e0a\uff0cCloudera\u53d1\u884c\u7248\u6bd4\u8d77Apache\u793e\u533a\u7248\u672c\u5b89\u88c5\u5bf9\u786c\u4ef6\u7684\u8981\u6c42\u66f4\u9ad8\uff0c\u5185\u5b58\u81f3\u5c1110G\uff0c\u4e0d\u7136\u540e\u9762\u4f60\u4f1a\u9047\u5230\u5404\u79cd\u95ee\u9898\uff0c\u6216\u8bb8\u90fd\u627e\u4e0d\u5230\u7b54\u6848\u3002<\/p>\n

\u4e09\u8282\u70b9\u865a\u62df\u673a\u73af\u5883\u5982\u4e0b\uff1a<\/p>\n\n\n\n\n\n\n\n
IP\u5730\u5740<\/th>\n\u4e3b\u673a\u540d<\/th>\n\u8bf4\u660e<\/th>\n<\/tr>\n<\/thead>\n
172.16.225.131<\/td>\nnode01<\/td>\nnamenode<\/td>\n<\/tr>\n
172.16.225.132<\/td>\nnode03<\/td>\ndatanode<\/td>\n<\/tr>\n
172.16.225.133<\/td>\nnode04<\/td>\ndatanode<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n

<\/a>\u914d\u7f6e\u5b9a\u65f6\u65f6\u95f4\u540c\u6b65<\/h3>\n
\n\n\n
\n
1<\/span>
2<\/span>
3<\/span>
4<\/span>
5<\/span>
6<\/span>
7<\/span>
8<\/span>
9<\/span>
10<\/span>
11<\/span>
12<\/span>
13<\/span>
14<\/span>
15<\/span>
<\/pre>\n<\/td>\n
\n
yum install -y ntpdate<\/span>
<\/span>
#\u4f7f\u7528crontab -e\u547d\u4ee4\u6dfb\u52a0\u5b9a\u65f6\u65f6\u95f4\u540c\u6b65\u914d\u7f6e <\/span>
[root@localhost ~]# crontab -e <\/span>
<\/span>
<\/span>
#\u4ee5\u4e0b\u914d\u7f6e\u7684\u610f\u601d\u662f\u6bcf\u5206\u949f\u540c\u6b65\u4e00\u6b21\u65f6\u95f4 <\/span>
*/1 * * * * /usr/sbin/ntpdate us.pool.ntp.org<\/span>
<\/span>
<\/span>
#\u7b49\u5f85\u4e00\u5206\u949f\u5de6\u53f3\u4f7f\u7528date\u547d\u4ee4\u67e5\u770b\u7cfb\u7edf\u65f6\u95f4\u662f\u5426\u540c\u6b65 <\/span>
[root@localhost ~]# <\/span>
date <\/span>
Sun Jun 30 10:51:17 CST 2019 <\/span>
[root@localhost ~]#<\/span>
<\/pre>\n<\/td>\n<\/tr>\n<\/table>\n<\/figure>\n
<\/a>\u505c\u6b62\u9632\u706b\u5899<\/h3>\n
\n\n\n
\n
1<\/span>
2<\/span>
3<\/span>
4<\/span>
5<\/span>
6<\/span>
<\/pre>\n<\/td>\n
\n
#\u505c\u6b62\u9632\u706b\u5899 <\/span>
[root@node01 ~]# systemctl stop firewalld<\/span>
#\u7981\u6b62\u9632\u706b\u5899\u968f\u7740\u7cfb\u7edf\u542f\u52a8\u800c\u542f\u52a8 <\/span>
[root@node01 ~]# systemctl disable firewalld<\/span>
#\u67e5\u770b\u9632\u706b\u5899\u72b6\u6001<\/span>
[root@node01 ~]# systemctl status firewalld<\/span>
<\/pre>\n<\/td>\n<\/tr>\n<\/table>\n<\/figure>\n
\"\u5927\u6570\u636e\u96c6\u7fa4\u642d\u5efa<\/p>\n
<\/a>\u6dfb\u52a0hadoop\u666e\u901a\u7528\u6237<\/h3>\n
\u5728root\u7528\u6237\u57fa\u7840\u4e0a\u6dfb\u52a0hadoop\u7528\u6237\u5e76\u8bbe\u7f6esudo\u6743\u9650\uff0c\u540e\u7eed\u8f6f\u4ef6\u7684\u5b89\u88c5\u6709\u4e9b\u662f\u5728hadoop\u7528\u6237\u4e0b\u5b8c\u6210\u3002<\/p>\n
\n\n\n
\n
1<\/span>
2<\/span>
3<\/span>
4<\/span>
5<\/span>
6<\/span>
<\/pre>\n<\/td>\n
\n
useradd hadoop<\/span>
passwd hadoop<\/span>
<\/span>
#\u4e3ahadoop\u7528\u6237\u6dfb\u52a0sudo\u6743\u9650<\/span>
vi /etc/sudoers<\/span>
hadoop  ALL=(ALL)       ALL<\/span>
<\/pre>\n<\/td>\n<\/tr>\n<\/table>\n<\/figure>\n
<\/a>\u65b0\u5efa\u5b89\u88c5\u5305\u76ee\u5f55\u4ee5\u53ca\u5b89\u88c5\u76ee\u5f55<\/h3>\n
\u5efa\u7acb\u7edf\u4e00\u7684\u8f6f\u4ef6\u5b89\u88c5\u5305\u76ee\u5f55\u548c\u5b89\u88c5\u76ee\u5f55\uff0c\u5176\u4e2dsoftware\u76ee\u5f55\u4e3a\u538b\u7f29\u5305\u5b58\u653e\u76ee\u5f55\uff0cmodule\u4e3a\u5b9e\u9645\u8f6f\u4ef6\u5b89\u88c5\u76ee\u5f55\u3002<\/p>\n
\n\n\n
\n
1<\/span>
2<\/span>
3<\/span>
4<\/span>
5<\/span>
<\/pre>\n<\/td>\n
\n
mkdir -p /opt/module<\/span>
mkdir -p /opt/software<\/span>
<\/span>
# \u66f4\u6539 /opt \u7528\u6237\u548c\u7528\u6237\u7ec4hadoop<\/span>
chown -R hadoop:hadoop /opt/<\/span>
<\/pre>\n<\/td>\n<\/tr>\n<\/table>\n<\/figure>\n
\"\u5927\u6570\u636e\u96c6\u7fa4\u642d\u5efa<\/p>\n
<\/a>\u5b89\u88c5JDK\u548cHadoop<\/h3>\n
<\/a>\u5b89\u88c5 JDK<\/h4>\n
[\u767e\u5ea6\u7f51\u76d8\u4e0b\u8f7d\u94fe\u63a5: https:\/\/pan.baidu.com\/s\/1hTJqWjOKs4PwFE5E4_p4Fg<\/a>  \u5bc6\u7801: 2rjn](\u94fe\u63a5: https:\/\/pan.baidu.com\/s\/1hTJqWjOKs4PwFE5E4_p4Fg<\/a>  \u5bc6\u7801: 2rjn)<\/p>\n
\n\n\n
\n
1<\/span>
2<\/span>
3<\/span>
4<\/span>
5<\/span>
6<\/span>
7<\/span>
8<\/span>
<\/pre>\n<\/td>\n
\n
# \u8fdb\u5165\u8f6f\u4ef6\u5b89\u88c5\u5305\u76ee\u5f55<\/span>
cd /opt/software<\/span>
<\/span>
# rz \u547d\u4ee4\u6253\u5f00\u672c\u5730\u9700\u8981\u4e0a\u4f20jdk\u5305\uff0c yum install lrzsz<\/span>
rz <\/span>
<\/span>
# \u5b89\u88c5jdk<\/span>
rpm -ivh jdk-8u211-linux-x64.rpm<\/span>
<\/pre>\n<\/td>\n<\/tr>\n<\/table>\n<\/figure>\n
<\/a>\u914d\u7f6ejava\u73af\u5883\u53d8\u91cf<\/h4>\n
\n\n\n
\n
1<\/span>
2<\/span>
3<\/span>
4<\/span>
5<\/span>
6<\/span>
7<\/span>
8<\/span>
9<\/span>
10<\/span>
11<\/span>
<\/pre>\n<\/td>\n
\n
#\u9996\u5148\u4f7f\u7528find\u547d\u4ee4\u627e\u5230java\u7684\u5b89\u88c5\u76ee\u5f55<\/span>
[root@node01 software]# find / -name java<\/span>
/etc/pki/ca-trust/extracted/java<\/span>
/etc/pki/java<\/span>
/etc/alternatives/java<\/span>
/var/lib/alternatives/java<\/span>
/usr/bin/java<\/span>
/usr/java<\/span>
/usr/java/jdk1.8.0_211-amd64/bin/java<\/span>
/usr/java/jdk1.8.0_211-amd64/jre/bin/java<\/span>
[root@node01 software]#<\/span>
<\/pre>\n<\/td>\n<\/tr>\n<\/table>\n<\/figure>\n
\n\n\n
\n
1<\/span>
2<\/span>
3<\/span>
4<\/span>
5<\/span>
6<\/span>
7<\/span>
8<\/span>
<\/pre>\n<\/td>\n
\n
vim ~/.bash_profile<\/span>
<\/span>
JAVA_HOME=/usr/java/jdk1.8.0_211-amd64<\/span>
<\/span>
#java\u73af\u5883\u53d8\u91cf\u52a0\u5165\u5230path\u4e2d <\/span>
PATH=$PATH:$HOME/bin:$JAVA_HOME/bin<\/span>
<\/span>
export JAVA_HOME export PATH<\/span>
<\/pre>\n<\/td>\n<\/tr>\n<\/table>\n<\/figure>\n
\n\n\n
\n
1<\/span>
2<\/span>
3<\/span>
4<\/span>
5<\/span>
<\/pre>\n<\/td>\n
\n
[root@node01 software]# source .bash_profile<\/span>
[root@node01 software]# java -version<\/span>
java version "1.8.0_211"<\/span>
Java(TM) SE Runtime Environment (build 1.8.0_211-b12)<\/span>
Java HotSpot(TM) 64-Bit Server VM (build 25.211-b12, mixed mode)<\/span>
<\/pre>\n<\/td>\n<\/tr>\n<\/table>\n<\/figure>\n
<\/a>\u865a\u62df\u673a\u514b\u9686<\/h3>\n
\u4ee5\u4e0a\u5c31\u5b8c\u6210\u4e86\u4e00\u53f0\u673a\u5668\u7684\u5b89\u88c5\u51c6\u5907\u5de5\u4f5c\uff0c\u914d\u7f6e\u96c6\u7fa4\u7684\u8bdd\u9700\u8981\u518d\u514b\u96862\u53f0\uff0c\u8fd9\u91cc\u4e0d\u518d\u5c55\u793a\uff0c\u514b\u9686\u5b8c\u6210\u540e\u9700\u8981\u518d\u4fee\u6539\u7f51\u5361\u548c\u4e3b\u673a\u540d\u3002<\/p>\n
<\/a>\u4fee\u6539\u673a\u5668\u540d\u79f0\u4ee5\u53ca\u8bbe\u7f6e\u514d\u5bc6\u767b\u5f55<\/h3>\n
<\/a>ip \u914d\u7f6e<\/h4>\n
\u4e09\u8282\u70b9ip\u89c4\u5212\u5982\u4e0b\uff1a<\/p>\n\n\n\n\n\n\n\n\n
\u8282\u70b9\u540d\u79f0<\/th>\nip<\/th>\n<\/tr>\n<\/thead>\n
node01<\/td>\n172.16.225.131<\/td>\n<\/tr>\n
node02<\/td>\n172.16.225.132<\/td>\n<\/tr>\n
node03<\/td>\n172.16.225.133<\/td>\n<\/tr>\n
\u5173\u4e8e\u9759\u6001ip\u7684\u8bbe\u7f6e\uff0c\u53ef\u4ee5\u53c2\u8003\u3002<\/td>\n<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n
<\/a>\u4e3b\u673a\u540d\u914d\u7f6e<\/h4>\n
\u5206\u522b\u767b\u9646\u4e09\u53f0\u4e3b\u673a\u4fee\u6539\u4e3b\u673a\u540d\u79f0\uff0c\u547d\u4ee4\u5982\u4e0b\uff1a<\/p>\n
\n\n\n
\n
1<\/span>
2<\/span>
3<\/span>
<\/pre>\n<\/td>\n
\n
hostnamectl set-hostname node01<\/span>
hostnamectl set-hostname node02<\/span>
hostnamectl set-hostname node03<\/span>
<\/pre>\n<\/td>\n<\/tr>\n<\/table>\n<\/figure>\n
<\/a>root\u7528\u6237\u7684\u514d\u5bc6\u767b\u5f55\u914d\u7f6e<\/h3>\n
<\/a>\u751f\u6210\u516c\u94a5\u548c\u79c1\u94a5<\/h4>\n
\u4f7f\u7528\u6b64\u547d\u4ee4\uff1assh-keygen -t rsa \u5206\u522b\u5728\u4e09\u53f0\u673a\u5668\u4e2d\u90fd\u6267\u884c\u4e00\u904d,\u8fd9\u91cc\u53ea\u5728node01\u4e0a\u505a\u6f14\u793a\uff0c\u5176\u4ed6\u4e24\u53f0\u673a\u5668\u4e5f\u9700\u8981\u6267\u884c\u6b64\u547d\u4ee4\u3002<\/p>\n
\n\n\n
\n
1<\/span>
2<\/span>
3<\/span>
4<\/span>
5<\/span>
6<\/span>
7<\/span>
8<\/span>
9<\/span>
10<\/span>
11<\/span>
12<\/span>
13<\/span>
14<\/span>
15<\/span>
16<\/span>
17<\/span>
18<\/span>
19<\/span>
20<\/span>
21<\/span>
22<\/span>
23<\/span>
24<\/span>
<\/pre>\n<\/td>\n
\n
[root@node01 ~]# ssh-keygen -t rsa<\/span>
Generating public/private rsa key pair.<\/span>
Enter file in which to save the key (/root/.ssh/id_rsa):<\/span>
/root/.ssh/id_rsa already exists.<\/span>
Overwrite (y/n)? y<\/span>
Enter passphrase (empty for no passphrase):<\/span>
Enter same passphrase again:<\/span>
Your identification has been saved in /root/.ssh/id_rsa.<\/span>
Your public key has been saved in /root/.ssh/id_rsa.pub.<\/span>
The key fingerprint is:<\/span>
SHA256:PAdYETaFBOpuWU27t6LJQeo5H3vxhvJHljXFqnCm1tY root@node01<\/span>
The key's randomart image is:<\/span>
+---[RSA 2048]----+<\/span>
|      .oB=.  .   |<\/span>
|     . +..    o  |<\/span>
|    . . o    o   |<\/span>
|   .   +.oo +    |<\/span>
|    . o S*.= .   |<\/span>
|   . =  ++B E    |<\/span>
|    = o..B.      |<\/span>
|   o.o.=+.+.     |<\/span>
|    oo*=.+.      |<\/span>
+----[SHA256]-----+<\/span>
[root@node01 ~]#<\/span>
<\/pre>\n<\/td>\n<\/tr>\n<\/table>\n<\/figure>\n
<\/a>\u914d\u7f6ehosts\u6587\u4ef6<\/h4>\n
\n\n\n
\n
1<\/span>
2<\/span>
3<\/span>
4<\/span>
5<\/span>
6<\/span>
7<\/span>
8<\/span>
<\/pre>\n<\/td>\n
\n
vi /etc/hosts<\/span>
<\/span>
127.0.0.1   localhost localhost.localdomain localhost4 localhost4.localdomain4<\/span>
::1         localhost localhost.localdomain localhost6 localhost6.localdomain6<\/span>
<\/span>
172.16.225.131 node01<\/span>
172.16.225.132 node2<\/span>
172.16.225.133 node3<\/span>
<\/pre>\n<\/td>\n<\/tr>\n<\/table>\n<\/figure>\n
<\/a>\u62f7\u8d1d\u516c\u94a5\u6587\u4ef6<\/h4>\n
    \n
  1. \u5c06node01\u7684\u516c\u94a5\u62f7\u8d1d\u5230node02,node03\u4e0a<\/li>\n
  2. \u5c06node2\u7684\u516c\u94a5\u62f7\u8d1d\u5230node01,node03\u4e0a<\/li>\n
  3. \u5c06node3\u7684\u516c\u94a5\u62f7\u8d1d\u5230node01,node02\u4e0a<\/li>\n<\/ol>\n
    \u4ee5\u4e0b\u4ee5node01\u4e3a\u4f8b\u6267\u884c\u79d8\u94a5\u590d\u5236\u547d\u4ee4\uff1assh-copy-id -i \u4e3b\u673a\u540d<\/p>\n
    \n\n\n
    \n
    1<\/span>
    2<\/span>
    3<\/span>
    4<\/span>
    5<\/span>
    6<\/span>
    7<\/span>
    8<\/span>
    9<\/span>
    10<\/span>
    <\/pre>\n<\/td>\n
    		\n
    [root@node01 ~]# ssh-copy-id -i node02<\/span>
    /usr/bin/ssh-copy-id: INFO: Source of key(s) to be installed: "/root/.ssh/id_rsa.pub"<\/span>
    /usr/bin/ssh-copy-id: INFO: attempting to log in with the new key(s), to filter out any that are already installed<\/span>
    /usr/bin/ssh-copy-id: INFO: 1 key(s) remain to be installed -- if you are prompted now it is to install the new keys<\/span>
    root@node2's password:<\/span>
    <\/span>
    Number of key(s) added: 1<\/span>
    <\/span>
    Now try logging into the machine, with:   "ssh 'node02'"<\/span>
    and check to make sure that only the key(s) you wanted were added.<\/span>
    <\/pre>\n<\/td>\n<\/tr>\n<\/table>\n<\/figure>\n
    <\/a>\u9a8c\u8bc1\u514d\u5bc6\u767b\u5f55\u914d\u7f6e<\/h4>\n
    \n\n\n
    \n
    1<\/span>
    2<\/span>
    3<\/span>
    4<\/span>
    5<\/span>
    6<\/span>
    7<\/span>
    8<\/span>
    9<\/span>
    10<\/span>
    11<\/span>
    12<\/span>
    <\/pre>\n<\/td>\n
    		\n
    [root@node01 ~]# ssh node02<\/span>
    Last failed login: Thu Apr  9 12:51:36 CST 2020 from 172.16.225.131 on ssh:notty<\/span>
    There were 2 failed login attempts since the last successful login.<\/span>
    Last login: Wed Apr  8 00:58:47 2020 from 172.16.225.1<\/span>
    [root@node2 ~]# exit<\/span>
    \u767b\u51fa<\/span>
    Connection to node02 closed.<\/span>
    [root@node01 ~]# ssh node03<\/span>
    Last login: Thu Apr  9 12:57:21 2020 from 172.16.225.131<\/span>
    [root@node3 ~]# exit<\/span>
    \u767b\u51fa<\/span>
    Connection to node03 closed.<\/span>
    <\/pre>\n<\/td>\n<\/tr>\n<\/table>\n<\/figure>\n
    <\/a>\u6dfb\u52a0\u672c\u5730\u8ba4\u8bc1\u516c\u94a5\u5230\u8ba4\u8bc1\u6587\u4ef6\u4e2d<\/h4>\n
    \n\n\n
    \n
    1<\/span>
    2<\/span>
    3<\/span>
    4<\/span>
    5<\/span>
    6<\/span>
    <\/pre>\n<\/td>\n
    		\n
    #\u8fdb\u5165\u5230root\u7528\u6237\u7684\u5bb6\u76ee\u5f55\u4e0b <\/span>
    [root@node01 ~]# cd ~ <\/span>
    [root@node01 ~]# cd .ssh/ <\/span>
    #\u5c06\u751f\u6210\u7684\u516c\u94a5\u6dfb\u52a0\u5230\u8ba4\u8bc1\u6587\u4ef6\u4e2d <\/span>
    [root@node01 .ssh]# cat id_rsa.pub >> authorized_keys <\/span>
    [root@node01 .ssh]#<\/span>
    <\/pre>\n<\/td>\n<\/tr>\n<\/table>\n<\/figure>\n
    <\/a>\u5b89\u88c5hadoop<\/h4>\n
    <\/a>\u521b\u5efahadoop \u7528\u6237\u4ee5\u53ca\u7528\u6237\u7ec4<\/h4>\n
    <\/a>\u628aroot\u7528\u6237\u7684\u73af\u5883\u53d8\u91cf\u6587\u4ef6\u590d\u5236\u5e76\u8986\u76d6hadoop\u7528\u6237\u4e0b\u7684.bash_profile<\/h4>\n
    \n\n\n
    \n
    1<\/span>
    <\/pre>\n<\/td>\n
    		\n
    [root@node01 ~]# cp ~/.bash_profile /home/hadoop/<\/span>
    <\/pre>\n<\/td>\n<\/tr>\n<\/table>\n<\/figure>\n
    <\/a>\u914d\u7f6ehaodoop\u7528\u6237\u7684\u514d\u5bc6\u767b\u5f55\u914d\u7f6e<\/h3>\n
    \n\n\n
    \n
    1<\/span>
    2<\/span>
    3<\/span>
    <\/pre>\n<\/td>\n
    		\n
    [root@node01 ~]# su hadoop<\/span>
    <\/span>
    \u914d\u7f6ehaodoop\u7528\u6237\u7684\u514d\u5bc6\u767b\u5f55\u914d\u7f6e \u548c \u4e0a\u6587 root \u7528\u6237\u7684\u514d\u5bc6\u767b\u5f55\u914d\u7f6e \u6d41\u7a0b\u4e00\u6837<\/span>
    <\/pre>\n<\/td>\n<\/tr>\n<\/table>\n<\/figure>\n
    \u7279\u6b8a\u8bf4\u660e\uff1a\u91cd\u8981\u7684\u8bdd\u5fc5\u987b\u8bf4\u4e09\u6b21\uff0c\u4e09\u6b21\uff0c\u4e09\u6b21\uff0c\u518d\u4e09\u6b21\uff0c\u770b\u770b\u4e0b\u9762\u7684\u4e09\u884c\u7ea2\u8272\u7684\u5b57\uff0c\u4e0d\u505a\uff0c\u540e\u9762\u96c6\u7fa4\u542f\u52a8\u4e0d\u4e86\uff0c\u8ba9\u4f60\u540e\u6094\u4e00\u4e07\u5e74\uff0c\u4e0d\u61c2\u7167\u7740\u505a\uff0c\u5565\u90fd\u4e0d\u8981\u60f3,\u4e00\u4e2a\u5b57\u5c31\u662f\u5e72\uff0c\u4e00\u8def\u64cd\u4f5c\u731b\u5982\u864e!<\/p>\n
    <\/a>\u4e0a\u4f20hadoop\u5305\u4ee5\u53ca\u89e3\u538b<\/h3>\n
    [Hadoop\u767e\u5ea6\u7f51\u76d8\u94fe\u63a5: https:\/\/pan.baidu.com\/s\/1PFxDwOjtAM3xMsXyQJXa0Q<\/a>  \u5bc6\u7801: ck4d](\u94fe\u63a5: https:\/\/pan.baidu.com\/s\/1PFxDwOjtAM3xMsXyQJXa0Q<\/a>  \u5bc6\u7801: ck4d)<\/p>\n
    \n\n\n
    \n
    1<\/span>
    2<\/span>
    3<\/span>
    4<\/span>
    <\/pre>\n<\/td>\n
    		\n
    [hadoop@node01 root]$ cd /opt/software/<\/span>
    [hadoop@node01 root]$ rz<\/span>
    <\/span>
    [hadoop@node01 root]$ tar -zxvf hadoop-2.6.0-cdh5.14.2_after_compile.tar.gz -C /opt/module/<\/span>
    <\/pre>\n<\/td>\n<\/tr>\n<\/table>\n<\/figure>\n
    \"\u5927\u6570\u636e\u96c6\u7fa4\u642d\u5efa<\/p>\n
    <\/a>\u914d\u7f6ehadoop\u73af\u5883\u53d8\u91cf<\/h3>\n
    <\/a>\u8bbe\u7f6e\u73af\u5883\u53d8\u91cf<\/h4>\n
    \n\n\n
    \n
    1<\/span>
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    17<\/span>
    18<\/span>
    <\/pre>\n<\/td>\n
    		\n
    vim ~/.base_profile<\/span>
    <\/span>
    # .bash_profile<\/span>
    <\/span>
    # Get the aliases and functions<\/span>
    if [ -f ~/.bashrc ]; then<\/span>
            . ~/.bashrc<\/span>
    fi<\/span>
    <\/span>
    # User specific environment and startup programs<\/span>
    JAVA_HOME=/usr/java/jdk1.8.0_211-amd64<\/span>
    HADOOP_HOME=/opt/module/hadoop-2.6.0-cdh5.14.2<\/span>
    <\/span>
    PATH=$PATH:$HOME/bin:$JAVA_HOME/bin:$HADOOP_HOME/bin:$HADOOP_HOME/sbin<\/span>
    <\/span>
    export JAVA_HOME<\/span>
    export HADOOP_HOME<\/span>
    export PATH<\/span>
    <\/pre>\n<\/td>\n<\/tr>\n<\/table>\n<\/figure>\n
    <\/a>\u9a8c\u8bc1\u73af\u5883\u53d8\u91cf<\/h4>\n
    \n\n\n
    \n
    1<\/span>
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    5<\/span>
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    9<\/span>
    <\/pre>\n<\/td>\n
    		\n
    [root@node01 ~]# source ~/.bash_profile<\/span>
    [root@node01 ~]# hadoop version<\/span>
    Hadoop 2.6.0-cdh5.14.2<\/span>
    Subversion Unknown -r Unknown<\/span>
    Compiled by root on 2019-08-07T08:39Z<\/span>
    Compiled with protoc 2.5.0<\/span>
    From source with checksum 302899e86485742c090f626a828b28<\/span>
    This command was run using /opt/module/hadoop-2.6.0-cdh5.14.2/share/hadoop/common/hadoop-common-2.6.0-cdh5.14.2.jar<\/span>
    [root@node01 ~]#<\/span>
    <\/pre>\n<\/td>\n<\/tr>\n<\/table>\n<\/figure>\n
    <\/a>\u914d\u7f6ehadoop-env.sh<\/h4>\n
    \u8fd9\u4e2a\u6587\u4ef6\u53ea\u9700\u8981\u914d\u7f6eJAVA_HOME\u7684\u503c\u5373\u53ef,\u5728\u6587\u4ef6\u4e2d\u627e\u5230export JAVA_HOME\u5b57\u773c\u7684\u4f4d\u7f6e\uff0c\u5220\u9664\u6700\u524d\u9762\u7684#<\/p>\n
    \n\n\n
    \n
    1<\/span>
    2<\/span>
    3<\/span>
    <\/pre>\n<\/td>\n
    		\n
    vim /opt/module/hadoop-2.6.0-cdh5.14.2/etc/hadoop/hadoop-env.sh<\/span>
    <\/span>
    export JAVA_HOME=/usr/java/jdk1.8.0_211-amd64<\/span>
    <\/pre>\n<\/td>\n<\/tr>\n<\/table>\n<\/figure>\n
    <\/a>4.\u914d\u7f6ecore-site.xml<\/h4>\n
    \n\n\n
    \n
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    <\/pre>\n<\/td>\n
    		\n
    mkdir -p /opt/module/hadoop-2.6.0-cdh5.14.2/datas/tempDatas<\/span>
    <\/span>
    vim /opt/module/hadoop-2.6.0-cdh5.14.2/etc/hadoop/core-site.xml<\/span>
    <\/span>
    <\/span>
    <configuration><\/span>
            <!-- \u6307\u5b9ahdfs\u7684namenode\u4e3b\u673a\u7684hostname --><\/span>
            <property><\/span>
                    <name>fs.defaultFS</name><\/span>
                    <value>hdfs://node01:9000</value><\/span>
            </property><\/span>
            <property><\/span>
                    <name>hadoop.tmp.dir</name><\/span>
                    <value>/opt/module/hadoop-2.6.0-cdh5.14.2/datas/tempDatas</value><\/span>
            </property><\/span>
            <!-- io\u64cd\u4f5c\u6d41\u7684\u914d\u7f6e --><\/span>
            <property><\/span>
                    <name>io.file.buffer.size</name><\/span>
                    <value>4096</value><\/span>
            </property><\/span>
             <!-- \u5f00\u542fhdfs\u7684\u5783\u573e\u6876\u673a\u5236\uff0c\u5220\u9664\u6389\u7684\u6570\u636e\u53ef\u4ee5\u4ece\u5783\u573e\u6876\u4e2d\u56de\u6536\uff0c\u5355\u4f4d\u5206\u949f --><\/span>
            <property><\/span>
                    <name>fs.trash.interval</name><\/span>
                    <value>10080</value><\/span>
            </property><\/span>
    </configuration><\/span>
    <\/pre>\n<\/td>\n<\/tr>\n<\/table>\n<\/figure>\n
    <\/a>\u914d\u7f6ehdfs-site.xml<\/h4>\n
    \n\n\n
    \n
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    <\/pre>\n<\/td>\n
    		\n
    mkdir -p /opt/module/hadoop-2.6.0-cdh5.14.2/datas/namenodeDatas<\/span>
    mkdir -p /opt/module/hadoop-2.6.0-cdh5.14.2/datas/dfs/nn/edits<\/span>
    mkdir -p /opt/module/hadoop-2.6.0-cdh5.14.2/datas/dfs/snn/name<\/span>
    mkdir -p /opt/module/hadoop-2.6.0-cdh5.14.2/datas/dfs/nn/snn/edits<\/span>
    <\/span>
    <\/span>
    vim /opt/module/hadoop-2.6.0-cdh5.14.2/etc/hadoop/hdfs-site.xml<\/span>
    <\/span>
    <configuration><\/span>
            <property><\/span>
                    <name>dfs.namenode.secondary.http-address</name><\/span>
                    <value>node01:50090</value><\/span>
            </property><\/span>
            <property><\/span>
                    <name>dfs.namenode.http-address</name><\/span>
                    <value>node01:50070</value><\/span>
            </property><\/span>
            <property><\/span>
                    <name>dfs.namenode.name.dir</name><\/span>
                    <value>file:///opt/module/hadoop-2.6.0-cdh5.14.2/datas/namenodeDatas</value><\/span>
            </property><\/span>
            <!-- \u5b9a\u4e49dataNode\u6570\u636e\u5b58\u50a8\u7684\u8282\u70b9\u4f4d\u7f6e\uff0c\u5b9e\u9645\u5de5\u4f5c\u4e2d\uff0c\u4e00\u822c\u5148\u786e\u5b9a\u78c1\u76d8\u7684\u6302\u8f7d\u76ee\u5f55\uff0c\u7136\u540e\u591a\u4e2a\u76ee\u5f55\u7528\uff0c\u8fdb\u884c\u5206\u5272 --><\/span>
            <property><\/span>
                    <name>dfs.datanode.data.dir</name><\/span>
                    <value>file:///opt/module/hadoop-2.6.0-cdh5.14.2/datas/datanodeDatas</value><\/span>
            </property><\/span>
            <property><\/span>
                    <name>dfs.namenode.edits.dir</name><\/span>
                    <value>file:///opt/module//hadoop-2.6.0-cdh5.14.2/datas/dfs/nn/edits</value><\/span>
            </property><\/span>
            <property><\/span>
                    <name>dfs.namenode.checkpoint.dir</name><\/span>
                    <value>file:///opt/module/hadoop-2.6.0-cdh5.14.2/datas/dfs/snn/name</value><\/span>
            </property><\/span>
            <property><\/span>
                    <name>dfs.namenode.checkpoint.edits.dir</name><\/span>
                    <value>file:///opt/module/hadoop-2.6.0-cdh5.14.2/datas/dfs/nn/snn/edits</value><\/span>
            </property><\/span>
            <property><\/span>
                    <name>dfs.permissions</name><\/span>
                    <value>false</value><\/span>
            </property><\/span>
            <!--\u6307\u5b9ablock\u5757\u7684\u7684\u5927\u5c0f--><\/span>
            <property><\/span>
                    <name>dfs.blocksize</name><\/span>
                    <value>134217728</value><\/span>
            </property><\/span>
            <!-- --><\/span>
            <property><\/span>
                    <name>dfs.namenode.handler.count</name><\/span>
                    <value>100</value><\/span>
            </property><\/span>
            <!--block\u7684\u526f\u672c\u6570--><\/span>
            <property><\/span>
                    <name>dfs.replication</name><\/span>
                    <value>3</value><\/span>
            </property><\/span>
    </configuration><\/span>
    <\/pre>\n<\/td>\n<\/tr>\n<\/table>\n<\/figure>\n
    <\/a>\u914d\u7f6emapred-site.xml<\/h4>\n
    \n\n\n
    \n
    1<\/span>
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    5<\/span>
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    <\/pre>\n<\/td>\n
    		\n
    cp /opt/module/hadoop-2.6.0-cdh5.14.2/etc/hadoop/mapred-site.xml.template /opt/module/hadoop-2.6.0-cdh5.14.2/etc/hadoop/mapred-site.xml<\/span>
    <\/span>
    vim /opt/module/hadoop-2.6.0-cdh5.14.2/etc/hadoop/mapred-site.xml<\/span>
    <\/span>
    <\/span>
    <configuration><\/span>
            <!--\u6307\u5b9a\u8fd0\u884cmapreduce\u7684\u73af\u5883\u662fyarn --><\/span>
            <property><\/span>
                     <name>mapreduce.framework.name</name><\/span>
                     <value>yarn</value><\/span>
            </property><\/span>
            <property><\/span>
                     <name>mapreduce.job.ubertask.enable</name><\/span>
                     <value>true</value><\/span>
            </property><\/span>
            <property><\/span>
                     <name>mapreduce.jobhistory.address</name><\/span>
                     <value>node01:10020</value><\/span>
                     </property><\/span>
                     <property><\/span>
                     <name>mapreduce.jobhistory.webapp.address</name><\/span>
                     <value>node01:19888</value><\/span>
            </property><\/span>
            <property><\/span>
                    <name>yarn.app.mapreduce.am.env</name><\/span>
                    <value>HADOOP_MAPRED_HOME=${HADOOP_HOME}</value><\/span>
            </property><\/span>
            <property><\/span>
                    <name>mapreduce.map.env</name><\/span>
                    <value>HADOOP_MAPRED_HOME=${HADOOP_HOME}</value><\/span>
            </property><\/span>
            <property><\/span>
                    <name>mapreduce.reduce.env</name><\/span>
                    <value>HADOOP_MAPRED_HOME=${HADOOP_HOME}</value><\/span>
            </property><\/span>
            <property><\/span>
                    <name>mapreduce.application.classpath</name><\/span>
                    <value>$HADOOP_MAPRED_HOME/share/hadoop/mapreduce/*,$HADOOP_MAPRED_HOME/share/hadoop/mapreduce/lib/*</value><\/span>
            </property><\/span>
    </configuration><\/span>
    <\/pre>\n<\/td>\n<\/tr>\n<\/table>\n<\/figure>\n
    <\/a>\u914d\u7f6eyarn-site.xml<\/h4>\n
    \n\n\n
    \n
    1<\/span>
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    <\/pre>\n<\/td>\n
    		\n
    vim /opt/module/hadoop-2.6.0-cdh5.14.2/etc/hadoop/yarn-site.xml<\/span>
    <\/span>
    <\/span>
    <configuration><\/span>
    <!-- Site specific YARN configuration properties --><\/span>
    <!--\u6307\u5b9aresourcemanager\u7684\u4f4d\u7f6e--><\/span>
            <property><\/span>
                    <name>yarn.resourcemanager.hostname</name><\/span>
                    <value>node01</value><\/span>
            </property><\/span>
            <property><\/span>
                    <name>yarn.nodemanager.aux-services</name><\/span>
                    <value>mapreduce_shuffle</value><\/span>
            </property><\/span>
            <property><\/span>
                    <name>yarn.resourcemanager.address</name><\/span>
                    <value>node01:18040</value><\/span>
            </property><\/span>
            <property><\/span>
                    <name>yarn.resourcemanager.scheduler.address</name><\/span>
                    <value>node01:18030</value><\/span>
            </property><\/span>
            <property><\/span>
                    <name>yarn.resourcemanager.resource-tracker.address</name><\/span>
                    <value>node01:18025</value><\/span>
            </property><\/span>
            <property><\/span>
                    <name>yarn.resourcemanager.admin.address</name><\/span>
                    <value>node01:18141</value><\/span>
            </property><\/span>
            <property><\/span>
                    <name>yarn.resourcemanager.webapp.address</name><\/span>
                    <value>node01:18088</value><\/span>
            </property><\/span>
    </configuration><\/span>
    <\/pre>\n<\/td>\n<\/tr>\n<\/table>\n<\/figure>\n
    <\/a>\u7f16\u8f91slaves<\/h4>\n
    \u6b64\u6587\u4ef6\u7528\u4e8e\u914d\u7f6e\u96c6\u7fa4\u6709\u591a\u5c11\u4e2a\u6570\u636e\u8282\u70b9,\u6211\u4eec\u628anode2\uff0cnode3\u4f5c\u4e3a\u6570\u636e\u8282\u70b9,node01\u4f5c\u4e3a\u96c6\u7fa4\u7ba1\u7406\u8282\u70b9.
    \u914d\u7f6e\/opt\/module\/hadoop-2.6.0-cdh5.14.2\/etc\/hadoop\/\u76ee\u5f55\u4e0b\u7684slaves<\/p>\n
    \n\n\n
    \n
    1<\/span>
    2<\/span>
    3<\/span>
    4<\/span>
    5<\/span>
    <\/pre>\n<\/td>\n
    		\n
    [root@node01 hadoop]# vim /opt/module/hadoop-2.6.0-cdh5.14.2/etc/hadoop/slaves<\/span>
    #\u5c06localhost\u8fd9\u4e00\u884c\u5220\u9664\u6389<\/span>
    node01<\/span>
    node02 <\/span>
    node03<\/span>
    <\/pre>\n<\/td>\n<\/tr>\n<\/table>\n<\/figure>\n
    <\/a>\u8fdc\u7a0b\u590d\u5236hadoop\u5230\u96c6\u7fa4\u673a\u5668<\/h4>\n
    \n\n\n
    \n
    1<\/span>
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    5<\/span>
    6<\/span>
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    10<\/span>
    <\/pre>\n<\/td>\n
    		\n
    #1.\u4f7f\u7528scp\u8fdc\u7a0b\u62f7\u8d1d\u547d\u4ee4\u5c06root\u7528\u6237\u7684\u73af\u5883\u53d8\u91cf\u914d\u7f6e\u6587\u4ef6\u590d\u5236\u5230node2<\/span>
    scp ~/.bash_profile root@node02:~<\/span>
    #2.\u4f7f\u7528scp\u8fdc\u7a0b\u62f7\u8d1d\u547d\u4ee4\u5c06root\u7528\u6237\u7684\u73af\u5883\u53d8\u91cf\u914d\u7f6e\u6587\u4ef6\u590d\u5236\u5230node3<\/span>
    scp ~/.bash_profile root@node02:~<\/span>
    #3.\u5220\u9664/opt/module/hadoop-2.6.0-cdh5.14.2/share/doc\u76ee\u5f55,\u8fd9\u4e2a\u76ee\u5f55\u5b58\u653e\u7684\u662f\u7528\u6237\u624b\u518c\uff0c\u6bd4\u8f83\u5927\uff0c\u7b49\u4f1a\u513f\u4e0b\u9762\u8fdb\u884c\u8fdc\u7a0b\u590d\u5236\u7684\u65f6\u5019\u65f6\u95f4\u6bd4\u8f83\u957f\uff0c\u5220\u9664\u540e\u8282\u7ea6\u590d\u5236\u65f6\u95f4<\/span>
    rm -rf /opt/module/hadoop-2.6.0-cdh5.14.2/share/doc<\/span>
    #4.\u8fdc\u7a0b\u590d\u5236hadoop\u5230\u96c6\u7fa4\u673a\u5668node02<\/span>
    scp -r /opt root@node2:/<\/span>
    #5.\u8fdc\u7a0b\u590d\u5236hadoop\u5230\u96c6\u7fa4\u673a\u5668node03<\/span>
    scp -r /opt root@node3:/<\/span>
    <\/pre>\n<\/td>\n<\/tr>\n<\/table>\n<\/figure>\n
    <\/a>\u4f7f\u96c6\u7fa4\u6240\u6709\u673a\u5668\u73af\u5883\u53d8\u91cf\u751f\u6548<\/h4>\n
    \u5206\u522b\u5728node02,node03\u673a\u5668\u4e0a\u4f7f\u73af\u5883\u53d8\u91cf\u751f\u6548<\/p>\n
    \n\n\n
    \n
    1<\/span>
    <\/pre>\n<\/td>\n
    		\n
    source ~/.bash_prodile<\/span>
    <\/pre>\n<\/td>\n<\/tr>\n<\/table>\n<\/figure>\n
    <\/a>\u4fee\u6539hadoop\u5b89\u88c5\u76ee\u5f55\u7684\u6743\u9650<\/h4>\n
    \u5206\u522b\u5728node01,node2,node3\u4e0a\u6267\u884c\u4e0b\u9762\u7684\u547d\u4ee4<\/p>\n
    \n\n\n
    \n
    1<\/span>
    2<\/span>
    3<\/span>
    4<\/span>
    5<\/span>
    6<\/span>
    <\/pre>\n<\/td>\n
    		\n
    #1.\u4fee\u6539\u76ee\u5f55\u6240\u5c5e\u7528\u6237\u548c\u7ec4\u4e3ahadoop:hadoop<\/span>
    [root@node01 ~]# chown -R hadoop:hadoop /opt/<\/span>
    #2.\u4fee\u6539\u76ee\u5f55\u6240\u5c5e\u7528\u6237\u548c\u7ec4\u7684\u6743\u9650\u503c\u4e3a755<\/span>
    [root@node01 ~]# chmod -R 755 /opt/<\/span>
    [root@node01 ~]# chmod -R g+w /opt/<\/span>
    [root@node01 ~]# chmod -R o+w /opt/<\/span>
    <\/pre>\n<\/td>\n<\/tr>\n<\/table>\n<\/figure>\n
    <\/a>\u683c\u5f0f\u5316hadoop<\/h4>\n
    \u8fd9\u4e00\u6b65\u5f88\u5173\u952e\uff0c\u5982\u679c\u6ca1\u6709\u4ec0\u4e48\u95ee\u9898\u8bf4\u660e\u524d\u9762\u914d\u7f6e\u7684\u6ca1\u6709\u95ee\u9898\uff0c\u53ea\u9700\u8981\u5728node01\u8282\u70b9\u4e0a\u884c\u8fdb\u884c\u683c\u5f0f\u5316\uff0c\u6ce8\u610f\uff01\uff01\uff01
    \u5728hadoop\u7528\u6237\u4e0b\uff0c\u4f7f\u7528\u547d\u4ee4 hdfs namenode -format<\/p>\n
    \n\n\n
    \n
    1<\/span>
    2<\/span>
    3<\/span>
    <\/pre>\n<\/td>\n
    		\n
    [root@node01 ~]# su hadoop<\/span>
    \u4e0a\u4e00\u6b21\u767b\u5f55\uff1a\u56db 4\u6708  9 13:03:18 CST 2020pts/0 \u4e0a<\/span>
    [hadoop@node01 ~]$ hdfs namenode -format<\/span>
    <\/pre>\n<\/td>\n<\/tr>\n<\/table>\n<\/figure>\n
    \"\u5927\u6570\u636e\u96c6\u7fa4\u642d\u5efa
    \u5982\u679c\u770b\u5230\u4e86\u5982\u4e0a\u7684\u63d0\u793a\uff0c\u5e76\u4e14\u65e5\u5fd7\u91cc\u6ca1\u6709\u62a5\u9519\u8bf4\u660e\u683c\u5f0f\u5316\u6210\u529f\u3002<\/p>\n
    <\/a>\u542f\u52a8\u96c6\u7fa4<\/h4>\n
    \n\n\n
    \n
    1<\/span>
    2<\/span>
    3<\/span>
    4<\/span>
    5<\/span>
    6<\/span>
    7<\/span>
    8<\/span>
    9<\/span>
    10<\/span>
    11<\/span>
    12<\/span>
    13<\/span>
    14<\/span>
    15<\/span>
    16<\/span>
    17<\/span>
    18<\/span>
    19<\/span>
    <\/pre>\n<\/td>\n
    		\n
    [hadoop@node01 ~]$ start-all.sh<\/span>
    This script is Deprecated. Instead use start-dfs.sh and start-yarn.sh<\/span>
    Starting namenodes on [node01]<\/span>
    node01: starting namenode, logging to /opt/module/hadoop-2.6.0-cdh5.14.2/logs/hadoop-hadoop-namenode-node01.out<\/span>
    node2: starting datanode, logging to /opt/module/hadoop-2.6.0-cdh5.14.2/logs/hadoop-hadoop-datanode-node2.out<\/span>
    node3: starting datanode, logging to /opt/module/hadoop-2.6.0-cdh5.14.2/logs/hadoop-hadoop-datanode-node3.out<\/span>
    Starting secondary namenodes [0.0.0.0]<\/span>
    0.0.0.0: starting secondarynamenode, logging to /opt/module/hadoop-2.6.0-cdh5.14.2/logs/hadoop-hadoop-secondarynamenode-node01.out<\/span>
    starting yarn daemons<\/span>
    starting resourcemanager, logging to /opt/module/hadoop-2.6.0-cdh5.14.2/logs/yarn-hadoop-resourcemanager-node01.out<\/span>
    node3: starting nodemanager, logging to /opt/module/hadoop-2.6.0-cdh5.14.2/logs/yarn-hadoop-nodemanager-node3.out<\/span>
    node2: starting nodemanager, logging to /opt/module/hadoop-2.6.0-cdh5.14.2/logs/yarn-hadoop-nodemanager-node2.out<\/span>
    # \u4f7f\u7528jps\u663e\u793ajava\u8fdb\u7a0b<\/span>
    [hadoop@node01 ~]$ jps<\/span>
    13264 ResourceManager<\/span>
    13522 Jps<\/span>
    12838 NameNode<\/span>
    13112 SecondaryNameNode<\/span>
    [hadoop@node01 ~]$<\/span>
    <\/pre>\n<\/td>\n<\/tr>\n<\/table>\n<\/figure>\n
    \u5176\u4ed6\u542f\u52a8\u547d\u4ee4<\/p>\n
    \n\n\n
    \n
    1<\/span>
    2<\/span>
    3<\/span>
    4<\/span>
    5<\/span>
    6<\/span>
    7<\/span>
    8<\/span>
    9<\/span>
    <\/pre>\n<\/td>\n
    		\n
    # \u5355\u4e2a\u542f\u52a8<\/span>
    start-dfs.sh<\/span>
    start-yarn.sh<\/span>
    mr-jobhistory-daemon.sh start historyserver<\/span>
    <\/span>
    # \u5355\u4e2a\u5173\u95ed<\/span>
    stop-dfs.sh<\/span>
    stop-yarn.sh<\/span>
    mr-jobhistory-daemon.sh stop historyserver<\/span>
    <\/pre>\n<\/td>\n<\/tr>\n<\/table>\n<\/figure>\n
    <\/a>\u67e5\u770b\u96c6\u7fa4web ui<\/h4>\n
    hdfs\u96c6\u7fa4\u8bbf\u95ee\u5730\u5740: http:\/\/node01:50070<\/a>
    \"\u5927\u6570\u636e\u96c6\u7fa4\u642d\u5efa<\/p>\n
    yarn\u96c6\u7fa4\u8bbf\u95ee\u5730\u5740http:\/\/node01:18088<\/a><\/p>\n
    \"\u5927\u6570\u636e\u96c6\u7fa4\u642d\u5efa<\/p>\n
    jobhistory\u8bbf\u95ee\u5730\u5740\uff1ahttp:\/\/node01:19888\/jobhistory<\/a>
    \"\u5927\u6570\u636e\u96c6\u7fa4\u642d\u5efa<\/p>\n","protected":false},"excerpt":{"rendered":"
    Hadoop\u5927\u81f4\u53ef\u5206\u4e3aApache…<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":[],"categories":[],"tags":[],"_links":{"self":[{"href":"http:\/\/4563.org\/index.php?rest_route=\/wp\/v2\/posts\/131917"}],"collection":[{"href":"http:\/\/4563.org\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"http:\/\/4563.org\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"http:\/\/4563.org\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"http:\/\/4563.org\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=131917"}],"version-history":[{"count":0,"href":"http:\/\/4563.org\/index.php?rest_route=\/wp\/v2\/posts\/131917\/revisions"}],"wp:attachment":[{"href":"http:\/\/4563.org\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=131917"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"http:\/\/4563.org\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=131917"},{"taxonomy":"post_tag","embeddable":true,"href":"http:\/\/4563.org\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=131917"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}