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@zunman
zunman / 0_reuse_code.js
Created December 15, 2015 14:49
Here are some things you can do with Gists in GistBox.
// Use Gists to store code you would like to remember later on
console.log(window); // log the "window" object to the console
$ cat /proc/sys/vm/swappiness
$ sudo sysctl vm.swappiness=1
$ sudo /etc/init.d/iptables save
$ sudo /etc/init.d/iptables stop
$ sudo chkconfig iptables off
$ sudo su -
$ echo never > /sys/kernel/mm/redhat_transparent_hugepage/enabled
$ echo never > /sys/kernel/mm/redhat_transparent_hugepage/defrag
$ sudo wget http://dev.mysql.com/get/Downloads/Connector-J/mysql-connector-$ java-5.1.37.tar.gz
$ sudo tar zxvf mysql-connector-java-5.1.37.tar.gz
$ sudo mkdir /usr/share/java
$ sudo mv mysql-connector-java-5.1.37/mysql-connector-java-5.1.37-bin.jar /usr/share/java/mysql-connector-java.jar
$ cd /etc/yum.repos.d
$ sudo wget https://archive.cloudera.com/cm5/redhat/6/x86_64/cm/cloudera-manager.repo
$ sudo yum install cloudera-manager-server cloudera-manager-daemons cloudera-manager-agent jdk java
$ mysql –u root –p
mysql> create database testdb;
mysql> create database rman;
mysql> create database hive;
mysql> create database oozie;
mysql> grant all on testdb.* to 'root' identified by 'password';
mysql> grant all on rman.* to 'rman' identified by 'rman';
mysql> grant all on hive.* to 'hive' identified by 'hive';
mysql> grant all on oozie.* to 'oozie' identified by 'oozie';
mysql> exit;
# Copyright (c) 2013 Cloudera, Inc. All rights reserved.
#
# This file describes the database connection.
#
# The database type
# Currently 'mysql', 'postgresql' and 'oracle' are valid databases.
com.cloudera.cmf.db.type=mysql
# The database host
# If a non standard port is needed, use 'hostname:port'
com.cloudera.cmf.db.host=localhost
$ sudo service cloudera-scm-server start
$ sudo tail -f /var/log/cloudera-scm-server/cloudera-scm-server.log
127.0.0.1 localhost localhost.localdomain localhost4 localhost4.localdomain4
::1 localhost localhost.localdomain localhost6 localhost6.localdomain6
10.240.0.3 cluster-dn1.c.symmetric-rune-115401.internal cluster-dn1
10.240.0.4 cluster-dn2.c.symmetric-rune-115401.internal cluster-dn2
10.240.0.5 cluster-dn3.c.symmetric-rune-115401.internal cluster-dn3
10.240.0.2 cluster-cm.c.symmetric-rune-115401.internal cluster-cm # Added by Google
~