本文记录一下在CentOS 6.7上，安装CouchBase的过程，使用的版本是

Couchbase-server-community-4.5.0-centos6.x86_64.rpm，可以点击下载链接获取。

接下来，我们就一起来看一下吧。

下载rpm安装包

在CentOS下，CouchBase Server的安装是采用rpm的方式来完成的。

[root@dev03 srv]# wget http://packages.couchbase.com/releases/4.5.0/couchbase-server-community-4.5.0-centos6.x86_64.rpm
--2017-01-25 11:16:45--  http://packages.couchbase.com/releases/4.5.0/couchbase-server-community-4.5.0-centos6.x86_64.rpm
Resolving packages.couchbase.com... 54.231.33.218
Connecting to packages.couchbase.com|54.231.33.218|:80... connected.
HTTP request sent,awaiting response... 200 OK
Length: 127189174 (121M) [application/x-redhat-package-manager]
Saving to: “couchbase-server-community-4.5.0-centos6.x86_64.rpm”

100%[====================================================================================================================================================================================================================================>] 127,189,174 9.21M/s   in 38s     

2017-01-25 11:17:23 (3.20 MB/s) - “couchbase-server-community-4.5.0-centos6.x86_64.rpm” saved [127189174/127189174]

[root@dev03 srv]#

rpm安装

使用rpm --install couchbase-server-<version>.rpm命令来完成rpm安装。

[root@dev03 srv]# rpm --install couchbase-server-community-4.5.0-centos6.x86_64.rpm 
Warning: Transparent hugepages looks to be active and should not be.
Please look at http://bit.ly/1ZAcLjD as for how to PERMANENTLY alter this setting.
Warning: Transparent hugepages looks to be active and should not be.
Please look at http://bit.ly/1ZAcLjD as for how to PERMANENTLY alter this setting.
Minimum RAM required  : 4 GB
System RAM configured : 3.74 GB

Minimum number of processors required : 4 cores
Number of processors on the system    : 2 cores

Starting couchbase-server-community
[  OK  ]

You have successfully installed Couchbase Server.
Please browse to http://dev03.gzhl.interconnect:8091/ to configure your server.
Please refer to http://couchbase.com for additional resources.

Please note that you have to update your firewall configuration to
allow connections to the following ports:
4369,8091 to 8094,9100 to 9105,9998,9999,11209 to 11211,11214,11215,18091 to 18093,and from 21100 to 21299.

By using this software you agree to the End User License Agreement.
See /opt/couchbase/LICENSE.txt.

[root@dev03 srv]#

配置server

经过上面几个步骤之后，可以通过路径http://<SERVER_IP>:8091/在浏览器打开CouchBase配置server属性。点击"Setup"按钮 --

然后出现配置Server的几个步骤，主要包含五个步骤：

• Step 1

• Step 2

可以有实例数据，比如：这边选择的就是travel-sample。

• Step 3

• Step 4

可以选择更新通知，也可以不选择。

• Step 5

最后一步，设置一个管理员账号。

完成上述5个步骤之后，就大功告成，出现如下的页面。