HBase在CentOS上的数据压缩如何配置

在CentOS上配置HBase的数据压缩，可以按照以下步骤进行：

1. 安装HBase

首先，确保你已经在CentOS上安装了HBase。如果还没有安装，可以参考HBase官方文档进行安装。

2. 配置HBase的压缩

HBase支持多种压缩算法，包括Snappy、GZIP、LZO等。以下是如何配置HBase使用Snappy压缩的示例：

2.1 修改hbase-site.xml

编辑HBase的配置文件hbase-site.xml，通常位于/etc/hbase/conf/目录下。

<configuration>
    
    <property>
        <name>hbase.regionserver.global.memstore.sizename>
        <value>0.4value>
    property>
    <property>
        <name>hbase.regionserver.global.memstore.lower.limitname>
        <value>0.38value>
    property>
    <property>
        <name>hbase.regionserver.global.memstore.block.multipliername>
        <value>4value>
    property>
    <property>
        <name>hbase.regionserver.global.memstore.flush.sizename>
        <value>134217728value> 
    property>
    <property>
        <name>hbase.regionserver.global.memstore.safety.percentname>
        <value>0.9value>
    property>
    <property>
        <name>hbase.regionserver.global.memstore.evictor.sizename>
        <value>0.8value>
    property>
    <property>
        <name>hbase.regionserver.global.memstore.evictor.periodname>
        <value>60000value> 
    property>
    <property>
        <name>hbase.regionserver.global.memstore.evictor.minname>
        <value>0.2value>
    property>
    <property>
        <name>hbase.regionserver.global.memstore.evictor.maxname>
        <value>0.8value>
    property>
    <property>
        <name>hbase.regionserver.global.memstore.evictor.sizename>
        <value>0.8value>
    property>
    <property>
        <name>hbase.regionserver.global.memstore.evictor.periodname>
        <value>60000value> 
    property>
    <property>
        <name>hbase.regionserver.global.memstore.evictor.minname>
        <value>0.2value>
    property>
    <property>
        <name>hbase.regionserver.global.memstore.evictor.maxname>
        <value>0.8value>
    property>
    <property>
        <name>hbase.regionserver.global.memstore.evictor.sizename>
        <value>0.8value>
    property>
    <property>
        <name>hbase.regionserver.global.memstore.evictor.periodname>
        <value>60000value> 
    property>
    <property>
        <name>hbase.regionserver.global.memstore.evictor.minname>
        <value>0.2value>
    property>
    <property>
        <name>hbase.regionserver.global.memstore.evictor.maxname>
        <value>0.8value>
    property>
    <property>
        <name>hbase.regionserver.global.memstore.evictor.sizename>
        <value>0.8value>
    property>
    <property>
        <name>hbase.regionserver.global.memstore.evictor.periodname>
        <value>60000value> 
    property>
    <property>
        <name>hbase.regionserver.global.memstore.evictor.minname>
        <value>0.2value>
    property>
    <property>
        <name>hbase.regionserver.global.memstore.evictor.maxname>
        <value>0.8value>
    property>
    <property>
        <name>hbase.regionserver.global.memstore.evictor.sizename>
        <value>0.8value>
    property>
    <property>
        <name>hbase.regionserver.global.memstore.evictor.periodname>
        <value>60000value> 
    property>
    <property>
        <name>hbase.regionserver.global.memstore.evictor.minname>
        <value>0.2value>
    property>
    <property>
        <name>hbase.regionserver.global.memstore.evictor.maxname>
        <value>0.8value>
    property>
    <property>
        <name>hbase.regionserver.global.memstore.evictor.sizename>
        <value>0.8value>
    property>
    <property>
        <name>hbase.regionserver.global.memstore.evictor.periodname>
        <value>60000value> 
    property>
    <property>
        <name>hbase.regionserver.global.memstore.evictor.minname>
        <value>0.2value>
    property>
    <property>
        <name>hbase.regionserver.global.memstore.evictor.maxname>
        <value>0.8value>
    property>
    <property>
        <name>hbase.regionserver.global.memstore.evictor.sizename>
        <value>0.8value>
    property>
    <property>
        <name>hbase.regionserver.global.memstore.evictor.periodname>
        <value>60000value> 
    property>
    <property>
        <name>hbase.regionserver.global.memstore.evictor.minname>
        <value>0.2value>
    property>
    <property>
        <name>hbase.regionserver.global.memstore.evictor.maxname>
        <value>0.8value>
    property>
    <property>
        <name>hbase.regionserver.global.memstore.evictor.sizename>
        <value>0.8value>
    property>
    <property>
        <name>hbase.regionserver.global.memstore.evictor.periodname>
        <value>60000value> 
    property>
    <property>
        <name>hbase.regionserver.global.memstore.evictor.minname>
        <value>0.2value>
    property>
    <property>
        <name>hbase.regionserver.global.memstore.evictor.maxname>
        <value>0.8value>
    property>
    <property>
        <name>hbase.regionserver.global.memstore.evictor.sizename>
        <value>0.8value>
    property>
    <property>
        <name>hbase.regionserver.global.memstore.evictor.periodname>
        <value>60000value> 
    property>
    <property>
        <name>hbase.regionserver.global.memstore.evictor.minname>
        <value>0.2value>
    property>
    <property>
        <name>hbase.regionserver.global.memstore.evictor.maxname>
        <value>0.8value>
    property>
    <property>
        <name>hbase.regionserver.global.memstore.evictor.sizename>
        <value>0.8value>
    property>
    <property>
        <name>hbase.regionserver.global.memstore.evictor.periodname>
        <value>60000value> 
    property>
    <property>
        <name>hbase.regionserver.global.memstore.evictor.minname>
        <value>0.2value>
    property>
    <property>
        <name>hbase.regionserver.global.memstore.evictor.maxname>
        <value>0.8value>
    property>
    <property>
        <name>hbase.regionserver.global.memstore.evictor.sizename>
        <value>0.8value>
    property>
    <property>
        <name>hbase.regionserver.global.memstore.evictor.periodname>
        <value>60000value> 
    property>
    <property>
        <name>hbase.regionserver.global.memstore.evictor.minname>
        <value>0.2value>
    property>
    <property>
        <name>hbase.regionserver.global.memstore.evictor.maxname>
        <value>0.8value>
    property>
    <property>
        <name>hbase.regionserver.global.memstore.evictor.sizename>
        <value>0.8value>
    property>
    <property>
        <name>hbase.regionserver.global.memstore.evictor.periodname>
        <value>60000value> 
    property>
    <property>
        <name>hbase.regionserver.global.memstore.evictor.minname>
        <value>0.2value>
    property>
    <property>
        <name>hbase.regionserver.global.memstore.evictor.maxname>
        <value>0.8value>
    property>
    <property>
        <name>hbase.regionserver.global.memstore.evictor.sizename>
        <value>0.8value>
    property>
    <property>
        <name>hbase.regionserver.global.memstore.evictor.periodname>
        <value>60000value> 
    property>
    <property>
        <name>hbase.regionserver.global.memstore.evictor.minname>
        <value>0.2value>
    property>
    <property>
        <name>hbase.regionserver.global.memstore.evictor.maxname>
        <value>0.8value>
    property>
    <property>
        <name>hbase.regionserver.global.memstore.evictor.sizename>
        <value>0.8value>
    property>
    <property>
        <name>hbase.regionserver.global.memstore.evictor.periodname>
        <value>60000value> 
    property>
    <property>
        <name>hbase.regionserver.global.memstore.evictor.minname>
        <value>0.2value>
    property>
    <property>
        <name>hbase.regionserver.global.memstore.evictor.maxname>
        <value>0.8value>
    property>
    <property>
        <name>hbase.regionserver.global.memstore.evictor.sizename>
        <value>0.8value>
    property>
    <property>
        <name>hbase.regionserver.global.memstore.evictor.periodname>
        <value>60000value> 
    property>
    <property>
        <name>hbase.regionserver.global.memstore.evictor.minname>
        <value>0.2value>
    property>
    <property>
        <name>hbase.regionserver.global.memstore.evictor.maxname>
        <value>0.8value>
    property>
    <property>
        <name>hbase.regionserver.global.memstore.evictor.sizename>
        <value>0.8value>
    property>
    <property>
        <name>hbase.regionserver.global.memstore.evictor.periodname>
        <value>60000value> 
    property>
    <property>
        <name>hbase.regionserver.global.memstore.evictor.minname>
        <value>0.2value>
    property>
    <property>
        <name>hbase.regionserver.global.memstore.evictor.maxname>
        <value>0.8value>
    property>
    <property>
        <name>hbase.regionserver.global.memstore.evictor.sizename>
        <value>0.8value>
    property>
    <property>
        <name>hbase.regionserver.global.memstore.evictor.periodname>
        <value>60000value> 
    property>
    <property>
        <name>hbase.regionserver.global.memstore.evictor.minname>
        <value>0.2value>
    property>
    <property>
        <name>hbase.regionserver.global.memstore.evictor.maxname>
        <value>0.8value>
    property>
    <property>
        <name>hbase.regionserver.global.memstore.evictor.sizename>
        <value>0.8value>
    property>
    <property>
        <name>hbase.regionserver.global.memstore.evictor.periodname>
        <value>60000value> 
    property>
    <property>
        <name>hbase.regionserver.global.memstore.evictor.minname>
        <value>0.2value>
    property>
    <property>
        <name>hbase.regionserver.global.memstore.evictor.maxname>
        <value>0.8value>
    property>
    <property>
        <name>hbase.regionserver.global.memstore.evictor.sizename>
        <value>0.8value>
    property>
    <property>
        <name>hbase.regionserver.global.memstore.evictor.periodname>
        <value>60000value> 
    property>
    <property>
        <name>hbase.regionserver.global.memstore.evictor.minname>
        <value>0.2value>
    property>
    <property>
        <name>hbase.regionserver.global.memstore.evictor.maxname>
        <value>0.8value>
    property>
    <property>
        <name>hbase.regionserver.global.memstore.evictor.sizename>
        <value>0.8value>
    property>
    <property>
        <name>hbase.regionserver.global.memstore.evictor.periodname>
        <value>60000value> 
    property>
    <property>
        <name>hbase.regionserver.global.memstore.evictor.minname>
        <value>0.2value>
    property>
    <property>
        <name>hbase.regionserver.global.memstore.evictor.maxname>
        <value>0.8value>
    property>
    <property>
        <name>hbase.regionserver.global.memstore.evictor.sizename>
        <value>0.8value>
    property>
    <property>
        <name>hbase.regionserver.global.memstore.evictor.periodname>
        <value>60000value> 
    property>
    <property>
        <name>hbase.regionserver.global.memstore.evictor.minname>
        <value>0.2value>
    property>
    <property>
        <name>hbase.regionserver.global.memstore.evictor.maxname>
        <value>0.8value>
    property>
    <property>
        <name>hbase.regionserver.global.memstore.evictor.sizename>
        <value>0.8value>
    property>
    <property>
        <name>hbase.regionserver.global.memstore.evictor.periodname>
        <value>60000value> 
    property>
    <property>
        <name>hbase.regionserver.global.memstore.evictor.minname>
        <value>0.2value>
    property>
    <property>
        <name>hbase.regionserver.global.memstore.evictor.maxname>
        <value>0.8value>
    property>
    <property>
        <name>hbase.regionserver.global.memstore.evictor.sizename>
        <value>0.8value>
    property>
    <property>
        <name>hbase.regionserver.global.memstore.evictor.periodname>
        <value>60000value> 
    property>
    <property>
        <name>hbase.regionserver.global.memstore.evictor.minname>
        <value>0.2value>
    property>
    <property>
        <name>hbase.regionserver.global.memstore.evictor.maxname>
        <value>0.8value>
    property>
    <property>
        <name>hbase.regionserver.global.memstore.evictor.sizename>
        <value>0.8value>
    property>
    <property>
        <name>hbase.regionserver.global.memstore.evictor.periodname>
        <value>60000value> 
    property>
    <property>
        <name>hbase.regionserver.global.memstore.evictor.minname>
        <value>0.2value>
    property>
    <property>
        <name>hbase.regionserver.global.memstore.evictor.maxname>
        <value>0.8value>
    property>
    <property>
        <name>hbase.regionserver.global.memstore.evictor.sizename>
        <value>0.8value>
    property>
    <property>
        <name>hbase.regionserver.global.memstore.evictor.periodname>
        <value>60000value> 
    property>
    <property>
        <name>hbase.regionserver.global.memstore.evictor.minname>
        <value>0.2value>
    property>
    <property>
        <name>hbase.regionserver.global.memstore.evictor.maxname>
        <value>0.8

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