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O'Reilly Platform
book
Presto实战
by
Matt Fuller
,
Manfred Moser
,
Martin Traverso
March 2021
Intermediate to advanced
265 pages
6h 50m
Chinese
Posts & Telecom Press
Content preview from
Presto实战
生产环境部署
|
73
/etc/rc.d/init.d/presto
这个目录包含了控制服务器进程的服务脚本。
由于我们的目录结构
与
Presto
的默认设置不同,
node.properties
文件需要下列两个额外的属性:
catalog.config-dir=/etc/presto/catalog
plugin.dir=/usr/lib/presto/plugin
5.8.2
配置
与
tar.gz
归档文件一样,
RPM
包安装
Presto
时充当了便于使用的协调器和工作节点。要创
建一个可以工作的集群,你可以手动在集群中节点上修改配置文件,使用
presto-admin
工
具,或使用通用配置管理和提供工具,如
Ansible
。
5.8.3
卸载
Presto
你可以像移除其他任何
RPM
包一样卸载使用
RPM
安装的
Presto
:
$ rpm -e presto
卸载
Presto
时,除日志目录
/var/log/presto
外的所有文件和配置都会被删除。如果你想要保
留它们,可以创建一个备份副本。
5.9
在云上安装
Presto
的典型安装会运行一个协调器和多个工作节点。随着时间的推移,集群中工作节点
的数量和集群的数量可以随着用户的需求而改变。
所连接数据源的数量和类型及其位置,对于选择在哪里安装和运行
Presto
集群
也有重大影
响。通常来说,
Presto
集群与数据源之间最好能有一个高带宽、低时延的网络连接。
第
2
章
所述的运行
Presto
的简单需求,可以让你在多种场景下运行
Presto
。你可以在不同
类型的机器上运行它,如物理机、虚拟机和 ...
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Publisher Resources
ISBN: 9787115560056