文件存储HDFS版filesystem 的相关内容

大数据问题排查系列 - HDFS FileSystem API 的正确打开方式，你 GET 了吗？

前言大家好，我是明哥！本片博文是“大数据问题排查系列”之一，我们首先会聊聊一个问题的现象原因和解决方法，然后给出 HDFS FileSystem API 常见的两种使用方式，最后来看下 HDFS 源码中是如何根据用户的配置文件创建对应的 FileSystem 对象实例的。以下是正文。从一个报错聊起问...

大家好。 flink1.15.2使用hdfs的filesystem做存储，现在对state设置？

大家好。 flink1.15.2使用hdfs的filesystem做存储，state backend为EmbeddedRocksDBStateBackend。现在对state设置ttl，报这个错？请问有人遇到过吗？怎么解决的？

Hadoop 分布式文件系统 HDFS

43 课时 |

945 人已学 |

加入学习

flink 1.12.0 FileSystem 读取 hdfs 文件，什么原因？

Flink 1.12.0中 Filesystem 读取 hdfs orc文件，但是数据没有打印出来，各位大佬这是什么原因导致的？EnvironmentSettings settings = EnvironmentSettings.newInstance().useBlinkPlanner().inB...

hadoop FileSystem 连接hdfs报错：Connection refused?报错

public static void main(String[] args) { // TODO Auto-generated method stub Configuration conf = new Configuration(); try { FileSystem fs = FileSystem...

HDFS FileSystem 源码分析

简介 FileSystem 是一个相当通用的文件系统的抽象类，负责文件系统相关操作，如：创建目录、创建文件、删除目录或文件、读取文件内容等。本文主要讲解 HDFS 分布式文件系统，具体实现类为DistributedFileSystem。创建 FileSystem 实例源码分析下面以FileSys...

2 weekend110的HDFS的JAVA客户端编写 + filesystem设计思想总结

HDFS的JAVA客户端编写现在，我们来玩玩，在linux系统里，玩eclipse 或者，即，更改图标，成功这个，别慌。重新换个版本就好，有错误出错是好事。 http://www.eclipse.org/downloads/d...

共有7条

< 1 >

跳转至： GO

更新时间 2023-10-10 18:35:51

本页面内关键词为智能算法引擎基于机器学习所生成，如有任何问题，可在页面下方点击"联系我们"与我们沟通。

产品推荐

{"optioninfo":{"dynamic":"ture","static":"true"},"simplifiedDisplay":"newEdition","newCard":[{"ifIcon":"img","link":"https://img.alicdn.com/tfs/TB1XY8hGYr1gK0jSZFDXXb9yVXa-1740-328.png","icon":"","iconImg":"https://img.alicdn.com/tfs/TB18.sG0xv1gK0jSZFFXXb0sXXa-200-200.png","contentLink":"https://www.aliyun.com/product/alidfs","title":"文件存储HDFS","des":"文件存储HDFS提供标准的HDFS访问协议，用户无需对现有大数据分析应用做任何修改，即可使用具备无限容量及性能扩展、单一命名空间、高可靠和高可用等特性的分布式文件系统。","link1":"https://dfs.console.aliyun.com/?spm=5176.cnalidfs.0.0.2d296948Di5lgY","btn1":"产品控制台","link2":"http://page.aliyun.com/form/alidfsstd_beta/page.htm?spm=5176.cnalidfs.0.0.2d296948Di5lgY","btn2":"申请公测","btn3":"产品文档","link3":"https://help.aliyun.com/product/87442.html?spm=5176.cnalidfs.0.0.2d296948Di5lgY","infoGroup":[{"infoName":"产品入门","infoContent":{"firstContentName":"快速使用文件存储HDFS","lastContentName":"常见问题","firstContentLink":"https://help.aliyun.com/document_detail/101333.html?spm=a2c4g.11174283.6.548.7f1b121andUaTz","lastContentLink":"https://help.aliyun.com/knowledge_list/109455.html?spm=a2c4g.11186623.6.599.7b1f2bbcOdyaln"}},{"infoName":"相关产品","infoContent":{"firstContentLink":"https://www.aliyun.com/product/nas","firstContentName":"文件存储 NAS","lastContentName":"对象存储 OSS","lastContentLink":"https://www.aliyun.com/product/oss"}},{"infoName":"最佳实践","infoContent":{"firstContentLink":"https://help.aliyun.com/document_detail/127300.html?spm=a2c4g.11186631.6.576.6d70c7a2FpQzXa","firstContentName":"CDH6数据迁移","lastContentLink":"https://help.aliyun.com/document_detail/124371.html?spm=a2c4g.11186623.6.572.1b125545p7oupa","lastContentName":"双向数据迁移"}}]}],"card":[],"search":[],"infoCard":[{"bannerUrl":"https://img.alicdn.com/tfs/TB1Xf81a3gP7K4jSZFqXXamhVXa-5169-974.jpg","bannerTitle":"mPaaS 小程序","bannerContent":"源自于支付宝小程序框架，亿级线上业务体量的锤炼，安全性媲美支付宝原生能力。<br>不仅面向自有 App 投放小程序，更可快速构建打包，覆盖支付宝、淘宝、钉钉等应用。","liveButtonName":"查看详情","liveButtonLink":"https://www.aliyun.com/product/mobilepaas/mpaas-miniprogram","contentTitle":"提供即开即用的端上体验","homePageLink":"https://common-buy.aliyun.com/?spm=5176.14673561.J_8751524360.2.56702709BussF3&commodityCode=mpaas_beta#/open","homePageName":"免费试用","linkGroup":[{"linkContent":"发布包大小极致优化，节省流量和存储。"},{"linkContent":"服务迭代不再受发版限制，快速发布，快速迭代。"},{"linkContent":"业务开发效率更加优秀，一次开发，多端运行。"}]}],"title":{"mainTitle":"mPaaS","subtitle":"源自于支付宝小程序框架，亿级线上业务体量的锤炼，安全性媲美支付宝原生能力。不仅面向自有 App 投放小程序，更可快速构建打包，覆盖支付宝、淘宝、钉钉等应用。","linkUrl":"https://www.aliyun.com/product/mobilepaas/mpaas-miniprogram","btnText":"查看详情"},"visual":{"topbg":"https://img.alicdn.com/tfs/TB1bQuBIYH1gK0jSZFwXXc7aXXa-3840-740.gif","icon":"","textColor":"dark"},"dataList":[{"summary":"啦啦啦","author":"wuwu","linksUrl":"#"}],"sceneCard":[],"txt":[]}

{"$env":{"JSON":{}},"$page":{"env":"production"},"$context":{"optioninfo":{"dynamic":"ture","static":"true"},"simplifiedDisplay":"newEdition","newCard":[{"ifIcon":"img","link":"https://img.alicdn.com/tfs/TB1XY8hGYr1gK0jSZFDXXb9yVXa-1740-328.png","icon":"","iconImg":"https://img.alicdn.com/tfs/TB18.sG0xv1gK0jSZFFXXb0sXXa-200-200.png","contentLink":"https://www.aliyun.com/product/alidfs","title":"文件存储HDFS","des":"文件存储HDFS提供标准的HDFS访问协议，用户无需对现有大数据分析应用做任何修改，即可使用具备无限容量及性能扩展、单一命名空间、高可靠和高可用等特性的分布式文件系统。","link1":"https://dfs.console.aliyun.com/?spm=5176.cnalidfs.0.0.2d296948Di5lgY","btn1":"产品控制台","link2":"http://page.aliyun.com/form/alidfsstd_beta/page.htm?spm=5176.cnalidfs.0.0.2d296948Di5lgY","btn2":"申请公测","btn3":"产品文档","link3":"https://help.aliyun.com/product/87442.html?spm=5176.cnalidfs.0.0.2d296948Di5lgY","infoGroup":[{"infoName":"产品入门","infoContent":{"firstContentName":"快速使用文件存储HDFS","lastContentName":"常见问题","firstContentLink":"https://help.aliyun.com/document_detail/101333.html?spm=a2c4g.11174283.6.548.7f1b121andUaTz","lastContentLink":"https://help.aliyun.com/knowledge_list/109455.html?spm=a2c4g.11186623.6.599.7b1f2bbcOdyaln"}},{"infoName":"相关产品","infoContent":{"firstContentLink":"https://www.aliyun.com/product/nas","firstContentName":"文件存储 NAS","lastContentName":"对象存储 OSS","lastContentLink":"https://www.aliyun.com/product/oss"}},{"infoName":"最佳实践","infoContent":{"firstContentLink":"https://help.aliyun.com/document_detail/127300.html?spm=a2c4g.11186631.6.576.6d70c7a2FpQzXa","firstContentName":"CDH6数据迁移","lastContentLink":"https://help.aliyun.com/document_detail/124371.html?spm=a2c4g.11186623.6.572.1b125545p7oupa","lastContentName":"双向数据迁移"}}]}],"card":[],"search":[],"infoCard":[{"bannerUrl":"https://img.alicdn.com/tfs/TB1Xf81a3gP7K4jSZFqXXamhVXa-5169-974.jpg","bannerTitle":"mPaaS 小程序","bannerContent":"源自于支付宝小程序框架，亿级线上业务体量的锤炼，安全性媲美支付宝原生能力。<br>不仅面向自有 App 投放小程序，更可快速构建打包，覆盖支付宝、淘宝、钉钉等应用。","liveButtonName":"查看详情","liveButtonLink":"https://www.aliyun.com/product/mobilepaas/mpaas-miniprogram","contentTitle":"提供即开即用的端上体验","homePageLink":"https://common-buy.aliyun.com/?spm=5176.14673561.J_8751524360.2.56702709BussF3&commodityCode=mpaas_beta#/open","homePageName":"免费试用","linkGroup":[{"linkContent":"发布包大小极致优化，节省流量和存储。"},{"linkContent":"服务迭代不再受发版限制，快速发布，快速迭代。"},{"linkContent":"业务开发效率更加优秀，一次开发，多端运行。"}]}],"title":{"mainTitle":"mPaaS","subtitle":"源自于支付宝小程序框架，亿级线上业务体量的锤炼，安全性媲美支付宝原生能力。不仅面向自有 App 投放小程序，更可快速构建打包，覆盖支付宝、淘宝、钉钉等应用。","linkUrl":"https://www.aliyun.com/product/mobilepaas/mpaas-miniprogram","btnText":"查看详情"},"visual":{"topbg":"https://img.alicdn.com/tfs/TB1bQuBIYH1gK0jSZFwXXc7aXXa-3840-740.gif","icon":"","textColor":"dark"},"dataList":[{"summary":"啦啦啦","author":"wuwu","linksUrl":"#"}],"sceneCard":[],"txt":[]}}

文件存储HDFS

文件存储HDFS提供标准的HDFS访问协议，用户无需对现有大数据分析应用做任何修改，即可使用具备无限容量及性能扩展、单一命名空间、高可靠和高可用等特性的分布式文件系统。

产品控制台

申请公测

产品文档

产品入门

快速使用文件存储HDFS

常见问题