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# 하둡: 빅파일은 어떻게 저장될까?
## 용어
- Cluster
- 컴퓨터들, 노드, 서버들의 그룹
- 데이터 스토리지, 프로세싱 및 자원 관리
- Node
- 클러스터의 각각의 컴퓨터
- Master Node: 자원 및 Job 분산 및 관리
- Worker Node: 각각의 실행을 하는 Node
- Demon
- 부모…
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### Search before asking
- [X] I had searched in the [issues](https://github.com/apache/seatunnel/issues?q=is%3Aissue+label%3A%22bug%22) and found no similar issues.
### What happened
Executing a …
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#### The associated forum post URL from `https://forum.rclone.org`
Forum Post:
https://forum.rclone.org/t/does-rclone-support-hdfs-tde/26996/9
#### What is your current rclone version (outp…
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I can't find Hadoop utils for 3.4.0 can you please make it available? Thank You
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After upgrading druid from 0.17.2 to 25.0.0 I noticed huge performance degradation in Hadoop ingestion.
The MapReduce job takes about 30 minutes, but now after its done the task performs multiple s3 …
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## CVE-2023-34610 - High Severity Vulnerability
Vulnerable Library - json-io-2.5.1.jar
Java JSON serialization
Library home page: https://github.com/jdereg/json-io
Path to dependency file: /hadoop-y…
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apache.hadoop.hdfs.protocol.ClientProtocol.addBlock from 172.16.248.4:56622 / 172.16.248.4:56622
java.io.IOException: File /flink-checkpoints/afb7c64c25dcdc45205f86672f13c9c6/chk-1/afc6c102-f508-43d7…
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env:
1,flink 1.7.1
2,hudi 0.15.0
3, hadoop 3.3.4
4,hive 3.1.3
Using the cor mode is correct, but using the mor mode causes an error when compacting. Please help.
2024-08-29 23:11:28 2024-08-29…
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**描述**:支持多Hadoop集群,运维优化、降本
**需求内容**
1. 支持多hadoop集群
2. 结果集支持多集群读取
3. linkisManager支持跨集群选择ECM、EC
4. 支持跨集群进行计算
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**Description**: Support multiple Hadoop clusters, optimize operation and …
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发现hadoop/libexec/hadoop-functions.sh中“line 234”存在sudo,但是该镜像没有安装sudo,查看Hadoop官网官方不建议使用root用户
- [ ] 问题:hadoop不建议root用户
- [ ] 解决办法:新建一个用户,并安装sudo。(或者在构建镜像时Hadoop将配置好)
- [ ] 例外方法:使用其他镜像,例如:CentOS