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Posted to commits@doris.apache.org by GitBox <gi...@apache.org> on 2022/05/30 04:19:37 UTC
[GitHub] [incubator-doris] weizuo93 opened a new issue, #9847: [Enhancement] Support single replica load for Stream Load
weizuo93 opened a new issue, #9847:
URL: https://github.com/apache/incubator-doris/issues/9847
### Search before asking
- [X] I had searched in the [issues](https://github.com/apache/incubator-doris/issues?q=is%3Aissue) and found no similar issues.
### Description
During load process, the same operation are performed on all replicas such as sort and aggregation, which are themselves resource-intensive. A large amount of concurrent data load would consume much CPU and memory resources.
![单副本导入](https://user-images.githubusercontent.com/68884553/170915307-788711cb-b305-4ae8-aea5-efccdd8a72e1.png)
### Solution
It's better to perform write process (writing data into MemTable and then data flush) on single replica and synchronize data files to other replicas before transaction finished.
![single_replica_load](https://user-images.githubusercontent.com/68884553/170914224-a1a5152c-effc-487c-bad4-ea965fad30e1.png)
### Are you willing to submit PR?
- [X] Yes I am willing to submit a PR!
### Code of Conduct
- [X] I agree to follow this project's [Code of Conduct](https://www.apache.org/foundation/policies/conduct)
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[GitHub] [doris] morningman closed issue #9847: [Enhancement] Support single replica load
Posted by GitBox <gi...@apache.org>.
morningman closed issue #9847: [Enhancement] Support single replica load
URL: https://github.com/apache/doris/issues/9847
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