Skip to content
New issue

Have a question about this project? Sign up for a free GitHub account to open an issue and contact its maintainers and the community.

By clicking “Sign up for GitHub”, you agree to our terms of service and privacy statement. We’ll occasionally send you account related emails.

Already on GitHub? Sign in to your account

support fine grained shuffle when dispatching MPPTasks #35342

Closed
guo-shaoge opened this issue Jun 13, 2022 · 0 comments · Fixed by #35256
Closed

support fine grained shuffle when dispatching MPPTasks #35342

guo-shaoge opened this issue Jun 13, 2022 · 0 comments · Fixed by #35256
Labels
type/feature-request Categorizes issue or PR as related to a new feature.

Comments

@guo-shaoge
Copy link
Collaborator

Feature Request

Is your feature request related to a problem? Please describe:

Described in tiflash issue: pingcap/tiflash#4631
Describe the feature you'd like:

  1. add two system variable: tiflash_fine_grained_shuffle_stream_cout and tiflash_fine_grained_shuffle_batch_size
  2. add tag in MPPTask to indicate whether enable fine grained shuffle or not.

Describe alternatives you've considered:

Teachability, Documentation, Adoption, Migration Strategy:

Sign up for free to join this conversation on GitHub. Already have an account? Sign in to comment
Labels
type/feature-request Categorizes issue or PR as related to a new feature.
Projects
None yet
Development

Successfully merging a pull request may close this issue.

1 participant