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Add backend task pause|resume feature. #40041
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SIG: SQL Infra
type/feature-request
Categorizes issue or PR as related to a new feature.
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ddl: add backend task pause|resume feature.
parser: add backend task pause|resume feature.
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parser: add backend task pause|resume feature.
Add backend task pause|resume feature.
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This was referenced Apr 15, 2023
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Labels
sig/sql-infra
SIG: SQL Infra
type/feature-request
Categorizes issue or PR as related to a new feature.
Feature Request
This feature will make TiDB cluster can pause|resume one class of background tasks' execution, if the TiDB resource needs to be released to support higher priority foreground workload. For example DDL, Then, the backend tasks could be temporally paused and resume execution later.
We provide the command let user could operate background tasks by manually, also our resource manager will auto pause&resume background task according resource usage of the TiDB cluster.
Tasks
admin pause/resume ddl jobs
#43159admin pause/resume ...
#43297admin pause/resume
#44783Teachability, Documentation, Adoption, Migration Strategy:
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