pingcap/tiflow

batch the etcd operations when DM master bootstrap its components

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#3,829 opened on Dec 10, 2021

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area/dmhelp wantedsubject/new-feature

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Description

Is your feature request related to a problem?

when bootstrap and starting optimist

[2021/12/09 15:43:09.668 +08:00] [INFO] [optimist.go:692] ["put shard DDL lock operation"] [component="shard DDL optimist"] [lock=hidden] [operation=hidden] ["already exist"=false] [revision=3177501]
...
[2021/12/09 15:44:13.310 +08:00] [INFO] [optimist.go:692] ["put shard DDL lock operation"] [component="shard DDL optimist"] [lock=hidden] [operation=hidden] ["already exist"=false] [revision=3178442]

Describe the feature you'd like

batch them to speed up

Describe alternatives you've considered

No response

Teachability, Documentation, Adoption, Migration Strategy

No response

Contributor guide

Research direction
Batch the etcd put operations in the DM master bootstrap process to reduce the number of etcd calls and improve startup speed.
Tech stack
go
Domain
backend
Issue type
Feature
DifficultyEstimated implementation difficulty for a new contributor, from 1 for very small changes to 5 for expert-level work.
2
Estimated timeA rough time range for an experienced contributor to investigate, implement, test, and prepare a pull request.
1-3 hours
Activity statusHow available the issue appears right now: fresh, active, stale, blocked, or waiting on maintainer input.
Active
ClarityHow clearly the issue explains the expected change, acceptance criteria, and next step.
Clear
Prerequisites
Goetcd
Newbie friendlinessA 1-100 score estimating how approachable this issue is for first-time contributors.
70