redhat-developer / redhat-developer/vscode-java

User feedback regarding performance

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#857 12 comments 1 reaction 0 assignees View on GitHub

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performance
Dominant language
TypeScript
Stars
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Forks
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Avg merge
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Merged PRs (30d)
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Description

A user left some comments for Java Extension Pack and it's regarding language server performance.
Screen Shot 2019-03-25 at 8 30 55 AM

There are two aspects to this problem:

  1. The long lag for language server to load bigger projects (~8500 files in this case)
  2. Progress update was not effective and the user gets the "stops responding" impression

While @yaohaizh is pushing for 1, @testforstephen could you please help revisit 2?

Here's the source of the comments:
https://marketplace.visualstudio.com/items?itemName=vscjava.vscode-java-pack&ssr=false#review-details

Contributor guide

Open the contributing guide

First steps

  1. Read the whole issue, then the project's contributing guide.
  2. Comment on the issue to say you are picking it up — it saves two people doing the same work.
  3. Fork the repository and make your change on a branch.
  4. Open a pull request that references the issue number.

Research direction

No file or test is named. Start by tracing the language-server loading and progress-update entry points described in the issue, then reproduce the behavior with a project of roughly 8,500 files; done means the startup lag and ineffective progress feedback have been addressed and verified.

Written by the indexing model from the issue text.

Assessment

Tech stack
java, typescript
Domain
developer-experience, performance, tooling
Issue type
Bug
Difficulty
4/5
Estimated time
3-5 days
Activity status
Stale
Clarity
Needs clarification
Newbie friendliness
25/100

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