alibaba / alibaba/arthas

控制台输入命令的时候卡顿,造成输入字符丢失,而且极为严重

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Java
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Description

  • 我已经在 issues 里搜索,没有重复的issue。
环境信息
  • Arthas 版本: 3.7.2
  • 操作系统版本: win11
  • 目标进程的JVM版本: GraalVM 22
  • 执行arthas-boot的版本: 3.7.2
重现问题的步骤
  1. 启动arthas-boot后连接目标jar后在控制台输入任意指令或字符,会发现输入字符部分丢失,该现象复制粘贴也会出现
实际运行的结果

0}1GX`XYP7)Z_XW_MS}N1GA

如图所示,输入version最终只出现部分字母,输入反复按下键盘多次才有可能把对应字母补上

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

Start by reproducing the dropped-character behavior in the arthas-boot console using Arthas 3.7.2 on Windows 11 with GraalVM 22, including pasted input. Trace the console input handling reached after connecting to the target JAR; done means typed and pasted commands appear completely and consistently.

Written by the indexing model from the issue text.

Assessment

Tech stack
java
Domain
cli
Issue type
Bug
Difficulty
4/5
Estimated time
3-5 days
Activity status
Stale
Clarity
Mostly clear
Newbie friendliness
38/100

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