fix: 防止僵尸进程

[lfshao]

What this PR does / why we need it?

执行web终端会产生僵尸进程

Summary of your change

Please indicate you've done the following:

• [ ] Made sure tests are passing and test coverage is added if needed.
• [ ] Made sure commit message follow the rule of Conventional Commits specification.
• [ ] Considered the docs impact and opened a new docs issue or PR with docs changes if needed.