chengshiwen opened a new pull request #4744:
URL: https://github.com/apache/incubator-dolphinscheduler/pull/4744
## What is the purpose of the pull request
**Fix task instance log not change**
This closes #4741
## Brief change log
- *Bind key in component `m-log` in `pages/taskInstance/_source/list.vue`*
## Verify this pull request
This change added tests and can be verified as follows:
*(example:)*
- *Manually verified the change by testing locally.*
Gif check: 
Vide check:
https://user-images.githubusercontent.com/4902714/107234482-adc87e00-6a5e-11eb-8998-5a152091b1da.mp4
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