Wenjun Ruan

> 4\. found error in master , some log like 'Master handle command xxx error ' This is caused by master handle command failed, you can find the reason from...

> > > 4. found error in master , some log like 'Master handle command xxx error ' > > > > > > This is caused by master handle...

> > > > > 4. found error in master , some log like 'Master handle command xxx error ' > > > > > > > > > >...

> > > > > > > 4. found error in master , some log like 'Master handle command xxx error ' > > > > > > > >...

@1032851561 If this occurs next time, please provide the whole log of your masters. I have no idea now.

`DelayQueue` contains a `PriorityBlockingQueue `, the element 1 should be return here, so it will not block other events. The main problem here is the event bus worker will `poll`...

> > It's great if we can move `PriorityDelayQueue` under `dolphinscheduler-eventbus`, since the main logic are same at `DelayEntry` and `AbstractDelayEvent`. > > Yeah, I would prefer to do it...

> [@ruanwenjun](https://github.com/ruanwenjun) i did some test for a 5mins failed retry task, run workflow, the task failed and waiting retry, and stop the workflow, the workflow stop after 5mins. >...

You should provide a detail design related of the how to use the new task and how does the task work in ds, rather than some pictures of ui.

AFAIK, this shouldn't happen 😢 , are these filed related to ds?