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Which version of XXL-JOB do you using?

2.3.0

Expected behavior

当我的任务由于设置的调度周期不合理或者别的原因造成了任务堆积，而且我想立即停止该任务的执行，并且清除掉堆积任务，该如何操作呢？

Actual behavior

Steps to reproduce the behavior

Other information