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调度器故障转移 #69

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BennetWang opened this issue Aug 28, 2019 · 4 comments
Open

调度器故障转移 #69

BennetWang opened this issue Aug 28, 2019 · 4 comments

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@BennetWang
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BennetWang commented Aug 28, 2019 •
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调度器故障转移貌似没有这部分的实现哦。
当前调度器开始调度，执行一半的任务，调度器挂掉了之后，其他调度器抢占任务，但是没有继续执行后续的任务哦。
目前没看到这块代码，是我看漏了吗？？方便指出在哪一块吗？
@BennetWang
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我说的是调度过程的故障。

@TeddiWolf
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当次的JOB是不会继续执行的。因为无法判断当时的TASK执行成功与否。

@BennetWang
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当次的JOB是不会继续执行的。因为无法判断当时的TASK执行成功与否。

Task的执行应该需要保证幂等性吧。因为你Task的故障转移也无法保证Task执行成功之后一定会返回成功给你。

@BennetWang
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当次的JOB是不会继续执行的。因为无法判断当时的TASK执行成功与否。

而且在zk里面可以记录当次执行Job实例哪一些Task执行成功了，新接手的调度器可以从后面再往下执行

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@BennetWang @TeddiWolf