Election Commission of India: Make it possible for every Indian to vote irrespective of where he or she may be temporarily located

2019-03-02 Thread y2k . shubhamgupta
Hey, I just signed the petition "Election Commission of India: Make it possible for every Indian to vote irrespective of where he or she may be temporarily located" and wanted to see if you could help by adding your name. Our goal is to reach 150,000 signatures and we need more support. You can

Election Commission of India: Make it possible for every Indian to vote irrespective of where he or she may be temporarily located

2019-03-02 Thread y2k . shubhamgupta
Hey, I just signed the petition "Election Commission of India: Make it possible for every Indian to vote irrespective of where he or she may be temporarily located" and wanted to see if you could help by adding your name. Our goal is to reach 150,000 signatures and we need more support. You can

Re: Multiple Schedulers - "scheduler_lock"

2019-03-02 Thread Deng Xiaodong
Thanks Max. I have documented all the discussions around this topic & useful inputs into AIP-15 (Support Multiple-Schedulers for HA & Better Scheduling Performance) https://cwiki.apache.org/confluence/pages/viewpage.action?pageId=103092651

Re: Multiple Schedulers - "scheduler_lock"

2019-03-02 Thread Maxime Beauchemin
Personally I'd vote against the idea of having certain scheduler handling a subset of the DAGs, that's just not HA. Also if you are in an env where you have a small number of large DAGs, the odds of having wasted work and double-firing get pretty high. With the lock in place, it's just a matter

Re: Multiple Schedulers - "scheduler_lock"

2019-03-02 Thread Deng Xiaodong
Get your point and agree. And the suggestion you gave lastly to random sort DAGs is a great idea to address it. Thanks! XD > On 2 Mar 2019, at 10:41 PM, Jarek Potiuk wrote: > > I think that the probability calculation holds only if there is no > correlation between different schedulers. I

Re: Multiple Schedulers - "scheduler_lock"

2019-03-02 Thread Jarek Potiuk
I think that the probability calculation holds only if there is no correlation between different schedulers. I think however there might be an accidental correlation if you think about typical deployments. Some details why I think accidental correlation is possible and even likely. Assume that: