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From WangYQ <wangyongqiang0...@163.com>
Subject Re:Re: Allowing clients to set priorities
Date Thu, 21 Apr 2016 06:47:35 GMT
using this feature, we can set priority for different request, sounds useful








At 2016-04-21 14:21:15, "Stack" <stack@duboce.net> wrote:
>On Wed, Apr 20, 2016 at 1:47 PM, rahul gidwani <rahul.gidwani@gmail.com>
>wrote:
>
>> I was wondering if people would be interested in allowing the client to
>> specify priorities?  I really think we are good responsible adults and wont
>> abuse this feature.   :)
>>
>> This would not just be for one particular operation but all operations.
>> I'll make it feature complete.
>>
>>
>Sounds sweet.
>
>RPC passes priority in the header already IIRC.
>
>We could then purge our ugly decompose of the request just to figure what
>it is so we can prioritize based off annotation.
>
>St.Ack
>
>
>
>> As for batch operations prioirites would be at batch level.
>>
>> I know the phoenix guys would really like this feature as it would really
>> help with their indexing work.
>>
>
>
>> Eventually I think it would be nice to get to a point where we can have
>> some sort of configurable reservation system.  Where regionservers could
>> have handler groups and we could send a little bit more info with the rpc
>> call to specify the reserved set of handlers they would like to utilize.
>>
>> thanks
>> rahul
>>
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