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From Dhruv Mahajan <>
Subject Re: IMRU usage question
Date Mon, 23 May 2016 19:42:18 GMT
That's a internal IMRU message and Update and Map user functions need not
worry about that. Map functions are typically a big switch loop. Now
question is whether switch variable comes from the Update function message
or map functions detects its value automatically from the previous map
function call.


On Mon, May 23, 2016 at 11:30 AM, Markus Weimer <> wrote:

> On 2016-05-20 10:37 PM, Dhruv Mahajan wrote:
>> Basically get rid of control message. It makes things a little simpler in
>> terms of coding codecs, pipelining and all.
> This is the IMRU-level control message, right? The one where we check
> whether Update produces anything to broadcast and if not, shut the mappers
> down? How would we replace that message?
> Markus

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