hadoop-yarn-dev mailing list archives

Site index · List index
Message view « Date » · « Thread »
Top « Date » · « Thread »
From Bikas Saha <bi...@hortonworks.com>
Subject RE: Yarn resource request
Date Thu, 21 Nov 2013 17:42:24 GMT
Yes.

-----Original Message-----
From: 牛兆捷 [mailto:nzjemail@gmail.com]
Sent: Thursday, November 21, 2013 12:54 AM
To: yarn-dev@hadoop.apache.org
Subject: Re: Yarn resource request

Then, if one application master request for two different size container
with different priority, the resource manager will reserve the resource
for the higher priority container even the requirement of smaller
container can be met.


2013/11/21 Bikas Saha <bikas@hortonworks.com>

> That’s a known limitation of the current implementation of schedulers
> in YARN. The API allows different requests of different sizes within
> the same priority but the implementations of the schedulers do not
support this.
> For different sizes, one can either use different priorities or use
> the highest size amongst the sizes within a priority.
>
> Bikas
>
> -----Original Message-----
> From: 牛兆捷 [mailto:nzjemail@gmail.com]
> Sent: Wednesday, November 20, 2013 7:44 PM
> To: yarn-dev@hadoop.apache.org
> Subject: Yarn resource request
>
> Currently, resource requests for the same priority and locality are
> expected to all be the same size, how will Application Master do for
> different size? use different requests?
>
> --
> *Regards,*
> *Zhaojie*
>
> --
> CONFIDENTIALITY NOTICE
> NOTICE: This message is intended for the use of the individual or
> entity to which it is addressed and may contain information that is
> confidential, privileged and exempt from disclosure under applicable
> law. If the reader of this message is not the intended recipient, you
> are hereby notified that any printing, copying, dissemination,
> distribution, disclosure or forwarding of this communication is
> strictly prohibited. If you have received this communication in error,
> please contact the sender immediately and delete it from your system.
Thank You.
>



--
*Regards,*
*Zhaojie*

-- 
CONFIDENTIALITY NOTICE
NOTICE: This message is intended for the use of the individual or entity to 
which it is addressed and may contain information that is confidential, 
privileged and exempt from disclosure under applicable law. If the reader 
of this message is not the intended recipient, you are hereby notified that 
any printing, copying, dissemination, distribution, disclosure or 
forwarding of this communication is strictly prohibited. If you have 
received this communication in error, please contact the sender immediately 
and delete it from your system. Thank You.

Mime
View raw message