linux-kernel - Re: [PATCH RESEND 0/2] enable hires timer to timeout datagram socket

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Message-ID: <20170821182210.GA2983@amazon.com>
Date:   Mon, 21 Aug 2017 18:22:10 +0000
From:   Vallish Vaidyeshwara <vallish@...zon.com>
To:     Richard Cochran <richardcochran@...il.com>
CC:     <davem@...emloft.net>, <shuah@...nel.org>,
        <netdev@...r.kernel.org>, <linux-kernel@...r.kernel.org>,
        <eduval@...zon.com>, <anchalag@...zon.com>, <tglx@...utronix.de>
Subject: Re: [PATCH RESEND 0/2] enable hires timer to timeout datagram socket

On Sun, Aug 20, 2017 at 01:47:45AM +0000, Vallish Vaidyeshwara wrote:
> On Sat, Aug 19, 2017 at 08:21:45AM +0200, Richard Cochran wrote:
> > On Fri, Aug 18, 2017 at 10:27:56PM +0000, Vallish Vaidyeshwara wrote:
> > > We have a on-demand application that uses long timeouts and needs to react to
> > > events within milliseconds.
> >
> 
> Hello Richard,
> 
> > Huh?  The test program you posted does not react to any event.
> >
> 
> Application has logic for complex events and test program is kept simple to
> highlight the change in behavior seen with system calls.
>

Hello Richard,

AWS Lambda is affected by this change in behavior in
system call. Following links has more information:
https://en.wikipedia.org/wiki/AWS_Lambda
https://aws.amazon.com/lambda/

Thanks.
-Vallish