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From: Greg KH <gregkh@linuxfoundation.org>
To: "Mohamed Abuelfotoh, Hazem" <abuehaze@amazon.com>
Cc: Eric Dumazet <edumazet@google.com>,
	"netdev@vger.kernel.org" <netdev@vger.kernel.org>,
	"stable@vger.kernel.org" <stable@vger.kernel.org>,
	"ycheng@google.com" <ycheng@google.com>,
	"ncardwell@google.com" <ncardwell@google.com>,
	"weiwan@google.com" <weiwan@google.com>,
	"Strohman, Andy" <astroh@amazon.com>,
	"Herrenschmidt, Benjamin" <benh@amazon.com>
Subject: Re: [PATCH net-next] tcp: optimise receiver buffer autotuning initialisation for high latency connections
Date: Mon, 7 Dec 2020 18:46:07 +0100	[thread overview]
Message-ID: <X85qX19mo5XesW8b@kroah.com> (raw)
In-Reply-To: <05E336BF-BAF7-432D-85B5-4B06CD02D34C@amazon.com>

On Mon, Dec 07, 2020 at 04:34:57PM +0000, Mohamed Abuelfotoh, Hazem wrote:
> 100ms RTT
> 
> >Which exact version of linux kernel are you using ?
> On the receiver side I could see the issue with any mainline kernel
> version >=4.19.86 which is the first kernel version that has patches
> [1] & [2] included.  On the sender I am using kernel 5.4.0-rc6.

5.4.0-rc6 is a very old and odd kernel to be doing anything with.  Are
you sure you don't mean "5.10-rc6" here?

thanks,

greg k-h

  reply	other threads:[~2020-12-07 17:45 UTC|newest]

Thread overview: 22+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2020-12-04 18:06 [PATCH net-next] tcp: optimise receiver buffer autotuning initialisation for high latency connections Hazem Mohamed Abuelfotoh
2020-12-04 18:19 ` Mohamed Abuelfotoh, Hazem
2020-12-04 18:41   ` Eric Dumazet
     [not found]     ` <3F02FF08-EDA6-4DFD-8D93-479A5B05E25A@amazon.com>
2020-12-07 15:25       ` Eric Dumazet
2020-12-07 16:09         ` Mohamed Abuelfotoh, Hazem
2020-12-07 16:22           ` Eric Dumazet
2020-12-07 16:33             ` Neal Cardwell
2020-12-07 17:08               ` Eric Dumazet
2020-12-07 20:09                 ` Mohamed Abuelfotoh, Hazem
2020-12-07 23:22                   ` Eric Dumazet
2020-12-07 17:16               ` Mohamed Abuelfotoh, Hazem
2020-12-07 17:27                 ` Eric Dumazet
2020-12-08 16:28                   ` Mohamed Abuelfotoh, Hazem
2020-12-08 16:30                     ` Mohamed Abuelfotoh, Hazem
2020-12-08 16:46                     ` Eric Dumazet
2020-12-07 16:34             ` Mohamed Abuelfotoh, Hazem
2020-12-07 17:46               ` Greg KH [this message]
2020-12-07 17:54                 ` Mohamed Abuelfotoh, Hazem
2020-12-04 19:10 ` Eric Dumazet
2020-12-04 21:28 ` Neal Cardwell
2020-12-07 11:46   ` [PATCH net] tcp: fix receive buffer autotuning to trigger for any valid advertised MSS Hazem Mohamed Abuelfotoh
2020-12-07 18:53     ` Jakub Kicinski

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