Thread (1 message) 1 message, 1 author, 2012-10-17
  • (off-list ancestor, not in this archive)
  • Re: · Shravan Mishra <hidden> · 2012-10-17

Re:

From: Shravan Mishra <hidden>
Date: 2012-10-17 15:18:04

On Wed, Oct 17, 2012 at 11:16 AM, Shravan Mishra
[off-list ref] wrote:
Hi,

Is there a way to simulate delayed acknowlegement such that in my packet
trace I see it getting triggered.

I'm using 3.2.31 linux kernel.

I don't see any sysctl parameter for doing this.

I checked HZ on my box using sysconf(_SC_CLK_TICK) it shows 100.

Under tcp.h

TCP_DELACK_MIN - HZ/25

which means that my delayed ack timeout will be 40ms.

How can I see this ?

Currently I see tcp acks well within the above bounds.


Sincerely
Shravan
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