Re: Sufficient Buffer Sizes

2024-01-03 Thread Dale W. Carder
Thus spake Mike Hammett (na...@ics-il.net) on Tue, Jan 02, 2024 at 05:02:22PM -0600: > While attempting to ascertain how big of switch buffers I needed in a 100G > switch, I rediscovered this article where I first learned about switch > buffers. > >

Re: Sufficient Buffer Sizes

2024-01-03 Thread Maurice Brown
Threads like this are why I subscribe to this. On Wed, Jan 3, 2024 at 12:27 AM Saku Ytti wrote: > On Wed, 3 Jan 2024 at 01:05, Mike Hammett wrote: > > > It suggests that 60 meg is what you need at 10G. Is that per interface? > Would it be linear in that I would need 600 meg at 100G? > > Not at

Re: Sufficient Buffer Sizes

2024-01-03 Thread Saku Ytti
On Wed, 3 Jan 2024 at 01:05, Mike Hammett wrote: > It suggests that 60 meg is what you need at 10G. Is that per interface? Would > it be linear in that I would need 600 meg at 100G? Not at all. You need to understand WHY buffering is needed, to determine how much you want to offer buffering.

Re: Sufficient Buffer Sizes

2024-01-02 Thread Mike Hammett
;Dave Taht" To: "William Herrin" Cc: "Mike Hammett" , "NANOG" Sent: Tuesday, January 2, 2024 6:02:27 PM Subject: Re: Sufficient Buffer Sizes Hoo, boy. This is now such an old debate that I do not know where to start anymore. I am of the firm opinion nowa

Re: Sufficient Buffer Sizes

2024-01-02 Thread Dave Taht
Hoo, boy. This is now such an old debate that I do not know where to start anymore. I am of the firm opinion nowadays that if you are buffering more than a few ms at these enormous speeds, you are doing it wrong, and regardless https://arxiv.org/abs/2109.11693 seems to hold as for highly

Re: Sufficient Buffer Sizes

2024-01-02 Thread William Herrin
On Tue, Jan 2, 2024 at 3:02 PM Mike Hammett wrote: > While attempting to ascertain how big of switch buffers I needed in a 100G > switch, I rediscovered this article where I first learned about switch > buffers. > >

Sufficient Buffer Sizes

2024-01-02 Thread Mike Hammett
While attempting to ascertain how big of switch buffers I needed in a 100G switch, I rediscovered this article where I first learned about switch buffers.