On Thu, 21 Mar 2013, Jim Gettys wrote:
Every more modern TCP can easily fill any sized buffer given time with a
single TCP connection.
I agree with this, I made this discovery myself back in 2004 or so, and
had to implement Fairqueue and WRED on my home connection to make it
bearable to use
On Thu, Mar 21, 2013 at 01:04:21PM -0700, David Lang wrote:
> Also, if you measure the impact of bufferbloat in terms of how many
> seconds a day the line is impacted, you get a horribly skewed view of
> the impact.
I agree that such a temporal view will skew the results. The approach
taken in Mar
Also, Windows XP is still significantly in use in the Internet
(unfortunately).
On Thu, Mar 21, 2013 at 3:25 PM, Mikael Abrahamsson wrote:
> On Thu, 21 Mar 2013, Oliver Hohlfeld wrote:
>
> In summary, the question on how much of a problem buffer bloat currently
>> is cannot be fully answered a
On Thu, 21 Mar 2013, Oliver Hohlfeld wrote:
On 03/13/2013 03:23 PM, Eliot Lear wrote:
I don't have an answer to that question, but Mark Allman from ICIR did
attempt to characterize buffer bloat on the Internet through an
empirical study that appeared in the January edition of CCR. You can
find
On Thu, 21 Mar 2013, Oliver Hohlfeld wrote:
In summary, the question on how much of a problem buffer bloat currently
is cannot be fully answered and still requires further research.
Buffer bloat is a problem on basically all access forms apart from ETTH.
Usually ETTH is produced using L2 or L
On 03/13/2013 03:23 PM, Eliot Lear wrote:
> I don't have an answer to that question, but Mark Allman from ICIR did
> attempt to characterize buffer bloat on the Internet through an
> empirical study that appeared in the January edition of CCR. You can
> find a reference to that paper at the follow
Moreover, bloat, when it occurs, changes user behavior. Yesterday for
example, I was on a skype call that became unusable. What did we do?
Hung up, and switched to a landline.
There's whole songs written about the problem at this point...
https://www.youtube.com/watch?v=n_ZvkrLkQxY
--
Dave Täh
On Thu, Mar 21, 2013 at 2:14 PM, Oliver Hohlfeld <
oli...@net.t-labs.tu-berlin.de> wrote:
> > I believe you are actually measuring the *fraction of the time* your
> > measurements show bad latency
>
> Yes.
>
> > The best data I've seen on how widespread the problem is is the ICSI
> > Netalyzr scat
> I believe you are actually measuring the *fraction of the time* your
> measurements show bad latency
Yes.
> The best data I've seen on how widespread the problem is is the ICSI
> Netalyzr scatter plots results
One has to be extremely careful on what to conclude from this data.
The Netalyzr dat
On Thu, Mar 21, 2013 at 1:50 PM, Oliver Hohlfeld <
oli...@net.t-labs.tu-berlin.de> wrote:
> (cross posting to bloat)
>
> On 03/13/2013 04:28 PM, Fred Baker (fred) wrote:
> > On Mar 13, 2013, at 10:23 AM, Eliot Lear wrote:
> >
> >> I don't have an answer to that question, but Mark Allman from ICIR
(cross posting to bloat)
On 03/13/2013 04:28 PM, Fred Baker (fred) wrote:
> On Mar 13, 2013, at 10:23 AM, Eliot Lear wrote:
>
>> I don't have an answer to that question, but Mark Allman from ICIR did
>> attempt to characterize buffer bloat on the Internet through an
>> empirical study that appea
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