[26101] in resnet
Re: Bandwidth Concerns
daemon@ATHENA.MIT.EDU (Doughty, Marc)
Wed Mar 23 18:42:22 2011
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Date: Wed, 23 Mar 2011 18:42:06 -0400
Reply-To: Resnet Forum <RESNET-L@listserv.nd.edu>
From: "Doughty, Marc" <marc_doughty@brown.edu>
To: RESNET-L@listserv.nd.edu
In-Reply-To: <C9AFD617.76F3%avoelker@wcu.edu>
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Anyone have a content cache running? Does it help if you're caching all the
fixed elements of from these Web 2.0-type pages?
I'm imagining a box running Squid set up as a transparent proxy with an SSD
to hold the cache.
- Marc Doughty
"If you aren't sure who is the give-way vessel, you are the give-way
vessel."
On Wed, Mar 23, 2011 at 5:04 PM, Andy Voelker <avoelker@email.wcu.edu>wrote:
> We just had a recap discussion on this at our general staff meeting. Yes,
> we hit the ceiling on bandwidth management and had to do an emergency
> replace on our device (PacketShaper). There was a project already started
> to replace it, but a sudden uptick of problems caused it to get
> "accelerated". We went with a new BlueCoat box and so far things are
> running smoothly. Since replacement the peak has grown nearly a hundred
> megs. About 70% of our bandwidth is streaming media and social
> networking. We are also already out of the bandwidth bracket we purchased
> a while back.
>
> Just curious.. Does anyone else see a large portion of their high request
> counts come from NeoPets? That took us by surprise.
>
> -- Andy Voelker
>
> Manager of Student Computing in the Technology Commons
> Western Carolina University
> Be sure to check out the WCU TechTips Podcast at
> http://www.youtube.com/WesternCarolinaU!!
>
>
>
>
>
> On 3/23/11 3:42 PM, "Cal Frye" <cjf@calfrye.com> wrote:
>
> >On 3/23/11 2:50 PM, Cheryl L Skingley wrote:
> >> Just wondering if anyone else is seeing HUGE increases in bandwidth
> >> consumption from the fall term until now. Any strategies you're using
> >>to
> >> address the issue? We're swamped!
> >
> >Tried to send my pretty pie chart, but attachments are barred. Oh, well...
> >
> >Our user count is stable, but as Jeff said, the device count is
> >climbing. We have 2900 students, and recently increased our bandwidth
> >from 200Mb/s to 450Mb/s. The peak demand has been gradually climbing
> >toward that mark, but hasn't hit it yet.
> >
> >This week's stats:
> >Streaming Media 59%
> >Web Browsing 24%
> >S/W Updates & VPN 11%
> >Messaging, EMail 2.3%
> >File Transfer (Steam) 1.5%
> >Unknown, Misc. 1.0%
> >File Sharing (Permitted) 0.7%
> >Gaming 0.3%
> >
> >97% of Messaging is VoIP, 93% of that is Skype.
> >
> >We block P2P for most clients, it's possible to opt for an exemption.
> >
> >--
> >Best regards
> >-- Cal Frye, Network Administrator, Oberlin College
> > Mudd Library, x.56930 -- CIT will NEVER ask you for your password!
> >
> > www.calfrye.com, www.oberlin.edu/cit/
> >
> >"It may be that your sole purpose in life is simply to serve as a
> >warning to others."
> >
> >___________________________________________________
> >You are subscribed to the ResNet-L mailing list.
> >
> >To subscribe, unsubscribe or search the archives,
> >go to http://LISTSERV.ND.EDU/archives/resnet-l.html
> >___________________________________________________
> >
>
>
> --
>
> ___________________________________________________
> You are subscribed to the ResNet-L mailing list.
>
> To subscribe, unsubscribe or search the archives,
> go to http://LISTSERV.ND.EDU/archives/resnet-l.html
> ___________________________________________________
>
___________________________________________________
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Anyone have a content cache running? Does it help if you're caching all=
the fixed elements of from these Web 2.0-type pages?<br><br>I'm imagin=
ing a box running Squid set up as a transparent proxy with an SSD to hold t=
he cache.<br clear=3D"all">
<br>- Marc Doughty<br><br>"If you aren't sure who is the give-way =
vessel, you are the give-way vessel."<br>
<br><br><div class=3D"gmail_quote">On Wed, Mar 23, 2011 at 5:04 PM, Andy Vo=
elker <span dir=3D"ltr"><<a href=3D"mailto:avoelker@email.wcu.edu">avoel=
ker@email.wcu.edu</a>></span> wrote:<br><blockquote class=3D"gmail_quote=
" style=3D"margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex;">
We just had a recap discussion on this at our general staff meeting. =A0Yes=
,<br>
we hit the ceiling on bandwidth management and had to do an emergency<br>
replace on our device (PacketShaper). =A0There was a project already starte=
d<br>
to replace it, but a sudden uptick of problems caused it to get<br>
"accelerated". =A0We went with a new BlueCoat box and so far thin=
gs are<br>
running smoothly. =A0Since replacement the peak has grown nearly a hundred<=
br>
megs. =A0About 70% of our bandwidth is streaming media and social<br>
networking. =A0We are also already out of the bandwidth bracket we purchase=
d<br>
a while back.<br>
<br>
Just curious.. Does anyone else see a large portion of their high request<b=
r>
counts come from NeoPets? =A0That took us by surprise.<br>
<br>
-- Andy Voelker<br>
<br>
Manager of Student Computing in the Technology Commons<br>
Western Carolina University<br>
Be sure to check out the WCU TechTips Podcast at<br>
<a href=3D"http://www.youtube.com/WesternCarolinaU" target=3D"_blank">http:=
//www.youtube.com/WesternCarolinaU</a>!!<br>
<div><div></div><div class=3D"h5"><br>
<br>
<br>
<br>
<br>
On 3/23/11 3:42 PM, "Cal Frye" <<a href=3D"mailto:cjf@calfrye.=
com">cjf@calfrye.com</a>> wrote:<br>
<br>
>On 3/23/11 2:50 PM, Cheryl L Skingley wrote:<br>
>> Just wondering if anyone else is seeing HUGE increases in bandwidt=
h<br>
>> consumption from the fall term until now. =A0Any strategies you=
9;re using<br>
>>to<br>
>> address the issue? =A0We're swamped!<br>
><br>
>Tried to send my pretty pie chart, but attachments are barred. Oh, well=
...<br>
><br>
>Our user count is stable, but as Jeff said, the device count is<br>
>climbing. We have 2900 students, and recently increased our bandwidth<b=
r>
>from 200Mb/s to 450Mb/s. The peak demand has been gradually climbing<br=
>
>toward that mark, but hasn't hit it yet.<br>
><br>
>This week's stats:<br>
>Streaming Media =A0 =A0 =A0 =A059%<br>
>Web Browsing =A0 =A0 =A0 =A024%<br>
>S/W Updates & VPN =A0 =A011%<br>
>Messaging, EMail =A0 =A0 2.3%<br>
>File Transfer (Steam) =A0 =A0 1.5%<br>
>Unknown, Misc. =A0 =A0 =A0 =A0 1.0%<br>
>File Sharing (Permitted) 0.7%<br>
>Gaming =A0 =A0 =A0 =A0 =A0 =A0 0.3%<br>
><br>
>97% of Messaging is VoIP, 93% of that is Skype.<br>
><br>
>We block P2P for most clients, it's possible to opt for an exemptio=
n.<br>
><br>
>--<br>
>Best regards<br>
>-- Cal Frye, Network Administrator, Oberlin College<br>
> =A0 Mudd Library, x.56930 -- CIT will NEVER ask you for your password!=
<br>
><br>
> =A0 <a href=3D"http://www.calfrye.com" target=3D"_blank">www.calfrye.c=
om</a>, =A0<a href=3D"http://www.oberlin.edu/cit/" target=3D"_blank">www.ob=
erlin.edu/cit/</a><br>
><br>
>"It may be that your sole purpose in life is simply to serve as a<=
br>
>warning to others."<br>
><br>
>___________________________________________________<br>
>You are subscribed to the ResNet-L mailing list.<br>
><br>
>To subscribe, unsubscribe or search the archives,<br>
>go to <a href=3D"http://LISTSERV.ND.EDU/archives/resnet-l.html" target=
=3D"_blank">http://LISTSERV.ND.EDU/archives/resnet-l.html</a><br>
>___________________________________________________<br>
><br>
<br>
<br>
</div></div>--<br>
<div><div></div><div class=3D"h5"><br>
___________________________________________________<br>
You are subscribed to the ResNet-L mailing list.<br>
<br>
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blank">http://LISTSERV.ND.EDU/archives/resnet-l.html</a><br>
___________________________________________________<br>
</div></div></blockquote></div><br>
___________________________________________________
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<p>
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