Hi Joe You guys ever mount your racks on Barry mounts= vibration mounts..with so many shakes you may need to. RD
> > Message: 6 > Date: Wed, 24 Mar 2010 17:14:12 -0700 > From: Joe Abley <jab...@hopcount.ca> > Subject: Re: Earthquakes > To: Ken Gilmour <ken.gilm...@gmail.com> > Cc: NANOG list <nanog@nanog.org> > Message-ID: <69cb2fce-3d0e-44fe-93f4-8f3776dad...@hopcount.ca> > Content-Type: text/plain; charset=us-ascii > > > On 2010-03-24, at 13:12, Ken Gilmour wrote: > > > We had a 6.2 last year in Costa Rica... We immediately regretted where we > > had placed our racks and are almost finished a project to move them to a > > concrete floor (rather than that compressed cardboard stuff). Lost a lot > of > > hard drives that day! We regularly have quakes between the 4-5 region > here. > > By regularly, i mean a minimum of 5 times a year in different parts of > the > > country. > > If there is interest in data centre provisioning or construction, disaster > planning or inside/outside plant strategies intended to mitigate damage by > earthquakes then the NZNOG list might well be a good English-language place > to get some advice. > > Earthquakes of magnitude 4 and up happen pretty regularly (several times > per week is common). > > http://www.geonet.org.nz/earthquake/quakes/recent_quakes.html > http://www.nznog.org/ > > > Joe > > > > > ------------------------------ > > Message: 7 > Date: Wed, 24 Mar 2010 20:19:54 -0400 > From: "Peter Rocca" <ro...@start.ca> > Subject: Cogeco Contact...? > To: <nanog@nanog.org> > Message-ID: > <cbc1f36fc255be4b85b08ea17298c78a9ed...@pigeon.start.local> > Content-Type: text/plain; charset="us-ascii" > > Can someone from the Cogeco NOC please contact me off-list at > roccap2...@yahoo.com? I have tried ipservi...@cogeco.net and > 1-905-333-7055 without luck. Thank you. > > > > ------------------------------ > > Message: 8 > Date: Wed, 24 Mar 2010 20:34:52 -0400 > From: "Peter Rocca" <ro...@start.ca> > Subject: RE: Cogeco Contact...? > To: <nanog@nanog.org> > Message-ID: > <cbc1f36fc255be4b85b08ea17298c78a9ed...@pigeon.start.local> > Content-Type: text/plain; charset="us-ascii" > > Thanks all, success. > > -----Original Message----- > From: Peter Rocca [mailto:ro...@start.ca] > Sent: March 24, 2010 8:20 PM > To: nanog@nanog.org > Subject: Cogeco Contact...? > > Can someone from the Cogeco NOC please contact me off-list at > roccap2...@yahoo.com? I have tried ipservi...@cogeco.net and > 1-905-333-7055 without luck. Thank you. > > > > > ------------------------------ > > Message: 9 > Date: Wed, 24 Mar 2010 18:46:27 -0700 > From: Darren Bolding <dar...@bolding.org> > Subject: Re: Experiences with A10 AX series Load Balancers? > To: Justin Horstman <jhorst...@adknowledge.com> > Cc: "Welch, Bryan" <bryan.we...@arrisi.com>, "nanog@nanog.org" > <nanog@nanog.org> > Message-ID: > <5a318d411003241846ue709334icce03515da414...@mail.gmail.com> > Content-Type: text/plain; charset=ISO-8859-1 > > Very interesting to see about A10's performance- I've heard mixed things > about them. > > Just an FYI, the newer F5 platforms don't utilize the ASIC's- the > performance curve of general-purpose CPU's has once again eclipsed what can > be done with specialized silicon without aggressive (and expensive) > revision > cycles. The ASIC's also could only be used in simpler virtual server > configurations and with certain subsets of iRules. > > That said, nothing else I'm aware of provides the functionality of iRules. > I've used netscalers only a relatively small amount- and they are nice- > particularly if your requirements are within their feature set- but my > experience has been that things I take for granted using an iRule are > seriously painful to implement on a netscaler. > > --D > > On Wed, Mar 24, 2010 at 3:33 PM, Justin Horstman > <jhorst...@adknowledge.com>wrote: > > > The boxes do alright at low load levels. They do not have an asic tech > like > > the F5s so choke on large amounts of traffic. Management is a bit > immature > > and you will find yourself having to use the CLI and the Gui to > accomplish > > most advanced tasks. > > > > When we put them head to head A10 AX3200 vs F5 6400 ltm (note: 6400 was > > what we were looking to replace) > > > > Test: > > 1000 concurrent users from Gomez's Networks Loadtesting platform hitting > as > > fast as the requests would close, going through our standard vip config > on > > the f5, and the A10 engineering teams 3 best efforts to beat that config > > that balanced between two Identical Dell 1950 servers serving a php page > > that responded with a random number (to avoid caching). The 6400 we used > was > > in production at the time, and was older so we were expecting to get > blown > > away, see the results here: > > > > F5 - Peaked 160k completed transactions a minute sustained for 10 > minutes, > > 0 errors, 112ms average transaction response time > > A10 - Held 60k completed transactions a minute sustained for 10 minutes, > 0 > > errors, 360ms average transaction response time > > > > If anyone is interested in the graphs I think I can still pull them out > of > > gomez. Though notable that this was all done a year ago, so things might > be > > different now. > > > > ~J > > > > > > -----Original Message----- > > From: Welch, Bryan [mailto:bryan.we...@arrisi.com] > > Sent: Tuesday, March 23, 2010 8:35 PM > > To: nanog@nanog.org > > Subject: Experiences with A10 AX series Load Balancers? > > > > Does anyone have any experiences good/bad/indifferent with this company > and > > their products? They claim 2x the performance at ? the cost and am a bit > > leery as you can imagine. > > > > We are looking to replace our aging F5 BigIP LTM's and will be evaluating > > these along with the Netscaler and new generation F5 boxes. > > > > > > > > > > Regards, > > > > Bryan > > > > > > > > > -- > -- Darren Bolding -- > -- dar...@bolding.org -- > > > ------------------------------ > > Message: 10 > Date: Wed, 24 Mar 2010 18:50:42 -0700 > From: "Welch, Bryan" <bryan.we...@arrisi.com> > Subject: RE: Experiences with A10 AX series Load Balancers? > To: Darren Bolding <dar...@bolding.org>, Justin Horstman > <jhorst...@adknowledge.com> > Cc: "nanog@nanog.org" <nanog@nanog.org> > Message-ID: > < > dfa5aecdec85ee4087d45c463c19b3751341839...@kwaexmail1.arrs.arrisi.com> > > Content-Type: text/plain; charset="iso-8859-1" > > Yes, agreed. I think the Netscaler falls into the category of the Cisco in > this respect <ducks>. Seems the F5 gear is the 1000lb gorilla in this > category and for the most part we have no reason to look anywhere else other > than doing our own due diligence with respect to the other vendor offerings > in this space. > > > > Regards, > > Bryan > > From: packetmon...@gmail.com [mailto:packetmon...@gmail.com] On Behalf Of > Darren Bolding > Sent: Wednesday, March 24, 2010 6:46 PM > To: Justin Horstman > Cc: Welch, Bryan; nanog@nanog.org > Subject: Re: Experiences with A10 AX series Load Balancers? > > Very interesting to see about A10's performance- I've heard mixed things > about them. > > Just an FYI, the newer F5 platforms don't utilize the ASIC's- the > performance curve of general-purpose CPU's has once again eclipsed what can > be done with specialized silicon without aggressive (and expensive) revision > cycles. The ASIC's also could only be used in simpler virtual server > configurations and with certain subsets of iRules. > > That said, nothing else I'm aware of provides the functionality of iRules. > I've used netscalers only a relatively small amount- and they are nice- > particularly if your requirements are within their feature set- but my > experience has been that things I take for granted using an iRule are > seriously painful to implement on a netscaler. > > --D > > On Wed, Mar 24, 2010 at 3:33 PM, Justin Horstman < > jhorst...@adknowledge.com<mailto:jhorst...@adknowledge.com>> wrote: > The boxes do alright at low load levels. They do not have an asic tech like > the F5s so choke on large amounts of traffic. Management is a bit immature > and you will find yourself having to use the CLI and the Gui to accomplish > most advanced tasks. > > When we put them head to head A10 AX3200 vs F5 6400 ltm (note: 6400 was > what we were looking to replace) > > Test: > 1000 concurrent users from Gomez's Networks Loadtesting platform hitting as > fast as the requests would close, going through our standard vip config on > the f5, and the A10 engineering teams 3 best efforts to beat that config > that balanced between two Identical Dell 1950 servers serving a php page > that responded with a random number (to avoid caching). The 6400 we used was > in production at the time, and was older so we were expecting to get blown > away, see the results here: > > F5 - Peaked 160k completed transactions a minute sustained for 10 minutes, > 0 errors, 112ms average transaction response time > A10 - Held 60k completed transactions a minute sustained for 10 minutes, 0 > errors, 360ms average transaction response time > > If anyone is interested in the graphs I think I can still pull them out of > gomez. Though notable that this was all done a year ago, so things might be > different now. > > ~J > > > -----Original Message----- > From: Welch, Bryan [mailto:bryan.we...@arrisi.com<mailto: > bryan.we...@arrisi.com>] > Sent: Tuesday, March 23, 2010 8:35 PM > To: nanog@nanog.org<mailto:nanog@nanog.org> > Subject: Experiences with A10 AX series Load Balancers? > > Does anyone have any experiences good/bad/indifferent with this company and > their products? They claim 2x the performance at ? the cost and am a bit > leery as you can imagine. > > We are looking to replace our aging F5 BigIP LTM's and will be evaluating > these along with the Netscaler and new generation F5 boxes. > > > > > Regards, > > Bryan > > > > > -- > -- Darren Bolding -- > -- dar...@bolding.org<mailto:dar...@bolding.org> -- > > > ------------------------------ > > _______________________________________________ > NANOG mailing list > NANOG@nanog.org > https://mailman.nanog.org/mailman/listinfo/nanog > > End of NANOG Digest, Vol 26, Issue 122 > ************************************** > -- Rudi Daniel e Business Consultant http://www.svgpso.org http://oecstimes.wordpress.com “The whole problem with the world is that fools and fanatics are always so certain of themselves, but wiser people so full of doubts.” - Bertrand Russell
