Sure they can, but as a thought exercise fully 2n redundancy is
difficult on a small scale for anything web facing. I've seen a very
simple implementation for a website requiring 5 9's that consumed over
$50k in equipment, and this wasn't even geographically diverse. I have
to believe that
On May 5, 3:51 pm, Jay Ashworth j...@baylink.com wrote:
- Original Message -
From: Ryan Malayter malay...@gmail.com
I like to bag on my developers for not knowing anything about the
infrastructure, but sometimes you just can't do it right because of
physics. Or you can't do it
- Original Message -
From: Ryan Malayter malay...@gmail.com
On May 5, 3:51 pm, Jay Ashworth j...@baylink.com wrote:
- Original Message -
From: Ryan Malayter malay...@gmail.com
I like to bag on my developers for not knowing anything about the
infrastructure, but
I am preparing a graduate level course for network managers. As part of this
course I would like to use a series of case studies looking at problems such as
described in the report from Amazon. If anyone has something similar or knows
where I could find such things, I would appreciate a copy or
On May 1, 2:29 pm, Jeff Wheeler j...@inconcepts.biz wrote:
What it really boils down to is this: if application developers are
doing their jobs, a given service can be easy and inexpensive to
distribute to unrelated systems/networks without a huge infrastructure
expense. If the developers
On Thu, May 5, 2011 at 10:45 AM, Ryan Malayter malay...@gmail.com wrote:
On May 1, 2:29 pm, Jeff Wheeler j...@inconcepts.biz wrote:
What it really boils down to is this: if application developers are
doing their jobs, a given service can be easy and inexpensive to
distribute to unrelated
- Original Message -
From: Ryan Malayter malay...@gmail.com
I like to bag on my developers for not knowing anything about the
infrastructure, but sometimes you just can't do it right because of
physics. Or you can't do it right without writing your own OS,
networking stacks, file
On 5/2/2011 4:11 PM, George Herbert wrote:
On Mon, May 2, 2011 at 2:04 PM, Jeroen van Aartjer...@mompl.net wrote:
valdis.kletni...@vt.edu wrote:
On Mon, 02 May 2011 12:27:34 PDT, Jeroen van Aart said:
It surprised me because I, perhaps naively, assumed IT workers in general
have a rather
Unlike the US of A, here in Australia the industry has gone *very* heavily
down the path of requiring/expecting certification. They have bought into
the faith that unless your resume includes CC?? you're worthless.
There are colleges (er, I mean training businesses) who will *guarantee*
you will
Jeff Wheeler wrote:
IT managers would do well to understand that a few smart programmers,
who understand how all their tools (web servers, databases,
filesystems, load-balancers, etc.) actually work, can often do more to
I fully agree.
But much to my dismay and surprise I have learned that
On Mon, 02 May 2011 12:27:34 PDT, Jeroen van Aart said:
It surprised me because I, perhaps naively, assumed IT workers in
general have a rather broad knowledge
No, the average IT worker is always a mere 3 keystrokes away from getting their
latest creation listed on www.thedailywtf.com.
On 05/02/2011 09:27 AM, Jeroen van Aart wrote:
Jeff Wheeler wrote:
IT managers would do well to understand that a few smart programmers,
who understand how all their tools (web servers, databases,
filesystems, load-balancers, etc.) actually work, can often do more to
I fully agree.
But much
valdis.kletni...@vt.edu wrote:
On Mon, 02 May 2011 12:27:34 PDT, Jeroen van Aart said:
It surprised me because I, perhaps naively, assumed IT workers in
general have a rather broad knowledge
Sorry to break it to you.
That's ok, the past tense in my story testifies to the fact I was
On Mon, May 2, 2011 at 2:04 PM, Jeroen van Aart jer...@mompl.net wrote:
valdis.kletni...@vt.edu wrote:
On Mon, 02 May 2011 12:27:34 PDT, Jeroen van Aart said:
It surprised me because I, perhaps naively, assumed IT workers in general
have a rather broad knowledge
Sorry to break it to you.
@nanog.org
Subject: Re: Amazon diagnosis
Jeff Wheeler wrote:
IT managers would do well to understand that a few smart programmers,
who understand how all their tools (web servers, databases,
filesystems, load-balancers, etc.) actually work, can often do more to
I fully agree.
But much to my dismay
On 04/29/2011 12:35 PM, Joly MacFie wrote:
*http://aws.amazon.com/message/65648/*http://aws.amazon.com/message/65648/
___
So, in a nut shell, Amazon had a single point of failure which touched
off this entire incident.
I am still waiting for proof that single points of failure can
- Original Message -
From: Mike mike-na...@tiedyenetworks.com
On 04/29/2011 12:35 PM, Joly MacFie wrote:
*http://aws.amazon.com/message/65648/*http://aws.amazon.com/message/65648/
So, in a nut shell, Amazon had a single point of failure which touched
off this entire incident.
I
On 5/1/2011 2:07 PM, Mike wrote:
I am still waiting for proof that single points of failure can
realistically be completely eliminated from any moderately complicated
network environment / application. So far, I think murphy is still
winning on this one.
Sure they can, but as a thought
I am still waiting for proof that single points of failure can
realistically be completely eliminated from any moderately complicated
network environment / application. So far, I think murphy is still
winning on this one.
Good job by the AWS team however, I am sure your new procedures and
On 5/1/2011 9:29 AM, Jeff Wheeler wrote:
On Sun, May 1, 2011 at 2:18 PM, Andrew Kirchtrel...@trelane.net wrote:
Sure they can, but as a thought exercise fully 2n redundancy is
difficult on a small scale for anything web facing. I've seen a very
simple implementation for a website requiring 5
On Sun, May 01, 2011 at 12:50:37PM -0700, George Bonser wrote:
From my reading of what happened, it looks like they didn't have a
single point of failure but ended up routing around their own
redundancy.
They apparently had a redundant primary network and, on top of that, a
secondary
Date: Sun, 01 May 2011 11:07:56 -0700
From: Mike mike-na...@tiedyenetworks.com
To: nanog@nanog.org
Subject: Re: Amazon diagnosis
On 04/29/2011 12:35 PM, Joly MacFie wrote:
http://aws.amazon.com/message/65648/
___
So, in a nut shell, Amazon had a single point of failure which
On Sun, 01 May 2011 11:07:56 PDT, Mike said:
I am still waiting for proof that single points of failure can
realistically be completely eliminated from any moderately complicated
network environment / application. So far, I think murphy is still
winning on this one.
For starters, you
Subject: RE: Amazon diagnosis
Date: Sun, 1 May 2011 12:50:37 -0700
From: George Bonser gbon...@seven.com
They apparently had a redundant primary network and, on top of that, a
secondary network. The secondary network, however, did not have the
capacity of the primary network.
Rather
On Fri, Apr 29, 2011 at 2:35 PM, Joly MacFie j...@punkcast.com wrote:
*http://aws.amazon.com/message/65648/*http://aws.amazon.com/message/65648/
___
--
---
Joly MacFie 218 565 9365 Skype:punkcast
WWWhatsup NYC -
*http://aws.amazon.com/message/65648/*http://aws.amazon.com/message/65648/
___
--
---
Joly MacFie 218 565 9365 Skype:punkcast
WWWhatsup NYC - http://wwwhatsup.com
http://pinstand.com - http://punkcast.com
VP (Admin) - ISOC-NY -
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