On 11/23/2014 06:13 PM, Robert Collins wrote:
On WSGI - if we're in an asyncio world, I don't think WSGI has any
relevance today - it has no async programming model. While is has
incremental apis and supports generators, thats not close enough to
the same thing: so we're going to have to port
On Nov 23, 2014, at 9:24 PM, Donald Stufft don...@stufft.io wrote:
There’s a long history of implicit context switches causing buggy software
that breaks. As far as I can tell the only downsides to explicit context
switches that don’t stem from an inferior interpreter seem to be “some
On Nov 24, 2014, at 9:23 AM, Adam Young ayo...@redhat.com wrote:
For pieces such as the Nova compute that talk almost exclusively on the
Queue, we should work to remove Monkey patching and use a clear programming
model. If we can do that within the context of Eventlet, great. If we
On 11/24/2014 10:43 AM, Mike Bayer wrote:
On Nov 24, 2014, at 9:23 AM, Adam Young ayo...@redhat.com wrote:
For pieces such as the Nova compute that talk almost exclusively on
the Queue, we should work to remove Monkey patching and use a clear
programming model. If we can do that within the
On Nov 24, 2014, at 11:30 AM, Jay Pipes jaypi...@gmail.com wrote:
On 11/24/2014 10:43 AM, Mike Bayer wrote:
On Nov 24, 2014, at 9:23 AM, Adam Young ayo...@redhat.com wrote:
For pieces such as the Nova compute that talk almost exclusively on
the Queue, we should work to remove Monkey patching
On Nov 24, 2014, at 12:40 PM, Doug Hellmann d...@doughellmann.com wrote:
This is a good point. I’m not sure we can say “we’ll only use
explicit/implicit async in certain cases because most of our apps actually
mix the cases. We have WSGI apps that send RPC messages and we have other
On Nov 24, 2014, at 12:57 PM, Mike Bayer mba...@redhat.com wrote:
On Nov 24, 2014, at 12:40 PM, Doug Hellmann d...@doughellmann.com wrote:
This is a good point. I’m not sure we can say “we’ll only use
explicit/implicit async in certain cases because most of our apps actually
mix the
Doug Hellmann wrote:
On Nov 24, 2014, at 12:57 PM, Mike Bayermba...@redhat.com wrote:
On Nov 24, 2014, at 12:40 PM, Doug Hellmannd...@doughellmann.com wrote:
This is a good point. I’m not sure we can say “we’ll only use explicit/implicit
async in certain cases because most of our apps
Hi,
I'm happy to announce you that I just finished the last piece of the puzzle to
add support for trollius coroutines in Oslo Messaging! See my two changes:
* Add a new aiogreen executor:
https://review.openstack.org/#/c/136653/
* Add an optional executor callback to dispatcher:
On 24 November 2014 at 11:01, victor stinner
victor.stin...@enovance.com wrote:
Hi,
I'm happy to announce you that I just finished the last piece of the puzzle
to add support for trollius coroutines in Oslo Messaging! See my two changes:
* Add a new aiogreen executor:
On 11/23/2014 06:13 PM, Robert Collins wrote:
On 24 November 2014 at 11:01, victor stinner
victor.stin...@enovance.com wrote:
Hi,
I'm happy to announce you that I just finished the last piece of the puzzle
to add support for trollius coroutines in Oslo Messaging! See my two changes:
* Add
On Nov 23, 2014, at 6:30 PM, Monty Taylor mord...@inaugust.com wrote:
On 11/23/2014 06:13 PM, Robert Collins wrote:
On 24 November 2014 at 11:01, victor stinner
victor.stin...@enovance.com wrote:
Hi,
I'm happy to announce you that I just finished the last piece of the puzzle
to add
On 24 November 2014 at 12:35, Donald Stufft don...@stufft.io wrote:
For whatever it’s worth, I find explicit async io to be _way_ easier to
understand for the same reason I find threaded code to be a rats nest.
The co-routine style of asyncio (or Twisted’s inlineCallbacks) solves
almost all
On 24 November 2014 at 12:30, Monty Taylor mord...@inaugust.com wrote:
I'm not going to comment on the pros and cons - I think we all know I'm
a fan of threads. But I have been around a while, so - for those who
haven't been:
FWIW we have *threads* today as a programming model. The
On Nov 23, 2014, at 6:13 PM, Robert Collins robe...@robertcollins.net wrote:
So - the technical bits of the plan sound fine.
On WSGI - if we're in an asyncio world,
*looks around*, we are? when did that happen?Assuming we’re talking
explicit async. Rewriting all our code as
On Nov 23, 2014, at 6:35 PM, Donald Stufft don...@stufft.io wrote:
For whatever it’s worth, I find explicit async io to be _way_ easier to
understand for the same reason I find threaded code to be a rats nest.
web applications aren’t explicitly “threaded”. You get a request, load some
On Nov 23, 2014, at 7:21 PM, Mike Bayer mba...@redhat.com wrote:
Given that, I’ve yet to understand why a system that implicitly defers CPU
use when a routine encounters IO, deferring to other routines, is relegated
to the realm of “magic”. Is Python reference counting and garbage
On Nov 23, 2014, at 7:29 PM, Mike Bayer mba...@redhat.com wrote:
Glyph wrote a good post that mirrors my opinions on implicit vs explicit
here: https://glyph.twistedmatrix.com/2014/02/unyielding.html.
this is the post that most makes me think about the garbage collector
analogy, re:
On Nov 23, 2014, at 7:30 PM, Donald Stufft don...@stufft.io wrote:
On Nov 23, 2014, at 7:21 PM, Mike Bayer mba...@redhat.com wrote:
Given that, I’ve yet to understand why a system that implicitly defers CPU
use when a routine encounters IO, deferring to other routines, is relegated
On Nov 23, 2014, at 7:55 PM, Mike Bayer mba...@redhat.com wrote:
On Nov 23, 2014, at 7:30 PM, Donald Stufft don...@stufft.io wrote:
On Nov 23, 2014, at 7:21 PM, Mike Bayer mba...@redhat.com wrote:
Given that, I’ve yet to understand why a system that implicitly defers CPU
use when
On Nov 23, 2014, at 8:23 PM, Donald Stufft don...@stufft.io wrote:
I don’t really take performance issues that seriously for CPython. If you
care about performance you should be using PyPy. I like that argument though
because the same argument is used against the GCs which you like to use
On Nov 23, 2014, at 9:09 PM, Mike Bayer mba...@redhat.com wrote:
On Nov 23, 2014, at 8:23 PM, Donald Stufft don...@stufft.io wrote:
I don’t really take performance issues that seriously for CPython. If you
care about performance you should be using PyPy. I like that argument though
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