If only I could target 10.6... we just barely convinced management to
let us drop 10.4.
Someday... someday.
-BJ
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On 18 Mar 2010, at 06:41, BJ Homer wrote:
> On Wed, Mar 17, 2010 at 11:47 PM, Greg Guerin wrote:
> doing one transaction updating 400-500 records.) Hence, we pipeline the HTTP
> requests, starting transfer of the second before the first one is finished.
> There are a large number of servers that
On Thu, Mar 18, 2010 at 12:05 PM, Jens Alfke wrote:
>
> On Mar 18, 2010, at 8:35 AM, Michael Ash wrote:
>
>> Cocoa keeps around a lot of thread-specific state. In addition to
>> autorelease pools, you also have exception handlers, graphics
>> contexts, and possibly others.
>
> Yup. I quickly ran i
> The problem is that when you call swapcontext() to switch the user-thread
> running on a kernel-thread, the NSAutoreleasePool stack is not swapped out.
> It remains rooted in thread-local storage. As a result, serious problems
> result. Let me give an example.
>
> - (void)doStuff {
> NSAutorele
On Mar 18, 2010, at 8:35 AM, Michael Ash wrote:
Cocoa keeps around a lot of thread-specific state. In addition to
autorelease pools, you also have exception handlers, graphics
contexts, and possibly others.
Yup. I quickly ran into this in 2008 when experimenting with
implementing coroutines
On Wed, Mar 17, 2010 at 11:11 PM, BJ Homer wrote:
> Okay, so that's the setup. Obviously, the problem is that the two user-space
> threads are sharing an autorelease pool stack that is intended to be
> thread-local. My question, then, is whether there exists a way to get and
> set the autorelease
> The problem is that when you call swapcontext() to switch the user-thread
> running on a kernel-thread, the NSAutoreleasePool stack is not swapped out.
> It remains rooted in thread-local storage. As a result, serious problems
> result. Let me give an example.
>
> - (void)doStuff {
> NSAutorele
Le 18 mars 2010 à 07:41, BJ Homer a écrit :
> On Wed, Mar 17, 2010 at 11:47 PM, Greg Guerin wrote:
>>
>> Two main questions come to mind:
>>
>> Q1. What are you trying to accomplish?
>> Q2. Why do you think this would work?
>>
>> More on Q1: You said you need user-space threads, but you gave
On Wed, Mar 17, 2010 at 11:47 PM, Greg Guerin wrote:
>
> Two main questions come to mind:
>
> Q1. What are you trying to accomplish?
> Q2. Why do you think this would work?
>
> More on Q1: You said you need user-space threads, but you gave no reason
> or rationale. If it's because you need 500 t
BJ Homer wrote:
I say all that in an effort to avoid the frequent "you're fighting the
frameworks" responses. I'm well familiar with the frameworks, GCD,
etc., and
in this particular case, user-space threads is what I need.
The problem is that when you call swapcontext() to switch the user-
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