On 5/23/2016 1:56 PM, Fritz Anderson wrote:
On 23 May 2016, at 1:37 PM, Seth Willits wrote:
I'm telling you guys I used every skill I could think of, staring at zillions of
system calls in traces etc, and in the end all I needed was a little luck and it
was all due to a
Holy cow!!
I figured out why process was halting every 150 ms.
I happened to find the critical clue by chance today. I was trying Ken's
suggestion of explicitly using NSActivity to avoid any potential app napping
(which wasn't what was happening), and for only then did the application
> On May 22, 2016, at 12:44 PM, Quincey Morris
> wrote:
>
> On May 22, 2016, at 10:48 , Seth Willits wrote:
>>
>> Can anyone think of what I should look for to figure out *why* they're
>> blocked?
>
> Do these operations go on long
On May 22, 2016, at 12:48 PM, Seth Willits wrote:
>
> I'm thoroughly confused and increasingly desperate. *All* of the threads in
> my application periodically are blocked for 30-50 ms pretty regularly, about
> every 150 ms.
Whenever I read about symptoms like this, I
On May 22, 2016, at 10:48 , Seth Willits wrote:
>
> Can anyone think of what I should look for to figure out *why* they're
> blocked?
Do these operations go on long enough that you can see the usage stabilize in
Activity Monitor? If so, what are the user and system
OS X. It happens in all circumstances.
--
Seth Willits
> On May 22, 2016, at 10:59 AM, Alex Zavatone wrote:
>
> Mac, iOS? If iOS, device or sim? IPad?
>
> Try publishing and not running through Xcode.
>
> Sent from my iPhone
>
>> On May 22, 2016, at 12:48 PM, Seth Willits
Mac, iOS? If iOS, device or sim? IPad?
Try publishing and not running through Xcode.
Sent from my iPhone
> On May 22, 2016, at 12:48 PM, Seth Willits wrote:
>
> I'm thoroughly confused and increasingly desperate. *All* of the threads in
> my application periodically are
I'm thoroughly confused and increasingly desperate. *All* of the threads in my
application periodically are blocked for 30-50 ms pretty regularly, about every
150 ms.
I'm processing a bunch of data via NSOperations running in a couple of "serial"
(maxConcurrentOperationCount = 1)