rosea grammostola wrote:
> Scott Ecker wrote:
>
>> hollunder@email-addr-hidden wrote:
>>
>>
>>> On Wed, 21 Oct 2009 23:25:36 -0700
>>> Scott <lau@email-addr-hidden> wrote:
>>>
>>>
>>>
>>>
>>>> Ken Restivo wrote:
>>>>
>>>>
>>>>
>>>>> But it also caught this other weird thing I'd never heard of:
>>>>> fs.inotify.max_user_watches = 524288
>>>>>
>>>>> Which was easy enough to fix.
>>>>>
>>>>>
>>>>>
>>>>>
>>>> What sort of problem were you having that changing that setting fixed?
>>>>
>>>> -Scott
>>>>
>>>>
>>>>
>>> I'm also very curious about this one as I've never heard of it before
>>> and haven't seen any help that explains what it does.
>>>
>>>
> +1 , I think it was found in the Rosegarden wiki maybe?
>
>
>>> It wrongly assumes a tmpfs has to be on /tmp and nice doesn't help with
>>> rt stuff afaik.
>>>
>>>
> I think its in the FAQ of jackaudio.org
>
>>> I'm also not quite sure about the filesystem related stuff it checks
>>> for, like the use of atime or whatever.
>>>
>>> I'd say the script is a nice start but nothing to rely on or use as
>>> definitiv guideline.
>>>
>>>
> It would be nice if could improve the script by more feedback of people
> here on LAU
>
>>>
>>>
>>>
>> Since we're on the subject of improving performance I should share one
>> little thing I learned recently. I use Fedora+CCRMA. The Fedora update
>> manager is python based. After disabling the automatic update service I
>> eradicated virtually all xruns. I asked a more knowledgeable friend why
>> this may be and he told me that Python is/can be greedy with resources.
>> YMMV.
>>
> Thanks, good tip.
>
From the horse's mouth:
> It has to do with Python's lack of support for signals in threads.
>
> https://bugzilla.gnome.org/show_bug.cgi?id=481569
> http://dev.laptop.org/ticket/4680
>
> The Red Hat people have put a lot of work into fixing this, along with
> Sugar.
>
> Python apps which initialize threads will end up waking every 1/10th
> of a second, rather than idling properly.
-Scott
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Received on Thu, 22 Oct 2009 14:32:17 -0700
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