Re: [LAU] Qjackclt cramps

2012/3/8 thijs van severen <thijsvanseveren@email-addr-hidden>

> 2012/3/8 Rui Nuno Capela <rncbc@email-addr-hidden>
>
>> On 03/07/2012 09:42 PM, Fons Adriaensen wrote:
>>
>>> Hello all,
>>>
>>> I wonder if I'm the only one experiencing this problem with
>>> Qjackctl. Anyway I haven't seen any other reports of it.
>>> The problem is so obvious that I myself never bothered to
>>> report it - it's the thing you exect fixed in the next
>>> release. But apprently it never gets fixed.
>>>
>>> To the facts now: almost every day when I use it, and for
>>> the last years, Qjackctl get into some cramp in which it
>>> either
>>>
>>> - refuses to make some connections,
>>> - or refuses to show them,
>>> - or makes them and then disconnects them immediately.
>>>
>>> I don't know what triggers this, but it could be related to apps
>>> making lots of ports connections in a short time and Qjackctl's
>>> idea of current connections getting out of sync with reality.
>>> Given Jack's APi for this that is no big surprise, but what really
>>> messes up things is that Qjackctl apparently has no means to recover
>>> and refresh its connections database from scratch. The only option
>>> is to terminate it (which takes Jack and all apps with it, unless
>>> Jack was started separately).
>>>
>>>
>> i had never seen this kind of trouble, but again i seldom run hundreds of
>> port (dis|re)connections in probably short time
>>
>> don't the "connections "refresh" button is of any help here, perhaps? i
>> mean, instead of a proverbial stop/start?
>>
>> since last qjackctl released version (>= 0.3.8) the "refresh" button does
>> a complete rebuild of all connection listings instead of using some or any
>> previously cached items which i think is the culprit of potential race
>> conditions, specially if you're disconnecting and/or reconnecting (a lot
>> of) ports with same literal names on so short notice
>>
>> byee
>> --
>
>
> in my case the number of connections is very limited, and the refresh
> button is not enough, it needs a restart Qjack to update the connections
> correctly (that is only Qjack, not jackd)
> i'll see if i can find a simple way to reproduce
>
> grtz
> Thijs
>

important remark : i'm running 0.3.7 (havent tested 0.3.8 yet)

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Received on Thu Mar 8 12:15:02 2012