[OpenSPIM] Software hangs during stack capture

[Alexis Maizel]

Answering my own post…
well after a few more days and more recordings, it seems that the problem did not appear again. No more hangs during acquisition.
I keep an eye open.

Alexis
 
On 31 Jul 2013, at 09:38, Alexis Maizel <Alexis.Maizel at cos.uni-heidelberg.de> wrote:

> Hi Johannes & Luke,
>>> I noticed that upon acquisition of a stack  written to disk, OpenSPIM
>>> occasionally pauses in the middle of the acquisition for  some seconds
>>> to several minutes. I have only observed this when the stack is written
>>> to disk, not when the same stack is left in RAM and opened immediately.
>>> I tried to turn ON/OFF the asynchronous writing option but that did not
>>> change anything. 
>> 
>> Are you running an anti-virus software that could be at fault?
> 
> Not that I am aware of, but there might be a lot of crap (updates, power manager, blabla…) that could interfere. I will see at cleaning this mess a bit.
> However, I did not notice anything happening @ the GUI level and correlating with these hangs.
> 
>> I've been getting some weird hangings as each slice is written out (affecting the entire operating system, not just the SPIM software), but typically they were lasting no more than a half-second, and never on the order of minutes. They're recent, and I've been doing some timing tests to try and determine the cause to greater accuracy than 'when writing'.
>> 
>> 
>> I take it the disk is local to the computer?
> 
> Yep, internal HD. 
> 
>>> Also I have noticed that I can not increase the memory allocated to Fiji
>>> beyond 1024M as it causes the HamamatsuHam driver to not load properly. 
>> 
>> Yes, that is unfortunately not something we can fix until we switch to a
>> 64-bit version (which should be doable soon, given the hardware).
> 
> Let's wait then.
> 
> With my best regards,
> 
> Alexis
> 
>> 
>> Ciao,
>> Johannes
> 
> 
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