Mark,

Mark Matthews wrote:

> Richard S. Huntrods wrote:
>
>> I have been running MySQL on a W2K platform for over a year now.  The 
>> system is normally accessed through servlets, using the "mm" jdbc 
>> driver.
>>
>> I have a number of standalone java programs that also access the 
>> database using the "mm" driver.  These have always worked quite well, 
>> until today.
>>
>> One of the programs creates a comma-separated-file export of some 
>> tables for me.  It takes a couple of hours to run - but this has 
>> never been a problem until today.
>>
>> Today, on 10 separate occasions so far, the application has died - 
>> always with the same error:
>
>
> Has anything in your network setup changed? New switch/router/network 
> card, etc...Have you noticed any other errors in software that 
> requires long-term network connections between these machines?
>
> My guess is that something along these lines have changed and no 
> longer allow you to keep a long-term connection. 

Thanks for the quick reply.  Nothing has changed on the network, and the 
machine running the java application is the same W2K machine as the 
MySQL installation.  It was all working as recently as 9/6/2002.  I 
tried rebooting the machine and starting "fresh" - this time the 
application just hung at about 5000 records processed - no error message 
or exceptions at all.

I am wondering about a new HP printer driver, however.  I am wondering 
if it is interfering with network timings enough to break something (you 
can see from the zonealarm activity light that even running on one 
machine, MySQL accesses are indeed network based).  I'm going to turn 
off the print driver and re-run the app. I'll let the list know.

Still, it is puzzling.

-RIchard

>
>
>     -Mark
>
>

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