[Tilecache] error raise when seeding tiles

[Martin Ouellet]

I've tried both ("system managed" and increase MaxUserPort and/or decrease
TCPTimedWaitDelay) but I still got the same message after a while???

Thanks Fredrik and if something else come up to your mind, please free to
let me know!

Martin

2008/6/19 Fredrik Lundh <fredrik at pythonware.com>:

> > After a while of seeding tiles with the current command:
> > C:\Python25\python tilecache_seed.py
> > "http://localhost/tilecache/tilecache.cgy?" osl_baselayer 8 9
> > "30000,75000,869680,1097720"
> >
> > the following error message shows up:
> > urllib2.URLError: <urlopen error (10055, 'No buffer space available')>
>
> this means that winsock has run out of memory, possibly because it
> runs out of TCP socket buffers or port numbers (since closed sockets
> are kept for a while, in case new packages arrive).
>
> a quick googling indicates that you may get around this by increasing
> the size of the paging file (or setting it to "system managed").  if
> that doesn't help, you may have to tweak the TCP parameters (increase
> MaxUserPort and/or decrease TCPTimedWaitDelay):
>
>    http://support.microsoft.com/kb/196271/en-us
>
> maybe the seed application could check for this error, and sleep for a
> few minutes (TCPTimedWaitDelay is 120 seconds by default) before
> retrying the request?
>
> </F>
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