[mapguide-internals] RE: GDAL Stability (Was: Project Sponsorship)

[Tom Fukushima]

OK, please also add to the ticket steps to reproduce.

-----Original Message-----
From: mapguide-internals-bounces at lists.osgeo.org [mailto:mapguide-internals-bounces at lists.osgeo.org] On Behalf Of Zac Spitzer
Sent: Tuesday, November 25, 2008 2:13 PM
To: MapGuide Internals Mail List
Subject: Re: [mapguide-internals] RE: GDAL Stability (Was: Project Sponsorship)

I am just uploading a sample mgp with a mgp and a True Marble GeoTIFF
which reproduces the
mapguide crash with GDAL. to ticket 462. ZeroWave to kill the service
to the rescue, again :)

grrr, the attachment is too big for trac, I'll put it up on my site
and post a link

z

On Wed, Nov 26, 2008 at 8:07 AM, Tom Fukushima
<tom.fukushima at autodesk.com> wrote:
> We didn't do any testing with MrSID and ECW.
>
> We don't plan on doing MrSID and ECW, because if there are problems we don't have any control of those libraries so we would have to add workarounds in the GDAL provider code; and that is more work than we can take on.  Threading problems are one of the worst time sinks.
>
>
> -----Original Message-----
> From: mapguide-internals-bounces at lists.osgeo.org [mailto:mapguide-internals-bounces at lists.osgeo.org] On Behalf Of Jason Birch
> Sent: Tuesday, November 25, 2008 1:55 PM
> To: MapGuide Internals Mail List
> Subject: [mapguide-internals] GDAL Stability (Was: Project Sponsorship)
>
> Hi Tom,
>
> Did you do any testing against MrSID or ECW libraries, and if so, care
> to share the results?
>
> I know there's not much you can do about this on the MapGuide level, and
> I know that Frank has indicated some pain about the wavelet drivers
> before.  Bit painful for those of use that don't have enough storage on
> our MapGuide servers though :)
>
> Jason
>
> -----Original Message-----
> From: Tom Fukushima
> Subject: RE: [mapguide-internals] RE: Project Sponsorship
>
> [snip]
>
> BTW, we spent a lot of time looking into the GDAL provider problem
> recently and did not find any stability problems with GeoTIFF. We were
> going to update the ticket with the information, but it looks like that
> hasn't been done yet. There is a memory leak and that will cause a crash
> after a while, but we don't see any threading problems.  So with MGOS
> 2.0.2 and GeoTIFF (use GDAL to create these) things are stable.
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--
Zac Spitzer -
http://zacster.blogspot.com
+61 405 847 168
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