[Geoserver-users] ImageMosaic sometimes refusing to show images

I'm observing a rather annoying problem with ImageMosaic coverages: sometimes the tiled images are not shown in OpenLayers or Google Maps.

At first I thought it was a latency problem, but the same problem arises when issuing direct WMS requests.

To sort out the problem, I created a coverage out of an image used in the ImageMosaic, and it worked perfectly well. Therefore, I presume there is something wrong with the ImageMosaics I've built (I've observed the same problem previously).

BTW, the log shows no error and the image is created as blank (produced rather quickly, as it didn't even read the mosaic)...·to add insult to injury, the anomaly seems to be related to the geographical extent (some BBOX won't show even with browser cache de-activated and GeoServer restarted).

Any clue ?

Configuration: Linux Fedora 8 x86_64, JVM 1.5.0_12, JAI 2007-09-18, Geoserver 1.6.0-RC1.

Regards,

--------------------
    Luca Morandini
www.lucamorandini.it
--------------------

Ciao Luca,
could you provide some sample data in order to reproduce and
investigate this erroneous behaviour?

Thx,
Simone.

On Jan 9, 2008 11:07 AM, Luca Morandini <lmorandini@anonymised.com> wrote:

I'm observing a rather annoying problem with ImageMosaic coverages:
sometimes the tiled images are not shown in OpenLayers or Google Maps.

At first I thought it was a latency problem, but the same problem arises
when issuing direct WMS requests.

To sort out the problem, I created a coverage out of an image used in
the ImageMosaic, and it worked perfectly well. Therefore, I presume
there is something wrong with the ImageMosaics I've built (I've observed
the same problem previously).

BTW, the log shows no error and the image is created as blank (produced
rather quickly, as it didn't even read the mosaic)...·to add insult to
injury, the anomaly seems to be related to the geographical extent (some
BBOX won't show even with browser cache de-activated and GeoServer
restarted).

Any clue ?

Configuration: Linux Fedora 8 x86_64, JVM 1.5.0_12, JAI 2007-09-18,
Geoserver 1.6.0-RC1.

Regards,

--------------------
    Luca Morandini
www.lucamorandini.it
--------------------

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--
-------------------------------------------------------
Eng. Simone Giannecchini
President /CEO GeoSolutions S.A.S.
Via Carignoni 51
55041 Camaiore (LU)
Italy

phone: +39 0584983027
fax: +39 0584983027
mob: +39 333 8128928

http://www.geo-solutions.it

-------------------------------------------------------

Hi,

I face exactly the same issue. Unfortunately, I can't find any follow-up for this mail.

Luca, does it mean that you solve the problem? If so, could you post your solution ?

Simone, in case the problem remains unsolved, I send you a link (in a separate private mail) to my dataset so you can investigate.

Thanks

Gilles

Simone Giannecchini wrote:

Ciao Luca,
could you provide some sample data in order to reproduce and
investigate this erroneous behaviour?

Thx,
Simone.

On Jan 9, 2008 11:07 AM, Luca Morandini <lmorandini@anonymised.com> wrote:
  

I'm observing a rather annoying problem with ImageMosaic coverages:
sometimes the tiled images are not shown in OpenLayers or Google Maps.

At first I thought it was a latency problem, but the same problem arises
when issuing direct WMS requests.

To sort out the problem, I created a coverage out of an image used in
the ImageMosaic, and it worked perfectly well. Therefore, I presume
there is something wrong with the ImageMosaics I've built (I've observed
the same problem previously).

BTW, the log shows no error and the image is created as blank (produced
rather quickly, as it didn't even read the mosaic)...·to add insult to
injury, the anomaly seems to be related to the geographical extent (some
BBOX won't show even with browser cache de-activated and GeoServer
restarted).

Any clue ?

Configuration: Linux Fedora 8 x86_64, JVM 1.5.0_12, JAI 2007-09-18,
Geoserver 1.6.0-RC1.

Regards,

--------------------
    Luca Morandini
www.lucamorandini.it
--------------------

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It's the best place to buy or sell services for
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--
Gilles Bassiere
MAKINA CORPUS
30 rue des Jeuneurs
FR-75002 PARIS
http://www.makina-corpus.com

Ciao Gilles,
sorry about this providing no feedback on this, but luca has sent me
privately a test data set. I have not had time to look into this
problem yet though. I am planning to do that asap anyway.

If you want, you can send me a test dataset privately.

Ciao,
Simone.

On Jan 11, 2008 11:57 AM, Gilles Bassière
<gilles.bassiere@anonymised.com> wrote:

Hi,

I face exactly the same issue. Unfortunately, I can't find any follow-up
for this mail.

Luca, does it mean that you solve the problem? If so, could you post
your solution ?

Simone, in case the problem remains unsolved, I send you a link (in a
separate private mail) to my dataset so you can investigate.

Thanks

Gilles

Simone Giannecchini wrote:
> Ciao Luca,
> could you provide some sample data in order to reproduce and
> investigate this erroneous behaviour?
>
>
> Thx,
> Simone.
>
> On Jan 9, 2008 11:07 AM, Luca Morandini <lmorandini@anonymised.com> wrote:
>
>> I'm observing a rather annoying problem with ImageMosaic coverages:
>> sometimes the tiled images are not shown in OpenLayers or Google Maps.
>>
>> At first I thought it was a latency problem, but the same problem arises
>> when issuing direct WMS requests.
>>
>> To sort out the problem, I created a coverage out of an image used in
>> the ImageMosaic, and it worked perfectly well. Therefore, I presume
>> there is something wrong with the ImageMosaics I've built (I've observed
>> the same problem previously).
>>
>> BTW, the log shows no error and the image is created as blank (produced
>> rather quickly, as it didn't even read the mosaic)...·to add insult to
>> injury, the anomaly seems to be related to the geographical extent (some
>> BBOX won't show even with browser cache de-activated and GeoServer
>> restarted).
>>
>> Any clue ?
>>
>> Configuration: Linux Fedora 8 x86_64, JVM 1.5.0_12, JAI 2007-09-18,
>> Geoserver 1.6.0-RC1.
>>
>> Regards,
>>
>> --------------------
>> Luca Morandini
>> www.lucamorandini.it
>> --------------------
>>
>>
>> -------------------------------------------------------------------------
>> Check out the new SourceForge.net Marketplace.
>> It's the best place to buy or sell services for
>> just about anything Open Source.
>> http://ad.doubleclick.net/clk;164216239;13503038;w?http://sf.net/marketplace
>> _______________________________________________
>> Geoserver-users mailing list
>> Geoserver-users@lists.sourceforge.net
>> https://lists.sourceforge.net/lists/listinfo/geoserver-users
>>
>>
>
>
>
>

--
Gilles Bassiere
MAKINA CORPUS
30 rue des Jeuneurs
FR-75002 PARIS
http://www.makina-corpus.com

--
-------------------------------------------------------
Eng. Simone Giannecchini
President /CEO GeoSolutions S.A.S.
Via Carignoni 51
55041 Camaiore (LU)
Italy

phone: +39 0584983027
fax: +39 0584983027
mob: +39 333 8128928

http://www.geo-solutions.it

-------------------------------------------------------