On Thu, Jul 5, 2012 at 12:38 AM, Henderson, Colin (GIS) <
[email protected]> wrote:
> Hi All,
>
> I am not sure whether this question should be posed in the GeoWebCache or
> GeoServer lists. My issue arises when using the built-in GeoWebCache
> functionality but it seems the error is occuring in GeoServer - hence
> posting in this list but please tell me if it would be more appropriate to
> post to GeoWebCache list.
>
> With that said here is my issue. I am trying to seed a Group Layer whose
> individual layers come from a PostGIS database. I am seeding at zoom level
> 17 with an EPSG:900913 gridset. The threads start running and then one by
> one each thread is terminated - this happens no matter how many threads are
> set running. Inspecting the log file I see that the threads have been
> running and requesting data from GeoServer. At the point where the threads
> start terminating I see a number of the following errors:
>
>
> Caused by: java.net.SocketException: No buffer space available (maximum
> connections reached?): recv failed
> at java.net.SocketInputStream.socketRead0(Native Method)
> at java.net.SocketInputStream.read(SocketInputStream.java:150)
> at java.net.SocketInputStream.read(SocketInputStream.java:121)
> at
> org.postgresql.core.VisibleBufferedInputStream.read(VisibleBufferedInputStream.java:209)
> at org.postgresql.core.PGStream.Receive(PGStream.java:445)
> at org.postgresql.core.PGStream.ReceiveTupleV3(PGStream.java:350)
> at
> org.postgresql.core.v3.QueryExecutorImpl.processResults(QueryExecutorImpl.java:1774)
> at
> org.postgresql.core.v3.QueryExecutorImpl.execute(QueryExecutorImpl.java:257)
> ... 109 more
> </ServiceException></ServiceExceptionReport>
>
> If I interpret this correctly then it would seem that GeoServer is running
> out of connections? I am also seeing the following error message in the log
> file:
>
"No buffer space available (maximum connections reached?): recv failed"
This error seems to be common on Windows (just googled for it) and may
affect a variety of database (including sql server).
This article seems to be helpful, give it a shot:
http://technology-for-human.blogspot.it/2011/05/postgresql-strange-database-server.html
Cheers
Andrea
--
Ing. Andrea Aime
GeoSolutions S.A.S.
Tech lead
Via Poggio alle Viti 1187
55054 Massarosa (LU)
Italy
phone: +39 0584 962313
fax: +39 0584 962313
mob: +39 339 8844549
http://www.geo-solutions.it
http://geo-solutions.blogspot.com/
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http://www.linkedin.com/in/andreaaime
http://twitter.com/geowolf
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