[postgis-users] St_Union crashing

[Bborie Park]

David,

How much RAM does the server have? How many records are there in the
"demelevation"
table?

-bborie


On Wed, Jul 31, 2013 at 11:43 AM, David Rowley <dgrowleyml at gmail.com> wrote:

> I'm experiencing a crash with PostgreSQL 9.2 on windows 64 bit.
>
> psql 1060 idle 2013-08-01 06:34:21 NZST 0 LOG:  statement: select
> st_union(rast) from demelevation limit 1;
>  4124  2013-08-01 06:35:07 NZST 0 LOG:  server process (PID 1060) was
> terminated by exception 0xC0000005
>  4124  2013-08-01 06:35:07 NZST 0 DETAIL:  Failed process was running:
> select st_union(rast) from demelevation limit 1;
>  4124  2013-08-01 06:35:07 NZST 0 HINT:  See C include file "ntstatus.h"
> for a description of the hexadecimal value.
>  4124  2013-08-01 06:35:07 NZST 0 LOG:  terminating any other active
> server processes
>  3612  2013-08-01 06:35:07 NZST 0 WARNING:  terminating connection because
> of crash of another server process
>  3612  2013-08-01 06:35:07 NZST 0 DETAIL:  The postmaster has commanded
> this server process to roll back the current transaction and exit, because
> another server process exited abnormally and possibly corrupted shared
> memory.
>  3612  2013-08-01 06:35:07 NZST 0 HINT:  In a moment you should be able to
> reconnect to the database and repeat your command.
>  4124  2013-08-01 06:35:07 NZST 0 LOG:  all server processes terminated;
> reinitializing
>
>
> test=# select version();
>                            version
> -------------------------------------------------------------
>  PostgreSQL 9.2.4, compiled by Visual C++ build 1600, 64-bit
>
> test=# select postgis_version();
>             postgis_version
> ---------------------------------------
>  2.0 USE_GEOS=1 USE_PROJ=1 USE_STATS=1
>
> I can supply a full recreation script if required. In the meantime here is
> the table definition of demelevation
>
>
>                            Table "public.demelevation"
>   Column  |  Type   |                         Modifiers
>
> ----------+---------+------------------------------------------------------------
>  rid      | integer | not null default
> nextval('demelevation_rid_seq'::regclass)
>  rast     | raster  |
>  filename | text    |
> Indexes:
>     "demelevation_pkey" PRIMARY KEY, btree (rid)
>     "demelevation_rast_gist" gist (st_convexhull(rast))
> Check constraints:
>     "enforce_height_rast" CHECK (st_height(rast) = 16)
>     "enforce_max_extent_rast" CHECK (st_coveredby(st_convexhull(rast),
> '0103000020E6100000010000000C00000063C92F96FCDF64400E74DA40A70148C063C92F96FCBF64400E74DA4
>
> 0A78147C063C92F96FCBF64408C25BF58F27F46C063C92F96FC7F65408C25BF58F2FF40C0039D36D069C065408C25BF58F2FF40C0039D36D0690066408C25BF58F27F41C0039D36D0696066408C25BF58
>
> F27F42C0039D36D0696066400E74DA40A70144C0039D36D0692066400E74DA40A70145C0039D36D0696065400E74DA40A78147C0039D36D0692065400E74DA40A70148C063C92F96FCDF64400E74DA40A
> 70148C0'::geometry))
>     "enforce_nodata_values_rast" CHECK
> (_raster_constraint_nodata_values(rast)::numeric(16,10)[] =
> '{-32768}'::numeric(16,10)[])
>     "enforce_num_bands_rast" CHECK (st_numbands(rast) = 1)
>     "enforce_out_db_rast" CHECK (_raster_constraint_out_db(rast) =
> '{f}'::boolean[])
>     "enforce_pixel_types_rast" CHECK (_raster_constraint_pixel_types(rast)
> = '{16BSI}'::text[])
>     "enforce_same_alignment_rast" CHECK (st_samealignment(rast,
> '01000000004F1BE8B4814E4B3F4F1BE8B4814E4BBF63C92F96FC7F65408C25BF58F2FF40C00000000000000000000000
> 0000000000E610000001000100'::raster))
>     "enforce_scalex_rast" CHECK (st_scalex(rast)::numeric(16,10) =
> 0.000833333333333333::numeric(16,10))
>     "enforce_scaley_rast" CHECK (st_scaley(rast)::numeric(16,10) =
> (-0.000833333333333333)::numeric(16,10))
>     "enforce_srid_rast" CHECK (st_srid(rast) = 4326)
>     "enforce_width_rast" CHECK (st_width(rast) = 16)
>
> Regards
>
> David
>
>
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