The 8.1.4 shows POSTGIS="1.1.3" GEOS="2.2.1-CAPI-1.0.1" PROJ="Rel.
4.4.7, 31 March 2003" USE_STATS and the 8.1.3 shows POSTGIS="1.1.2"
GEOS="2.2.1-CAPI-1.0.1" PROJ="Rel. 4.4.7, 31 March 2003" USE_STATS

I've been playing with this a bit more by switching to 8.1.3 with
postgis 1.1.3 and still get the locking problem. I've attached a file
that shows the output of 'select pg_class.relname,pg_locks.* from
pg_class,pg_locks where pg_class.relfilenode=pg_locks.relation' and the
process list when it locks. I've also attached the table descriptions.

I'd really like to nail this as I have a production system going live
very soon (hopefully).




-- 
Ross Elliott
Senior Software Engineer
Infoterra Ltd
T +44 (0)1252 362095
www.infoterra.co.uk
 

-----Original Message-----
From: Michael Fuhr [mailto:[EMAIL PROTECTED] 
Sent: 17 September 2006 14:41
To: Tom Lane
Cc: Ross Elliott; pgsql-bugs@postgresql.org
Subject: Re: [BUGS] BUG #2631: database locking problem

On Sun, Sep 17, 2006 at 01:29:33AM -0400, Tom Lane wrote:
> "Ross Elliott" <[EMAIL PROTECTED]> writes:
> > So, what happened between 8.1.3 and 8.1.4 that may have affected 
> > locking?
> 
> Nothing that I know of.  Please provide a self-contained test case 
> (but are you sure this is not a PostGIS bug?) ...

What does "SELECT postgis_full_version()" show?  If you still have the
8.1.3 system then please post the output from both 8.1.3 and 8.1.4.

--
Michael Fuhr
            Table "mastermap.topographicarea"
       Column        |          Type          | Modifiers 
---------------------+------------------------+-----------
 toid                | character varying(22)  | 
 version             | numeric                | 
 versiondate         | date                   | 
 calculatedareavalue | numeric(16,6)          | 
 changehistory       | text                   | 
 descriptivegroup    | character varying(250) | 
 descriptiveterm     | character varying(250) | 
 featurecode         | numeric(6,0)           | 
 gml_version         | numeric(6,0)           | 
 loaddate            | date                   | 
 make                | character varying(12)  | 
 mi_prinx            | numeric(8,2)           | 
 mi_style            | character varying(250) | 
 osmmstyle_name      | character varying(70)  | 
 osmmstyle_number    | numeric(6,0)           | 
 physicallevel       | numeric(6,0)           | 
 physicalpresence    | character varying(12)  | 
 poly_broken         | character varying(5)   | 
 theme               | character varying(250) | 
 tile                | character varying(4)   | 
 tilenumber          | integer                | 
 geometry            | geometry               | 
Indexes:
    "topoarea_idx1" gist (geometry), tablespace "mastermap"
    "topoarea_idx2" btree (toid, version), tablespace "mastermap"
Check constraints:
    "enforce_dims_geometry" CHECK (ndims(geometry) = 2)
    "enforce_geotype_geometry" CHECK (geometrytype(geometry) = 'POLYGON'::text 
OR geometry IS NULL)
    "enforce_srid_geometry" CHECK (srid(geometry) = 27700)
Tablespace: "mastermap"

             Table "mastermap.topographicline"
        Column        |          Type          | Modifiers 
----------------------+------------------------+-----------
 toid                 | character varying(22)  | 
 version              | numeric                | 
 versiondate          | date                   | 
 accuracyofposition   | character varying(7)   | 
 changehistory        | text                   | 
 descriptivegroup     | character varying(250) | 
 descriptiveterm      | character varying(250) | 
 featurecode          | numeric(6,0)           | 
 gml_version          | numeric(6,0)           | 
 heightabovedatum     | numeric(8,2)           | 
 heightabovedatumacc  | character varying(7)   | 
 heightaboveground    | numeric(8,2)           | 
 heightabovegroundacc | character varying(7)   | 
 loaddate             | date                   | 
 make                 | character varying(12)  | 
 mi_prinx             | numeric(8,2)           | 
 mi_style             | character varying(250) | 
 osmmstyle_name       | character varying(70)  | 
 osmmstyle_number     | numeric(6,0)           | 
 physicallevel        | numeric(6,0)           | 
 physicalpresence     | character varying(12)  | 
 polyline_broken      | character varying(5)   | 
 referencetofeature   | character varying(250) | 
 theme                | character varying(250) | 
 tile                 | character varying(4)   | 
 tilenumber           | integer                | 
 geometry             | geometry               | 
Indexes:
    "topoline_idx1" gist (geometry), tablespace "mastermap"
    "topoline_idx2" btree (toid, version), tablespace "mastermap"
Check constraints:
    "enforce_dims_geometry" CHECK (ndims(geometry) = 2)
    "enforce_geotype_geometry" CHECK (geometrytype(geometry) = 
'LINESTRING'::text OR geometry IS NULL)
    "enforce_srid_geometry" CHECK (srid(geometry) = 27700)
Tablespace: "mastermap"

            Table "mastermap.topographicpoint"
        Column        |          Type          | Modifiers 
----------------------+------------------------+-----------
 toid                 | character varying(22)  | 
 version              | numeric                | 
 versiondate          | date                   | 
 accuracyofposition   | character varying(7)   | 
 changehistory        | text                   | 
 descriptivegroup     | character varying(250) | 
 descriptiveterm      | character varying(250) | 
 featurecode          | numeric(6,0)           | 
 gml_version          | numeric(6,0)           | 
 heightabovedatum     | numeric(8,2)           | 
 heightabovedatumacc  | character varying(7)   | 
 heightaboveground    | numeric(8,2)           | 
 heightabovegroundacc | character varying(7)   | 
 loaddate             | date                   | 
 make                 | character varying(12)  | 
 mi_prinx             | numeric(8,2)           | 
 mi_style             | character varying(250) | 
 osmmstyle_name       | character varying(70)  | 
 osmmstyle_number     | numeric(6,0)           | 
 physicallevel        | numeric(6,0)           | 
 physicalpresence     | character varying(12)  | 
 referencetofeature   | character varying(250) | 
 theme                | character varying(250) | 
 tile                 | character varying(4)   | 
 tilenumber           | integer                | 
 geometry             | geometry               | 
Indexes:
    "topopoint_idx1" gist (geometry), tablespace "mastermap"
    "topopoint_idx2" btree (toid, version), tablespace "mastermap"
Check constraints:
    "enforce_dims_geometry" CHECK (ndims(geometry) = 2)
    "enforce_geotype_geometry" CHECK (geometrytype(geometry) = 'POINT'::text OR 
geometry IS NULL)
    "enforce_srid_geometry" CHECK (srid(geometry) = 27700)
Tablespace: "mastermap"

         Table "mastermap.cartographicsymbol"
      Column      |          Type          | Modifiers 
------------------+------------------------+-----------
 toid             | character varying(22)  | 
 version          | numeric                | 
 versiondate      | date                   | 
 changehistory    | text                   | 
 descriptivegroup | character varying(250) | 
 descriptiveterm  | character varying(250) | 
 featurecode      | numeric(6,0)           | 
 gml_version      | numeric(6,0)           | 
 loaddate         | date                   | 
 make             | character varying(12)  | 
 mi_style         | character varying(250) | 
 osmmstyle_name   | character varying(70)  | 
 osmmstyle_number | numeric(6,0)           | 
 physicallevel    | numeric(6,0)           | 
 physicalpresence | character varying(12)  | 
 orientation      | numeric(6,0)           | 
 primary_key      | numeric(6,0)           | 
 theme            | character varying(250) | 
 tile             | character varying(4)   | 
 tilenumber       | integer                | 
 geometry         | geometry               | 
Indexes:
    "cartosym_idx1" gist (geometry), tablespace "mastermap"
    "cartosym_idx2" btree (toid, version), tablespace "mastermap"
Check constraints:
    "enforce_dims_geometry" CHECK (ndims(geometry) = 2)
    "enforce_geotype_geometry" CHECK (geometrytype(geometry) = 'POINT'::text OR 
geometry IS NULL)
    "enforce_srid_geometry" CHECK (srid(geometry) = 27700)
Tablespace: "mastermap"

                Table "mastermap.cartographictext"
            Column            |          Type          | Modifiers 
------------------------------+------------------------+-----------
 toid                         | character varying(22)  | 
 version                      | numeric                | 
 versiondate                  | date                   | 
 changehistory                | text                   | 
 descriptivegroup             | character varying(250) | 
 descriptiveterm              | character varying(250) | 
 featurecode                  | numeric(6,0)           | 
 gml_version                  | numeric(6,0)           | 
 loaddate                     | date                   | 
 make                         | character varying(12)  | 
 mi_prinx                     | numeric(8,2)           | 
 mi_style                     | character varying(250) | 
 osmmstyle_name               | character varying(70)  | 
 osmmstyle_number             | numeric(6,0)           | 
 physicallevel                | numeric(6,0)           | 
 physicalpresence             | character varying(12)  | 
 textstring                   | character varying(250) | 
 textrendering_anchorposition | numeric(6,0)           | 
 textrendering_font           | numeric(6,0)           | 
 textrendering_height         | numeric(6,3)           | 
 textrendering_orientation    | numeric(6,0)           | 
 theme                        | character varying(250) | 
 tile                         | character varying(4)   | 
 tilenumber                   | integer                | 
 geometry                     | geometry               | 
Indexes:
    "cartotext_idx1" gist (geometry), tablespace "mastermap"
    "cartotext_idx2" btree (toid, version), tablespace "mastermap"
Check constraints:
    "enforce_dims_geometry" CHECK (ndims(geometry) = 2)
    "enforce_geotype_geometry" CHECK (geometrytype(geometry) = 'POINT'::text OR 
geometry IS NULL)
    "enforce_srid_geometry" CHECK (srid(geometry) = 27700)
Tablespace: "mastermap"

             Table "mastermap.boundaryline"
       Column       |          Type          | Modifiers 
--------------------+------------------------+-----------
 toid               | character varying(22)  | 
 version            | numeric                | 
 versiondate        | date                   | 
 accuracyofposition | character varying(7)   | 
 changehistory      | text                   | 
 descriptivegroup   | character varying(250) | 
 descriptiveterm    | character varying(250) | 
 featurecode        | numeric(6,0)           | 
 gml_version        | numeric(6,0)           | 
 loaddate           | date                   | 
 make               | character varying(12)  | 
 mi_prinx           | numeric(8,2)           | 
 mi_style           | character varying(250) | 
 osmmstyle_name     | character varying(70)  | 
 osmmstyle_number   | numeric(6,0)           | 
 physicallevel      | numeric(6,0)           | 
 physicalpresence   | character varying(12)  | 
 polyline_broken    | character varying(5)   | 
 theme              | character varying(250) | 
 tile               | character varying(4)   | 
 tilenumber         | integer                | 
 geometry           | geometry               | 
Indexes:
    "bndline_idx1" gist (geometry), tablespace "mastermap"
    "bndline_idx2" btree (toid, version), tablespace "mastermap"
Check constraints:
    "enforce_dims_geometry" CHECK (ndims(geometry) = 2)
    "enforce_geotype_geometry" CHECK (geometrytype(geometry) = 
'LINESTRING'::text OR geometry IS NULL)
    "enforce_srid_geometry" CHECK (srid(geometry) = 27700)
Tablespace: "mastermap"

     relname     | locktype | database | relation  | page | tuple | 
transactionid | classid | objid | objsubid | transaction | pid  |       mode    
   | granted 
-----------------+----------+----------+-----------+------+-------+---------------+---------+-------+----------+-------------+------+------------------+---------
 topoarea_idx2   | relation |    17403 | 444162126 |      |       |             
  |         |       |          |     2237875 | 9331 | RowExclusiveLock | t
 pg_locks        | relation |    17403 |     10342 |      |       |             
  |         |       |          |     2237900 | 9418 | AccessShareLock  | t
 topoarea_idx2   | extend   |    17403 | 444162126 |      |       |             
  |         |       |          |     2237816 | 9403 | ExclusiveLock    | t
 topographicarea | relation |    17403 | 444162093 |      |       |             
  |         |       |          |     2237875 | 9331 | RowExclusiveLock | t
 topographicarea | relation |    17403 | 444162093 |      |       |             
  |         |       |          |     2237816 | 9403 | RowExclusiveLock | t
 pg_class        | relation |    17403 |      1259 |      |       |             
  |         |       |          |     2237900 | 9418 | AccessShareLock  | t
 topoarea_idx2   | extend   |    17403 | 444162126 |      |       |             
  |         |       |          |     2237875 | 9331 | ExclusiveLock    | f
 topoarea_idx1   | relation |    17403 | 444162120 |      |       |             
  |         |       |          |     2237875 | 9331 | RowExclusiveLock | t
 topoarea_idx2   | relation |    17403 | 444162126 |      |       |             
  |         |       |          |     2237816 | 9403 | RowExclusiveLock | t
 topoarea_idx1   | relation |    17403 | 444162120 |      |       |             
  |         |       |          |     2237816 | 9403 | RowExclusiveLock | t
(10 rows)


postgres 20180     1  0 08:32 pts/1    00:00:05 /usr/local/pgsql/bin/postmaster 
-i
postgres  9185 20180  0 15:08 pts/1    00:00:00 postgres: writer process
postgres  9186 20180  0 15:08 pts/1    00:00:00 postgres: stats buffer process
postgres  9187  9186  0 15:08 pts/1    00:00:00 postgres: stats collector 
process
postgres  9212 20180  0 15:09 pts/1    00:00:00 postgres: mastermap mastermap 
192.168.89.2(44790) idle
postgres  9225 20180  0 15:09 pts/1    00:00:00 postgres: mastermap mastermap 
192.168.89.3(52559) idle
postgres  9331 20180  1 15:10 pts/1    00:00:08 postgres: mastermap mastermap 
192.168.89.3(52568) INSERT waiting
postgres  9332 20180  0 15:10 pts/1    00:00:01 postgres: mastermap mastermap 
192.168.89.3(52569) idle
postgres  9333 20180  0 15:10 pts/1    00:00:00 postgres: mastermap mastermap 
192.168.89.3(52570) idle
postgres  9334 20180  0 15:10 pts/1    00:00:00 postgres: mastermap mastermap 
192.168.89.3(52571) idle
postgres  9403 20180  0 15:11 pts/1    00:00:00 postgres: mastermap mastermap 
192.168.89.2(44962) INSERT
postgres  9404 20180  0 15:11 pts/1    00:00:00 postgres: mastermap mastermap 
192.168.89.2(44963) idle
postgres  9405 20180  0 15:11 pts/1    00:00:00 postgres: mastermap mastermap 
192.168.89.2(44964) idle
postgres  9406 20180  0 15:11 pts/1    00:00:00 postgres: mastermap mastermap 
192.168.89.2(44965) idle
boris     9422 17187  0 15:22 pts/1    00:00:00 ps -Aef

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