"Josh Harrison" <joshques at gmail.com> writes:
> Im trying to replicate between postgres version 7.4.18 and version 8.1.10.
>
> I configured postgres-7.4 with enable-thread-safety option
>
> I configured slony1 with this command
>
> ./configure --prefix=/export/home/josh/slony7.4 --enable-thread-safety --with-pgconfigdir=/export/home/josh/postgres7.4/bin
> --with-pgsourcetree=/export/home/josh/postgresql-7.4.18

One minor problem there...  The "--enable-thread-safety" option is
unnecessary there.  It's not the Slony-I build that requires this
option; it's the PostgreSQL build that needs it.

> When i try to execute the this script
>
> #!/bin/sh
>
> slonik <<_EOF_
>         cluster name = slony_example;
>
>         node 1 admin conninfo = 'dbname=$MASTERDBNAME host=$MASTERHOST user=$REPLICATIONUSER';
>         node 2 admin conninfo = 'dbname=$SLAVEDBNAME host=$SLAVEHOST user=$REPLICATIONUSER';
>
>         init cluster ( id=1, comment = 'Master Node');
>
>         create set (id=1, origin=1, comment='All pgbench tables');
>        set add table (set id=1, origin=1, id=1, fully qualified name = 'public.sample1', comment='accounts table');
>         store node (id=2, comment = 'Slave node');
>         store path (server = 1, client = 2, conninfo='dbname=$MASTERDBNAME host=$MASTERHOST user=$REPLICATIONUSER');
>         store path (server = 2, client = 1, conninfo='dbname=$SLAVEDBNAME host=$SLAVEHOST user=$REPLICATIONUSER');
> _EOF_
>
>  
>
> I get theis error
>
> <stdin>:21: PGRES_FATAL_ERROR load '$libdir/xxid';  - ERROR:  could not load library "/export/home/josh/postgres7.4/lib/xxid.so": ld.so.1: postgres: fatal:
> relocation error: file /export/home/josh/postgres7.4/lib/xxid.so: symbol GetTopTransactionId: referenced symbol not found
> <stdin>:21: Error: the extension for the xxid data type cannot be loaded in database 'dbname=testdb1 host=172.31.0.67 user=josh'
> <stdin>:21: ERROR: no admin conninfo for node 134701624
>
>  
>
> The same works fine between postgresql versions 8.1.10 and 8.2.5 .
>
> Why do I get this error when replicating between versions 7.4 and8.1.
> Does slony1 replicate between these 2 versions? If so is there any other settings that needs to be done?
>
>  
> Please help as Im stuck with this error the last 4 days

The question has been asked before on the mailing list...

<http://lists.slony.info/pipermail/slony1-general/2006-September/004821.html>
-- 
let name="cbbrowne" and tld="cbbrowne.com" in String.concat "@" [name;tld];;
http://www3.sympatico.ca/cbbrowne/internet.html
"Running Windows on  a Pentium is like having a  brand new Porsche but
only be able to drive backwards with the handbrake on."
-- (Unknown source)