On 2/22/20 10:05 AM, Edson Richter wrote:
    ------------------------------------------------------------------------

    *De:* Adrian Klaver <adrian.kla...@aklaver.com>
    *Enviado:* sábado, 22 de fevereiro de 2020 14:33
    *Para:* Edson Richter <edsonrich...@hotmail.com>; pgsql-general
    <pgsql-gene...@postgresql.org>
    *Assunto:* Re: Replication: slave server has 3x size of production
    server?
    On 2/22/20 9:25 AM, Edson Richter wrote:
    > Hi!
> > I've a database cluster created at 9.6.10 linux x64 server rhel. I made > progressive upgrades, first upgrading slave and then upgrading master.
    > Actually both are running 9.6.17.
    > Current production server has 196Gb in size.
    > Nevertheless, the replicated (slave) server has 598 Gb in size.
    > Replication server has 3x size of production server, is that normal?

    How are you measuring the sizes?


This is the command:

du --max-depth 1 -h pgDbCluster


Production:

du --max-depth 1 -h pgDbCluster

56M     pgDbCluster/pg_log
444K    pgDbCluster/global
4,0K    pgDbCluster/pg_stat
4,0K    pgDbCluster/pg_snapshots
16K     pgDbCluster/pg_logical
20K     pgDbCluster/pg_replslot
61M     pgDbCluster/pg_subtrans
4,0K    pgDbCluster/pg_commit_ts
465M    pgDbCluster/pg_xlog
4,0K    pgDbCluster/pg_twophase
12M     pgDbCluster/pg_multixact
4,0K    pgDbCluster/pg_serial
195G    pgDbCluster/base
284K    pgDbCluster/pg_stat_tmp
12M     pgDbCluster/pg_clog
4,0K    pgDbCluster/pg_dynshmem
12K     pgDbCluster/pg_notify
4,0K    pgDbCluster/pg_tblspc
196G    pgDbCluster


Slave:

du -h --max-depth 1 pgDbCluster

403G    pgDbCluster/pg_xlog
120K    pgDbCluster/pg_log
424K    pgDbCluster/global
0       pgDbCluster/pg_stat
0       pgDbCluster/pg_snapshots
4,0K    pgDbCluster/pg_logical
8,0K    pgDbCluster/pg_replslot
60M     pgDbCluster/pg_subtrans
0       pgDbCluster/pg_commit_ts
0       pgDbCluster/pg_twophase
11M     pgDbCluster/pg_multixact
0       pgDbCluster/pg_serial
195G    pgDbCluster/base
12M     pgDbCluster/pg_clog
0       pgDbCluster/pg_dynshmem
8,0K    pgDbCluster/pg_notify
12K     pgDbCluster/pg_stat_tmp
0       pgDbCluster/pg_tblspc
598G    pgDbCluster

So the WAL logs are not being cleared.

What replication method is being used?

What are the settings for the replication?



Edson


--
Adrian Klaver
adrian.kla...@aklaver.com


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