Thread: Problem with pg_baselinebackup
<div class="WordSection1"><p class="MsoNormal">Hi Folks,<p class="MsoNormal"> <p class="MsoNormal">I’m pretty new to Postgres.I have an extensive Oracle and MySQL background here.<p class="MsoNormal">We are putting up test and productionservers.<p class="MsoNormal">I’m interested in doing online backups with WAL archiving turned on so that I cando point in time recovery.<p class="MsoNormal"> <p class="MsoNormal">My database files are stored in /u01/postgres/dataand /u02/postgres/data/confluence_data directories.<p class="MsoNormal">My WAL files are in /u03/postgres/data/pg_log<pclass="MsoNormal"> <p class="MsoNormal">I want to backup my database to the directory /u03/postgres_backups/pg_basebackups/”directoryname_date_timestamp”<pclass="MsoNormal"> <p class="MsoNormal">I’m trying acommand like this:<p class="MsoNormal">$ pg_basebackup -x --pgdata=/u03/postgres_backups/pg_basebackups/pg_basebackup_16-Jan-2014:10:15:00--label=TEST<p class="MsoNormal"> <p class="MsoNormal">Afterentering the password, I’m receiving the following error:<p class="MsoNormal">pg_basebackup: directory"/u02/postgres/data/confluence_data" exists but is not empty<p class="MsoNormal"> <p class="MsoNormal">The directorythat it is complaining about ("/u02/postgres/data/confluence_data" is a database directory with database data init. Not the directory where I want the backup files to go. I expected that the switch <p class="MsoNormal">--pgdata=/u03/postgres_backups/pg_basebackups/pg_basebackup_16-Jan-2014:10:15:00<p class="MsoNormal"> <pclass="MsoNormal">Would send the backup to that directory. Can anyone enlighten me on why it wouldcomplain about a directory where database files reside?</div>
John, I believe that in Postgres-land, the term 'pgdata' has a fairly standard meaning which lets you tell the program where your database directory is if it isn't in a standard location, that might be part of it. -- Darren Duncan On 1/16/2014, 9:18 AM, Sebastian, John (CONTR) wrote: > Hi Folks, > > I’m pretty new to Postgres. I have an extensive Oracle and MySQL background here. > > We are putting up test and production servers. > > I’m interested in doing online backups with WAL archiving turned on so that I > can do point in time recovery. > > My database files are stored in /u01/postgres/data and > /u02/postgres/data/confluence_data directories. > > My WAL files are in /u03/postgres/data/pg_log > > I want to backup my database to the directory > /u03/postgres_backups/pg_basebackups/”directoryname_date_timestamp” > > I’m trying a command like this: > > $ pg_basebackup -x > --pgdata=/u03/postgres_backups/pg_basebackups/pg_basebackup_16-Jan-2014:10:15:00 > --label=TEST > > After entering the password, I’m receiving the following error: > > pg_basebackup: directory "/u02/postgres/data/confluence_data" exists but is not > empty > > The directory that it is complaining about > ("/u02/postgres/data/confluence_data" is a database directory with database > data in it. Not the directory where I want the backup files to go. I expected > that the switch > > --pgdata=/u03/postgres_backups/pg_basebackups/pg_basebackup_16-Jan-2014:10:15:00 > > Would send the backup to that directory. Can anyone enlighten me on why it > would complain about a directory where database files reside? >