[GENERAL] Wrong SYSID in WAL segment

2010-10-25 Thread Latrous, Youssef
Hi there, In one of our systems we've noticed the following (strange?) behavior. In a Master/Slave configuration, we run wal-mgr to achieve data replication from the master to the slave node. Both nodes run PostgreSQL 8.4.1 (on Solaris 10). The slave starts in archive mode and initiates a resto

Re: [GENERAL] Wrong SYSID in WAL segment

2010-10-25 Thread Tom Lane
"Latrous, Youssef" writes: > 1) Why one of the segments has a different SYSID (knowing that all WAL > segments are originating from the same node)? They aren't. Somewhere you've got WAL segments slipping in from a different database cluster. regards, tom lane -- Sent v

Re: [GENERAL] Wrong SYSID in WAL segment

2010-10-25 Thread Latrous, Youssef
slave is rebooted, the problem goes away. Regards, Youssef -Original Message- From: Tom Lane [mailto:t...@sss.pgh.pa.us] Sent: Monday, October 25, 2010 4:12 PM To: Latrous, Youssef Cc: pgsql-general@postgresql.org Subject: Re: [GENERAL] Wrong SYSID in WAL segment "Latrous, Yo