> I will provide a patch which can exeute pg_start/stop_backup
> including to solve above comment and conditions in next stage.
> Then please review.


* Procedure

1. Call pg_start_backup('x') on the standby.
2. Take a backup of the data dir.
3. Call pg_stop_backup() on the standby.
4. Copy the control file on the standby to the backup.
5. Check whether the control file is status during hot standby with 
   -> If the standby promote between 3. and 4., the backup can not recovery.
      -> pg_control is that "Minimum recovery ending location" is equals 0/0.
      -> backup-end record is not written.

* Not correspond yet

  * full_page_write = off
    -> If the primary is "full_page_write = off", archive recovery may not act 
       normally. Therefore the standby may need to check whether 
       = off" to WAL.

Jun Ishizuka
NTT Software Corporation
E-Mail: ishizuka....@po.ntts.co.jp

Attachment: standby_online_backup_05.patch
Description: Binary data

Attachment: standby_online_backup_doc.patch
Description: Binary data

Sent via pgsql-hackers mailing list (pgsql-hackers@postgresql.org)
To make changes to your subscription:

Reply via email to