Hi Michael, Thank you again. It seems hard to recover, I will go the hard way (lost data). Learned a lesson. Regards, Haiming -----Original Message----- From: Michael Paquier [mailto:michael.paquier@xxxxxxxxx] Sent: Tuesday, 7 April 2015 1:04 PM To: Haiming Zhang Cc: pgsql-general@xxxxxxxxxxxxxx Subject: Re: Postgres fails to start On Tue, Apr 7, 2015 at 10:46 AM, Haiming Zhang <Haiming.Zhang@xxxxxxxxxxxxxx> wrote: > Thank you for replying. The file was there, is that ok to remove the corrupted file to recover postgres? "base/2008723533/2107262657.2" Be careful here, I would recommend taking a file-level snapshot before going on and do perhaps-stupid things. As that's a btree right split, perhaps you could recover your data by ignoring this index... > Unfortunately, I only have a backup on February. Is there a way I can recover it without losing the recent data? What is lost is lost. A good backup strategy is essential. -- Michael ________________________________ If you are not an authorised recipient of this e-mail, please contact me at Redflex immediately by return phone call or by email. In this case, you should not read, print, retransmit, store or act in reliance on this e-mail or any attachments, and should destroy all copies of them. This e-mail and any attachments are confidential and may contain privileged information and/or copyright material of Redflex or third parties. You should only retransmit, distribute or commercialise the material if you are authorised to do so. This notice should not be removed. -- Sent via pgsql-general mailing list (pgsql-general@xxxxxxxxxxxxxx) To make changes to your subscription: http://www.postgresql.org/mailpref/pgsql-general