Ankur,
This should be really easy to solve:
1) Who owns this backup directory
2) what is the mode of that directory, i.e., 555, 755, or what?
You could simply try "chmod 777 ./backup" and then reattempt your pg_basebackup command.
--
Jay
On 10/23/2015 8:56 PM, Ankur Kaushik wrote:
>
> User created as CREATE ROLE base_backup_user REPLICATION LOGIN PASSWORD 'backupuser';
>
>
> -bash-4.1$ pg_basebackup -h 127.0.0.1 -U base_backup_user -D "./pgbackup" -Ft -z -P
> pg_basebackup: could not get backup header: ERROR: could not open directory "./backup": Permission denied
>
>
> Getting Below error while using pg_basebackup