Issue: /o-bash: cannot create temp file for here-document: No space left on device

Configure Postgres config file with below parameters on VPS Odoo configuration file:

log_truncate_on_rotation = on

log_rotation_age = 1d

log_filename = 'postgresql-%a.log'

log_rotation_size = 0 #just rotate daily

More information : http://dba.stackexchange.com/questions/133434/deleting-old-postgresql-log-files-ubuntu