No, you cannot reserve process table entries for SYS. You’d have to have a pre-connected session as SYS in a terminal. You could protect that terminal by having it running in VNC behind a password. Hemant K Chitale From: oracle-l-bounce@xxxxxxxxxxxxx [mailto:oracle-l-bounce@xxxxxxxxxxxxx] On Behalf Of sumit Tyagi Sent: Wednesday, July 16, 2014 4:23 PM To: Oracle L Subject: Fwd: Reserve some connections for SYS Can we reserve some connections / processes only for SYS. ---------- Forwarded message ---------- From: "sumit Tyagi" <dba.tyagisumit@xxxxxxxxx> Date: Jul 16, 2014 1:51 PM Subject: Reserve some connections for SYS To: "Oracle L" <oracle-l@xxxxxxxxxxxxx> Hi all, Can we some connections only for sys. Like below example: Max limit processes = 500 For all other users use processes upto limit say 498 and give rest 2 for sysdba . This email and any attachments are confidential and may also be privileged. If you are not the intended recipient, please delete all copies and notify the sender immediately. You may wish to refer to the incorporation details of Standard Chartered PLC, Standard Chartered Bank and their subsidiaries at https://www.sc.com/en/incorporation-details.html.