I have seen issues with wait event res:cpu quantum... Normally associated with the auto tuning tasks in 11.2.0.3... 3.2 If it is similar, if you try running an awrrpt and select 1 day when it asks, and there will not be any snapshots since the event/job started -- around 1am. However, no 600 errors were associated with it. Note 949033.1 Auto SQL Tuning task" Messages [ID 1344499.1] 756734.1 Scheduler Maintenance Tasks or Autotasks Joel Patterson Database Administrator 904 928-2790 -- Joel Patterson Sr. Database Administrator | Enterprise Integration Phone: 904-928-2790 | Fax: 904-733-4916 http://www.entint.com/ http://www.entint.com/ http://www.facebook.com/pages/Enterprise-Integration/212351215444231 http://twitter.com/#!/entint http://www.linkedin.com/company/18276?trk=tyah http://www.youtube.com/user/ValueofIT This message (and any associated files) is intended only for the use of the addressee and may contain information that is confidential, subject to copyright or constitutes a trade secret. If you are not the intended recipient, you are hereby notified that any dissemination, copying or distribution of this message, or files associated with this message, is strictly prohibited. If you have received this message in error, please notify us immediately by replying to the message and deleting it from your computer. Messages sent to and from us may be monitored. Any views or opinions presented are solely those of the author and do not necessarily represent those of the company. [v.1.1] From: oracle-l-bounce@xxxxxxxxxxxxx [mailto:oracle-l-bounce@xxxxxxxxxxxxx] On Behalf Of Wolfson Larry - lwolfs Sent: Friday, July 05, 2013 1:01 PM To: oracle-l@xxxxxxxxxxxxx Subject: ORA-00600: internal error code, arguments: [ktspScanInit-l1] Hello! Anyone seen this before? Environment Product Oracle Database - Enterprise Edition Product Version 11.2.0.2 Operating System HP-UX Itanium OS Version 11.31 ORA-12012: error on auto execute of job "SYS"."ORA$AT_OS_OPT_SY_5479" ORA-20011: Approximate NDV failed: ORA-00600: internal error code, arguments: [ktspScanInit-l1], [], [], [], [], [], [], [], [], [], [], [] ORA-06512: at "SYS.DBMS_STATS", line 29628 Waiting for SR response Thanks Larry *************************************************************************** The information contained in this communication is confidential, is intended only for the use of the recipient named above, and may be legally privileged. If the reader of this message is not the intended recipient, you are hereby notified that any dissemination, distribution or copying of this communication is strictly prohibited. If you have received this communication in error, please resend this communication to the sender and delete the original message or any copy of it from your computer system. Thank You. **************************************************************************** -- //www.freelists.org/webpage/oracle-l -- //www.freelists.org/webpage/oracle-l