DB Alert Flooded with "Under CF enqueue, no dependency request for disk group"

(Doc ID 2418635.1)

Last updated on JULY 05, 2018

Applies to:

Oracle Database - Enterprise Edition - Version 11.2.0.0. to 12.1.0.2 [Release 11.2 to 12.1]
Information in this document applies to any platform.

Symptoms

 Below messages were keep reported in the database instance alert log.

NOTE: Under CF enqueue, no dependency request for disk group EDW0_FLASHBACK
NOTE: Under CF enqueue, no dependency request for disk group EDW0_FLASHBACK
NOTE: Under CF enqueue, no dependency request for disk group EDW0_FLASHBACK
NOTE: Under CF enqueue, no dependency request for disk group EDW0_FLASHBACK

 

 EDW01_lgwr_29968.trc

*** 2014-11-28 13:23:57.102
*** SESSION ID:(330.1) 2014-11-28 13:23:57.102
*** CLIENT ID:() 2014-11-28 13:23:57.102
*** SERVICE NAME:() 2014-11-28 13:23:57.102
*** MODULE NAME:() 2014-11-28 13:23:57.102
*** ACTION NAME:() 2014-11-28 13:23:57.102

NOTE: Under CF enqueue, no dependency request for disk group EDW0_FLASHBACK
NOTE: Under CF enqueue, no dependency request for disk group EDW0_RED0
NOTE: Under CF enqueue, no dependency request for disk group EDW0_FLASHBACK
NOTE: Under CF enqueue, no dependency request for disk group EDW0_RED0
NOTE: Under CF enqueue, no dependency request for disk group EDW0_FLASHBACK
NOTE: Under CF enqueue, no dependency request for disk group EDW0_RED0
NOTE: Under CF enqueue, no dependency request for disk group EDW0_FLASHBACK
NOTE: Under CF enqueue, no dependency request for disk group EDW0_RED0

 EDW01_ora_16902.trc

*** 2014-11-29 11:28:25.192
*** SESSION ID:(2.1) 2014-11-29 11:28:25.192
*** CLIENT ID:() 2014-11-29 11:28:25.192
*** SERVICE NAME:() 2014-11-29 11:28:25.192
*** MODULE NAME:(oraagent.bin@fdb204 (TNS V1-V3)) 2014-11-29 11:28:25.192
*** ACTION NAME:() 2014-11-29 11:28:25.192

Waiting for NSS2 [pid 16973] to initialize itself
krsu_start_ns: time appears to have jumped forwards

*** 2014-11-29 11:28:29.825
NOTE: Under CF enqueue, no dependency request for disk group EDW0_FLASHBACK
NOTE: Under CF enqueue, no dependency request for disk group EDW0_FLASHBACK

 

Changes

 

Cause

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