V$GES_DEADLOCK_SESSIONS

V$GES_DEADLOCK_SESSIONS displays information about sessions waiting for global enqueue service deadlocks detected by the distributed lock manager. This is an Oracle Real Application Clusters view.

This view displays a maximum of 20 sessions per deadlock.

Column Datatype Description
DID VARCHAR2(30) Deadlock ID
SID NUMBER Waiting session ID
SERIAL# NUMBER Waiting session serial number
INSTANCE NUMBER Waiting session instance
BLOCKER_SID NUMBER Blocker session ID
BLOCKER_SERIAL# NUMBER Blocker session serial number
BLOCKER_INSTANCE NUMBER Blocker session instance
OSUSER VARCHAR2(128) Waiting OS user
APP_NAME VARCHAR2(64) Waiting application name
BLOCKED_RES_NAME VARCHAR2(64) Resource on which the waiting session is blocked
REQUEST_LEVEL VARCHAR2(16) Waiting session requested level
BLOCKER_RES_NAME VARCHAR2(64) Resource on which the blocker is blocked
GRANT_LEVEL VARCHAR2(16) Granted level of the blocker
CON_ID NUMBER

The ID of the container to which the data pertains. Possible values include:

  • 0: This value is used for rows containing data that pertain to the entire CDB. This value is also used for rows in non-CDBs.

  • 1: This value is used for rows containing data that pertain to only the root

  • n: Where n is the applicable container ID for the rows containing data