Oracle Apps R12 - Concurrent manager is consuming high usage

Concurrent manager is consuming high usage

Query

SELECT R.Conc_Login_Id, R.Request_Id, R.Phase_Code, R.Status_Code, P.Application_ID, P.Concurrent_Program_ID, P.Concurrent_Program_Name, R.Enable_Trace, R.Restart, DECODE(R.Increment_Dates, 'Y', 'Y', 'N'), R.NLS_Compliant, R.OUTPUT_FILE_TYPE, E.Executable_Name, E.Execution_File_Name, A2.Basepath, DECODE(R.Stale, 'Y', 'C', P.Execution_Method_Code), P.Print_Flag, P.Execution_Options, DECODE(P.Srs_Flag, 'Y', 'Y', 'Q', 'Y', 'N'), P.Argument_Method_Code, R.Print_Style, R.Argument_Input_Method_Code, R.Queue_Method_Code, R.Responsibility_ID, R.Responsibility_Application_ID, R.Requested_By, R.Number_Of_Copies, R.Save_Output_Flag, R.Printer, R.Print_Group, R.Priority, U.User_Name, O.Oracle_Username, O.Encrypted_Oracle_Password, R.Cd_Id, A.Basepath, A.Application_Short_Name, TO_CHAR(R.Requested_Start_Date,'YYYY/MM/DD HH24:MI:SS'), R.Nls_Language, R.Nls_Territory, R.Nls_Numeric_Characters, DECODE(R.Parent_Request_ID, NULL, 0, R.Parent_Request_ID), R.Priority_Request_ID, R.Single_Thread_Flag, R.Has_Sub_Request, R.Is_Sub_Request, R.Req_Information, R.Description, R.Resubmit_Time, TO_CHAR(R.Resubmit_Interval), R.Resubmit_Interval_Type_Code, R.Resubmit_Interval_Unit_Code, TO_CHAR(R.Resubmit_End_Date,'YYYY/MM/DD HH24:MI:SS'), Decode(E.Execution_File_Name, NULL, 'N', Decode(E.Subroutine_Name, NULL, Decode(E.Execution_Method_Code, 'I', 'Y', 'J', 'Y', 'N'), 'Y')), R.Argument1, R.Argument2, R.Argument3, R.Argument4, R.Argument5, R.Argument6, R.Argument7, R.Argument8, R.Argument9, R.Argument10, R.Argument11, R.Argument12, R.Argument13, R.Argument14, R.Argument15, R.Argument16, R.Argument17, R.Argument18, R.Argument19, R.Argument20, R.Argument21, R.Argument22, R.Argument23, R.Argument24, R.Argument25, X.Argument26, X.Argument27, X.Argument28, X.Argument29, X.Argument30, X.Argument31, X.Argument32, X.Argument33, X.Argument34, X.Argument35, X.Argument36, X.Argument37, X.Argument38, X.Argument39, X.Argument40, X.Argument41, X.Argument42, X.Argument43, X.Argument44, X.Argument45, X.Argument46, X.Argument47, X.Argument48, X.Argument49, X.Argument50, X.Argument51, X.Argument52, X.Argument53, X.Argument54, X.Argument55, X.Argument56, X.Argument57, X.Argument58, X.Argument59, X.Argument60, X.Argument61, X.Argument62, X.Argument63, X.Argument64, X.Argument65, X.Argument66, X.Argument67, X.Argument68, X.Argument69, X.Argument70, X.Argument71, X.Argument72, X.Argument73, X.Argument74, X.Argument75, X.Argument76, X.Argument77, X.Argument78, X.Argument79, X.Argument80, X.Argument81, X.Argument82, X.Argument83, X.Argument84, X.Argument85, X.Argument86, X.Argument87, X.Argument88, X.Argument89, X.Argument90, X.Argument91, X.Argument92, X.Argument93, X.Argument94, X.Argument95, X.Argument96, X.Argument97, X.Argument98, X.Argument99, X.Argument100, R.number_of_arguments, C.CD_Name, NVL(R.Security_Group_ID, 0), NVL(R.org_id, 0)
FROM fnd_concurrent_requests R, fnd_concurrent_programs P, fnd_application A, fnd_user U, fnd_oracle_userid O, fnd_conflicts_domain C, fnd_concurrent_queues Q, fnd_application A2, fnd_executables E, fnd_conc_request_arguments X
WHERE R.Status_code = 'I' And ((R.OPS_INSTANCE is null) or (R.OPS_INSTANCE = -1) or (R.OPS_INSTANCE = decode(:dcp_on,1,FND_CONC_GLOBAL.OPS_INST_NUM,R.OPS_INSTANCE))) And R.Request_ID = X.Request_ID(+) And R.Program_Application_Id = P.Application_Id(+) And R.Concurrent_Program_Id = P.Concurrent_Program_Id(+) And R.Program_Application_Id = A.Application_Id(+) And P.Executable_Application_Id = E.Application_Id(+) And P.Executable_Id = E.Executable_Id(+) And P.Executable_Application_Id = A2.Application_Id(+) And R.Requested_By = U.User_Id(+) And R.Cd_Id = C.Cd_Id(+) And R.Oracle_Id = O.Oracle_Id(+) And Q.Application_Id = :q_applid And Q.Concurrent_Queue_Id = :queue_id And (P.Enabled_Flag is NULL OR P.Enabled_Flag = 'Y') And R.Hold_Flag = 'N' And R.Requested_Start_Date <= Sysdate And ( R.Enforce_Seriality_Flag = 'N' OR ( C.RunAlone_Flag = P.Run_Alone_Flag And (P.Run_Alone_Flag = 'N' OR Not Exists
(Select Null
From Fnd_Concurrent_Requests Sr
Where Sr.Status_Code In ('R', 'T') And Sr.Enforce_Seriality_Flag = 'Y' And Sr.CD_id = C.CD_Id)))) And Q.Running_Processes <= Q.Max_Processes And R.Rowid = :reqname And ((P.Execution_Method_Code != 'S' OR (R.PROGRAM_APPLICATION_ID,R.CONCURRENT_PROGRAM_ID) IN ((0,98),(0,100),(0,31721),(0,31722),(0,31757))) AND ((R.PROGRAM_APPLICATION_ID,R.CONCURRENT_PROGRAM_ID) NOT IN ((20006,121091),(20006,167185),(20007,127088)))) FOR UPDATE OF R.status_code NoWait

Issue

All standard managers run this query with "library cache: mutex X" event

Solution

Test and apply patch 13629213 for 12.1 EBS Instances

While applying if you hit Relink of module "AFPASSWD" failed issue

Test and apply Patch 13855823 for 12.1 EBS Instances

Concurrent Managers are consuming high CPU and memory (Metalink Doc ID 1075684.1)