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ASM Diskgroup is not Showing Up in the DBCA (Doc ID 2557164.1)

Last updated on MAY 12, 2020

Applies to:

Oracle Database - Standard Edition - Version 12.2.0.1 and later
Linux x86-64

Symptoms

On : 12.2.0.1 version, Clusterware

After create the diskgroups by asmca, the diskgroups are not displaying in the DBCA when creating 12c RAC Database.

DBCA trace log from $ORACLE_BASE/cfgtoollogs/dbca have following message:

[DBCreationMode.flowWorker] [ 2019-05-10 10:12:01.477 KST ] [ASMUtils.initialize:271]  ASM SID: +ASM1
[DBCreationMode.flowWorker] [ 2019-05-10 10:12:01.479 KST ] [KfodUtil.kfodOutput:375]  <GRID_HOME>
[DBCreationMode.flowWorker] [ 2019-05-10 10:12:01.479 KST ] [KfodUtil.kfodOutput:375]  nohdr=TRUE
[DBCreationMode.flowWorker] [ 2019-05-10 10:12:01.479 KST ] [KfodUtil.kfodOutput:375]  OP=GROUPS
[DBCreationMode.flowWorker] [ 2019-05-10 10:12:01.479 KST ] [KfodUtil.kfodOutput:375]  status=true
[DBCreationMode.flowWorker] [ 2019-05-10 10:12:01.479 KST ] [KfodUtil.kfodOutput:375]  asmcompatibility=true dbcompatibility=true
[DBCreationMode.flowWorker] [ 2019-05-10 10:12:01.617 KST ] [KfodUtil.kfodOutput:386]  Kfod result
[DBCreationMode.flowWorker] [ 2019-05-10 10:12:01.618 KST ] [KfodUtil.kfodOutput:375]  <GRID_HOME>
[DBCreationMode.flowWorker] [ 2019-05-10 10:12:01.618 KST ] [KfodUtil.kfodOutput:375]  nohdr=TRUE
[DBCreationMode.flowWorker] [ 2019-05-10 10:12:01.618 KST ] [KfodUtil.kfodOutput:375]  OP=GROUPS
[DBCreationMode.flowWorker] [ 2019-05-10 10:12:01.618 KST ] [KfodUtil.kfodOutput:375]  status=true
[DBCreationMode.flowWorker] [ 2019-05-10 10:12:01.618 KST ] [KfodUtil.kfodOutput:375]  asmcompatibility=true dbcompatibility=true
[DBCreationMode.flowWorker] [ 2019-05-10 10:12:01.734 KST ] [KfodUtil.kfodOutput:386]  Kfod result               <----- diskgroups cannot be detected
INFO: May 10, 2019 10:12:01 AM oracle.install.commons.util.StatusControl showMessage
INFO: Initializing Storage parameters...
 


The disk groups are mounted and ASM related resources (ora.DATA.dg, ora.asm) are all online

From ASM instance:

 


All other settings mentioned in Doc ID 1269734.1, Doc ID 2086190.1 and Doc ID 1952685.1 already reviewed, but the  problem remains.

Changes

 New Installation

Cause

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In this Document
Symptoms
Changes
Cause
Solution
References


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