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I faced with this error during trying to create second instance I hit below errors:
After investigate issue I have been found below explanation from this link
From link:
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I faced with that error during running DBCA in silent mode. Complete error message is:
ORA-27104: system-defined limits for shared memory was misconfigured
I have been checked all related parameter such as /etc/sysctl.conf & /etc/security/limits.conf
You may hit this error during connecting your database by using 3th party tools such as Toad etc.
You are hitting this error If the Oracle client was installed using the domain administrator account instead of the local administrator.
I have an issue on 11.2.0.4 database (2 node RAC system) on AIX. Our system is already around 25T and our full backup size almost 3,7Tb with using compress option.
Our number of datafiles are almost 1054. We are taking our backup to disk using 16 channel. Total full backup duration is almost 4,5 hours.
Our backup duration became almost 7,8 hours last 3 days. I investigated backup log file and I noticed backup start 16 channels and that 16 channel backupsets job done almost 4:30 hours. After 16 channels backupsets end, one new channel opening and it keep taking backupsets by using 1 channel.
I have been faced with this problem on R12.1.3 2 node 11.2 RAC database on the AIX system. After closed instance 2, it started to gives ORA-17611: ksfd: file ” cannot be accessed, global open closed errors at alert.log file
After making some search We noticed that this is referring publish bug which will be fixed in12.1 (Future Release). Here is the possible solution for this error:
I have faced with that issue on our 12.1.3 EBS system on AIX system with 2 node 11gR2 RAC databases.
During the full backup operation, I noticed that RMAN log mention below error message at the backup log file.
RMAN-03009: failure of backup command on ORA_DISK_3 channel at 03/29/2012 22:19:19 ORA-19566: exceeded limit of 0 corrupt blocks for file +ORADATA/PROD/datafile/apps_ts_xxcustom_data.308.752148073 RMAN-03009: failure of backup command on ORA_DISK_2 channel at 03/29/2012 21:42:32 ORA-19566: exceeded limit of 0 corrupt blocks for file +ORADATA/PROD/datafile/apps_ts_xxcustom_data.395.741949465 RMAN-03009: failure of backup command on ORA_DISK_8 channel at 03/29/2012 22:18:24 ORA-19566: exceeded limit of 0 corrupt blocks for file +ORADATA/PROD/datafile/apps_ts_xxcustom_data.583.753881375
Oracle recommended using 3 control file for your database. We also need to duplicate our Control file due to do security issue.
In this post, I will try to explain how We can duplicate a control file when ASM is involved.
You can download Oracle Database 19.3.0 on-prem for Linux now from the usual sources:
I face with that error message on our 11.2.0.4 RAC database which is working on AIX Operating System.
I started to get ORA-00245: control file backup operation failed &RMAN-03009: failure of Control File and SPFILE Autobackup command on C1 channel xxx errors. I noticed that this error has appeared after I have been enabled block change tracking to can take Incremental backup on my system.
