Marc Wagner

Dbvisit – Switchover failing with ORA-00600 error due to Unified Auditing been enabled

I have been recently deploying dbvisit version 9.0.10 on Standard Edition SE2 18.7. Graceful switchover failed with error : ORA-00600: Interner Fehlercode, Argumente: [17090], [], [], [], [], [], [], [], [], [],[], [] (DBD ERROR: OCIStmtExecute)(…)

Applying archive log on a standby is failing with error ORA-00756: recovery detected a lost write of a data block

During one last ODA project, I was deploying dbvisit software version 9.0.10 on Oracle database SE Edition version 18.7. From time to time I was getting lost write of a data block with type KTU UNDO on the standby. Through(…)

Error getting repository data for ol6_x86_64_userspace_ksplice, repository not found

During ODA deployment I could see that starting 18.7, immediately after reimaging or patching the ODA, I was getting some regular errors in the root mail box. The error message came every hour at 13 minutes and 43 minutes.

How to add storage on ODA X8-2M

Recently I had to add some storage on an ODA X8-2M that I deployed early February. At that time the last available release was ODA 18.7. In this post I would like to share my experience and the challenge I(…)

Issue deleting a database on ODA?

I have recently faced an issue deleting database on an ODA. I was getting following error whatever database I wanted to delete : DCS-10001:Internal error encountered: null. Through this blog, I would like to share with you my experience on(…)

How to configure additional network card on an ODA X8 family

During a past project, we were using ODA X8-2M with one additional network card. As per my knowledge, on an appliance, additional cards are used to extend connectivity to additional network. Customer was really enforcing to have network redundancy between(…)

dbvisit dbvctl process is terminating abnormally with Error Code: 2044

When applying archive logs on the standby, dbvctl process can terminate abnormally with Error Code: 2044. This can happen in case there are several archive logs with huge size to be applied.

ODA hang/crash due to software raid-check

Oracle Database Appliance (ODA) is by default configured with software raid for Operating System and Oracle Database software file system (2 internal SSD disks). 2 raid devices are configured : md0 and md1.ODA are configured to run raid-check every Sunday(…)

Adding a dbvisit standby database on the ODA in a non-OMF environment

I have recently been working on a customer project where I had been challenged adding a dbvisit standby database on an ODA X7-2M, named ODA03. The existing customer environment was composed of Oracle Standard 12.2 version database. The primary database,(…)

Having multiple standby databases and cascading with dbvisit

Dbvisit standy is a disaster recovery solution that you will be able to use with Oracle standard edition. I have been working on a customer project where I had to setup a system having one primary and two standby databases.