Posts Categorized: Pythian

ODA re-imaging could take anything between 20 and 120 mins

This blog posts explains why Oracle Database Appliances re-imaging process timing may vary from 20 to 120 minutes. There are a check in the ISO:/Extras/setupodaovm.sh script that have an issue. Until the bug is fixed a) you may face different ODA nodes’ re-imaging times b) to be on the safe side check if md devices’ re-synchronization process is finished by running “cat /proc/mdstat” command before running any business critical processes on your ODA.

The Importance of an Action Plan

When I started my work in IT, I used to be in a very small shop, and even though we had people in several places in the same state, everything used to be very centralized and from 9 to 5, and because we were basically only 2 people , our action plan used to be…

My first 6 months @ Pythian

“What have I gotten myself into” ran through my head during the first week of training at Pythian. The environment was great, the people were great, the work was great, but many doubts ran through my head as I ran from training meeting to training meeting – how am I going to retain all this…

Opening the Door without the Keys

This week my DBA team satisfied a request to restore 1 month old lost data.  A review of the RMAN backups showed that we indeed had a valid level 0 from the requested day which was 33 days ago.  However, upon recovery, the necessary archive logs to bring the database to a consistent point, were…

The undocumented status “M” of an RMAN backup

It is not uncommon for Oracle to have something undocumented , and this is just another case of this ailment. We have a database in which we have two copies of the same backup, one we keep in the FRA, the other one in an external disk, which from time to time gets deleted from…

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