Tag Archives: troubleshooting

Oracle Database Appliance – Problem Replacing Shared Disk (2.4)

As with all systems, a disk failure can happen and so we had a failing disk on one of our ODA’s. As mentioned in the ODA documentation, replacing a disk is easy and OAK does everything for you. Actually it … Continue reading

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Oracle Database Appliance – /opt filling up

Last time we had the /opt filesystem on a couple of ODA nodes filling up. It turned out that the OS Watcher archive directory structure (/opt/oracle/oak/osw/archive) contained lots of old files that should have been cleaned by OSWatcher. When OSWatcher … Continue reading

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ORA-29283: invalid file operation using UTL_FILE.FREMOVE

I’ve been breaking my head over a problem I had with the UTL_FILE.FREMOVE command trying to remove a file created by another (not oracle) process. On *nix command line, logged in as user oracle (same as database) I’m able to … Continue reading

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ORA-600 [kkpo_rcinfo_defstg:objnotfound] on a 11.2 RAC instance

RECOMMENDATION: Set the deferred_segment_creation parameter to FALSE for 11.2 RAC databases! Recently our monitoring picked up an ORA-600 from the alertlog of one of our 11.2 RAC instances. ORA-00600: internal error code, arguments: [kkpo_rcinfo_defstg:objnotfound],[87421], [], [], [], [], [], [], … Continue reading

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ORA-19809: limit exceeded for recovery files

In our cloning procedures we use the RMAN “DUPLICATE” command for duplicating databases. This all went fine for a long time until one moment we start getting errors during the duplication process (from the point where media recovery gets started). … Continue reading

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Determine versions of connected Oracle clients

Last week I was trying to find a way to determine the version of the Oracle clients that are connected/connecting to databases from these databases. We cannot connect to each application server to figure out the used version and certainly … Continue reading

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Linking Oracle BBED in 11g

Warning: I use the Oracle Block Browser and Edit tool (bbed) for studying the internal structure of database blocks. Be very careful using the tool, you can destroy blocks using this tool so make sure you know what you are … Continue reading

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Grid Infra – ASM 11.2.0.3 bug on Solaris – slice 2 CANDIDATE

We recently ran into a bug (at least that how I look at it) that is introduced with ASM 11.2.0.3. As of this version, ASM shows slice 2 (the complete disk, starting a cylinder 0 thus inlcuding the VTOC) as … Continue reading

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Oracle Database Appliance – cleanupDeploy X-windows failure

Whenever something goes wrong during the deployment of an ODA, you can try to fix the problem and restart the deployment from the step where the deployment failed (using the GridInst.pl script). Sometimes however when the deployment fails, restarting the … Continue reading

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Oracle Database Appliance – odachk

With the release of ODA patch bundle 2.2.0.0.0 a tool available on Exadata only, is available for ODA too. This tool named “Exadata Configuration Audit Tool – exachk” is modified and renamed to odachk and is located in /opt/oracle/oak/odachk. With … Continue reading

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