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Friday, August 26, 2016

RDBMS -- SYSAUX tablespace full, huge sized "WRI$_OPTSTAT_HISTHEAD_HISTORY" , DBMS_STATS.PURGE_ALL demo and shrink tablespace

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You may encounter a tablespace problem in SYSAUX tablespace. Actually, altough you don't have a disk size problem, you may have an unn...
1 comment:
Friday, August 19, 2016

RAC/Exadata -- Scan listener registration problem, EBS 11i , autoconfig TNS-12514

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You may encounter a scan listener registration problem after enabling autoconfig on your EBS database tier. Altough , everything including ...
Tuesday, August 16, 2016

Exadata - Cloning Oracle Home and installing bundles patch & psu in to the database afterwards, datapatch

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If you clone a database oracle home( to create a new home -- only home...) in Exadata, you need to know that, your cloned home may be patch...

Decreasing Exadata core count , X6-2 1/8

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Decreasing the core count of Exadata compute nodes can be your issue one day, as Exadata does not let you to do so easily. Decreasing the ...

Exadata X6, fixing the martian source errors, static routing, asymetric network, route-eth3, reverse path filtering and more

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This blog post will be about martian source errors which may be recorded in the syslog(/var/log/messages) of Exadata compute nodes. I want ...
2 comments:
Wednesday, August 10, 2016

Resizing LVM mounted on root filesystem (online) on Redhat 4, ext2online

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I already explained how to resize an LVM online in one of my previous post. ( http://ermanarslan.blogspot.fr/2013/10/linux-extend-logical-v...
1 comment:
Monday, August 8, 2016

Delphix - Notes vol 1, my new toy for the upcoming months

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Recently I have taken a look at the Delphix software and its data as a service solution, as it was one of the prerequisites of our new delp...
Tuesday, August 2, 2016

Reverse Proxy-- Enabling SSL on JIRA + Ngnix + Apache

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This post is not directly related with Oracle products. It is actually not so so related with JIRA, as well. My main focus is to give a r...
Friday, July 29, 2016

Weblogic -- Single Weblogic Server & Multiple Domains

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Here is the tip of the day and again I will keep it short, so directly jumping into the topic; We don't need to install a seperate Web...

Exadata- X6-2 1/8, its specs and its readiness for EBS migrations

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We have done several EBS migrations and most of the time we do these migration using datapump method. The reason we choose this method was ...