Blog: Frits Hoogland

213 blogs updated: 12 min. ago
OBUG Tech Days Belgium 2019 - Antwerp – 7/8-FEB-2019
Agenda: Dates: February 7 and 8, 2019 Location: in Antwerp, Belgium More information soon. For people from the netherlands: this is easy rea...
07-12-2018 16:42:09 Frits Hoogland Oracle
opatch investigations
This blogpost is about opatch and how to obtain information about the current oracle home(s), and how to obtain information about the patche...
14-11-2018 19:28:24 Frits Hoogland Oracle
opatch versions
This blogpost is about oracle's patching tool for the database and grid infrastructure: opatch. I personally have a love/hate relationship w...
12-11-2018 19:53:11 Frits Hoogland Oracle
Oracle wait event ‘TCP Socket (KGAS)'
I was asked some time ago what the Oracle database event TCP socket (KGAS)' means. This blogpost is a deep dive into what this event times i...
21-10-2018 21:32:13 Frits Hoogland Oracle
All about headroom and mandatory patching before June 2019
This post was triggered upon rereading a blogpost by Mike Dietrich called databases need patched minimum april 2019. Mike's blogpost makes i...
04-08-2018 12:41:24 Frits Hoogland Oracle
Oracle database wait event ‘db file async I/O submit' timing bug
This blogpost is a look into a bug in the wait interface that has been reported by me to Oracle a few times. I verified all versions from Or...
30-05-2018 17:07:57 Frits Hoogland Oracle
A re-introduction to the vagrant-builder suite for database installation
In a blogpost introducing the vagrant builder suite I explained what the suite could do, and the principal use, to automate the installation...
25-05-2018 15:49:31 Frits Hoogland Oracle
A look into oracle redo, part 11: log writer worker processes
Starting from Oracle 12, in a default configured database, there are more log writer processes than the well known LGWR' process itself, whi...
30-04-2018 19:54:23 Frits Hoogland Oracle
A look into oracle redo: index and overview
I gotten some requests to provide an overview of the redo series of blogposts I am currently running. Here it is: Advertisements
17-04-2018 20:08:31 Frits Hoogland Oracle
A look into oracle redo, part 10: commit_wait and commit_logging
The redo series would not be complete without writing about changing the behaviour of commit. There are two ways to change commit behaviour:...
16-04-2018 18:57:03 Frits Hoogland Oracle

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