Blog: Frits Hoogland

209 blogs updated: 38 min. ago
Installation overview of node_exporter, prometheus and grafana
Prometheus is an open source systems monitoring and alerting toolkit originally build at Soundcloud. This blogpost shows how to install the ...
31-07-2017 18:33:27 Frits Hoogland Oracle
Linux memory usage
One of the principal important configuration settings for running an Oracle database is making appropriate use of memory. Sizing the memory ...
25-07-2017 21:02:18 Frits Hoogland Oracle
A performance deep dive into column encryption
Actually, this is a follow up post from my performance deep dive into tablespace encryption. After having investigated how tablespace encryp...
05-04-2017 00:24:28 Frits Hoogland Oracle
A performance deep dive into tablespace encryption
This is a run through of a performance investigation into Oracle tablespace encryption. These are the versions this test was performed on: I...
01-04-2017 16:09:09 Frits Hoogland Oracle
Starting an instance with sqlplus and running into ORA-27302: failure occurred at: skgpwinit6
Recently I was applying the data dictionary part from an (exadata bundle) patch and ran into the following errors: This was very weird, I ha...
15-03-2017 15:18:19 Frits Hoogland Oracle
Oracle database (januari 2017 PSU) and TDE wallets
Recently, I was trying to setup TDE. Doing that I found out the Oracle provided documentation isn't overly clear, and there is a way to do i...
08-03-2017 14:14:57 Frits Hoogland Oracle
Oracle 12.2 wait event ‘PGA memory operation'
When sifting through a sql_trace file from Oracle version 12.2, I noticed a new wait event: PGA memory operation': The current documentation...
01-03-2017 23:50:34 Frits Hoogland Oracle
Performing in the cloud – network latency
To me, cloud computing' is renting a compute resource to perform a task. In order to use that compute resource, you need to instruct it to d...
14-02-2017 22:08:43 Frits Hoogland Oracle
Auditing Oracle database stopping and starting using the ELK stack
This blog post is about two things: one how you can monitor who is bringing you database up and down (there is a twist at the end!) and two ...
21-01-2017 11:33:32 Frits Hoogland Oracle
An introduction to PCP / Performance Co Pilot on Oracle Linux
I was investigating gathering performance data on (oracle) linux servers recently and came across Performance Co-Pilot (PCP). I have come ac...
13-01-2017 17:56:42 Frits Hoogland Oracle

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