Technical Articles For Oracle Linux Sysadmins

 

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Tech Article: How to Use PHP DTrace on Oracle Linux
How to set up DTrace to detect PHP scripting problems on Oracle Linux, including how to download and install the right version of Oracle Linux, how to install PHP and the OIC18 extensions for Oracle Database, how to verify which PHP probes you have, and how to begin using them.
posted Tue, 19 Nov 2013 18:39:26 +0000
Tech Article: How to Launch Linux Utilities from Inside Oracle Database
By wrapping a Linux utility in a script and using an external database table's preprocessor directive, you can launch the utility from within Oracle Database and have the utility's output be inserted into the external table. This allows you to do things such as query operating system data and then join it with data in Oracle Database.
posted Mon, 09 Sep 2013 18:01:16 +0000
Tech Article: How to Use Hardware Fault Management in Oracle Linux
An overview of the hardware fault management technology, common use cases, and instructions for installing and configuring the tools in Oracle Linux. Examples that show the tools can capture and report important hardware information you can use in your daily operations.
posted Wed, 04 Sep 2013 16:21:55 +0000
Blog: Practical Examples of Working With Oracle Linux Containers
In his previous post about Linux Containers, Lenz Grimmer explained what they are and how they work. In this post, he provides a few practical examples to get you started working with them.
posted Tue, 06 Aug 2013 18:15:59 +0000
Tech Article: How to Initialize an Oracle Linux System
Use the chkconfig command to verify the status of the iptables service before you install an update to Oracle Linux. This is just one of the initialization steps described in this article, the first in a series about migrating from SUSE Linux to Oracle Linux.
posted Mon, 15 Jul 2013 21:19:54 +0000
Tech Article: Using DTrace on Oracle Linux
DTrace is a powerful tool, and it can do some amazing things. But it's not that difficult to get started doing simple things. You can build up from there. In this article, Richard Friedman gives you a high-level overview of DTrace and its major components:providers, modules, functions, and probes. He explains how you can use either one-liner commands on the command line, or write more complex instructions in scripts, using the D language. He provides simple examples for each. It's a great way to get your feet wet.
posted Wed, 14 Aug 2013 15:47:45 +0000
Tech Article: Preventing Silent Data Corruption in Oracle Linux
Linux, like any OS, is vulnerable to silent data corruption. It can be caused by a faulty component or sysadmin error. It's nearly impossible to detect. But it's not impossible to prevent. EMC, Emulex, and Oracle partnered up on an end-to-end solution.
posted Thu, 21 Feb 2013 21:22:10 +0000
Tech Article: How to Update a Linux Kernel Without Rebooting
The uptrack-upgrade command applies patches to your Linux kernel while your system is running. This article explains how to use its variations and how to configure automatic updates.
posted Wed, 20 Feb 2013 22:57:31 +0000
Tech Article: How to Use Signed Kernel Modules in Oracle Linux
Loadable kernel modules are cool because they let you add code to a running Linux kernel. But how do you know the code you add won't make your kernel a client of the Death Star? You don't. Unless you use signed kernel modules. Robert Chase explains how.
posted Wed, 02 Jan 2013 23:44:48 +0000
Tech Article: The Role of Oracle Solaris Zones and Oracle Linux Containers in a Virtualization Strategy
Oracle Solaris zones are referred to as lightweight virtualization because they impose no overhead on the virtualization layer and the applications running in the non-global zones. As a result, they are a perfect choice for high performance applications. Detlef Drewanz continues his overview of virtualization strategies with a focus on Oracle Linux Containers and Oracle Solaris zones.
posted Mon, 03 Dec 2012 18:47:19 +0000

To see all technical articles for Oracle Linux sysadmins posted on OTN, go to our Oracle Linux Sysadmin collection on Delicious.




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