WMI client (WMIC) for Linux

One excellent tool for Systems Management on Windows is the Windows Management Instrumentation (WMI), which allows you to remotely execute commands and query parameters on a Windows Host. Of course, all modern Windows systems have the WMI Client installed, but what about the Linux clients?

To get the same functionality on a Linux system (I am using Debian in this example), we need to get the following two packages from this website:

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11g Silent Installation Error

Last week I had to perform an installation of Oracle 11g on a Windows Server 2008 R2 machine. When I tried to install a 11g database with the -silent and -responsefile options, I received the following error:

[SEVERE] - Email Address Not Specified

Obviously, I needed to specify an e-mail address for My Oracle Support. Lets have a look in the responsefile:

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Our solution to ORA-12571

After a database update from 10.2.0.1.0 to 10.2.0.5 on Windows Server 2003, we encountered the ORA-12571 error when starting the Application Server. In the log files, the error showed up as an SQLException:

java.sql.SQLException: Io exception: Connection reset by peer: socket write error

I then used TNSPing to validate the connection to the database and I basically received this result:

OK
OK
OK
ORA-12571: TNS:PACKET WRITER FAILURE

This means that there is a problem with the TNS Listener. I checked the listener log ($ORACLE_HOME\network\log\listener_name.log) for errors and saw this:

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Hello world

My name is Simon Krenger, I am a Technical Account Manager (TAM) at Red Hat. I advise our customers in using Kubernetes, Containers, Linux and Open Source.

Elsewhere

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