Wednesday, October 24, 2012

Troubleshooting eth0 in Oracle Linux

A few days ago I installed Oracle Linux in an Oracle VirtualBox VM. Once it was installed I found that eth0 interface wasn't starting upon boot.

That was unusual. I am myself a Linux enthusiast, and I regularly download and install lots of distributions, and, by and large, network works in them out of the box.

Today I finally got around to troubleshooting this problem. It took me a couple of hours digging through the scripts, setting trace points, and reading logs; and here's what I found.

What Is a Data Warehouse?

All database applications can be divided into 2 classes: OLTP and data warehouses.

OLTP stands for Online Transactions Processing. It’s easier to explain by an example.

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