Linux, programming and more
With ImageMagick you can create a really magic things like this one…
You have a dual monitor setup and you want to set for each one a special background, no problem now comes ImageMagick into play to montage two different backgrounds into a single one. Get to work: [Read more…]
Collection of some MySQL commands, very useful to create and restore MySQL-Backups.
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I want to test some tools to restore deleted data on EXT3 file system, to make this tests safe on a production server without loosing date I created a virtual HDD with 100MB size that running as a file.
Create a 100MB virtual HDD: [Read more…]
The default Nginx maximum body-size of a client request, or maximum file size is 1M. So when you try to upload something larger than 1M, you get the following error: 413: Request Entity Too Large
Create a new configuration file: [Read more…]
In the last time I get a lot questions and feedback to some older posts (Active/Passive Cluster) where I used DRBD. And actually I never wrote how to setup DRBD and I try to fill this gap now. Also this post will be a new ground for some new ideas and posts related to Active/Passive Clustering with KVM.
DRBD (Distributed Replicated Block Device) is a really cool cluster solution to have radundant data on two or more nodes. Everybody know RAID, DRBD is like RAID 1 over network.
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