Tag Archive for 'Debian'

DLNA – miniDLNA on Debian

Published on January 8, 2012 01:33 Tags: , , , , , .

DLNA uses Universal Plug and Play (UPnP) for media management, discovery and control.
I love DLNA and last year I wrote a review post about my Silver Stone DC01, which is used to browse everything from my TV. I will try to set up a little Debian Server with analogical usage to the Silver Stone DC 01. Continue reading ‘DLNA – miniDLNA on Debian’

Mail command

Published on September 15, 2011 13:20 Tags: , , .

My tiny mail-command collection of the very important administrator mail command.
You can test E-Mail-Server create scripts with this useful command or send yourself some notifications.

The simplest one: Continue reading ‘Mail command’

RAID1 replace broken HDD

Published on September 5, 2011 15:58 Tags: , , , , .

If you see something like this on your monitor or in your logs, you should worry about your important data.

And immediately change your HDD!

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ata1.00: exception Emask 0x0 SAct 0x0 SErr 0x0 action 0x6 frozen
ata1.00: failed command: FLUSH CACHE EXT
ata1.00: cmd ea/00:00:00:00:00/00:00:00:00:00/a0 tag 0
res 40/00:0c:b9:68:55/00:00:05:00:00/40 Emask 0x4 (timeout)
ata1.00: status: { DRDY }
ata1: hard resetting link
ata1: link is slow to respond, please be patient (ready=0)
ata1: SATA link up 3.0 Gbps (SStatus 123 SControl 300)
ata1.00: configured for UDMA/133
ata1: EH complete

Continue reading ‘RAID1 replace broken HDD’

DRBD master/slave setup

Published on July 7, 2011 22:13 Tags: , , , , , , , .

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.
Continue reading ‘DRBD master/slave setup’

Postfix home server

Published on June 16, 2011 14:20 Tags: , , , , .

If you have a mail server at home and your Internet service provider (ISP) has no right PTR record for your assigned IP, you will get trouble the most mail servers will reject you.

Some best examples for mail rejection: gmx.de, mail.ru

This problem can be solved Continue reading ‘Postfix home server’