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Category Archives: UNIX
Amanda: recovering a Mac OS X client
This is the third post about Amanda, an open source backup system for UNIX-based computers. The previous two posts were a general introduction to Amanda inner workings, and instructions for configuring a Mac OS X amanda client. In this post … Continue reading
Posted in Mac OS X, Mac OS X Server, UNIX
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Amanda: installing a Mac OS X client
In my previous article, I presented Amanda, its basic concepts, and how does it compare to Time Machine. Now, I’ll give you an example of how to install and configure a Mac OS X machine to be an Amanda client. … Continue reading
Posted in Mac OS X, Mac OS X Server, UNIX
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Amanda on Mac OS X
Given that Retrospect 8 is essentially a piece of crap, I’ve been searching for an alternative I can use when Time Machine is not an option for backing up Macs. The main two points I’m focused on is reliability and … Continue reading
Posted in Mac OS X, Mac OS X Server, UNIX
4 Comments
Avoid escaping URLs in Apache rewrite rules
Today we started hacking some Apache rewrite rules to make some URLs a little more friendly. All of the URLs we are rewriting are entry points for our application, which in the WO world means direct actions. All of them … Continue reading
Posted in UNIX, WebObjects
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Testing memory
I wrote some days ago about badblocks for testing a hard drive surface. Now, the same for memory. As I said, I bought a second-hand PowerMac G5 to replace my old G4. When I got the new machine, I run … Continue reading
Posted in Mac OS X, Mac OS X Server, UNIX
6 Comments
Bad blocks? badblocks!
There are not many things I miss from Mac OS 9. But there’s one that was really useful: the ability to test a hard drive surface. OS 9 disk formatter (I don’t even recall it’s name) had a “Test Disk” … Continue reading
Posted in Mac OS X, UNIX
23 Comments
Emulating a slow internet link for http
When developing a Web Application, many times you need to test how will it react then operating over a slow internet connection, like 56k modem, GPRS or any other situation where the bandwidth is tight. This is important not only … Continue reading
Posted in UNIX, WebObjects
6 Comments
Backups, rsync, and –link-dest not working
I use Retrospect to backup most of the machines at GAEL. You may wonder why do I use a commercial tool that still shows it’s OS 9 roots, instead of open source alternatives. Well, Retrospect has some cool advantages (namely … Continue reading
Posted in Mac OS X, Mac OS X Server, UNIX
12 Comments