Tag Archive: Linux

Jun 01 2013

WordPress Under Attack

If you run a wordpress blog, you really should  be aware that there is a global attack on wordpress blogs going on. It’s coming from a bot net and is an attempt to find blogs that have their admin account enabled with easy to guess passwords. I noticed the attack a couple of months ago …

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Jul 06 2011

Xen, LVM, and Grub

I ran into an interesting problem with my new server the other day. Due to a hardware problem with an external USB hard drive, I had to reboot the XEN host. I had to do the reboot remotely … so I couldn’t intervene if something went wrong.  Yes, you guessed it, something did go wrong. …

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Apr 09 2011

CentOS Upgrade

Well, I’m pretty pleased with CentOS so far. I just completed a minor version upgrade (5.5 to 5.6) via yum and it went very smoothly.  This involved 3 virtual guest and one host (the guests run inside the host). I had one small glitch with the RPM database on middle-earth.  Some dependencies were screwed up, …

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Mar 03 2011

Virtualization Advice

I need some virtualization advice. I’m currently running this blog, among others, on XEN 3.1.2 based virtualization on CentOS 5.5. At the present time, I have three physical machines running … rivendell, gondor, and middle-earth. Middle-earth”is the XEN host. Rivendell and gondor are stand alone servers running Fedodra 10. Currently gondor is primarily a web …

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Jan 07 2011

Virtualization

One of the goals I have for the new system is to replace the two existing servers. My current plan is to do this via virtualization. There are a number of virtualization options available … each with advantages & disadvantages. The virtualization products I’m currently consider are: VirtualBox VMWare vSphere VMWare Server XEN

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Dec 26 2009

'Tis The Season to Upgrade! (or not)

Yes, it’s that time of year again … UPGRADE TIME! With the release of Fedora 12 a few months ago, I’m taking the holiday break from work to get my servers up to a more current version of Linux. The fact that Fedora 10, the version of Linux I am currently running, is no longer …

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Apr 05 2009

Upgrades Complete – I'm Worried

I just completed the 2nd of two upgrades of my Linux systems to Fedora 10. I’m very worried. What’s got me worried?   Both upgrades when relatively smoothly.

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Nov 27 2008

Temporary LIBXML2 solution

Ginny has been bugging me about the problem she’s been having posting to her blog from the iPhone and other third party tools that she uses. The problem has been narrowed down to a bug in LIBXML2 that causes leading angle brackets “<” to be stripped off of posts when processed through the XMLRPC support …

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Jan 01 2008

Another upgrade, another problem

Yep, it happened again … about this time last year I was trying to upgrade my servers to Fedora Core 6 and ran into some problems. Well, I decided it was time to upgrade to Fedora 8 … and, since I have time off, I figured this was a fine time to do it again. …

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Dec 15 2007

SpamAssassin problem on Fedora 6

Running SpamAssassin after a Fedora Core 6 update results in “Use of uninitialized value in concatenation (.) or string at /usr/lib/perl5/5.8.8/i386-linux-thread-multi/Scalar/Util.pm line 30.” error.

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