CloudFlare 2
I went to update the mod_cloudflare package on a CentOS / RHEL box this morning, and ran unto the following problem: % sudo yum update -y mod_cloudflare Resolving Dependencies --> Running transaction check ---> Package mod_cloudflare.x86_64 0:1.2.0-1360806316.el6 will be updated ---> Package mod_cloudflare.x86_64 0:1.3.1-1.el6 will be an update --> Finished Dependency […]

Fixing “Public key for mod_cloudflare-*.rpm is not installed” Error

Linux Uptime 6
CentOS 7 was released recently, and so I fired up my build VM so I could attempt to build the OpenDKIM package for submission to EPEL. But the compile barfs on strlcat/strlcopy, because RHEL/CentOS doesn’t have libbsd available (yet?). The libbsd package was a requirement for the package to work […]

Rant: Why is there no libbsd for CentOS 7?

DKIM Test Message 143
For those who want or need to compile and install OpenDKIM from the source code, you can follow the instructions I wrote in this article. If you’re looking for the fastest and easiest way to get OpenDKIM running on a RedHat or CentOS system, I currently maintain the OpenDKIM package in […]

Installing OpenDKIM RPM via Yum with Postfix or Sendmail (for ...

This blog post builds on the same workaround explained in my older post about how to install the 32-bit version of Dell OMSA 6.3 on a 64-bit version of RHEL / CentOS 5.5 on a PowerEdge server so you can manage a PERC 4 RAID adapter. Dell’s newer OMSA 6.4 […]

“No controllers found” fix: set up Dell OMSA 6.4 32-bit ...

UPDATE: If you’d like to run the newer OMSA 6.4, please read this updated blog post. If you’d rather install OMSA 6.3, then please continue! If you’re running a 64bit version of RHEL 5.5 or CentOS 5.5 on a slightly older Dell PowerEdge server with a PERC 4 or earlier […]

“No controllers found” fix: set up Dell OMSA 6.3 32-bit ...

Linux 4
I recently noticed that my /boot partition was at 95% full, so I investigated to see what was causing it. Apparently, it was filling up with older versions of the linux kernel as a result of upgrades. Because my system has been very stable, I decided to keep only the […]

Removing Old Kernels on Fedora, RHEL, or CentOS with Yum