SuperMicro Server + CentOS 6.6 Kernel / PCIe Power

I recently had a bare metal SuperMicro server which was running an installation of CentOS 6.6. There was an issue with it where the NIC would randomly stop working. There seems to be an issue with PCIe Active State Power Management in some Linux Kernels (see¬† as example). The workaround for this is pretty easy.. […]