> (...) The xfs kernel module offered by CentOS > became kABI-compatible sometime ago -- meaning it survives kernel > updates. That is a clear improvement over the previous situation. I did suspect it but was not sure about it. Thank you for the information. I will do some tests with xfs, then. > And, as of CentOS 5.4, xfs is now enabled in the kernel, so > no need for any external kernel module. But yes, this is available for > x86_64 only ... a decision that many people have trouble at understanding!