CentOS community annouced the availability of CentOS-5.4 for i386 and x86_64 Architectures this week. It’s based on the upstream release Redhat Enterprise Linux 5.4.0 and includes packages from all variants including Server and Client.
This is just an announcement email, not the release notes. The Release Notes for CentOS-5.4 can be found on-line at wiki.centos.org.
Since upstream released their 5.4 media, a series of updates have been issued. All these pending updates for CentOS-5.4 will be released over the next 48 to 96 hours to be complete by Monday, 26th Oct 2009.