Dubbed Sidewinder, Rocks Cluster 6.2 is now based on the CentOS 6.6 operating system, and it includes all the upstream package updates as on May 10, 2015. It is available for download as an installable-only ISO image that runs only on 64-bit capable computers. According to the release notes, Rocks Cluster 6.2 (Sidewinder) updates support for the ZFS filesystem (version 0.6.4.1 is now included), Condor has been updated to version 8.2.8 and it is now the default HTCondor roll, and it’s now possible to reconfigure your cluster’s FQDN (Fully Qualified Domain Name).