Oracle released Solaris 11.1 from their Oracle OpenWorld conference yesterday in San Francisco.
According to Oracle's press release
there are "over 300 new performance and feature enhancements to the Oracle Solaris 11 product family." Additionally, "Oracle Solaris 11.1 features the newest round of enhancements for the latest database technology, delivering the best performance, availability and I/O throughput of any UNIX platform used to run the Oracle Database."
Oracle also claims, "Oracle Solaris 11 is the first cloud OS that allows customers to build large-scale enterprise-class Infrastructure as a Service (IaaS), Platform as a Service (PaaS) and Software as a Service (SaaS) clouds on a wide range of SPARC and x86 servers and engineered systems."
Oracle Solaris 11
was originally released in November 2011 with this being the first major update to the former Sun Microsystems platform since that point.