Install statically linked sash shell to easy recovery from dynamic linking problems.
Monitor iSCSI target daemons more tightly and recover automatically from crashes (#10933).
Fix bug in resolver config which leads to nameserver lookup timeouts when the primary nameserver is not responding (#10949).
Fix resource sizing bug in PostgreSQL configuration which caused PostgreSQL to allocate more shared memory than totally available on some machines (#10951). PostgreSQL restart is necessary in most cases.
Improve network routing for monitoring server to avoid false alerts due to connectivity problems.
Publish documentation updates also via Twitter.