SAS multipathing is supported with the Solaris Express Developer Edition OS release when using the bundled mpt(7d) driver.
SAS expanders are not supported with the Solaris Express Developer Edition OS release.
LUN masking is not supported with SAS-attached devices in the Solaris Express Developer Edition OS release.
Turn off power management on hosts connected to the SAS Domain in order to prevent unexpected results as one server attempts to power down a device while another attempts to gain access. See pmconfig(1m) and power.conf(4) for details about power management.