HP StorageWorks Secure Path V3.0C for Linux and Linux Workgroup Edition Installation and Reference Guide (AA-RU7VD-TE, February 2004)

Managing Secure Path
77Secure Path v3.0C for Linux and Linux Workgroup Edition Installation and Reference Guide
Setting storage system parameters
The Secure Path v3.0C driver has options you can enable or disable on a storage
system or global basis. These options may be turned off and on dynamically.
These changes occur within 45 seconds.
■ The spmgr set command lets you enable storage system specific settings
for the Secure Path driver.
— Load Balancing
− v3.0C of Secure Path implements a round-robin usage
of all available paths to a unit for its I/O. The default for Load Balancing
is disabled.
— Path Verification
−The driver checks the state of all possible paths to all
units at a settable period or frequency. The default for Path Verification is
enabled with a period of 30 seconds.
— Auto-Restore
−The Auto-Restore command enables the driver to
automatically restore paths to their preferred path after a failure and
subsequent reinstatement of that path. The default for Auto-Restore
is disabled.
■ The spmgr log command lets you enable logging from the Secure Path
driver to the syslog, console, and e-mail notification.
■ The spmgr notify command lets you manage the distribution of the three
classes of event reports (critical, warning, and informational) via an e-mail
address list.