With IPHost Network Monitor you can run simple snmp requests against a HP device in your network.
numberOfSpans
number Of Spans
1.3.6.1.4.1.16.1.1.2.1.11
Number of Arrays across which this Logical Drive is Spanning.
Back to HPNR MIB page.
IPHost Network monitor allows you to monitor numberOfSpans on Hewlett Packard device via the SNMP protocol. Download IPHost Network Monitor (500 monitors for 30 days, 50 monitors free forever) to start monitoring Cisco optical switches right now.