With IPHost Network Monitor you can run simple snmp requests against a Cisco device in your network.
cempMemPoolShared
Cisco Enhanced Memory Pool Shared
1.3.6.1.4.1.9.9.221.1.1.1.1.16
Indicates the number of bytes from the memory pool that are currently shared on the physical entity.
Back to CISCO-ENHANCED-MEMPOOL-MIB MIB page.
IPHost Network monitor allows you to monitor cempMemPoolShared on Cisco device via the SNMP protocol. Download IPHost Network Monitor (500 monitors for 30 days, 50 monitors free forever) to start monitoring Cisco switches right now.