To see this in your devices:
Select device → Right click → Appearance → Label → Insert what you need from the following examples:
Cisco ASA 5510 - Performance
Cisco CPU Load
CPU Load 5sec /1min/ 5min: [oid("1.3.6.1.4.1.9.9.109.1.1.1.1.3.1")] / [oid("1.3.6.1.4.1.9.9.109.1.1.1.1.4.1")] / [oid("1.3.6.1.4.1.9.9.109.1.1.1.1.5.1")]
Memory Free/Used: [round((oid("1.3.6.1.4.1.9.9.48.1.1.1.6.1")/1024)/1024)]MB / [round((oid("1.3.6.1.4.1.9.9.48.1.1.1.5.1")/1024)/1024)]MB
Total Connections: [oid("1.3.6.1.4.1.9.9.147.1.2.2.2.1.5.40.6")]
Windows Performance and Services Status : CPU, Mem, Virt Mem, HDD | Up, Down
Windows Disk Space: Free/Total
Windows Performance and Services Status
[Device.Name] | [device_performance()]Up - [Device.ServicesUp] | Down - [Device.ServicesDown]
Windows Disk Space
Disk Space: C:\=[round(((((oid("1.3.6.1.2.1.25.2.3.1.5.1")-oid("1.3.6.1.2.1.25.2.3.1.6.1"))*oid("1.3.6.1.2.1.25.2.3.1.4.1"))/1024)/1024)/1024)]/[round(((oid("1.3.6.1.2.1.25.2.3.1.5.1")*oid("1.3.6.1.2.1.25.2.3.1.4.1")/1024)/1024)/1024)] GB D:\=[round(((((oid("1.3.6.1.2.1.25.2.3.1.5.3")-oid("1.3.6.1.2.1.25.2.3.1.6.3"))*oid("1.3.6.1.2.1.25.2.3.1.4.3"))/1024)/1024)/1024)]/[round(((oid("1.3.6.1.2.1.25.2.3.1.5.3")*oid("1.3.6.1.2.1.25.2.3.1.4.3")/1024)/1024)/1024)] GB