The iStats commands allow you to interact with the powerful new (as of v11.0.0) stats interface available within BIG-IP.
- Users can create an arbitrary number of iStats (although there is a practical limit of 5,000-10,000 iStats)
- iStats do not have to be preconfigured or predefined, they can be built on the fly, effectively
- Any consumer of iStats (even iRules) will always get the global view (meaning, not on a per-TMM basis, but rather aggregated over all stat producers)
- iStats can be both read and modified by the control plane, i.e. tmsh