show routing heap summary

This command displays a summary of the memory allocation from the routing heap. The routing heap is a chunk of memory set aside when the system boots for use by the routing applications.

Format show routing heap summary
Mode Privileged EXEC
Parameter Description
Heap Size The amount of memory, in bytes, allocated at startup for the routing heap.
Memory In Use The number of bytes currently allocated.
Memory on Free List The number of bytes currently on the free list. When a chunk of memory from the routing heap is freed, it is placed on a free list for future reuse.
Memory Available in Heap The number of bytes in the original heap that have never been allocated.
In Use High Water Mark The maximum memory in use since the system last rebooted.

The following example shows CLI display output for the command.

(Router) #show routing heap summary
Heap Size....................... 95053184
Memory In Use................... 56998
Memory on Free List............. 47
Memory Available in Heap........ 94996170
In Use High Water Mark.......... 57045