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
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