PoolSubpageMetric (Netty API Reference (4.2.1.Final))

```
public interface PoolSubpageMetric
```
Metrics for a sub-page.

Method Summary

All Methods Instance Methods Abstract Methods
Modifier and Type	Method	Description
`int`	`elementSize()`	Return the size (in bytes) of the elements that will be allocated.
`int`	`maxNumElements()`	Return the number of maximal elements that can be allocated out of the sub-page.
`int`	`numAvailable()`	Return the number of available elements to be allocated.
`int`	`pageSize()`	Return the page size (in bytes) of this page.

- Method Detail
  - maxNumElements
```
int maxNumElements()
```
    Return the number of maximal elements that can be allocated out of the sub-page.
  - numAvailable
```
int numAvailable()
```
    Return the number of available elements to be allocated.
  - elementSize
```
int elementSize()
```
    Return the size (in bytes) of the elements that will be allocated.
  - pageSize
```
int pageSize()
```
    Return the page size (in bytes) of this page.