# getOLAPCacheEngineSize {#getolapcacheenginesize}

**Parent topic:**[Functions](../../Functions/category.md)

## Syntax {#syntax}

`getOLAPCacheEngineSize()`

Alias: getCacheEngineMemSize

## Arguments {#arguments}

None

## Details {#details}

Obtain the memory status \(in Byte\) of the OLAP cache engine on the current node.

It returns a tuple:

The 1st element indicates the memory occupied by the cache engine;

The 2nd element indicates the memory occupied by the column files stored in the cache engine;

The 3rd element indicates the memory occupied by the column file pointers;

The 4th element indicates the maximum memory allocated to the cache engine.

## Examples {#examples}

```
setOLAPCacheEngineSize(0.4)
getOLAPCacheEngineSize()
// output: (0,0,0,429496729)
```

Related Function: [setOLAPCacheEngineSize](../s/setOLAPCacheEngineSize.md)

