# getmemoryinfo

Returns an object containing information about memory usage.

This method will use `10` [Compute Units](/v1/about/billing.md).

***

## **Reference:** [**Here**](https://developer.bitcoin.org/reference/rpc/getmemoryinfo.html)

## **Parameters**

**`mode`** - string, optional, default=”stats”

**determines what kind of information is returned.**

* “stats” returns general statistics about memory usage in the daemon.
* “mallocinfo” returns an XML string describing low-level heap state (only available if compiled with glibc 2.10+).

## Returns (mode "stats")

```json
{                         (json object)
  "locked" : {            (json object) Information about locked memory manager
    "used" : n,           (numeric) Number of bytes used
    "free" : n,           (numeric) Number of bytes available in current arenas
    "total" : n,          (numeric) Total number of bytes managed
    "locked" : n,         (numeric) Amount of bytes that succeeded locking. If this number is smaller than total, locking pages failed at some point and key data could be swapped to disk.
    "chunks_used" : n,    (numeric) Number allocated chunks
    "chunks_free" : n     (numeric) Number unused chunks
  }
}
```

## Returns (mode "mallocinfo")

| Name | Type   | Description               |
| ---- | ------ | ------------------------- |
| str  | string | "`<malloc version=”1”>…"` |

{% tabs %}
{% tab title="mainnet" %}

```bash
curl https://mainnet.bitcoin.validationcloud.io/v1/<YOUR_API_KEY_HERE> \
 -X POST \
 -H "Content-Type: application/json" \
 -d '{
	"jsonrpc": "1.0",
	"id": "curltest",
	"method": "getmemoryinfo",
	"params": []
}'
```

{% endtab %}

{% tab title="testnet" %}

```bash
curl https://testnet.bitcoin.validationcloud.io/v1/<YOUR_API_KEY_HERE> \
 -X POST \
 -H "Content-Type: application/json" \
 -d '{
	"jsonrpc": "1.0",
	"id": "curltest",
	"method": "getmemoryinfo",
	"params": []
}'
```

{% endtab %}
{% endtabs %}


---

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