--- title: "NasVolumeInstanceRatingList" slug: "common-vapidatatype-nasvolumeinstanceratinglist" updated: 2026-09-17T09:25:06Z published: 2026-09-17T09:25:06Z canonical: "api.ncloud-docs.com/common-vapidatatype-nasvolumeinstanceratinglist" --- > ## Documentation Index > Fetch the complete documentation index at: https://api.ncloud-docs.com/llms.txt > Use this file to discover all available pages before exploring further. # NasVolumeInstanceRatingList Available in VPC This is a list of NAS volume instance measurements. ## Syntax The syntax is as follows. ``` private Integer totalRows; private List nasVolumeInstanceRatingList = new ArrayList<>(); ``` ## Field The following describes the fields. | Field | Type | Required | Description | | --- | --- | --- | --- | | `totalRows` | Integer | Required | Total number of retrieved lists - For paging processing requests, the total number | | `nasVolumeInstanceRatingList` | List<[NasVolumeInstanceRating](/docs/en/common-vapidatatype-nasvolumeinstancerating)> | Required | List data type |