---
name: "nvme_ana_group_desc-libnvme3"
section: "2"
platform: "linux"
package: "nvme-cli"
version: "3.2-1"
release: "Arch Linux 2026-11-01"
platforms: ["linux"]
url: "https://new.carta.tech/nvme_ana_group_desc-libnvme3"
---

# nvme\_ana\_group\_desc-libnvme3(2)

ANA Group Descriptor

## NAME

struct nvme\_ana\_group\_desc - ANA Group Descriptor

## SYNOPSIS

struct nvme\_ana\_group\_desc {\
     **\_\_le32 grpid;**\
     **\_\_le32 nnsids;**\
     **\_\_le64 chgcnt;**\
     **\_\_u8 state;**\
     **\_\_u8 rsvd17\[15\];**\
     **\_\_le32 nsids\[\];**\
 };\

## Members

- grpid

  ANA group id

- nnsids

  Number of namespaces in *nsids*

- chgcnt

  Change counter

- state

  ANA state

- rsvd17

  Reserved

- nsids

  List of namespaces