libnvme(9) API Manual libnvme(9)

# [NAME](#NAME)

struct nvme\_media\_unit\_stat\_desc - Media Unit Status Descriptor

# [SYNOPSIS](#SYNOPSIS)

struct nvme\_media\_unit\_stat\_desc {  
**\_\_le16 muid;**  
**\_\_le16 domainid;**  
**\_\_le16 endgid;**  
**\_\_le16 nvmsetid;**  
**\_\_le16 cap\_adj\_fctr;**  
**\_\_u8 avl\_spare;**  
**\_\_u8 percent\_used;**  
**\_\_u8 mucs;**  
**\_\_u8 cio;**  
};

# [Members](#Members)

[muid](#muid)

Media Unit Identifier

[domainid](#domainid)

Domain Identifier

[endgid](#endgid)

Endurance Group Identifier

[nvmsetid](#nvmsetid)

NVM Set Identifier

[cap\_adj\_fctr](#cap_adj_fctr)

Capacity Adjustment Factor

[avl\_spare](#avl_spare)

Available Spare

[percent\_used](#percent_used)

Percentage Used

[mucs](#mucs)

Number of Channels attached to media units

[cio](#cio)

Channel Identifiers Offset

struct nvme\_media\_unit\_stat\_desc October 2026

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Document: nvme_media_unit_stat_desc-libnvme3(2) from nvme-cli 3.2-r0 (Chainguard OS)
Source: https://github.com/linux-nvme/nvme-cli