usable capacity | SNIA | Experts on Data

Skip to main content

SNIA Developer Conference September 15-17, 2025 | Santa Clara, CA

Register for SDC 2025 Login

Main navigation

About

Mission and Vision

FAQ

History of SNIA

Organization

Board of Directors

Technical Council

SNIA Staff

Volunteer Recognition

Hall of Fame

SNIA Member Recognition Program

SNIA Alliance Program

CXL™ Consortium

DMTF

Fibre Channel Industry Association (FCIA)

DMTF / NVMe Alliance

NVM Express

OpenFabrics Alliance

SODA Foundation

SNIA International

SNIA India

SNIA Japan

Corporate Information

IP Policy

Copyright Information

Procurement Policy Statement

SNIA-Observed Holidays

Contact Us

Data Focus Areas

Technical Work

Overview

Technical Specifications

Open for Public Review

Standards and Software

Cloud Data Management Interface (CDMI™)

SNIA Emerald™ Power Efficiency Measurement Specification

I/O Traces,Tools & Analysis Repository

Real World Storage Workload (RWSW)

Smart Data Accelerator Interface (SDXI) Specification

Solid State Storage (SSS) Performance Test Specification (PTS)

Swordfish Scalable Storage Management API Specification

TLS Specification for Storage Systems

XAM Software Development Kit (XAM SDK)

Completed Standards

Common RAID Disk Data Format (DDF)

IP-Based Drive Management Specification

iSCSI Management API (IMA)

Linear Tape File System (LTFS) Format Specification

Multipath Management API (MMA)

NVM Programming Model

Self-contained Information Retention Format (SIRF) Specification

Storage Management Initiative Specification (SMI-S)

eXtensible Access Method (XAM)

NDMP V4

Technical White papers

Connect with SNIA TC

SNIA Open Source Liaison

SNIA Contributor Agreement for Non-Members

Submit Feedback

Resources

Educational Library

Videos

Podcasts

Blogs

SNIA Dictionary

What Is…?

Geek Out on Storage

Membership

2024 SNIA Member Recognition Honorees

Membership Benefits

Join SNIA

Member Directory

Groups

Overview

Cloud Storage Technologies

Cloud Data Management Interface (CDMI)

Knowledge Center

Compute, Memory, and Storage

Knowledge Center

Compute, Memory, and Storage Initiative Committees and SIGs

Computational Storage

Computational Storage Use Cases

Computational Storage Technical Work Group

Persistent Memory

Persistent Memory Programming Workshop & Hackathon Program

Persistent Memory Special Interest Group

Smart Data Accelerator Interface Technical Work

Persistent Memory Special Interest Group

Solid State Storage

Solid State Drive Special Interest Group (SSD SIG)

Endurance of NVMe, SAS, and SATA SSDs

SSD Form Factors

NVMe SSD Classification

Total Cost of Ownership (TCO) Model for Storage

Media Sanitization

Real World Workloads

Reference Real World Workloads

Reference Test Platform

Solid State Storage Technical Work Group

SNIA SSS Performance Test Specification (PTS) Testing Service

Understanding SSD Performance Project

Data Protection & Privacy

Data, Storage & Networking

Knowledge Center

DNA Data Storage

STA: SCSI Trade Association

SFF

SFF IP Disclosures

SFF Specifications

Storage Management

Swordfish

Swordfish CTP Results

Innovation Labs

SNIA Swordfish Plugfest September 2025

Events

Overview

Webinars

SDC US

SNIA Preview

Newsroom

Overview

Newsletters

SNIA Matters Archive

Press Center

SNIA Logos

Clip Art Library

usable capacity

Synonym for formatted capacity.

Context Categories:

Storage System

Back to Dictionary

SNIA

SNIA: Experts on Data

SNIA develops and promotes architectures, standards, and education through vendor-neutral collaboration of experts on data technologies that lead the industry worldwide. Become a member today!

Discover SNIA

Discover SNIA

About

Technical Work

Education

Data Focus Areas

Groups

News & Events

Resources

Membership

Snia Blogs

SNIA Blog

SNIA: Experts on Data Blog

SNIA Socials

Site Map Contact Us Privacy Policy Chat provider: LiveChat

Copyright © 2024 SNIA