21520 30th Drive SE, Suite 110 Bothell, Washington 98021 for Risk-free Mobile Data +1.425 . 951 . 8086 sales@.com Reliance Nitro 2.5 High-Integrity Transactional

TM • Dynamic Transaction Point Architected for Reliability. Optimized for Performance. technology provides control of performance Datalight Reliance NitroTM is a transactional file system created specifically for embedded -de

• Extent-based file system vices where power loss may occur, protecting critical system and user data from corruption. It ensures rock-solid data reliability while providing the performance needed to create an op- • Atomic transaction model timal user experience. Reliance Nitro works with a broad array of storage media – including protects user data and meta flash memory, RAM, hard disk, USB mass storage, SD/MMC, and e•MMC – and virtually any data from corruption 32-bit . • Boots more quickly and consistently than FAT or journaling file systems Feature Reliance TexFAT HRFS ext4 Nitro • Replaces or coexists with other file systems Preserves file system structure ü ü ü ü

1 1 • Performance enhancing Preserves file data ü optional ü optional discard interface for NAND Simultaneous read and write threads ü and NOR; Also supports 2 HDD, RAM, Disk-on-chip, USB File level secure delete ü Mass Storage, SD/MMC, and Guaranteed support response time ü ü ü e•MMC Operating system support Any Windows VxWorks Linux • Works with virtually any Tree-based for fast file access ü 32-bit operating system; Pre- Never overwrites live data ü ü ported versions available for: Transaction controls available at run-time ü ü -- Linux Common data format across multiple OS ü -- Windows CE 1 -- Microsoft Windows Mobile Significantly degrades performance 2Driver dependent -- Wind River VxWorks

Blazing Fast Mount Speeds Embedded Application As this chart demonstrates, Reliance Nitro enables an “instant-on” user experience, while Real-time Operating System journaling file systems such as ext3 and ext4 worsen the random I/O penalty at mount time

File System Interface OS Services because they must perform random reads to Reliance Core build the journal. Since Reliance Nitro always Block Device Buffer Interface Manager Datalight RelianceTM keeps the disk in a known good state there

Real-time is no need to run integrity checks during file Disk Cache (optional) Operating System Partition Manager (optional) system booting. This mount time advantage Block Device Driver is magnified in situations where there is ran- OEM Hardware Platform dom I/O penalty such as in Hard Disk Drives and e•MMC.

www.datalight.com Target Configuration 32-bit OS, any CPU, virtually any storage media, 70 KB RAM (typical) Development System Linux or Windows 32 host; 4 MB of disk space for Reliance Nitro; sufficient RAM for dev tools

Supported Media Flash memory, RAM, HDD, Disk-On-Chip, USB Mass Storage, SD/MMC, and eMMC RAM Memory Required 100 KB to 150 KB (nominal) Media Volume Size Each partition (or disk) can be scaled from 100 KB to 32 TB (terabytes) Max File Size/Name Length Available free space/1,024 UTF-8 bytes (or OS imposed limits)

Datalight Reliance NitroTM Architecture Dynamic Transaction PointTM Supported Master Metaroot In addition to APIs common to block most file systems, Reliance sup- ports these Dynamic Transaction Point APIs:

Transact Now Get & Set Transaction Mode Get & Set Transaction Mask Get & Set Advanced Attribute Delta-Block Intermediate Intermediate Node Node Get & Set OEM Attribute Mount & Dismount Volume Format Volume Check Volume Info

Leaf Node Leaf Node Leaf Node Leaf Node Supports All POSIX APIs

*Operating system specific imple- Directory Tree Allocation Tree mentations for these APIs vary. Please refer to Developer’s Guides and API References included with the SDK for the applicable operating system port or visit our Software Development Kit website. ANSI C source, Developer’s Guide, API reference, and validation utilities. Licensing and Support Flexible runtime license structure. Royalty-free options are available. Data Exchangeability Annual support subscriptions, with two service level options, give you e-mail Courtesy of RNWDTM

and phone access to Datalight file system experts. RNWD is an installable driver that makes data from devices using Reliance Nitro Free 30 Day Evaluation exchangeable with computers running Source code evaluation includes access to Datalight customer support for Windows Vista, Windows XP and now 32- performance optimization and testing guidance. bit Windows 7 desktop operating systems. About Datalight Datalight is the software expert for reliable data storage on devices. For over 25 years, Datalight has provided trusted solutions that have been de- ployed across all segments of the embedded industry—from cellphones to satellites to submarines. Our patented products have been proven to speed time to market for development platform and device manufacturers.

Copyright © 2011 Datalight, Inc. All rights reserved. Printed in USA. DATALIGHT, Datalight, the Datalight Logo, FlashFX, FlashFX Pro, FlashFX Tera, Reliance, Reliance Nitro, ROM-DOS, 4GR, One-Boot, One-Boot+File, and Sockets are trademarks or registered trademarks of Datalight, Inc. All other product names are trademarks of their respective holders. Specification and price change privileges reserved.