In modern military operations, information has become as vital as ammunition. From high-definition surveillance feeds and drone telemetry to complex intelligence signals, the sheer volume of data generated at the tactical edge is staggering. However, data only has value if it can be captured, stored, and accessed in real time. If a storage system lags or fails, critical intelligence can be lost, potentially compromising the mission.
The challenge has always been one of physics: how do you pack massive storage capacity and lightning-fast processing into a device small enough to fit in a backpack and rugged enough to survive a desert combat zone? Curtiss-Wright has answered that question with PacStar 455 – a seven-pound module with 480 TB of storage.
The Evolution of Tactical Storage
The new PacStar 455 tactical data storage server isn't just a minor update; it is a total overhaul of what a tactical network-attached storage (NAS) platform can be. When compared to its predecessors, the performance jump is significant. It can now read and write data up to five times faster and hold four times as much data as before, all within the same compact, rugged footprint.
This shift is driven by the adoption of Non-Volatile Memory Express (NVMe®) technology. While legacy systems relied on SATA drives, PacStar 455 supports up to eight high-capacity, enterprise-class NVMe E3.S solid-state disks. This transition eliminates any data bottleneck, ensuring that high-bandwidth sensors can stream information directly to storage without dropping a single frame or packet.
Speed as a Tactical Advantage
In a combat scenario, every second counts. If a data manager is trying to process a threat’s location from a video feed, a delay in data retrieval isn't just an IT inconvenience; it’s a significant safety risk.
By increasing read/write speeds fivefold, PacStar 455 ensures that intelligence isn't sitting in a queue. It allows for:
- Instant Analysis: Data is captured and made available for mission applications immediately.
- High-Bandwidth Support: It keeps pace with the newest sensors that generate massive data loads.
- Timely Decision-Making: Operators get the information they need while it is still relevant, not minutes after the window of opportunity has closed.
Bypassing Traditional RAID Bottlenecks
In the field, hardware takes a beating. Vibrations, extreme temperatures, and physical impacts are constant threats. Traditionally, a single drive failure could mean the permanent loss of mission-critical maps or intelligence files.
Historically, this problem has been solved through RAID (Redundant Array of Independent Disks) software or a hardware-based controller; in fact, the previous SATA-based PacStar 455 integrated a traditional RAID card. This approach traces its roots back to the 1980s, however, and can add cost and hardware lifecycle dependencies. With the migration to NVMe high-speed storage and the obsolescence of some RAID card solutions, modern storage systems are leaning into other approaches to avoid data bottlenecks. For some, this means bypassing the hardware controller, giving the CPU direct access to the disks. For others, this means clever file system management, now achievable through software RAID. Worthy of its own blog post, these modern copy-on-write (COW) file systems like ZFS, Storage Spaces, VSAN, or FAS change the game in data management.
For those interested in pursuing the best of both hardware and software RAID approaches, PacStar 455 can support a hybrid RAID architecture, leveraging Graid Technology VROC (Virtual RAID on CPU) plus an integrated PCIe® packet processor for OS and file-system-independent RAID, addressing traditional performance bottlenecks. By utilizing dedicated instructions built into the CPU, this modern strategy keeps the system fast while protecting your data.
Engineering Innovation Under the Hood
Beyond just storage capacity, three key technical innovations set PacStar 455 apart from anything else in the market:
- Toolless Removable Disks: In the field, you don't always have a specialized toolkit. The new version fully supports toolless removable disks, enabling rapid drive swaps in seconds.
- Intel® Xeon D-1700 “Ice Lake” Processor: This powerful processor delivers faster general-purpose processing performance. This makes PacStar 455 more than just a storage box; it is a high-performance virtualization platform capable of running compute-intensive mission applications.
- Scalable NVMe Storage: Today, the system can store hundreds of terabytes. However, it is designed for petabyte scale as drive density technology continues to evolve, future-proofing the investment for years to come.
- IPMI for remote management: Gone are the days of hauling out a monitor and keyboard or a crash cart adapter for troubleshooting or deployment. PacStar 455 can be managed over the network through common IPMI tools or programmatically via the Redfish API.
Part of a Trusted Ecosystem
PacStar 455 does not operate in a vacuum. It is a core member of the PacStar 400-Series ecosystem. This means it integrates seamlessly with Curtiss-Wright’s other PacStar networking and communications modules using a patented interconnect system.
The flexibility of the PacStar 400-Series is well-established. Depending on the mission requirements, PacStar 455 can be deployed in a variety of packages:
- Backpack transport for dismounted infantry
- Vehicle mounts for mobile command centers
- Transit cases for rapid response teams
- Rack mounts for more permanent installations
Applications: Where Data Meets the Mission
While designed with the warfighter in mind, PacStar 455 is an ideal solution for any environment where high-capacity storage must withstand extreme durability. This includes:
- Video Surveillance: Storing weeks of high-resolution footage in remote areas.
- Military Strategic Planning: Keeping massive map sets and intelligence databases local to the user.
- Government Agencies: Providing secure, ruggedized NAS for disaster relief or border security.
- Cybersecurity: Keeping massive amounts of logs for continuous monitoring of network operations and security, or as part of a portable and agile cyber response kit for post-incident analysis.
Data Loss is a Thing of the Past
The single most important takeaway for the modern operator is this: You can now store far more data in the same small, rugged footprint while accessing it fast enough to keep up with the world’s most advanced sensors. PacStar 455 ensures that data loss is a thing of the past and that the edge is no longer a place where technology must be compromised. It provides the speed, capacity, and reliability needed to turn raw data into a decisive tactical advantage.
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Jared Holcombe
Principal Systems Engineer
Jared Holcombe is a Principal Systems Engineer at Curtiss-Wright Defense Solutions, bringing a proven track record of technical problem-solving and systems integration into complex engineering challenges. He joined PacStar in 2018 and developed his engineering foundation supporting the PacStar 400-Series ecosystem of modular, deployable networking and communications hardware. In 2020, when PacStar became a part of Curtiss-Wright, Jared continued to be an integral part of the engineering team.
He is a dedicated and self-driven learner, having earned an associate’s degree at Linn-Benton Community College before continuing to his bachelor’s at Western Governors University where he focused on Cybersecurity and Information Assurance. His ability to quickly absorb new technologies and apply them to real-world problems has been a consistent thread throughout his career. He approaches every challenge with a strong curiosity and rigor, making him a reliable resource when the problem is novel, and the stakes are high.
