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Lightbits Labs

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Lightbits Labs
Private
ISIN🆔
IndustryData Center Technology
Founded 📆2016; 8 years ago (2016)
Founders 👔
  • Avigdor Willenz[1]
  • Sagi Grimberg[2]
Headquarters 🏙️, ,
United States
Area served 🗺️
Key people
  • Avigdor Willenz (Chairman)
  • Eran Kirzner (CEO)
  • Sagi Grimberg (CTO)
  • Kam Eshghi (CSO)
  • Muli Ben-Yehuda (Chief Scientist)
  • Abel Gordon (Chief Architect)
  • Ofir Efrati (Distinguished Architect
Members
Number of employees
100[3]
🌐 Websitewww.lightbitslabs.com
📇 Address
📞 telephone

Lightbits Labs (Lightbits) is a software company headquartered in San Jose, California. The company develops a software-defined, disaggregated, NVM Express (NVMe) over TCP-based cloud data platform to deliver efficiency, agility, and flexibility in data centers.[4]

History[edit]

The company was founded in 2016 by Avigdor Willenz, co-founder of Galileo Technologies, Annapurna Labs, and currently the co-founder and chairman of Habana Labs, Eran Kirzner, former VP of Software at PMC-Sierra, Sagi Grimberg, former software engineering lead at Mellanox Technologies, Muli Ben-Yehuda, former chief scientist at Stratoscale, George Agasandian, former NVM software and solutions director at Microsemi Corporation, and Ofir Efrati, former chief technology officer at Elspec Ltd.[5]

In March 2019, the company raised $50 million in a Venture Round, led by Dell EMC, Cisco, Micron Technology, Square Peg Capital, and Walden International.[6]

In September 2020, the company closed an undisclosed Funding Round, led by Intel Corporation.[7]

In June 2022, the company closed $42 million in a Growth Round, led by Atreides Management, J.P. Morgan, and Valor Equity Partners.[8]

Products[edit]

From the inventors of the NVMe/TCP storage networking standard, Lightbits develops a category of software-defined, disaggregated clustered block storage that combines a Global Flash Translation Layer (GFTL) with the NVMe over TCP (NVMe/TCP) networking protocol and enterprise data services to accelerate high-performance databases and analytics workloads within data centers.[9]

Lightbits is interoperable with any operating system, networking, and hardware. The software is consumed over TCP/IP networks using standard protocols and drivers, resulting in simplified bare metal, VMware[10],Kubernetes[11], or OpenStack[12] implementations.

NVMe over TCP (NVMe/TCP) Storage Network[edit]

Topology diagram of NVMe storage networking fabrics

NVMe storage is a transport and storage access protocol developed for solid-state drives SSD. NVMe leverages multicore CPUs and can manipulate and parse data via streamlined command sets for high performance and high throughput. It can have up to 65K I/O queues, each with 65K entries [13]. NVMe has the capability to create queues according to the expected workload and system configuration.[14] The maximum number of queues it can support depends upon the NVMe controller.

NVMe over Fabrics NVMe-oF is an end-to-end standard that facilitates data transport between servers and storage systems. NVMe-oF extends NVMe performance across storage networking fabrics:

NVMe/TCP was ratified by the NVM Express consortium in 2018.[15] NVMe/TCP extends NVMe across the data center using TCP/IP fabric. It is a transport protocol that defines how to interact with an NVMe device over a TCP/IP network and it defines the queuing model, the wire-format, error handling and features related to security and data integrity. Built on top of the TCP/IP software stack, NVMe/TCP inherits the parallelism from NVMe and produces a parallel architecture for block storage and multi-core application servers.

Topology diagram of NVMe parallel architecture

GFTL[edit]

The life expectancy of an SSD depends on its endurance. Endurance refers to the number of program/erase (P/E) cycles a flash cell can undergo before the storage media wears out and becomes unreliable. Each P/E cycle slightly degrades the oxide layer in the cell, causing leakage, and reducing the ability of the cell to accurately retain data. The way data is written to SSDs – sequentially or randomly, in large or small block sizes – will impact the endurance of a flash device.

GFTL acts as a read/write buffer and improves the endurance of QLC flash While also improving its utility.

Use Cases[edit]

Application Workloads[edit]

  • High Performance Databases: SQL, NoSQL, NewSQL, in-memory[16]
  • Traditional Databases: Oracle, IBM DB2
  • Big Data Analytics Application Targets: geospatial, financial, log processing, fraud analytics, real-time analytics

References[edit]

  1. Wong, Wylie (2021-01-04). "NVMe-over-TCP Pioneer Lightbits Supercharges Data Center SSD Storage". DataCenter Knowledge. Retrieved 2021-01-04.
  2. .org, SNIA (2020-09-23). "Improving NVMe/TCP Performance by Enhancing Software and Hardware". SNIA.
  3. Wiggers, Kyle (2022-06-28). "Lightbits Labs lands $42M to speed up server data transfers". techcrunch.com. Retrieved 2022-06-28.
  4. Kranz, Garry (2019-03-12). "Lightbits Labs launches TCP-based NVMe-over-fabrics storage". TechTarget SearchStorage. Retrieved 2022-03-10.
  5. "Lightbits Labs and its quest to run NVMe over cheaper networks". www.theregister.com/. 2018-11-26. Retrieved 2022-07-15.
  6. "Lightbits Labs raises $50 million for software-defined 'disaggregated' server technology". VentureBeat. 2019-03-19. Retrieved 2022-07-15.
  7. Mellor, Chris (2020-09-30). "Intel tech and Lightbits Labs make NVMe/TCP faster". Retrieved 2022-07-01.
  8. Wiggers, Kyle (2022-06-28). "Lightbits Labs lands $42M to speed up server data transfers". DXT. Retrieved 2022-06-28.
  9. Edwards, John (2021-03-15). "NVMe over TCP: How it supercharges SSD storage over IP networks".
  10. Mellor, Chris (2021-09-29). "Lightbits gets NVMe/TCP certification, enters enterprise software-defined storage ring". Retrieved 2021-09-29.
  11. "Kubernetes portability with local NVMe performance". TheRegister. Retrieved 2022-07-01.
  12. "OpenStack's 25th Release, Yoga, Harmonizes with Hardware, Cloud-Native Tools; Retires Technical Debt to Promote Well-Being of Stable, Reliable Core". openstack.org. Retrieved 2022-04-02.
  13. Mulford, Juan (2020-07-27). "What is NVMe-oF?". storagereview.com. Retrieved 2022-07-08.
  14. Sheldon, Robert. "queue depth". techtarget.com. Retrieved 2022-07-07.
  15. "NVMe-oF Specification". nvmeexpress.org. Retrieved 2022-07-08.
  16. Karslioglu, Murat (2021-07-01). "Why NVMe Is a Better Choice for Your Data Center". thenewstack.io. Retrieved 2022-07-10.

External links[edit]


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