remote direct memory access

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Performance of HPC Middleware Over InfiniBand WAN

High performance interconnects such as InfiniBand IB has enabled large scale deployments of High Performance Computing HPC systems. High performance communication and IO middleware such as MPI and NFS over RDMA have also been redesigned to leverage the performance of these modern interconnects. This paper studies and analyzes the performance...

Tags: Network File System, Performance, Ohio State University, Remote Direct Memory Access, InfiniBand, Performance Management, Remote Access, Networking, Human Resources, Workforce Management

White papers 2007-12-01

10-Gigabit iWARP Ethernet: Comparative Performance Analysis With InfiniBand and Myrinet-10G

iWARP is a set of standards enabling Remote Direct Memory Access RDMA over Ethernet. iWARP supporting RDMA and OS bypass, coupled with TCP/IP Offload Engines, can fully eliminate the host CPU involvement in an Ethernet environment. With the iWARP standard and the introduction of 10-Gigabit Ethernet, there is now an...

Tags: 10-Gigabit Ethernet, Performance, High-performance Computing, Remote Direct Memory Access, Queen, iWARP, Ethernet, InfiniBand, Remote Access, Network Technology, Networking

White papers 2007-01-22

Evaluating the Impact of RDMA on Storage I/O Over InfiniBand

Recently, several protocols such as iSER iSCSI Extension for RDMA and SCSI RDMA Protocol SRP have been proposed to improve the performance of storage I/O. These protocols promise a better performance by taking advantage of Remote Direct Memory Access RDMA operations. The need for design and development of new hardware...

Tags: I/O, Remote Direct Memory Access, Storage I/O, Remote Access, InfiniBand, Storage, Networking, Hardware

White papers

Additional Resources

Toshiba DMF82XKU 8-inch Digital Media Frame

Digital frames can be divided into two categories: connected digital media frames and digital photo frames. The Toshiba DMF82XKU 8-inch Digital Media Frame, is--surprise--one of the former. It easily connects to a Wi-Fi network for access to photo collections from a variety of online sources as well as letting you...

Tags: photograph, Toshiba Corp., digital media

Product reviews 2009-10-07

Microsoft confirms SMB2 vulnerability, warns of code execution risk

Feel free to delete this Ryan.ThanksIsn't it about time we stop playing nice andfind these people who create such an endless stream of blank and do a bit of Vlad the Impaler on them? Catch em... give them a fair trial (I want to be certain we publicly impale...

Tags: Microsoft Windows Vista (Longhorn), SECURITY, Microsoft Corp., SMB2, Microsoft Windows Vista, vulnerability, beta

Discussion threads 2009-09-09

HTC Ozone (Verizon Wireless)

The HTC Ozone is Verizon Wireless' answer to Sprint's HTC Snap. Though its design is slightly different, it offers many of the same features and is positioned toward the same group of messaging-savvy users. In a great move, Verizon added Wi-Fi and dual-mode CDMA/GSM support, but we missed support for...

Tags: space bar, Verizon Wireless, volume rocker, ozone, High Tech Computer Corp., Snap, HTC Ozone

Product reviews 2009-07-10

HP 8-inch Digital Picture Frame (DF820)

As a gift for the nontecchies or traditionalists in your life, HP's 8-inch Digital Picture Frame DF820 series hits many of the right notes. Affordably priced and relatively well constructed with the look of an old-fashioned frame, the DF820's broad but simple feature set means it's pretty easy to operate....

Tags: Corporate communications, Flash memory, Memory, menu structure, Hewlett-Packard Co., photograph, Frame DF820, media

Product reviews 2009-05-05

LG 32LH30

Photo gallery: LG LH30 seriesThe 2009 entry-level LH30 series of LCD TVs re-establishes LG as the king of picture controls. Last year the company offered the most extensive suite of user-menu color adjustments available and this year there's even more to tweak--from gamma targets to color filters to...

Tags: TVs, Monitors & displays, TV & Home Theater, LG LH30, LG Electronics Inc.

Product reviews 2009-04-28

LG 47LH30

Photo gallery: LG LH30 seriesThe 2009 entry-level LH30 series of LCD TVs re-establishes LG as the king of picture controls. Last year the company offered the most extensive suite of user-menu color adjustments available and this year there's even more to tweak--from gamma targets to color filters to...

Tags: Monitors & displays, TVs, TV & Home Theater, LG LH30, LG Electronics Inc.

Product reviews 2009-04-28

LG 37LH30

Photo gallery: LG LH30 seriesThe 2009 entry-level LH30 series of LCD TVs re-establishes LG as the king of picture controls. Last year the company offered the most extensive suite of user-menu color adjustments available and this year there's even more to tweak--from gamma targets to color filters to...

Tags: Monitors & displays, TVs, TV & Home Theater, LG LH30, LG Electronics Inc.

Product reviews 2009-04-28

LG 42LH30

Photo gallery: LG LH30 seriesThe 2009 entry-level LH30 series of LCD TVs re-establishes LG as the king of picture controls. Last year the company offered the most extensive suite of user-menu color adjustments available and this year there's even more to tweak--from gamma targets to color filters to...

Tags: Monitors & displays, TVs, TV & Home Theater, LG LH30, LG Electronics Inc.

Product reviews 2009-04-28

How far does Conficker infection of British government go?

I guess the question is whether we really expect that government IT is a highly sophisticated operation or that it's run with the same efficiency as the gasbags whom it serves. Friday, the Guardian reported that the House of Commons has been infected with Conficker, which...

Tags: Infection, Network, Government, Virus, House, Cyberthreats, Security, Viruses And Worms, Richard Koman

Blog posts 2009-03-30

Holiday Gift Guide 2008: Laptop picks by the inch

There has never been more choice in notebooks. The standard 12-inch ultraportables, 14-inch thin-and-lights, 15-inch mainstream laptops and 17-inch desktop replacements are still commonplace. But there are new shapes and sizes filling in the gaps ranging from 11 inches all the way up to 18 inches....

Tags: Sony Corp., Hard Drive, Sony Vaio, Hewlett-Packard Co., Gateway Inc., Lenovo Group Ltd., Battery, Memory, Configuration, Intel Core 2 Duo, Series, Graphics, Laptop Computer, Intel Corp., LED-backlit, IdeaPad, U110, ThinkPad X200, X200s, Dv3510nr, Sony VAIO FW, Gateway P-Series FX Edition, 8930G, Notebooks, Processors, Hardware, Notebooks & Tablets, Semiconductors, Components, John Morris

Blog posts 2008-12-09

Desktop Linux buy or rent and the home market

Desktop Linux buy or rent and the home marketEnterprise is were the money is ....... and IBM's core competencies. For startup businesses and those expanding but trying to reduce costs through a centralized model IBM's offerings could be just the right combination for increased productivity and a reduction of overheard....

Tags: desktop Linux, Dana, desktop, dumb terminal, home market, Linux

Discussion threads 2008-12-08

iPhone vs. Android development: Day 5

Today is the last day of a 5-day course on iPhone programming class led by Joe Conway from Big Nerd Ranch. During the course I've been taking notes on how development for the iPhone compares to development for Android. By the way, BNR also offers Android courses if you're interested....

Tags: Program, Apple iPhone, Web Service, Android, iPhone API, Settings App, Android Preference, Cloud Computing, Web Services, XML, Channel Management, Enterprise Software, Software, Software/Web Development, Web Development, Marketing, Ed Burnette

Blog posts 2008-11-21

Sony XDR-F1HD

After years of being priced as luxury items, tabletop HD Radios finally dipped below $200 and even $100 in 2008. However, most of those models still didn't actually sound very good--either the tuner wasn't terribly adept at pulling in stations or the speakers were pretty cheap. That's where the Sony...

Tags: Advertising & Promotion, Sony Corp., Sony XDR-F1HD, tuner, radio

Product reviews 2008-11-18

My favorite Windows Vista gadgets

When I first began using Windows Vista, I dismissed the Sidebar as a gimmick. It didn’t help that the default gadgets Microsoft offered were of limited utility and that some early gadgets caused performance problems. Over time, though, I’ve become a Sidebar convert. I haven’t encountered a...

Tags: Microsoft Windows Vista, Gadget, Sidebar, ShareMaster Gadget, Microsoft Windows, Microsoft Windows Vista (Longhorn), Operating Systems, Servers, Software, Hardware, Ed Bott

Blog posts 2008-11-06

JVC Everio GZ-MG730 (30GB, black)

Standard-definition camcorders tend to have relatively low-resolution image sensors, but JVC bucks that trend with its top-of-the-line Everio G-series hybrid hard-drive/flash-memory camcorder, the GZ-MG730. Instead of a more typical 1-megapixel or 680,000-pixel sensor, the MG730 uses a 7-megapixel model with the goal of giving consumers a combination camcorder and a...

Tags: Corporate communications, MG730, video, camcorder, JVC

Product reviews 2008-10-31

Sony C902 - red (unlocked)

Photo gallery:Sony Ericsson C902Sony Ericsson has never been one to shy away from the high-powered camera phone. Its Cyber-shot series, which includes the Sony Ericsson K850i that we reviewed earlier this year, offers a solid set of handsets that exceed both at taking pictures and making calls. At the GSMA...

Tags: Camera phones, Telecom & Utilities, display, Sony Corp., keypad button, Sony Ericsson Mobile Communications, phone, Sony C902, Sony Ericsson C902, camera

Product reviews 2008-10-30

HP dv4-1125nr

Editors' note: This review is part of our Holiday 2008 Retail Laptop Roundup, covering specific new configurations of popular laptops that can be found in retail stores.If you can find a more feature-packed laptop for $800 on store shelves, I'd like to see it. The HP Pavilion dv4-1125nr separates itself...

Tags: Desktops, Notebooks, HP Pavilion, laptop computer, 64-bit, Hewlett-Packard Co.

Product reviews 2008-10-29