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Tradeoffs in Transactional Memory Virtualization
White Papers For Transactional Memory (TM) to achieve widespread acceptance, transactions should not be limited to the physical resources of any specific hardware implementation. TM systems should guarantee correct execution even when transactions exceed...
[April 1, 2007, 1:00]
Windows XP Tweaks
Downloads Windows XP Tweaks will make Windows XP more responsive and less irritating by performing the following system tweaks: Loads the kernel (Windows XP system core) into physical memory instead of virtual memory - Note: Physical memory (RAM) is many...
[August 31, 2005, 8:00]
Cleartext Passwords in Linux Memory
White Papers The cold boot researchers demonstrated that memory is not as volatile as commonly expected, and that data from memory can be recovered with physical access to systems in a very short period of time. This has opened up a new class of attacks in...
[February 18, 2009, 11:23]
Intel X-25M solid-state drive (80GB) review
Reviews With no physical platter to spin like traditional hard drives, SSDs are faster at accessing data; they also use less power and generate less heat — something of particular benefit to notebooks. The Serial ATA data and power inputs on the Intel...
[October 9, 2008, 11:42]
Microsoft releases Hyper-V Server R2
News The software now also provides support for up to 1TB of physical memory. It now supports up to 8 physical processors, rather than 4, and up to 64 logical processors, up from 16. Apart from its live migration capabilities, Hyper-V Server 2008 R2...
[September 1, 2009, 17:27]
Use physical security in addition to user name and passwords
Talkback I am keen to know if people generally agree that having a physical component is a worthwhile step in improving remote access security. The Secure VPN Gateway client kit uses a digital token as its physical key component.
[February 20, 2008, 5:09]
RNA launches memory-virtualisation software
News The application's working data set is frequently larger than the available physical memory in the server," he wrote. This is comparable to the cost of around 128GB of physical RAM, but the company told ZDNet UK: "From a cost perspective, by pooling...
[February 4, 2009, 16:19]
VMware Workstation 4.5.2 review
Reviews The clever part is that these operating systems and applications are isolated in secure virtual machines that coexist on a single piece of hardware, mapping a system’s physical hardware resources to the virtual machine’s resources, so each virtual...
[November 22, 2004, 15:30]
XenSource seeks to emerge from VMware's shadow
News It has the ability to address up to 128GB of physical memory and a much larger number of CPUs than has been available so far. Multiple physical systems may be combined into a pool of virtual resources, allowing virtual machines to be moved from one...
[August 15, 2007, 14:15]
Monitoring W2K performance
News The performance of any system is affected by the relationship between the amount of physical memory and the size of the paging file, which is where memory swaps happen. A page fault is when a process needs to retrieve code from the physical disk...
[December 4, 2002, 14:47]
HP misses the spot
Leader That's another bad sign for Memory Spot: HP's own list of potential uses centres around physical objects such as photographs, documents, medical records and postcards, all things that are already rapidly vanishing from the real world.
[July 17, 2006, 17:25]
Kernel administration made easy with XP
News The size of the paged pool is set by the operating system, based on how much physical RAM is installed in the machine and taking into consideration the size of the nonpaged pool (memory for objects that cannot be paged to disk).
[June 5, 2002, 9:49]
Windows XP Professional x64 Edition review
Reviews Sixty-four-bit Windows blows away this limitation, supporting up to 128GB of physical RAM and 16 terabytes (TB) of virtual memory. Thirty-two-bit Windows is limited to 4GB of physical RAM, with only 2GB available to an application, although there...
[April 25, 2005, 20:00]
Disk encryption 'no silver bullet'
News In a new type of attack that requires physical access to a target computer, an attacker can cut power to a machine that is in sleep mode, restore the power, and boot a malicious operating system from a USB drive or an iPod that can copy the RAM...
[July 31, 2008, 9:25]
HP chooses thin-client key for virtualisation
News To do it right means successfully managing and automating mixed physical and virtual environments. HP Asset Manager has been extended to allow managers to identify and manage virtual machine assets as well as physical assets.
[September 2, 2008, 17:25]
How Intel's supercomputer almost used HP chips
News At this point, nobody's keeping up with the GHz rating of chips," he said, no doubt to the delight of Intel and AMD, which both ran into physical limits on clock… speed and focused their attention on multiple processing cores and getting more...
[September 24, 2009, 13:51]
EMC's V-Max builds up to petabytes of virtual storage
News Using this, the physical matrix of machines can be used to provide a virtual matrix of storage. By opening up the scope of virtualisation, "the scale [of a system] is no longer defined by the physical backplane", Robidoux said.
[April 14, 2009, 14:26]
VMware Workstation 6 review
Reviews Elsewhere, the tool to convert a physical PC to a virtual machine (P2V) has been integrated into the Workstation 6 console, which is a welcome move even though it’s not available if running on a Linux host.
[June 20, 2007, 9:11]
Intel keeps the heat on Itanium
News You couldn't do it because of the physical constraints of the processor. Demand for the rack-mountable "pizza box" servers is coming from several directions; companies looking to consolidate their servers into one physical space, for instance, and...
[August 10, 2001, 14:31]
IBM DB2 9 review
Reviews From the Data Project Explorer window you can create a number of different database models, including the physical, logical, domain and glossary models for your database, as well as the DDL statements that will be used to create the physical...
[July 27, 2006, 10:00]
