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hyperI/O Presents on the Effectiveness of the
 System File Cache at the RMWTUG

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"The Best I/O is No I/O" Talk to be Presented at the July Meetings
of the Rocky Mountain Windows Technology User Group

BOULDER, Colorado July 7, 2008 — hyperI/O LLC, the file I/O performance monitoring expert, announced today that Tom West, President of hyperI/O LLC, will be giving a talk entitled “The Best I/O is No I/O” at the July meetings of the Rocky Mountain Windows Technology User Group to be held in Denver and Colorado Springs, Colorado on July 15th and 16th respectively.  This presentation will discuss the effectiveness of the system file cache within Microsoft® Windows® operating systems and illustrate the extent to which an application’s disk I/O operation activity actually goes down to the physical disk device.

"Given that an application’s I/O operations can be satisfied by the system file cache in the order of microseconds whereas those subject to direct access to the physical disk device can often incur response times in the order of milliseconds, the significant performance benefits provided by the system file cache are fairly obvious," said Tom West, President of hyperI/O LLC.

"However, what is not so obvious is the actual amount of a particular application’s I/O operation activity that is satisfied by the system file cache.  Empirical metrics that reflect both system file cache and physical device I/O operation activity upon an individual application, file and device basis, and moreover collected through normal application use within production environments, can be of tremendous value in assessing the effectiveness of the system file cache and underlying storage infrastructure," added West. 

The industry-leading hIOmon File I/O Performance Monitor software from hyperI/O enables users to easily, quickly and efficiently collect, display and export both "System File Cache" and "Physical Device Extended Metrics" up at the application level upon an individual, specific file, device, and process/application basis. "The Best I/O is No I/O" presentation, which will be available for download from the "Documentation" section of the hyperI/O web, will include illustrative examples of these aggregated metrics uniquely collected by the hIOmon software.

The membership of the Rocky Mountain Windows Technology User Group (www.rmwtug.org) includes a variety of professional users of Microsoft Windows operating systems from desktop workstations to data center servers in Colorado and the Rocky Mountain region.

hIOmon Benefits

hIOmon is a software utility package that provides a variety of important benefits, including the ability to better diagnose and understand disk storage access performance problems, to verify and ensure that the required levels of performance (Quality-of-Service) are being met at the specific file/application level, to evaluate emerging storage technologies (e.g., iSCSI, SATA, etc.) and proposed improvements to the performance of computer systems, and to help reduce storage management costs.  Especially with its included support for Windows Management Instrumentation (WMI), end-users, integrators and Independent Software Vendors alike find it easy to interface with hIOmon.  "Out-of-the-box" features also include a Java™-based GUI, an Internet Explorer GUI in addition to CLI support, alert capabilities with System Event Log support, both I/O trace and automatically summarized/aggregated metrics upon an individual, specific file, device, and process/application basis together with both real-time and replay display modes, along with support for both the Windows Performance and System Monitors and several CSV-file export capabilities.

Users/applications armed with the extensive set of file and device I/O performance metrics that only hIOmon provides can validate and continually verify that those steps taken to maximize disk storage utilization and performance are indeed of benefit.  Such steps include identifying "hot files" and moving files around the storage hierarchy, SAN, NAS, etc. to improve performance by making the best use of newly purchased hardware or without spending IT dollars upon new hardware.  Use hIOmon to help identify those files best suited for SSD, RAM disk and other higher performance disk solutions.  Substantiate the benefits in terms of actual performance metrics specific to key files and the associated applications.  With its many features and capabilities (along with an efficient architecture), hIOmon answers the question:  "How fast are your files?" in terms of a variety of metrics, including response time, I/O count, I/O rate, data transfer rate, system file cache "hit" and "miss" counts/percentages, queue depth and idle time, random/sequential access detection, physical device I/O activity plus real-time, metric-based file/device/process "Top Ten" list sorts and more.

hIOmon Availability and Pricing

The hIOmon File I/O Performance Monitor (a Licensed Software package available only from hyperI/O LLC) currently supports Microsoft Windows 2000, Windows XP, Windows Server 2003, and Windows Vista.  Pricing for hIOmon starts at under $100 (USD), with volume discounts and technical support packages available.  A free 30-day, full-function evaluation copy of hIOmon can be downloaded at the hyperI/O LLC web site (www.hyperIO.com), along with full documentation, overview presentation, screen shots and white paper.

About hyperI/O LLC

A privately held Limited Liability Company founded in 1999 and located in Boulder, Colorado, hyperI/O LLC designs, develops, and markets disk I/O performance measuring and monitoring software utility solutions targeted to help address the fundamental performance gap between computer systems and storage I/O.  hyperI/O LLC has designed, developed and currently offers a premier, unique software solution called called hIOmon, the File I/O Performance Monitor.

Contact 

Tom West
hyperI/O LLC
+1 303.415.2044

TomWest@hyperIO.com

hyperI/Osm, hIOmon™, “How fast are your files?”™, and “A Speedometer and Odometer for your Files”™ are trademarks of hyperI/O LLC.  All other referenced product names are trademarks of their respective companies.

 
 
 

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