Hi Rosh, I don't know whether u know this guy or not. Raj is based in Delhi and is with SGI (india). U can make contact with this guy. I am bit known to him. Archan Raj Mathur wrote: > > SGI Releases Technology to Form Foundation for Enterprise-Class Linux > Applications > > Released Technology Increases Linux Database Performance; Development > Tools Help Facilitate Linux Kernel Development > > MOUNTAIN VIEW, CA (Dec. 9, 1999) -- Leading the charge to bring > enterprise-class capabilities to the Linux� operating system, SGI > (NYSE: SGI) today announced its recent release of several performance > technology features to the Open Source Software community. > Additionally, SGITM has released tools to enable Linux developers to > greatly simplify the process for resolving bugs in enterprise Linux > installations. > > Access to these features and tools forms the foundation of an > enterprise-class platform for accelerating the availability of Linux > database applications sought by industry-leading vendors. > > "SGI is committed to helping Linux evolve to meet the > challenges presented by today's computing market," said > Jan Silverman, vice president, Computer Systems Business > Unit, SGI. "Offering this level of technology enhancements > makes Linux more attractive to developers and end users > and leads to a stronger, more capable operating system." > > Powerful Performance Enhancers > > To facilitate optimizing database performance on enterprise-class > Linux systems, recently released SGI technology includes support for > database machines with large disk farms and efficient, parallel access > to I/O. These features are based upon the company's industry-leading > experience and expertise in developing large multiprocessor machines. > > The key performance-enhancing components are: > > Parallelization of the I/O path. The entire I/O path has been > optimized to enable simultaneous requests to be executed independently > on a multiprocessor. These optimizations make it possible for large > numbers of disks to be kept active. > > POSIX-compliant Asynchronous I/O Interfaces. These new interfaces > allow an application to issue multiple I/O requests in parallel to > ensure maximum throughput from large numbers of disks typically > attached to database installations. > > Direct Access to Disks. Databases frequently lay their data out > directly on disks to avoid the overhead of filesystems. SGI has > enhanced the existing raw I/O implementation in Linux (originally > developed by Stephen Tweedie of Red Hat) to allow I/O requests to be > handled in parallel on multiprocessors. Also, the data can be > read/written directly to the user address space, without the need for > data copying. > > Improved Kernel Support and Development Tools > > SGI has leveraged its considerable experience in developing and > supporting multiprocessor UNIX� systems to provide a large number of > tools to help accelerate the development of Linux and to efficiently > diagnose problems at customer sites. These tools include the > following: > > Linux Kernel Crash Dump. LCRASH enables the kernel to save the memory > image to disk in the case of system failure. New tools enable later > analysis of the cause, thus minimizing system downtime. While this is > a normal customer expectation for commercial UNIX systems, this is new > for Linux. > > Built-in Kernel Debugger. The KDB tool greatly eases and thus > accelerates Linux kernel development. KDB provides many of the > debugging facilities (breakpoints, back trace, single step, etc.) > considered fundamental to application development, but until now > unavailable to Linux kernel developers. > > Kernel GNU Debugger. The KGDB extension to the kernel allows > source-level debugging of one Linux system from another over a serial > line or Ethernet using the standard debugger. > > Performance analysis tools. SGI has added numerous performance > analysis tools, including kernel profiling, lock metering and kernel > event tracing. These tools greatly enhance the process of identifying > the causes of performance problems in the kernel. > > Instant Availability > > All of the technology features and development tools, in addition to > details on the full release, are readily available by downloading from > http://oss.sgi.com/projects/sgilinux11/. > > About SGI > > SGI provides a broad range of high-performance computing and advanced > graphics solutions that enable customers to understand and conquer > their toughest computing problems. Headquartered in Mountain View, > Calif., with offices worldwide, the company is located on the Web at > www.sgi.com. > > SGI and the SGI logo are trademarks of Silicon Graphics, Inc. Linux is a > registered trademark of Linus Torvalds. UNIX is a registered trademark in the > U.S. and other countries licensed exclusively through X/Open Company Limited. > All other trademarks mentioned herein are the property of their respective > owners. > -------------------------------------------------------------------- > The Linux India Mailing List Archives are now available. Please search > the archive at http://lists.linux-india.org/ before posting your question > to avoid repetition and save bandwidth. -------------------------------------------------------------------- The Linux India Mailing List Archives are now available. Please search the archive at http://lists.linux-india.org/ before posting your question to avoid repetition and save bandwidth.
