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Locus Computing Corporation

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Locus Computing Corporation was formed in 1982 by Gerald J. Popek , Charles S. Kline and Gregory I. Thiel to commercialize the technologies developed for the LOCUS distributed operating system at UCLA . Locus was notable for commercializing single-system image software and producing the Merge package which allowed the use of DOS and Windows 3.1 software on Unix systems.

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16-508: Locus was acquired by Platinum Technology Inc in 1995. Locus was commissioned by IBM to produce a version of the AIX UNIX based operating system for the PS/2 and System/370 ranges. The single-system image capabilities of LOCUS were incorporated under the name of AIX TCF (transparent computing facility). Locus was commissioned by Intel to produce a multiprocessor version of OSF/1 for

32-517: Is currently the executive chairman and CEO of SilkRoad Equity, a private investment firm, and founded Platinum technology in 1987. He is also currently the Co-CEO of 'Fluree PBC', a blockchain database technology company. He also founded and is the chairman of VeriBlock a technology company that provides Bitcoin security to the world's blockchains. He founded or co-founded Blue Rhino Corporation , Primo Water, SilkRoad technology Inc., Divine Inc., DBMS Inc.,

48-588: The House of Blues , SolidSpace Inc., Onramp Branding, MissionMode, Unocoin and InterAct 911. Platinum technology was sold to Computer Associates in 1999 for $ 3.5 billion, a record at the time for a software company. Filipowski's personal proceeds from the deal were $ 290 million. Filipowski founded or served in an executive capacity in a number of companies including divine, inc. , DBMS, Inc. and Cullinet Corp; he also served in various managerial and technical positions with A.B. Dick, Motorola and Time, Inc . Throughout

64-632: The Intel Paragon a massively parallel NoRMA (No Remote Memory Access) system. The system was known as OSF/1 AD , where AD stood for "Advanced Development". To allow inter processor process migration and communication between the individual nodes of the Paragon system they re-worked the TCF technology from LOCUS as Transparent Network Computing, or TNC, inventing the concept of the VPROC (virtual process) an analogy of

80-623: The Microsoft WISE program which gave them access to Windows source code, which allowed later versions of Merge to run Windows Shrink wrapped applications without a copy of Windows. PC-Interface was a popular Lan-based Cross-Platform Integration Toolkit for Unix, providing MS-DOS/Windows/Macintosh and Unix integration using Unix as the file system. It supported AIX, Santa Cruz Operation Inc, UnixWare and Motorola 9000 and many other Unixes and came with one Mac and one MS-DOS/Windows client. Platinum Technology Platinum Technology, Inc. ,

96-566: The VNODE (virtual inode) from the SunOS virtual file system . Locus was commissioned by Tandem Computers to include their TNC technology in a highly available single-system image clustering system based on SCO UnixWare , UnixWare NonStop Clusters . During the course of the project Locus was acquired by Platinum Technology Inc, who transferred the team working on NonStop Clusters to Tandem. Tandem were later bought by Compaq . The UnixWare product

112-754: The course of his career, Filipowski, along with his management team, has acquired and integrated nearly 200 public and private companies. Filipowski was the 1998 recipient of the Anti-Defamation League 's Torch of Liberty Award, first for the Silicon Prairie (Chicago), for his support in fighting hate on the Internet. In 2000, he was named one of the 100 most influential individuals in the technology field in Upside magazine 's 2000 Upside Elite 100 list. This article about an American businessperson born in

128-423: The eighth largest global software company with revenue of a billion dollars per year. Acquisitions included Altai, Inc. (1995), AutoSystems Corporation, Brownstone Solutions, ICON Computing, Intervista Software, Software Interfaces, Locus Computing Corporation , LBMS (1998), Logic Works (1998), Protosoft , RELTECH Group, Memco Software, Softool, SQL TOOLS, Inc., Trinzic, Viatech and VREAM (1996). The company

144-419: The native UNIX SVR2 operating system. The 6300+ used an Intel 80286 processor and included special-purpose circuitry to allow virtualization of the 8086 instruction set used by DOS. Merge was later modified to use the virtual 8086 mode provided by Intel 80386 processors. It was sold for Microport SVR3 and later SCO Unix and UnixWare . In the late 1980, the main commercial competitor of Merge

160-640: The two companies prematurely reduced competition between each other. The DOJ claimed that this was achieved by agreeing to limit discounts offered to customers before the deal was completed. In November 1995, Protosoft was acquired by Platinum Technology for 40 million U.S. dollars. Protosoft was founded by Dr. Anthony Lekkos and Erick Rivas in 1990 to develop and market Paradigm Plus, an object-oriented analysis and design ( OOAD ) modeling product and associated code generation and reverse engineering tools. In September 1998, Platinum Technology acquired Israeli company Memco Software (Nasdaq: MEMCF). The acquisition

176-454: Was VP/IX developed by Interactive Systems Corporation and Phoenix Technologies . Around 1994, Merge included an innovative socket API that used Intel ring 2 for virtualization. Although this was the fastest network access of any Windows virtualization system then on the market, it did not increase sales enough to make Locus independent. This socket API was designed and developed by Real Time, Inc. of Santa Barbara. Locus eventually joined

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192-539: Was a member of the UML Partners consortium. In March 1999, Platinum was itself acquired by Computer Associates (CA) for 3.5 billion U.S. dollars, at that time the largest transaction in the history of the software industry. CA offered $ 29.25 per share, almost a three-to-one premium over Platinum's stock price of $ 9.875. In 2001, CA was sued by the United States Department of Justice (DOJ), alleging that

208-559: Was accounted for as a stock-for-stock pooling of interests valued at just more than $ 400 million. The combined offering of both companies was aimed at providing a complete software security solution for protecting enterprise networks, databases, and systems across multiple platforms. With this merger; Platinum was hoping to become a major security software provider in areas such as access control, single sign-on, user and database security administration, authentication, intrusion detection, secure communications, and policy audit. Memco Software

224-619: Was acquired from SCO by Caldera Systems / Caldera International , who discontinued commercialization of the NonStop Clusters product in favor of the simpler Reliant HA system. Compaq then decided to release the NonStop Clusters code as open source software , porting it to Linux as the OpenSSI project. Merge was a system developed by Locus in late 1984 for the AT&;T 6300+ computer, which allowed DOS (and hence DOS applications) to be run under

240-403: Was an American software company founded by Andrew Filipowski in 1987 to market and support deployment of database management software products and the applications enabled by database management technology and to render related services. Over its 12-year history, it was known for its acquisition of other companies, having bought more than 50 companies between 1994 and 1999 and growing to become

256-547: Was founded in 1990 in Tel Aviv , Israel; in 1996 it had an initial public offering on NASDAQ, raising $ 50 million. Following the acquisition of Platinum by Computer Associates, Memco Software became the basis for CA’s research and development center in Israel. Andrew Filipowski Andrew J. "Flip" Filipowski is a Polish American technology entrepreneur born in 1950 in Chicago . He

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