MISSION CRITICAL LINUX SUPPORT NOW AVAILABLE FOR SGI LINUX SYSTEMS

-- Offering Provides Highest Level of Support for Essential Systems --

LinuxWorld Expo, San Jose, Calif. - August 15, 2000 - SGI Global Services (NYSE: SGI) and Mission Critical Linux, Inc. today announced the availability of unique mission-critical support for SGI systems running Linux. Combining the service technology and engineering expertise of Mission Critical Linux with the enterprise service experience and call management infrastructure of SGI Global Services, Mission-Critical Support for Linux now offers SGI customers the highest level of support available for clients' most essential systems.

"The combination of SGI product and Mission Critical Linux support will deliver an total solution unmatched in the Linux market," said Moiz Kohari, president and CEO of Mission Critical Linux. "SGI customers will not only have investment protection with their data, but also a resource to turn to when high-caliber Linux support problems arise."

Round-the-clock rapid response
The support offering provides 24/7 monitoring coverage with an on-site response time of two hours or less. An SGI system support engineer will restore equipment to good working condition, including the provision of replacement parts. By deploying the most innovative remote monitoring technology, Secure Service TechnologyTM (SST) and Embedded Support Partner (ESP) from Mission Critical Linux and
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SGI, the alliance will enable a commitment to restore SGI system failures within six hours of
notification. Customers will receive accelerated escalation for issues requiring high-level attention,
including direct escalation into Mission Critical Linux's team of elite Linux engineers. SGI technical account managers will review customers' system event logs on a daily basis and then recommend appropriate preventative or remedial maintenance to eliminate system issues before they evolve into serious problems.

Telephone support, Web support, and remote diagnosis
A specialized Mission-Critical Support team with specific knowledge of each customer's operating environment will be on call 24/7 to answer inquiries via telephone. Access will be provided to SGI's Supportfolio Online Web site for technical support information and for problem report submission and tracking. SGI will work with customers to remotely diagnose and identify hardware and software products not performing in accordance with written specifications and will even provide limited assistance in the use of products and documentation. Customers will also receive a subscription to the SGI technical online newsletter, Pipeline, which is filled with tips, techniques, and information on known problems and workarounds.

Quarterly performance reviews
SGI will initially perform a comprehensive on-site system inventory and operational assessment including back-up and restore procedures; assist in documenting network topology; and consult with clients to set ESP parameters for event notification and monitoring. To make sure systems consistently perform as expected, quarterly performance reviews will be conducted to assess any problems and their status, overall call activity, event logs, proactive maintenance actions, and any outstanding issues. Mission-Critical Support customers also will have access to updates for SGI software products covered under their service agreement, including the remote installation of operating system and application patches as needed.

"With this relationship, we can offer our customers the very best in personalized support services
for their most critical system environments," said Jorge Helmer, Senior Vice-President of SGI Global
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Services. "These customers will leverage our nearly two-decades of enterprise service experience and the technical expertise of Mission Critical Linux to maximize system availability."

Availability
Mission-Critical Support for Linux is available in selected North American cities. Check with an SGI local sales representative for availability in your city or call 1-800-800-SGI1.

About SGI Global Services
With more than 1600 employees worldwide, SGI Global Services, a division of high-performance computing and advanced graphics solutions provider SGI, offers comprehensive Linux and MIPS/IRIX technology services to creative and technical users throughout the world. From system integration consulting services to robust support services to a full suite of customer education
offerings, SGI Global Services makes customers more productive, ensures their applications' availability, and enables their technical mastery. SGI Linux-specific services include mission critical services, per-incident call packs, value-added services, education courses, and direct support for all
major Linux distributions, including Caldera, Debian, Mandrake, RedHat, Suse, and TurboLinux. For more information, visit www.sgi.com.

About Mission Critical Linux, Inc.
Mission Critical Linux provides the products, services, Open Source technologies, and expertise to ensure the success of enterprise Linux deployments. The Company's portfolio includes the leadership high-availability Convolo Cluster solutions based on Open Source Kimberlite technology pioneered by Mission Critical Linux; unique Web-enabled diagnostic and system management solutions; Linux kernel enhancements; advanced training; and deep engineering expertise across all major Linux distributions and heterogeneous software and hardware platforms. Headquartered in Lowell, Mass., Mission Critical Linux has offices around the world and can be reached at www.missioncriticallinux.com or at
(877) 53LINUX or (978) 446-9166.

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