Reliability:
The Ultimate Mission-Critical Mandate
(Continued)
Leading
system
D.H. Brown Associates Inc., a market research
firm in Port Chester, NY, conducts an in-depth
analysis of Unix server availability every year.
This year, Compaq's servers topped a list of
six systems, including those from Data General,
Hewlett-Packard, Sun Microsystems, and IBM (for
both its Unix lines, the RS/6000 and Sequent).
Compaq's new Wildfire AlphaServer GS Series
line of 64- bit processors -- which supports
Compaq's Tru64 Unix and OpenVMS operating systems
as well as Linux -- adds a potpourri of features
that advance system reliability even more. For
instance, the GS Wildfire systems let administrators
change key internal parameters without needing
to reboot the system. Just as importantly, the
GS systems Wildfire eases clustering, configuration,
and administration tasks, allowing administrators
to spend as little time as possible moving their
servers on and off-line.
"It's obvious that Compaq placed a great
deal of emphasis on improving its availability
features with its new GS systemsWildfire systems,"
says Howard Harvey Hindin, a vice president
with D.H Brown's high availability and clustering
service.
Many of these changes involve "routine"
maintenance, though analysts say maintenance
is no longer routine in the new business realities
of a 24x7 world. "In a worldwide economy,
we never close," says FactSet's Zorn. That's
a lesson that many e-businesses are just starting
to appreciate.
The new Compaq AlphaServer GS Series systems
Wildfire servers are designed to meet these
new availability demands, permitting users to
add CPU, processing power, and memory on the
fly.
The list of AlphaServer GS Wildfire features
that enhance availability is are long and varied.
The system supports multiple power supplies
in case a company encounters a power disruption.
Each system has the ability to automatically
restart whenever there is a system failure.
If the problem is caused by a hardware failure,
the server automatically bypasses the failed
component, continues to bring up the remainder
of the system, moves affected applications to
another processor, and notifies an the operator
of the problem and its's source.
Clustering has emerged as a popular technique
to address insure system availability. A cluster
is a group of systems linked by a high-speed
interconnect that enables the systems to function
together at various levels. as a single resource.
While Historically, clustering has been viewed
as difficult to implement on some systems because
applications applications had to be divided
among a series of systems. this is not true
on Compaq systems. Nonetheless, Compaq technology
has long been noted as a leader in this area.
Compaq OpenVMS and Tru64 Unix provide the user
with a single integrated view of the systems
in the cluster, making it appear as a single
system. This greatly simplifies and reduces
the operations and support requirements involved..
Compaq technology has long been noted as a leader
in this area providing users with the highest
levels of availability, the most functionality,
the simpliestsimplest to use, and the lowest
cost of ownership of any vendor.
"The clustering capabilities of Compaq
OpenVMS give us the ability to add capacity,
add nodes in live, and add in I/O," FactSet's
Zorn says. "The 24 x 7 availability of
OpenVMS Cluster systems means the data and applications
are always available."
There is no dearth of companies that can attest
to the high availability benefits of using Compaq
cluster technology clusters. Genetech, a San
Francisco biotechnology company, has been running
three Compaq A alphaSservers clusters to support
complex scientific and engineering applications
for up to 218 days without a crash. Because
of the Internet, all business users are finding
they need the same level of high availability
and performance that was once restricted to
only the most demanding financial and scientific
purposes.
No wonder D.H. Brown, the market research firm,
expects a quarter of all Unix systems shipped
during the next three years to include clustering
features. The new AlphaServer GS Wildfire servers
boost Compaq's clustering capabilities dramatically
-- and not a second too soon in the eyes of
business users.
Consider Federal TransTel Inc. (FTT), which
handles billing and related financial services
for service providers in the telcom, Internet,
and enhanced telephony industries. FTT offers
turnkey billing services, handling all aspects
of the back office so customers can concentrate
on their core businesses.
“We are processing data for clients 24x7
so if a machine went down that would create
quite a bit of backlog," says Ken Grammer,
manager of systems support for FTT in Birmingham,
Alabama . "It's crucial that the server
and database be available for our front-end
call center to be able to access our client's
user records. If call center representatives
are sitting there not able to do their jobs,
it's like the company is burning money."
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