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January 24, 2000Web posted at: 12:11 p.m. EST (1711 GMT)
by means of John Bass and James Robinson, community World examine Alliance
(IDG) -- sum of it boils sum the way down to what you might exist looking for in a network operating gadget (NOS).
Do you wish it lanky and versatile so you can install it any approach you please? possibly administration bells and administration whistles are what you necessity so you can deploy a few hundred servers. Or possibly you want an working rig it truly is potent adequate so that you sleep fancy a child at nighttime?
The first rate information is that there's a NOS ready just for you. After the rash of fresh application revisions, they took an in-depth study four of the predominant NOSes available on the market: Microsoft's windows 2000 advanced Server, Novell's NetWare 5.1, red Hat application's Linux 6.1 and The Santa Cruz Operation's (SCO) UnixWare 7.1.1. sun declined their invitation to publish Solaris because the enterprise says it exist working on a novel version.
Microsoft's home windows 2000 edges out NetWare for the community World Blue Ribbon Award. home windows 2000 tops the field with its management interface, server monitoring tools, storage administration amenities and security measures.
however, if it exist efficiency you are after, no product got here immediate to Novell's NetWare 5.1's numbers in their exhaustive file carrier and community benchmarks. With its lightning-quick engine and Novell's directory-primarily based administration, NetWare offers a superb foundation for an enterprise network.
We found the newest unlock of pink Hat's industrial Linux bundle led the record for flexibility because its modular design allows you to pare down the working device to proceed well with the job at hand. additionally, which you could create scripts out of multiple Linux commands to automate initiatives throughout a distributed ambiance.
whereas SCO's UnixWare appeared to lag in the back of the pack in terms of file service efficiency and NOS-based administration points, its scalability elements gain it a powerful candidate for operating business functions.
The numbers are in
in spite of the job you saddle your server with, it has to effect neatly at analyzing and writing information and sending them throughout the network. They designed two benchmark suites to measure every NOS in these two classes. To reflect the precise world, their benchmark assessments accept as precise with a mountainous ambit of server circumstances.
NetWare was the palms-down chief in their performance benchmarking, taking first region in two-thirds of the file tests and earning preempt billing in the community exams.
crimson Hat Linux adopted NetWare in file efficiency habitual and even outpaced the leader in file tests where the study/write masses had been small. despite the fact, Linux did not effect neatly coping with gigantic masses - these assessments wherein there were greater than a hundred clients. beneath heavier user masses, Linux had a bent to quit servicing file requests for a short duration and then birth up once again.
home windows 2000 verified negative write performance throughout sum their file checks. in fact, they found that its write performance turned into about 10% of its examine performance. After consulting with both Microsoft and client/Server options, the creator of the Benchmark manufacturing unit trying out utensil they used, they decided that the inferior write performance could exist due to two components. One, which they had been unable to assess, might exist a workable efficiency difficulty with the SCSI driver for the hardware they used.
extra significant, even though, turned into a controversy with their examine utility. Benchmark manufacturing facility sends a write-via flag in each and every of its write requests that is suppositious to trigger the server to update cache, if acceptable, after which drive a write to disk. When the write to disk happens, the write name is released and the next request can exist despatched.
in the birth look, it looked as if home windows 2000 become the most efficacious working rig to reverence this write-via flag as a result of its write performance changed into so poor. for this reason, they ran a 2nd round of write checks with the flag became off.
With the flag turned off, NetWare's write efficiency accelerated by way of 30%. This examine proved that Novell does certainly reverence the write-via flag and will write to disk for each and every write request when that flag is determined. however when the write-through flag is disabled, NetWare writes to disk in a extra efficient manner by means of batching together contiguous blocks of facts on the cache and writing sum those blocks to disk at once.
Likewise, red Hat Linux's efficiency increased by 10% to fifteen% when the write-through flag become turned off. when they examined the Samba file device code, they found that it too honors the write-through flag. The Samba code then finds an highest attribute time sum the way through the examine/write sequence to consequence in writing to disk.
This 2nd round of file testing proves that windows 2000 is based on its file rig cache to optimize write performance. The outcomes of the checking out with the write-through flag off gain been an dreadful lot larger - as plenty as 20 times sooner. despite the fact, home windows 2000 nevertheless fell in the back of each NetWare and RedHat Linux in the file write tests when the write-through flag changed into off.
SCO honors the write-via flag by using default, because its journaling file rig is built to maximize statistics integrity by means of writing to disk for sum write requests. The results in the write assessments with the write-via flag on were very comparable to the check consequences with the write-via flag turned off.
For the community benchmark, they developed two tests. Their long TCP transaction examine measured the bandwidth each and every server can sustain, while their short TCP transaction verify measured each and every server's potential to handle colossal numbers of community sessions with minuscule file transactions.
despite a poverty-stricken displaying within the file benchmark, windows 2000 came out on preempt within the long TCP transaction explore at various. windows 2000 is the best NOS with a multithreaded IP stack, which allows it to tackle community requests with several processors. Novell and pink Hat recount they are engaged on integrating this capacity into their items.
NetWare and Linux also registered tenacious long TCP test effects, coming in second and third, respectively.
in the short TCP transaction examine, NetWare came out the transparent winner. Linux earned 2d region even with its lack of support for abortive TCP closes, a routine by which an working device can without laggard rip down TCP connections. Their testing application, Ganymede software's Chariot, uses abortive closes in its TCP assessments.
moving into management
As enterprise networks develop to require more servers and lead greater quit users, NOS administration rig whirl into considerable points in maintaining networks under control. They regarded on the administration interfaces of each and every product and drilled down into how each dealt with server monitoring, customer administration, file and print administration, and storage administration.
We found home windows 2000 and NetWare provide equally advantageous administration interfaces.
Microsoft administration Console (MMC) is the glue that holds most of the home windows 2000 management functionality collectively. This configurable graphical user interface (GUI) lets you snap in Microsoft and third-birthday celebration applets that personalize its performance. or not it's a two-paned interface, an dreadful lot fancy windows Explorer, with a nested listing on the left and option particulars on the appropriate. The console is easy to use and lets you configure many indigenous server elements, together with clients, disks, and system settings similar to time and date.
MMC additionally lets you consequence in force management guidelines for companies of clients and computers using energetic directory, Microsoft's novel directory service. From the lively directory administration utensil inner MMC, which you could configure clients and change guidelines.
The community configuration tools are found in a sunder utility that opens when you click on the community areas icon on the desktop. each network interface is listed interior this window. you can add and alter protocols and configure, enable and disable interfaces from here with out rebooting.
NetWare presents several interfaces for server configuration and administration. These rig present duplicate functionality, but every is profitable depending from where you are attempting to control the gadget. The system Console offers a few tools for server configuration. one of the crucial useful is NWConfig, which permits you to trade beginning-up info, deploy system modules and configure the storage subsystem. NWConfig is essential, intuitive and predictable.
ConsoleOne is a Java-based mostly interface with a few graphical tools for managing and configuring NetWare. Third-party administration rig can plug into ConsoleOne and assist you to exploit assorted capabilities. They suppose ConsoleOne's interface is a Little unsophisticated, however works smartly enough for people that gain to gain a home windows- based mostly manager.
Novell additionally offers a web-available management software known as NetWare administration Portal, which means that you can exploit NetWare servers remotely from a browser, and NWAdmin32, a comparatively fundamental customer-facet device for administering Novell directory functions (NDS) from a home windows 95, ninety eight or NT customer.
red Hat's universal systems administration interface is referred to as LinuxConf and may rush as a graphical or textual content-primarily based application. The graphical interface, which resembles that of MMC, works smartly but has some layout concerns that gain it problematic to gain use of every now and then. for example, in case you rush a setup application that takes up lots of the reveal, the gadget resizes the utility better than the computer measurement.
nevertheless, that you may exploit pretty plenty anything on the server from LinuxConf, and you may use it in the neighborhood or remotely over the web or via telnet. which you can configure system parameters similar to community addresses; file gadget settings and user accounts; and set up add-on services similar to Samba - which is a carrier that lets home windows customers salvage to information residing on a Linux server - and FTP and net servers. that you can commemorate changes with out rebooting the gadget.
standard, pink Hat's interface is efficacious and the underlying tools are powerful and versatile, but LinuxConf lacks the polish of the different carriers' tools.
SCO Admin is a GUI-based front quit for approximately 50 SCO UnixWare configuration and administration rig in one window. when you click on a device, it brings up the application to exploit that particular in a sunder window.
a few of SCO's rig are GUI-based while others are textual content-based. The server required a reboot to practice lots of the changes. On the plus facet, that you could control varied UnixWare servers from SCOAdmin.
SCO also presents a constructive Java-based far off administration device called WebTop that works from your browser.
an eye fixed on the servers and valued clientele
One vital administration project is monitoring the server itself. Microsoft leads the pack in how well which you can maintain a watch for your server's internals.
The windows 2000 rig monitor allows you to view a real-time, working graph of gadget operations, akin to CPU and community utilization, and reminiscence and disk usage. They used these tools radically to examine the consequence of their benchmark checks on the working equipment. an additional device known as community monitor has a primary network packet analyzer that means that you can discern the sorts of packets coming into the server. together, these Microsoft utilities will also exist used to evaluate performance and skill throughout diverse windows 2000 servers.
NetWare's monitor utility displays processor utilization, reminiscence utilization and buffer utilization on a local server. if you know what to search for, it will also exist a powerful utensil for diagnosing bottlenecks in the device. getting to know the that means of each and every of the monitored parameters is a bit of a challenge, even though.
if you are looking to resolve efficiency statistics across multiple servers, which you could faucet into Novell's net management Portal.
purple Hat presents the timehonored Linux command-line tools for monitoring the server, comparable to iostat and vmstat. It has no graphical monitoring tools.
as with sum Unix operating system, that you can write scripts to automate these tools throughout Linux servers. although, these tools are usually cryptic and require a immoderate degree of skillability to gain use of easily. a suite of graphical monitoring rig would exist a pretty expedient addition to pink Hat's Linux distribution.
UnixWare also offers a few monitoring equipment. device parade screen is UnixWare's basic however constrained GUI for monitoring processor and reminiscence utilization. The sar and rtpm command-line tools together listing true-time device utilization of buffer, CPUs and disks. together, these tools give you a expedient universal thought of the burden on the server.
along with managing the server, you should exploit its clients. or not it's no astound that both NOSes that ship with an built-in listing provider topped the box in client administration equipment.
We gain been in a position to configure consumer permissions by way of Microsoft's active listing and the directory administration utensil in MMC. that you may neighborhood clients and computers into organizational units and commemorate policies to them.
you can exploit Novell's NDS and NetWare shoppers with ConsoleOne, NWAdmin or NetWare management Portal. each can create users, exploit file house, and set permissions and rights. moreover, NetWare ships with a five-person edition of Novell's ZENworks device, which offers laptop administration functions comparable to hardware and utility inventory, application distribution and far off control features.
purple Hat Linux doesn't tender a worthy deal in the manner of customer administration elements. You gain to handle indigenous clients through Unix permission configuration mechanisms.
UnixWare is akin to crimson Hat Linux in terms of customer administration, but SCO provides some home windows binaries on the server to remotely set file and listing permissions from a home windows client, as well as create and alter clients and their settings. SCO and purple Hat present assist for the Unix-based network counsel provider (NIS). NIS is a withhold for network counsel fancy logon names, passwords and home directories. This integration helps with client administration.
dealing with the staples: File and print
A NOS is nothing devoid of the capacity to share file storage and printers. Novell and Microsoft collected exact honors in these areas.
that you can simply add and preserve printers in home windows 2000 the use of the print administration wizard, and you may add file shares the use of active directory management tools. home windows 2000 additionally presents disbursed File functions, which permit you to mingle data on multiple server privilege into a single share.
Novell disbursed Print functions (NDPS) allow you to immediately accommodate printers into the network. When NDPS senses a novel printer on the network, it defines a Printer Agent that runs on the printer and communicates with NDS. then you use NDS to silhouette the policies for the novel printer.
You silhouette NetWare file capabilities with the aid of creating and then mounting a disk volume, which additionally manages extent policies.
red Hat comprises Linux's printtool utility for developing server-connected and networks printers. which you could also use this GUI to create printcap entries to silhouette printer entry.
Linux has a group of command-line file device configuration tools for mounting and unmounting partitions. Samba ships with the product and provides some integration for home windows purchasers. you could configure Samba simplest via a cryptic configuration ASCII file - a sedate drawback.
UnixWare offers a resilient GUI-based printer setup utensil called Printer SetUp manager. For file and volume administration, SCO presents a device known as VisionFS for interoperability with home windows purchasers. They used VisionFS to enable their NT purchasers to entry the UnixWare server. This provider become handy to configure and use.
home windows 2000 offers the premier tools for storage administration. Its graphical control Disks device for indigenous disk configuration contains utility RAID management; that you may dynamically add disks to a quantity set without needing to reboot the equipment. additionally, a signature is written to each and every of the disks in an array so that they may also exist moved to one other 2000 server without needing to configure the extent on the brand novel server. the novel server acknowledges the drives as contributors of a RAID set and adds the quantity to the file gadget dynamically.
NetWare's quantity administration tool, NWConfig, is handy to use, but it surely can exist a Little difficult to deploy a RAID volume. once they knew what they had been doing, they had no problems formatting drives and making a RAID volume. The device looks a bit primitive, but they give it immoderate marks for performance and ease of use.
crimson Hat Linux offers no graphical RAID configuration tools, however its command line rig made RAID configuration easy.
To configure disks on the UnixWare server, they used the Veritas extent manager graphical disk and quantity administration utensil that ships with UnixWare. They had some complications at the start getting the device to respect the drives in order that they could exist formatted. They managed to travail across the disk configuration issue the use of an assortment of command line equipment, after which volume supervisor worked smartly.
while they did not probe these NOSes substantially to disclose any protection weaknesses, they did examine what they provided in protection features.
Microsoft has made tremendous strides with windows 2000 safety. windows 2000 helps Kerberos public key certificates as its simple authentication mechanism within a site, and permits further authentication with smart cards. Microsoft gives a security Configuration utensil that integrates with MMC for convenient management of protection objects within the lively listing services device, and a brand novel Encrypting File device that means that you can designate volumes on which information are instantly stored the usage of encryption.
Novell introduced support for a public-key infrastructure into NetWare 5 the usage of a public certificate schema developed by means of RSA safety that lets you faucet into NDS to generate certificates.
purple Hat offers a simple Kerberos authentication mechanism. With crimson Hat Linux, as with most Unix working programs, the community services will also exist in my feeling controlled to enhance protection. crimson Hat offers Pluggable Authentication Modules as a routine of allowing you to set authentication guidelines throughout classes running on the server. Passwords are included with a shadow file. purple Hat additionally bundles firewall and VPN features.
UnixWare has a set of protection rig referred to as security supervisor that means that you can install varying degrees of intrusion insurance scheme across your network features, from no restrict to turning sum community services off. it's a superb administration time saver, though you might manually adjust the capabilities to achieve the identical outcomes.
balance and frailty tolerance
probably the most function-wealthy NOS is of Little value if it can not withhold a server up and running. home windows 2000 presents application RAID 0, 1 and 5 configurations to provide frailty tolerance for onboard disk drives, and has a developed-in network load-balancing feature that allows for a group of servers to explore fancy one server and share the identical community identify and IP address. The group decides which server will carrier each request. This not simplest distributes the community load throughout a few servers, it also offers frailty tolerance in case a server goes down. On a lesser scale, that you may use Microsoft's Failover Clustering to deliver primary failover functions between two servers.
As with NT 4.0, windows 2000 gives reminiscence insurance plan, which means that each and every process runs in its own section.
There are also backup and restore capabilities bundled with windows 2000.
Novell has an add-on product for NetWare referred to as Novell Cluster features that allows you to cluster as many as eight servers, sum managed from one vicinity the use of ConsoleOne, NetWare management Portal or NWAdmin32. however Novell presently offers no clustering products to give load balancing for applications or file services. NetWare has an problematic reminiscence protection scheme to segregate the reminiscence used for the kernel and applications, and a Storage administration functions module to deliver a tremendously bendy backup and restore facility. Backups will also exist all-inclusive, cover constituents of a volume or deliver a differential picture.
crimson Hat offers a load-balancing product known as piranha with its Linux. This rig provides TCP load balancing between servers in a cluster. There is not any tough restrict to the variety of servers that you could configure in a cluster. crimson Hat Linux also provides utility RAID aid via command line equipment, has reminiscence insurance policy capabilities and gives a rudimentary backup facility.
SCO offers an optional characteristic to cluster a number of servers in a load-balancing ambiance with non-stop Clustering for a elevated stage of fault-tolerance. currently, continuous Clustering helps six servers in a cluster. UnixWare offers utility RAID assist this is managed the usage of SCO's on-line statistics manager characteristic. the entire timehonored RAID levels are supported. computer friends' bundled ArcServeIT 6.6 offers backup and restore capabilities. UnixWare has reminiscence insurance scheme capabilities.
because their testing was conducted earlier than home windows 2000's universal availability ship date, they had been not capable of admiration its complicated-reproduction documentation. The on-line documentation supplied on a CD is huge, efficacious and smartly-equipped, despite the fact an internet interface would exist a worthy deal less demanding to gain use of if it gave more than a few sentences at a time for a particular support theme.
NetWare 5 comes with two manuals: an in depth manual for setting up and configuring the NOS with decent explanations of ideas and features together with an overview of a way to configure them, and a minuscule spiral-sure booklet of short start playing cards. Novell's on-line documentation is very useful.
crimson Hat Linux comes with three manuals - an installing ebook, a getting begun ebook and a reference lead - sum of which might exist effortless to comply with.
despite being probably the most problematic product to installation, UnixWare presents the most useful documentation. It comes with two manuals: a rig lead and a getting started book. The system handbook is a reference for conducting the setting up of the working gadget. It does a worthy job of reflecting this painful journey. The getting began lead is well-written and smartly-equipped. It covers many of the tools vital to configure and maintain the operating gadget. SCO's online documentation looks first-class and is easy to follow.
The bottom line is that these NOSes present a mountainous ambit of features and supply business consumers with an excellent deal of choice concerning how each can also exist utilized in any given corporate network.
in case you wish an excellent, regular direct NOS that can convey commercial enterprise-class capabilities with sum of the bells and whistles conceivable, then home windows 2000 is the strongest contender. although, for top performance, commercial enterprise file and print functions, their checks disclose that Novell leads the pack. if you're willing to pay a far better cost for scalability and reliability, SCO UnixWare could exist a safe guess. but when you want an affordable alternative which will give you bare-bones community functions with first rate efficiency, red Hat Linux can certainly well the invoice.
The choice is yours.
Bass is the technical director and Robinson is a senior technical staff member at Centennial Networking Labs (CNL) at North Carolina condition university in Raleigh. CNL focuses on performance, means and features of networking and server applied sciences and gadget.
Debate will heart of attention on Linux vs. LinuxJanuary 20, 2000Some windows 2000 PCs will leap the gunJanuary 19, 2000IBM throws Linux lovefestJanuary 19, 2000Corel Linux will rush home windows appsJanuary 10, 2000Novell's eDirectory spans platformsNovember sixteen, 1999New NetWare embraces net appsNovember 2, 1999Microsoft sets a date for windows 2000October 28, 1999
related IDG.web studies:
Fusion's discussion board: rectangular off with the carriers over who has the most trustworthy NOS(community World Fusion)How they did it: particulars of the testing(community World Fusion)discover the tuning parameters(network World Fusion)down load the Config information(community World Fusion)The Shootout consequences(network World Fusion)Fusion's NOS elements(network World Fusion)With home windows 2000, NT grows up(community World Fusion)Fireworks anticipated at NOS showdown(community World Fusion)
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Novell, Inc.Microsoft Corp.The Santa Cruz Operation, Inc. (SCO)pink Hat, Inc.
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Compaq laptop Corp. nowadays introduced the supply of its novel cluster, the ProLiant CL1850, together with ProLiant disaster-tolerant stretched clusters for windows NT and ProLiant clusters for SCO UnixWare 7.
The ProLiant CL1850 is a packaged, two-node cluster including a shared RAID storage system. it is attainable in tower or rack mount models and is complemented by using Compaq packaged provider and assist choices. The ProLiant CL1850 is attainable today for windows NT with NetWare clusters available in the first quarter of 2000.
For agencies requiring disaster-tolerant levels of availability, Compaq has announced availability of its stretched clusters for windows NT 4.0. The ProLiant HA/F500 disaster-tolerant cluster permits for servers and storage add-ons to exist separated by up to 10 kilometers and presents a no-single-element-of-failure system to reduce information loss and downtime.
For agencies requiring particularly obtainable SCO environments, the ProLiant Clusters for SCO UnixWare 7 admit works with loads of ProLiant servers to provide the ultimate degree of utility availability and support from basic two-node to superior scalable six-node configurations.
Contact Compaq, (800) AT-COMPAQ, www.compaq.com .
about the author
Scott Bekker is editor in chief of Redmond Channel accomplice journal.
SCO HA Clusters(TM), designed as add-on for SCO OpenServer 6, offers flexible, non-stop, computerized, tremendously attainable clustering admit that allows clients to control and maintain considerable enterprise applications and community capabilities through planned and unplanned downtime. It connects assorted servers together as nodes inside single, high-availability, fail-over cluster, achieving dynamic load balancing, more desirable frailty tolerance, and scalability of TCP/IP based purposes and functions.
normal Press release:
SCO pronounces elevated Availability Clusters for SCO OpenServer 6
SCO OpenServer 6 valued clientele advantage From larger degrees of service and Availability
LINDON, Utah, may additionally 24 -- The SCO neighborhood, Inc. ("SCO") (NASDAQ:SCOX), a leading provider of UNIX(R) utility technology for distributed, embedded and network-primarily based systems, these days announced the availability of SCO HA Clusters(TM), a novel elevated availability clustering product for SCO OpenServer 6. SCO HA Clusters is a versatile, continuous, automatic, totally obtainable clustering admit that enables SCO OpenServer 6 valued clientele to manage and maintain their considerable business purposes and community capabilities via each planned and unplanned downtime. SCO HA Clusters increases the tolerable availability of purposes and captious records through connecting diverse servers together as nodes inside a single, excessive-availability, fail-over cluster.
SCO HA Clusters is purchasable at a reasonably-priced as an add-on for SCO OpenServer 6 featuring shoppers with the rig they necessity to with no peril control and withhold their considerable company services. The energy of SCO HA Clusters on OpenServer 6 additionally allows SCO purchasers to quite simply achieve dynamic load balancing, more advantageous frailty tolerance and scalability of TCP/IP based mostly applications and services. individual servers can even exist combined via SCO HA Clusters into a single cluster, presenting incredibly available access to essential community elements comparable to statistics, functions, community services, and greater.
"while SCO servers are commonly used for his or her reliability and availability, SCO purchasers can now gain the additional advantage and assurance of deploying a professional and resilient HA clustering admit for his or her SCO OpenServer systems," stated Erik Hughes, senior director product administration, The SCO community. "SCO HA Clusters minimizes sudden downtime, saves companies time and funds, and boosts habitual productivity. SCO HA Clusters offers groups with the introduced peace of understanding that their programs could exist up and working around the clock if their main system has a single ingredient of failure."
SCO HA Clusters is bendy and simply managed. With an easy to gain use of graphical interface coupled with configurable timeout parameters, SCO HA Clusters enables groups to readily great-tune failover response sensitivity based on the inescapable needs of the atmosphere. it is additionally compatible with sum RDBM systems, stateless applications and storage architectures in order to effortlessly scale and appropriate because the enterprise IT atmosphere grows and adjustments over time. It requires no particular hardware past that required for the applicable SCO OpenServer 6 working gadget. additionally, SCO HA Clusters is with no peril managed by way of enabling corporations to exploit operations from any energetic server in the cluster, a network-linked UNIX or windows laptop, or remotely from any location via a web browser.
SCO HA Clusters is automatic and offers continuous insurance policy by means of immediately performing sum elements of failover in a brief amount of time together with dismount and remount of storage, IP tackle switching, and application startup. individual purposes can also exist one after the other failed over devoid of annoying other functions for faster, more efficacious recuperation. extra information on SCO HA Clusters can also exist found at www.sco.com/products/clustering/.
in response to SCO's single certification model, SCO HA Clusters is also supported for UnixWare 7.1.4, giving UnixWare clients a summon of clustering options, Reliant HA and SCO HA Clusters.
SCO is now accepting orders for SCO HA Clusters Bundle Packs. groups and corporations attracted to licensing or learning more about SCO HA Clusters can contact a SCO revenue representative at 1-800-SCO-UNIX (1-800-726-8649) or their local SCO reseller. SCO resellers can exist determined by touring partners.sco.com/companion/locator/region.jsp. sum SCO companions should silent contact their distributor for pricing information.
The SCO community (NASDAQ:SCOX) is a number one company of UNIX application expertise for dispensed, embedded and network-based techniques, offering SCO OpenServer for minuscule to medium enterprise, UnixWare for enterprise purposes, and Me Inc. for digital community functions. SCO's highly innovative and professional solutions mitigate thousands and thousands of valued clientele develop their organizations typical, from SCO OpenServer on leading road to UnixWare on Wall street, and past. SCO owns the core UNIX operating device, initially developed by AT&T/Bell Labs and is the unique licensor to Unix-primarily based gadget application providers.
Headquartered in Lindon, Utah, SCO has a world community of lots of resellers and developers. SCO world services offers legitimate localized mitigate and features to companions and consumers. For greater assistance on SCO products and services, visit www.sco.com.
SCO, SCO OpenServer and the linked SCO emblem, are emblems or registered emblems of The SCO group, Inc. within the U.S. and other nations. UNIX and UnixWare are registered emblems of The Open group.
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SCO HA Clusters(TM), designed as add-on for SCO OpenServer 6, provides flexible, non-stop, automated, highly available clustering solution that enables users to manage and maintain captious business applications and network services through planned and unplanned downtime. It connects multiple servers together as nodes within single, high-availability, fail-over cluster, achieving dynamic load balancing, improved frailty tolerance, and scalability of TCP/IP based applications and services.
Original Press Release:
SCO Announces elevated Availability Clusters for SCO OpenServer 6
SCO OpenServer 6 Customers profit From Higher Levels of Service and Availability
LINDON, Utah, May 24 -- The SCO Group, Inc. ("SCO") (NASDAQ:SCOX), a leading provider of UNIX(R) software technology for distributed, embedded and network-based systems, today announced the availability of SCO HA Clusters(TM), a novel elevated availability clustering product for SCO OpenServer 6. SCO HA Clusters is a flexible, non-stop, automated, highly available clustering solution that enables SCO OpenServer 6 customers to manage and maintain their captious business applications and network services through both planned and unplanned downtime. SCO HA Clusters increases the overall availability of applications and captious data by connecting multiple servers together as nodes within a single, high-availability, fail-over cluster.
SCO HA Clusters is available at a low cost as an add-on for SCO OpenServer 6 providing customers with the tools they necessity to easily manage and maintain their captious business functions. The power of SCO HA Clusters on OpenServer 6 also allows SCO customers to easily achieve dynamic load balancing, improved frailty tolerance and scalability of TCP/IP based applications and services. Individual servers can also exist combined through SCO HA Clusters into a single cluster, providing highly available access to captious network resources such as data, applications, network services, and more.
"While SCO servers are known for their reliability and availability, SCO customers can now gain the added profit and assurance of deploying a trustworthy and resilient HA clustering solution for their SCO OpenServer systems," said Erik Hughes, senior director product management, The SCO Group. "SCO HA Clusters minimizes unexpected downtime, saves businesses time and money, and boosts overall productivity. SCO HA Clusters provides businesses with the added peace of understanding that their systems will exist up and running around the clock if their main system has a single point of failure."
SCO HA Clusters is resilient and easily managed. With an easy to use graphical interface coupled with configurable timeout parameters, SCO HA Clusters enables businesses to easily fine-tune failover response sensitivity according to the specific needs of the environment. It is also compatible with sum RDBM systems, stateless applications and storage architectures in order to easily scale and appropriate as the business IT environment grows and changes over time. It requires no special hardware beyond that required for the applicable SCO OpenServer 6 operating system. Additionally, SCO HA Clusters is easily managed by enabling businesses to manage operations from any active server in the cluster, a network-connected UNIX or Windows PC, or remotely from any location via a web browser.
SCO HA Clusters is automated and offers non-stop protection by automatically performing sum aspects of failover in a short amount of time including dismount and remount of storage, IP address switching, and application startup. Individual applications can also exist separately failed over without disturbing other applications for faster, more efficient recovery. More information on SCO HA Clusters can exist found at www.sco.com/products/clustering/.
Based on SCO's single certification model, SCO HA Clusters is also supported for UnixWare 7.1.4, giving UnixWare customers a choice of clustering solutions, Reliant HA and SCO HA Clusters.
SCO is now accepting orders for SCO HA Clusters Bundle Packs. Businesses and organizations interested in licensing or learning more about SCO HA Clusters can contact a SCO sales representative at 1-800-SCO-UNIX (1-800-726-8649) or their local SCO reseller. SCO resellers can exist located by visiting partners.sco.com/partner/locator/region.jsp. sum SCO partners should contact their distributor for pricing information.
The SCO Group (NASDAQ:SCOX) is a leading provider of UNIX software technology for distributed, embedded and network-based systems, offering SCO OpenServer for minuscule to medium business, UnixWare for enterprise applications, and Me Inc. for digital network services. SCO's highly innovative and trustworthy solutions mitigate millions of customers grow their businesses everyday, from SCO OpenServer on main street to UnixWare on Wall Street, and beyond. SCO owns the core UNIX operating system, originally developed by AT&T/Bell Labs and is the exclusive licensor to Unix-based system software providers.
Headquartered in Lindon, Utah, SCO has a worldwide network of thousands of resellers and developers. SCO Global Services provides trustworthy localized support and services to partners and customers. For more information on SCO products and services, visit www.sco.com.
SCO, SCO OpenServer and the associated SCO logo, are trademarks or registered trademarks of The SCO Group, Inc. in the U.S. and other countries. UNIX and UnixWare are registered trademarks of The Open Group.
CONTACT: Blake Stowell, +1-801-932-5703, firstname.lastname@example.org, or Tia Hejny, +1-801-932-5709, Thejny@sco.com, both of The SCO Group
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