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a brief listing of essentially the most transformative items of the past century and a half would encompass the lightbulb, Ford’s model T—and the IBM system/360. This mainframe series perpetually modified the desktop business and revolutionized how groups and governments labored, improving productiveness and making numerous new projects feasible.
in the years main up to its 7 April 1964 launch, besides the fact that children, the 360 was one of the crucial scariest dramas in American business. It took a virtually fanatical commitment in any respect levels of IBM to bring about this brilliant assortment of machines and application. while the technological innovations that went into the S/360 had been important, how they have been created and deployed bordered on disaster. The enterprise skilled what science coverage knowledgeable Keith Pavitt referred to as “tribal struggle”: americans clashing and taking part in a hastily growing to be company with unstable, and in some circumstances unknown, applied sciences, as uncertainty and ambiguity dogged all the protagonists.
ultimately, IBM was large and distinct adequate in skill, staffing, financing, and materiel to prevail. In an almost entrepreneurial vogue, it took capabilities of rising technologies, no be counted where they have been observed in the enterprise. In hindsight, it seemed a sloppy and sick-recommended endeavor, chaotic in execution and yet brilliantly a hit. We are living in an age that celebrates innovation, so analyzing situations of how innovation is finished can handiest illuminate our knowing of the system.
by the conclusion of the Nineteen Fifties, computer users faced a seemingly intractable difficulty. Had it no longer been solved, it might have prevented computers from fitting common, and any thoughts of dwelling in an suggestions Age would were fiction.image: IBM The S/360 turned into designed to exchange IBM’s 1401 mainframe, which became conventional however couldn’t be elevated or upgraded.
groups have been buying computer systems in awesome numbers, automating most of the historical punch card operations and doing greater with information processing. The recognition of the IBM 1401 illustrates the rapid adoption of computing. Over 12,000 of these techniques had been bought from their introduction in 1959 to 1971, when IBM retired the road.
With the 1401 so dominating the laptop business, any problems with it were severe. one among them changed into that the 1401 became too small.
clients discovered these machines so valuable that they stored piling more work on them, reaching the gadget’s capacity. They then had three alternatives: circulate to a much bigger IBM equipment, akin to an IBM 7000, install a competitor’s gadget, or purchase greater 1401s. None of those alternatives changed into captivating. To exchange to a much bigger system required rewriting software, considering the fact that the historical software would no longer work on a different class of computer. The can charge of rewriting could conveniently exceed the economic merits of moving to a bigger machine. Such a change also referred to as for retraining team of workers or hiring new workforce customary with the new device. including more units of the same device changed into equally unattractive as a result of every unit required reproduction staff, equipment, and preservation of hardware and application. consumers wanted methods that were “upgradable” or “suitable,” such that as their needs grew, they may bring in larger machines however nonetheless run the same utility and peripheral gadget. in the Fifties and early 1960s, it become a desire, and for carriers an aspiration.
IBM had worse complications than its purchasers did. The 1401s were proving so standard that engineers in Endicott, N.Y., which had developed the gadget, resisted attempts by way of their counterparts in Poughkeepsie to construct better computers, leading to starting to be rivalry between the two groups. As one engineer recalled, “So intense become it that sometimes it seemed to exceed the contention with external opponents.” programs made by using Poughkeepsie would not run courses written for the 1400 sequence. clients eager to movement from the smaller 1400s to the better Poughkeepsie machines put expanding drive on IBM to give compatibility. Senior administration needed to deal with the costs of sustaining R&D for a half-dozen incompatible product strains and practicing IBMers to sell and preserve so many methods.
Consensus grew that IBM necessary to get right down to one gadget to simplify production, in the reduction of the charge of R&D, and be greater competitive towards a becoming array of opponents. If valued clientele needed to improve in the early Nineteen Sixties, they may simply as with ease move to a competitor’s desktop, given that they might have to rewrite their utility anyway.
The power of compatibility turned into proven within the fall of 1960, when IBM delivered the extra effective 1410 to substitute the 1401. application and peripheral machine for the 1401 worked with the newer desktop. customers and IBM sales loved that truth. Poughkeepsie’s engineers had been near completing work on a collection of four computer systems known because the 8000s that have been suitable with the 7000s.photograph: IBM To get the S/360 off the floor, T. Vincent Learson compelled engineering factions within IBM to cooperate.
T. Vincent Learson—referred to as Vin or T.V.—was in charge of future product construction because the vice president of manufacturing and construction. A proficient issue solver, he knew he had to move promptly to spoil down the competition between Endicott and Poughkeepsie. IBM’s CEO at the time, Thomas J. Watson Jr., later described what took place: “He did it with the aid of applying a administration technique referred to as ‘abrasive interplay.’ This means forcing individuals to swap facets: taking the precise engineer from the small-computing device division and making him boss of the greatest building crew in the large-laptop division. lots of people thought this made about as a good deal sense as electing Khrushchev president.”
Learson changed the Poughkeepsie manager in charge of the 8000 venture with Bob O. Evans, who had served because the engineering supervisor for the 1401 and 1410. Evans preferred compatibility throughout all future products. After ninety days in his new position, Evans counseled that work on the 8000s be stopped and that both sites begin working “to boost a total cohesive product line.” He also proposed a daring new base technology for all future techniques, referred to as solid good judgment know-how (SLT), to make IBM’s machines extra aggressive.
Frederick P. Brooks Jr., who led the design group for the 8000, fought lower back. Evans and Brooks were formidable opponents. the two engineers both had years of event running engineering and product development activities at IBM, and that they were articulate and incredibly respected with the aid of their staffs and senior administration. Brooks changed into not as excessive rating as Evans, so Learson brought in Jerrier A. Haddad, who had spent the old two years in cost of the advanced Engineering building Division, to look at the proposed techniques of Evans and Brooks. Haddad suggested going with Evans’s ideas, and Learson killed the 8000 assignment in may also 1961.
Bob Evans automatically asked Brooks to strengthen the plan for a appropriate family of computer systems. Brooks become flabbergasted, however he accredited, and with that the two engineering communities stopped feuding and began collaborating. there were nonetheless opponents within the company, however no matter—the trajectory towards a typical equipment had been set.photos: IBM Bob O. Evans [left] advised killing IBM’s greater 8000 mainframe in choose of a brand new line of suitable computers. Frederick P. Brooks Jr. [middle], who led the 8000’s design, objected, but Jerrier A. Haddad [right] sided with Evans. Evans then requested Brooks to work on the new line, which became the S/360.
Learson additionally assigned John W. Haanstra, president of the popular items Division, which produced the 1400s, to chair an inside assignment drive referred to as unfold (for techniques Programming, research, Engineering, and construction), with Evans as vice chair. Brooks later joined the task drive. In December 1961, the community introduced its technical techniques.
Their report referred to as for five compatible computers, labeled processors (described because the computer, its reminiscence, and channels to hook up with peripheral device). The software and peripherals for one processor had been to work with all different processors. The plan referred to as for the use of ordinary hardware and application interfaces between computer systems and peripherals, equivalent to between disk drives and tape drives connecting to computers, in order that the peripherals didn't should be swapped out when a brand new processor turned into put in. The concepts grew to become the foundation for the system/360.
because so a lot would be new, the processors would now not be suitable with IBM’s present items. That became an highly critical point. customers moving to the brand new IBM machines would have to rewrite current software just once to get on the course of the brand new system.
Then, IBM acquired a lucky break. As one engineer wrote, “nearly miraculously [Evans’s] vision of the new product line became saved via a last-minute technical accomplishment. In mid-1963, engineers in the Poughkeepsie and Endicott laboratories had begun exploring the opportunity of including special microcode to the handle retailers of computers to increase their performance when simulating prior IBM computer systems.” This feature would allow 1401 application to run within the two smaller models of the proposed new equipment, simplest faster. earnings got on board, and its executives all started pressuring R&D and manufacturing management for early introduction of the new processors.
Watson recognized what changed into at stake, as he recalled in his memoirs:
From the beginning we faced two hazards, either of which became adequate to retain us wakeful at evening. First there changed into the task of coordinating the hardware and application design work for the new line. We had engineering groups far and wide the united states and Europe working simultaneously on six new processors and dozens of new peripherals…but within the end all of this hardware would have to plug collectively. The utility become a bigger hurdle nonetheless. to ensure that device/360 to have a typical character, a whole bunch of programmers needed to write tens of millions of traces of desktop code. no one had ever tackled that complex a programming job, and the engineers have been under high-quality power to get it completed.
A 2nd set of problems worried manufacturing the electronic components for the brand new systems. The electronics trade was starting to work on built-in circuits, and the new computers have been going to be stuffed with these new add-ons. To be independent, IBM had to make its personal. It proved to be a pricey proposition.
ultimately, the company administration committee, together with Watson and the board of directors, sucked in a deep breath and accepted the spread options. IBM was off to the races within the wildest experience of its background.
IBM could not conceal what become going on. New personnel flocked to Endicott, Poughkeepsie, and other labs and vegetation. purchasers heard rumors, the computer press turned into speculating, and executives at GE, Honeywell, Sperry Univac, and somewhere else had been attempting to count on what IBM would do.
At IBM, nobody seemed satisfied with growth on the new equipment. Engineering, manufacturing, earnings, and corporate workforce had been in lots of instances working 100-hour weeks. Engineers moved cots into their places of work. When Watson stopped in to see how programming became going, an engineer yelled at him to get out so he could work. The chairman of IBM beat a hasty retreat.photographs: IBM On 7 April 1964, a instruct from ny city’s Grand central Terminal shuttled journalists to Poughkeepsie, the place IBM chairman Thomas J. Watson Jr. officially unveiled the equipment/360.
all of it grew to become public at midday jap time in the u.s. on 7 April 1964. Over 100,000 purchasers, reporters, and technologists met in a hundred sixty five U.S. cities, while others gathered round across the world the next few days to listen to the news. As Watson declared at a press conference in Poughkeepsie, it turned into “essentially the most vital product announcement in the company’s history.”picture: Mark Richards/computer historical past Museum among the device/360’s 44 peripherals become the 2311 disk storage force. every detachable disk pack saved 7.25 megabytes.
On that day, IBM brought a intellect-boggling one hundred fifty new items: 6 computers; 44 peripherals, including tape drives, disk drives, printers, and control gadgets; and a promise to supply the software necessary to make everything work together. the clicking packet changed into an inch thick, and manuals describing all of the machines, add-ons, software, and their setting up and operation crammed more than 50 linear ft.
The relevant characteristic of the equipment/360 changed into, of direction, its compatibility. A starting to be statistics center might installation a small 360 desktop and later upgrade to a bigger one with out rewriting software or changing peripheral machine. as soon as universal with the gadget, one didn't need to learn a pretty good deal extra to deal with an upgrade. The identify 360 turned into chosen to indicate the conception of 360 levels, masking every little thing.
within the first month following the S/360 announcement, valued clientele international ordered over a hundred,000 techniques. to put that quantity in viewpoint, in that identical 12 months in the uk, all of Western Europe, the united states, and Japan, there were a bit of greater than 20,000 computer systems of any type installed. the primary deliveries of the smaller machines were promised for the third quarter of 1965, and deliveries of the higher ones within the first quarter of 1966. The prolong between announcement and transport date gave valued clientele time to make a decision which fashions to purchase, get them accepted and budgeted, plan on where to condo them, coach body of workers, complete application remediation, and so on. With the April announcement, IBM purchased itself two years to make good on its guarantees and knock rivals again on their heels.
From 7 April to when the enterprise all started delivering machines to customers, IBM entered the most bad, severe, and challenging period of its heritage. The company spent US $5 billion (about $40 billion these days) to boost the device/360, which on the time changed into greater than IBM made in a year, and it could eventually rent greater than 70,000 new worker's. every IBMer believed that failure supposed the dying of IBM.
As Watson later recalled, “no longer all of the device on display [on 7 April] turned into precise; some units had been simply mockups manufactured from timber. We defined that to our visitors, so there become no deception. but it changed into a deadly reducing of corners—not the way I feel enterprise should be achieved—and an uncomfortable reminder to me of how a ways we had to go earlier than we could call the software successful.”
Watson assigned his brother, Arthur, to manipulate engineering and manufacturing going forward. Learson would run revenue for the brand new gadget, “twisting the tails of our salesmen.” Tom Watson Jr. concept Learson had the extra difficult task. The risk of consumers converting to a person else’s machines in preference to to the S/360 drastically worried Watson.picture: IBM IBM promised to start delivering the first S/360 machines in the third quarter of 1965. creation problems emerged presently.
as the number of orders for the S/360 kept increasing, manufacturing changed into asked in 1965 to double creation. One production manager noted it couldn't be achieved and changed into changed. satisfactory declined. one of the most electronic circuits inside an SLT, for example, have been now not comprehensive, so electrons couldn't go where they were speculated to. by way of the end of the year, the first-rate control branch had impounded 25 p.c of all SLT modules, bringing construction to a halt.photo: IBM With the S/360, IBM brought its solid common sense technology (SLT), a precursor to built-in circuits. Doubling the creation of the S/360 in 1965 resulted in defects in a quarter of the SLT modules.
After the problems have been solved, manufacturing proceeded in 1966, leading to 90 million SLT modules bring produced, in comparison to simply 36 million the old yr. IBM opened a new plant in East Fishkill, simply south of Poughkeepsie, which made extra semiconductor devices than all other manufacturers global mixed. construction also increased to new amenities in Burlington, Vt., and in Corbeil-Essonnes, France.
To resolve manufacturing complications with the ferrite-core recollections, IBM installation a plant in Boulder, Colo., in 1965. but it took the craftsmanship of laborers in Japan to get the creation of reminiscences up to the necessary amounts and nice.image: Mark Richards/desktop historical past Museum The S/360’s ferrite-core reminiscence also proved extraordinarily problematic to fabricate. This plane incorporates 1,536 reminiscence cores.
As manufacturing grew to be a worldwide effort, new problems arose in coordinating actions and fabricating machines. Arthur Watson had some adventure managing IBM’s small factories outside the united states but none with resolving engineering complications, let alone large world problems in construction and manufacturing. He turned into out of his league, and his brother challenged him to unravel the complications. meanwhile, Learson and his sales groups wanted additional improvements to the product line. members of the family between Learson and Arthur fully deteriorated. In October 1964, IBM introduced significant delays in shipping products.
Tom removed Arthur from his job and became over his tasks to Learson, who in turn introduced in four engineering managers to punch throughout the problems. Nicknamed the “four horsemen,” that they had full authority global for getting the S/360 manufactured and delivered to customers. Their collection of problems, one of the managers cited later, turned into “an absolute nightmare,” “a gray blur of 24-hour days, seven days per week—in no way being home.” And yet, in five months, they'd labored out enough of the issues to birth meeting start dates. In January 1966, Learson became president of IBM.photographs: IBM dealing with unacceptable production delays, Learson introduced in [left to right] Henry E. Cooley, Clarence E. Frizzell, John W. Gibson, and John Haanstra, who sorted out manufacturing problems global and bought the S/360 back on course.
Arthur became shunted into the role of vice chairman. His profession changed into broken, and he retired in 1970. In his memoirs, Tom Watson Jr. admitted to being in a nearly continual panic from 1964 to 1966 and deeply regretted his medicine of Arthur. “I felt nothing however shame and frustrations at the means I’d handled him…. because it become, we remade the computer business with the equipment/360, and objectively it become the foremost triumph of my company profession. but on every occasion I look lower back on it, I think about my brother I injured.”
utility problems additionally slowed creation of the 360. The software construction body of workers was described as being in “disarray” as early as 1963. The operating equipment, called OS/360, struggled to run multiple job at a time, which become basic to creating the S/360 quickly and productive. other problems surfaced with telecommunications and with application courses. Programming help became one more contentious concern.
Fred Brooks volunteered to aid, and IBM introduced 1,000 americans to the operating gadget undertaking, costing the enterprise more for utility in twelve months than had been deliberate for the total construction of the S/360 gadget. but throwing more programmers on the venture didn't support. according to the S/360 journey, Brooks would later extend on that theme within the mythical Man-Month (Addison-Wesley, 1975), nevertheless one of the most widely read books on computing. The software would take years to finished, however in the end it worked well sufficient to preserve the shipping extend to one month.picture: IBM A equipment/360 arrives at Tokai financial institution in Japan. Demand for computing grew highly within the years following the S/360’s launch.
despite the expenses and anxiousness, in 1965—the year IBM had committed to transport the first units to customers—it managed “by some miracle” (Watson’s words) to convey hundreds of medium-size S/360s. Their nice did not always fit the customary design requisites. Shortages of ingredients, other materials that didn't work, and utility filled with bugs spread to many countries. well-nigh every initial client encountered complications.
branch workplaces have been hiring systems engineers to assist. SEs were faculty graduates, constantly with technical levels, who knew how to debug software and assisted the revenue drive in promoting and helping computers. The SEs heroically tackled S/360’s software complications, while container engineers, who installed equipment, mounted hardware problems. Salesmen calmed their purchasers, whereas department managers labored to hold their staffs inspired and focused.
And despite the various problems, “clients have been nonetheless ordering 360s faster than we may construct them,” Watson recalled, forcing birth dates out as a good deal as three years. by means of the end of 1966, shoppers had taken birth of 9 models of the S/360, for a complete of seven,700.
IBM’s rivals replied. Burroughs, GE, Honeywell, NCR, and Sperry Rand, operating largely within the united states, CII in France, and ICT (later ICI) in fantastic Britain brought systems appropriate with one yet another’s machines, but not appropriate with IBM’s. A second, smaller community selected to manufacture machines that were compatible with IBM’s, together with RCA and others in Europe and Japan, counting on RCA’s licenses.photograph: IBM NASA purchased a few S/360s, including this one at Goddard house Flight middle. several others at mission handle in Houston had been used to computer screen Apollo eleven.
five years later, the worldwide inventory of put in IBM computers had grown to $24 billion, while that of opponents had reached $9 billion. In different phrases, IBM’s S/360 increased universal demand for computing so hugely that it raised all boats. The business’s annual increase within the second half of the 1960s turned into in double digits 12 months over 12 months, as many thousands of companies extended their use of computer systems. Demand for computing grew on account of the technological improvements brought forth via IBM, but additionally as a result of users have been accumulating satisfactory event to take into account a computer’s price in riding down costs and performing new capabilities.
IBM also grew, more than doubling from 127,000 personnel worldwide in 1962 to 265,000 by the end of 1971. salary rose from $three.2 billion in 1964 to $8.2 billion in 1971.photograph: IBM The S/360 strengthened IBM’s domination of the global desktop company. One govt, asked whether the business would ever take on yet another such assignment, replied, “Hell no, on no account once again.”
because the S/360 became the coronary heart of lots computing by means of the end of the 1960s, its users constituted a global of their own. heaps of programmers only knew a way to use software that ran on S/360s. further hundreds of records-processing personnel had labored simplest with IBM gadget, including keypunch machines, printers, tape drives, disk drives, and application, which in lots of situations took years to grasp. by using the early Seventies the computing house became largely an IBM world on each side of the Atlantic, in the rising markets in Latin the united states, and in Japan.
Years later, when asked no matter if IBM would ever engage in such a massive venture again, one govt barked out, “Hell no, under no circumstances once more.” Watson tilted towards an identical reaction. Commenting in 1966, he spoke of, “At our dimension, we will’t go 100 percent with anything else new once again,” meaning anything that huge. After the 360, Watson made it a policy “not ever to announce a new technology to be able to require us to devote more than 25 p.c of our production to that technology.”
The generation that brought out the S/360 remained pleasing within the company, a distinct clan bonded ferociously to IBM. Careers had been made and damaged, own lives and marriages upended. IBMers did not recognize at the time how significantly their products would alternate the area, however we do.
this article is in response to excerpts from IBM: the upward thrust and Fall and Reinvention of a world Icon (MIT Press, 2019).
James W. Cortada is a senior analysis fellow at the university of Minnesota’s Charles Babbage Institute. He labored at IBM for 38 years in income, consulting, managerial, and analysis positions.
ZURICH, Jan. 22 /PRNewswire-FirstCall/ -- IBM (NYSE: IBM) researchers nowadays introduced they have got verified an international record in areal data density on linear magnetic tape – a big replace to probably the most laptop industry's most resilient, official and within your budget statistics storage technologies.
(logo: http://www.newscom.com/cgi-bin/prnh/20090416/IBMLOGO )
This breakthrough proves that tape expertise can enhance capability for years to come, which has crucial implications, as tape storage methods are more power efficient and reasonably priced than hard disk pressure storage methods. because the actual world turns into more and more networked with sensors, titanic amounts of facts are accrued in quite a few formats from clinical images to safety digicam feeds to give chain sensors to financial records. All of this records has to be archived, replicated for catastrophe healing, and/or retained or regulatory compliance.
The scientists at IBM analysis – Zurich, in cooperation with the FUJIFILM enterprise of Japan, recorded facts onto an advanced prototype tape, at a density of 29.5 billion bits per rectangular inch – about 39 instances the areal records density of trendy most normal business-usual magnetic tape product*. To achieve this feat, IBM research has developed a few new vital technologies, and for the previous three years labored carefully with FUJIFILM to optimize its subsequent-generation dual-coat magnetic tape in line with barium ferrite (BaFe) particles.
"This enjoyable fulfillment suggests that tape storage is alive and strong and should continue to give users reliable facts insurance plan, while conserving a price advantage over different storage technologies, including difficult disk drives and flash," said Cindy Grossman, vice president, IBM Tape and Archive Storage programs.
These new technologies are estimated to allow cartridge capacities that could dangle as much as 35 trillion bytes (terabytes) of uncompressed statistics**. this is about 44 instances*** the skill of modern-day IBM LTO era 4 cartridge. A potential of 35 terabytes of facts is adequate to shop the textual content of 35 million books, which might require 248 miles (399 km) of bookshelves.
"This tape storage density demonstration represents a step towards establishing technologies to obtain tape areal recording densities of 100 billion bits per square inch and past. Such applied sciences might be quintessential to sustain with the rapid raise in digital advice. IBM is within the enjoyable position to help shoppers keep, retain and analyze the wealth of facts amassing, and as a result aid them achieve efficiencies and advantages in the way they do business," comments Evangelos Eleftheriou, IBM Fellow.
critical business statistics is frequently contained in computerized tape libraries, where one or extra tape drives carrier dozens to thousands of tape cartridges. high-conclusion tape libraries can save petabytes – millions of gigabytes – of tips. On a per-gigabyte basis, tape programs currently charge about one-fifth to one-tenth of a hard disk power (HDD) storage methods, depending on the size. additionally, tape is by way of a ways one of the most power-efficient storage technologies purchasable today.
For the previous a few years, scientists from IBM analysis - Zurich have dramatically more advantageous the precision of controlling the position of the study-write heads, leading to a more than 25-fold boost within the variety of tracks that can be squeezed onto the half-inch-extensive tape. in addition, they have got developed new superior detection enrich the accuracy of studying the tiny magnetic bits, thereby reaching an increase within the linear recording density of more than 50 p.c. an extra key enabling technology for reaching the necessary music-observe performance in this demonstration was a new, low-friction examine-write head developed by IBM research – Almaden, which has additionally been participating with FUJIFILM to advance subsequent-era media.
IBM has an extended heritage of innovation in magnetic-tape statistics storage. Its first industrial tape product, the 726 Magnetic Tape Unit, was introduced practically 60 years ago. It used reels of half-inch-vast tape that every had a skill of about 2 megabytes. The areal density demonstration introduced today represents a potential boost in ability of 17,500,000 instances in comparison with IBM's first tape power product. This announcement reaffirms IBM's persevered dedication and leadership in magnetic tape know-how.
Technical details: IBM's world-checklist fulfillment leverages tremendous advancements in 4 areas of the magnetic tape equipment:
1. New excessive-density, dual-lined particulate magnetic tape: Developed with the aid of FUJIFILM business enterprise in Japan in close collaboration with IBM analysis scientists, this next-era edition of its NANOCUBIC(TM) tape makes use of a new ultra-quality, perpendicularly-oriented barium-ferrite magnetic medium that allows for high-density facts recording with out using costly metallic sputtering or evaporation coating methods.
2. superior servo control technologies for extremely correct head positioning: Three new servo manage applied sciences have been developed with the aid of IBM analysis - Zurich, leading to a more than 25-fold raise within the number of records tracks that can be squeezed onto the half-inch-vast tape: 1) a brand new servo pattern, enabling the generation of excessive-bandwidth nanometer-scale position suggestions; 2) a brand new formula for detecting and decoding the position counsel encoded in the servo sample, and 3) superior state-space-based manage concepts that, combined with the different two technologies, culminated within the demonstration of an exceptionally specific tune-follow performance of under 24 nm common deviation from the goal tune position. These applied sciences were instrumental in reducing the tune width to below 0.45 micrometers.
three. inventive sign-processing algorithms for the facts channel: An advanced statistics study channel according to a new records-dependent noise-predictive, maximum-likelihood (DD-NPML) detection scheme become developed at IBM analysis - Zurich to permit the correct detection of the facts regardless of the reduction within the signal-to-noise ratio on account of using an ultra-narrow 0.2-µm statistics reader head. With this technique, which additionally takes the noise characteristics of FUJIFILM's BaFe medium into consideration, a linear density increase of greater than 50 % relative to LTO era 4 was accomplished.
4. Low-friction GMR (large magnetoresistive) read/write head assemblies: Two new head technologies have been developed by means of the tape construction and analysis teams at IBM analysis - Almaden, specifically, a brand new decreased-friction head assembly that enables using smoother magnetic tapes and an superior GMR head module incorporating optimized servo readers. These head applied sciences had been vital for reaching the necessary tune-comply with performance mentioned above.
*The demonstration become carried out at product-stage tape speeds (2 meters per second) and completed error prices which are correctable the use of normal error-correction techniques to fulfill IBM's efficiency specification for its LTO technology four items.
**observe that this calculation assumes a roughly 12% increase in tape size because of the decreased medium thickness.
***note that this has been rounded up from forty three.75 instances
For extra tips about IBM analysis, discuss with www.ibm.com/research
March 28, 2018 Dan Burger
IBM has brought two virtual tape libraries designed for IBM i environments to its reseller checklist. The VTLs, produced by means of Dynamic options overseas, are designed for agencies using deduplication for data storage in circumstances where data is impulsively increasing and statistics storage investments are being preserved. The VTLs are anticipated to fill a gap that IBM’s ProtecTIER appliances had been unable to serve.
As records storage necessities increase, storage modules can also be brought to present options, which allows facts storage to scale. Dynamic solution overseas‘s model DSI425-D24 become designed for small and midsize IBM i environments, while the DSI420-EVD became designed for gigantic midsize to commercial enterprise-sized IBM i environments. both models are decrease-priced alternate options to IBM’s ProtecTIER household of statistics de-duplication appliances, which haven’t sold neatly, peculiarly within the small to midsize market on account of a excessive stage of complexity and excessive expenditures. To serve this market stronger, there’s even a migration path from ProtecTIER to DSI VTLs for retailers that are already waist deep in ProtecTIER complexities.
The 425 sequence comprises three fashions: the D04, D16 and D24. each makes use of the Intel Xeon E5-2620 v3 processor and has self-encryption drives.
The D04 has logical storage from 5 TB to 20 TB (assuming a conservative 5:1 dedupe ratio), actual storage of 1.2 TB, 32 GB memory, and two 8 GB ports. it may well tackle 256 digital tape drives and four,000 digital tape cartridges. It’s a 1U kind component.
The D16 has logical storage from 10 TB to eighty TB (assuming a conservative 5:1 dedupe ratio), physical storage of 4 TB, 96 GB memory and two 16 GB Fibre Channel ports. it may tackle 1,024 virtual tape drives and 64,000 digital tape cartridges. It’s a 2U kind element.
The D24 has logical storage from 10 TB to 120 TB (assuming a conservative 5:1 dedupe ratio), actual storage of four TB, 96 GB memory and two sixteen GB Fibre Channel ports. it could possibly handle 1,024 virtual tape drives and sixty four,000 digital tape cartridges. It’s also a 2U kind factor.
software choices for the DSI425 series consist of DSI Conductor and DSI Tracker, which provide file tracking and added automation.
IBM i retail outlets can install high availability environments via pairing two DSI425-D24 home equipment, every with the ability to scale as much as 24 TB of physical cupboard space. The D24 model comprises disk storage for deduplicated records.
commercial enterprise-stage shops will take a more in-depth seem at the scalability of the DSI420-EVD, which avoids the removing of ancient storage when additional storage modules are connected. This model requires external disk storage arrays to keep the deduplicated records. it could actually scale as much as multi-petabytes of physical means.
For the huge retail outlets, external storage is required, akin to IBM Storwize V5000, V7000, or the IBM SAN volume Controller.
The 420 collection is a single mannequin powered via the Intel Xeon E5-2670 v3 processor. Its internal storage skill is 600 GB, with four Fibre Channel ports and 4 GbE ports. It handles 128 digital libraries, 1,024 virtual tape drives, and 64,000 virtual tape cartridges. The DSI420-S32 comes with encryption-at-rest and encryption-in-movement.
DSI offers product aid options for one to five years with the purchase of DSI VTL products. complete hardware and software degree 1, 2, and 3 technical help and troubleshooting counsel are available for customers within the bought help period.
As we’ve considered all through the previous dozen years, VTLs are established as a well-liked part in a lot of storage concepts. Their most effective fit appears to be in businesses consolidating distinct backup contraptions (always tape drives) with a single machine that may support numerous systems.
although many VTL vendors claim to assist IBM i, few design their techniques to work with the platform or give the technical talents to help consumers’ implementations. Dynamic options is one supplier that has done the work to aid IBM i.
For extra tips, see the Dynamic solutions spec sheet at this hyperlink or the IBM utility Announcement here.connected stories
Dynamic solutions Lowers cost For Entry-level VTL
DSI Tries Virtualized Backup and recuperation for vigor techniques
Dynamic solutions Launches New VTLs for IBM i
seller Patches VTLs so you Don’t have to
DSI goals IBM i shops with VTL options
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March 28, 2018 Dan Burger
IBM has added two virtual tape libraries designed for IBM i environments to its reseller list. The VTLs, produced by Dynamic Solutions International, are designed for companies utilizing deduplication for data storage in circumstances where data is rapidly expanding and data storage investments are being preserved. The VTLs are expected to fill a niche that IBM’s ProtecTIER appliances have been unable to serve.
As data storage requirements increase, storage modules can be added to existing solutions, which allows data storage to scale. Dynamic Solution International‘s model DSI425-D24 was designed for small and midsize IBM i environments, while the DSI420-EVD was designed for large midsize to enterprise-sized IBM i environments. Both models are lower-priced options to IBM’s ProtecTIER family of data de-duplication appliances, which haven’t sold well, especially in the small to midsize market because of a high level of complexity and high prices. To serve this market better, there’s even a migration path from ProtecTIER to DSI VTLs for shops that are already waist deep in ProtecTIER complexities.
The 425 series includes three models: the D04, D16 and D24. Each uses the Intel Xeon E5-2620 v3 processor and has self-encryption drives.
The D04 has logical storage from 5 TB to 20 TB (assuming a conservative 5:1 dedupe ratio), physical storage of 1.2 TB, 32 GB memory, and two 8 GB ports. It can handle 256 virtual tape drives and 4,000 virtual tape cartridges. It’s a 1U form factor.
The D16 has logical storage from 10 TB to 80 TB (assuming a conservative 5:1 dedupe ratio), physical storage of 4 TB, 96 GB memory and two 16 GB Fibre Channel ports. It can handle 1,024 virtual tape drives and 64,000 virtual tape cartridges. It’s a 2U form factor.
The D24 has logical storage from 10 TB to 120 TB (assuming a conservative 5:1 dedupe ratio), physical storage of 4 TB, 96 GB memory and two 16 GB Fibre Channel ports. It can handle 1,024 virtual tape drives and 64,000 virtual tape cartridges. It’s also a 2U form factor.
Software offerings for the DSI425 Series include DSI Conductor and DSI Tracker, which provide file tracking and added automation.
IBM i shops can set up high availability environments by pairing two DSI425-D24 appliances, each with the capability to scale up to 24 TB of physical storage space. The D24 model includes disk storage for deduplicated data.
Enterprise-level shops will take a closer look at the scalability of the DSI420-EVD, which avoids the removal of old storage when additional storage modules are attached. This model requires external disk storage arrays to store the deduplicated data. It can scale up to multi-petabytes of physical capacity.
For the big shops, external storage is required, such as IBM Storwize V5000, V7000, or the IBM SAN Volume Controller.
The 420 series is a single model powered by the Intel Xeon E5-2670 v3 processor. Its internal storage capacity is 600 GB, with four Fibre Channel ports and four GbE ports. It handles 128 virtual libraries, 1,024 virtual tape drives, and 64,000 virtual tape cartridges. The DSI420-S32 comes with encryption-at-rest and encryption-in-motion.
DSI provides product support options for one to five years with the purchase of DSI VTL products. Comprehensive hardware and software level 1, 2, and 3 technical support and troubleshooting assistance are available for customers within the purchased support period.
As we’ve seen during the past dozen years, VTLs are established as a popular component in numerous storage strategies. Their best fit seems to be in organizations consolidating multiple backup devices (usually tape drives) with a single device that can support a variety of platforms.
Although many VTL vendors claim to support IBM i, few design their systems to work with the platform or provide the technical expertise to support customers’ implementations. Dynamic Solutions is one vendor that has done the work to support IBM i.
For more information, see the Dynamic Solutions spec sheet at this link or the IBM Software Announcement here.RELATED STORIES
Dynamic Solutions Lowers Cost For Entry-level VTL
DSI Tries Virtualized Backup and Recovery for Power Systems
Dynamic Solutions Launches New VTLs for IBM i
Vendor Patches VTLs So You Don’t Have To
DSI Targets IBM i Shops with VTL Solutions
Tech Data Corporation, a provider of IT products, logistics management and other value-added services, has formed a partnership with IBM to sell the manufacturer's line of TotalStorage Linear Tape-Open (LTO) Ultrium drives and autoloaders.
"IBM chose to work with Tech Data because of the tremendous growth opportunity with the distributor's established customer base in the storage and high-end networking arena," said Denise Buonaiuto, VP Worldwide Channel Sales. "This partnership gives us a valuable opportunity that will allow our products to embrace the reseller channel."
Tech Data said the IBM products complement the range of high-end storage technologies available through Tech Data's Networking Solutions Specialized Business Unit, which provides technology resellers with consultative product solutions and services aligned to the specific needs of this market segment.
Through Tech Data's newly launched Networking Services Organization, the company said resellers will work closely with the distributor's field sales and vendor product representatives to develop IBM LTO backup solutions for their accounts. Tech Data also plans to offer value-added services that include dedicated technical support, educational roadshows, and comprehensive solutions packages.https://o1.qnsr.com/log/p.gif?;n=203;c=204660765;s=10655;x=7936;f=201812281308090;u=j;z=TIMESTAMP;a=20400368;e=i
"IBM's line of LTO products allow businesses to store critical enterprise data without drastically increasing their operational costs," said Roy Appelbaum, vice president and general manager of high-end networking and storage technologies. "Resellers are looking to industry leaders like IBM to provide world-class products to develop storage solutions."
LTO technology, developed by IBM, Hewlett-Packard, and Seagate, provides enterprise-wide data protection by accommodating a range of tape storage requirements from single-server to complex networked environments in both fast-access and high-capacity formats.
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