the design of memory hierarchies
The Duality of Memory and Communication in the Implementation of a Multiprocessor Operating System
Ngày tải lên :
12/09/2012, 15:05
... in different tasks The memory region specified by address in the vm_allocate_with_pager call will be mapped to the specified offset in the memory object The offset into the memory object is not ... example, the shared memory server may be located on either of the clients’ hosts, or on yet another host In the second frame, each client takes a read fault on the same page of the shared memory ... Components of this structure include the ports used to refer to the memory object, its size, the number of address map references to the object, and whether the kernel is permitted to cache the memory...
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The design of mat foundations
Ngày tải lên :
16/10/2012, 10:43
... below the active soil zone Expansive soils are most prevalent on the Atlantic and Gulf coastal plain and in some areas of the central and western United States Photograph of the construction of the ... Increase of stress under the center of a flexibly loaded rectangular area Therefore, the average pressure increase in the clay layer is, ∆qavg = (92.3 + 4(78.8) + 69.8) = 79 psf The pressure po at the ... 11,000 kN Step Find the soil pressures at the mat invert Find the centroid of the column loads (location of the resultant R) with respect to a new x’y’ coordinate system located at the lower left...
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The neuroethics of memory
Ngày tải lên :
01/11/2013, 09:20
... conception of the good life The permissibility of memory erasure depends, therefore, not only on whether it harms others, but also on the extent of that harm If we have the right to a sphere of liberty, ... been said that hate is not the opposite of love, since both are forms of responding to the individuality of the other The profound indifference that is the product of true forgetting, however, ... near the scene of one of the shootings falsely recalled seeing the sniper in the truck The media picked up on the false recollection, and broadcast descriptions of the truck to t al r eca ll The...
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Tài liệu The Design of Rolling Bearing Mountings P2 ppt
Ngày tải lên :
25/12/2013, 05:17
... table Therefore, the rigidity of the thrust bearings is especially important To increase the rigidity, the thrust bearings are preloaded to 40 kN by Belleville spring washers at the upper end of the ... operating conditions as the expansion of the rotating parts due to the effects of heat and centrifugal force not cause jamming of the outer rings in the housing Lubrication, sealing The bearings are ... until the roller-and-cage assembly runs under a light preload (5 µm) Surface finish and dimensional accuracy of the workpiece mainly depend on the axial rigidity of the spindle headstock and of the...
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Tài liệu The Design of Rolling Bearing Mountings P1 pptx
Ngày tải lên :
25/12/2013, 05:17
... is made up of the weight of the rotor and the two variable top and bottom fan impellers as well as the thrust of these fan impellers They are supported by the upper thrust bearing The radial ... kW; range of speed 11 2,240 min–1 Machining of the housing bore is simplified in that the nominal outside diameters of the radial and thrust bearings are the same The O.D tolerance of the angular ... Bearing selection The selection of the bearings is primarily based on the main thrust, which is directed downwards It is made up of the weight of the rotor and and pump impeller (4 kN), the pump thrust...
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Tài liệu The Design Of Manufacturing Systems P2 docx
Ngày tải lên :
19/01/2014, 18:20
... context of the product The concepts of feature flexibility and feature importance can be used to reduce the redesign solution search space The problem of ranking of the redesign solutions (on the ... so that the designer can easily interact with the system Ranking of Redesign Alternatives Another area requiring research attention in the context of generation of redesign solutions (design advisor) ... Evaluation Typically, the designer designs a product with minimal knowledge about the capabilities and limitations of the manufacturing technology The designer then tries to find out if the design can be...
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Tài liệu The Design Of Manufacturing Systems P1 pptx
Ngày tải lên :
19/01/2014, 18:20
... know the prices of chemicals in the various markets and the operating costs of processes, the problem is then to decide the operating level of each process and amount of each chemical in the list ... for the production of each chemical We might then contemplate the in-house production of some of the required ingredients, forcing us to consider another tier of ingredients and by-products The ... limited The case of shut down of an existing plant results when the variable Wit takes a value of zero after a given time period t The economics of shut down can be modeled by the inclusion of the...
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Tài liệu The Design of Rolling Bearing Mountings P1 docx
Ngày tải lên :
23/01/2014, 04:20
... is made up of the weight of the rotor and the two variable top and bottom fan impellers as well as the thrust of these fan impellers They are supported by the upper thrust bearing The radial ... kW; range of speed 11 2,240 min–1 Machining of the housing bore is simplified in that the nominal outside diameters of the radial and thrust bearings are the same The O.D tolerance of the angular ... Bearing selection The selection of the bearings is primarily based on the main thrust, which is directed downwards It is made up of the weight of the rotor and and pump impeller (4 kN), the pump thrust...
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Tài liệu The Design of Rolling Bearing Mountings P2 pdf
Ngày tải lên :
23/01/2014, 04:20
... roughening of the surfaces (increased running noise) Work end Bearing dimensioning The size of the bearings is dictated by the shaft diameter, which in turn is based on the anticipated vibrations The ... in the rolling gap In order to still achieve the thickness tolerances of the sheets in the micrometer range, the deflection is compensated for by inclining of rolls and and by counterbending of ... this end The two spindle bearings FAG B7030E.T.P4S.UL are mounted in O arrangement The bearings of the UL universal design are lightly preloaded by clamping the inner rings axially The bearing...
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Tài liệu The Theory of the Design of Experiments doc
Ngày tải lên :
25/01/2014, 08:20
... more frequently than “theory of evolution” in the scientific literature Why does the phrase “theory of evolution” appear nearly 16 times as frequently as “theory of ecology” in the scientific literature ... eschew the phrase the theory of evolution.” Granted, evolution is a theoretically more cohesive field than ecology: Genes, the fundamental units of evolution, are uniquely defined in terms of their ... in the mid19th century, as the study of the relationship between organisms and environment, and a century later by Andrewartha and Birch (1954) as the study of the distribution and abundance of...
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Tài liệu The Design Of Manufacturing Systems P2 pptx
Ngày tải lên :
25/01/2014, 13:20
... context of the product The concepts of feature flexibility and feature importance can be used to reduce the redesign solution search space The problem of ranking of the redesign solutions (on the ... so that the designer can easily interact with the system Ranking of Redesign Alternatives Another area requiring research attention in the context of generation of redesign solutions (design advisor) ... Evaluation Typically, the designer designs a product with minimal knowledge about the capabilities and limitations of the manufacturing technology The designer then tries to find out if the design can be...
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Tài liệu The Design Of Manufacturing Systems P1 docx
Ngày tải lên :
25/01/2014, 13:20
... know the prices of chemicals in the various markets and the operating costs of processes, the problem is then to decide the operating level of each process and amount of each chemical in the list ... for the production of each chemical We might then contemplate the in-house production of some of the required ingredients, forcing us to consider another tier of ingredients and by-products The ... limited The case of shut down of an existing plant results when the variable Wit takes a value of zero after a given time period t The economics of shut down can be modeled by the inclusion of the...
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Chapter 15 introduction to the design of electric machinery
Ngày tải lên :
16/02/2014, 18:55
... between the tooth Thus wstR = rstθ st (15.2-31) The width of slot between the base of the tips is taken as the average of the distance of the chord length of the inner corners of the tooth tips at the ... that the reciprocal of wsiR is set to the average of the reciprocals of the chord lengths between inner corners of slot at the top of the slot (under the tooth tip) and the outer corners of the ... leo is the end winding offset, which is the amount of overhang of the end winding between the end of the stator stack and the end winding bundle The end winding offset is a function of the manufacturing...
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Tài liệu The Design of Prestressed Concrete Bridges ppt
Ngày tải lên :
18/02/2014, 18:20
... out of the tumult of data which includes: • • • • • • • • the physical characteristics of the site; the technical aspects concerned with the strength of materials and the theory of structures; the ... for the shape and size of the cut-out The final judgement on a design must rest with the combined response of public and profession The choice of a solution that is expressive of the flow of forces ... reduce the thrust of the roof, it is made of lightweight concrete, of which the density reduces towards the crown Also, the underside of the roof is relieved by caissons, which fulfil the three...
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Tài liệu THE SEARCH FOR OBJECTIVE MEASURES OF AESTHETIC JUDGMENT: THE CASE OF MEMORY TRACES docx
Ngày tải lên :
19/02/2014, 17:20
... with the strength of the memory trace left by the stimuli presented during the learning phase Thus, we defined the strength of the memory trace produced by each target stimulus as the sum of hits ... intention of producing a work of art The experiment reported in this article is clearly in line with the latter trend Second, despite the fact that much of the effort put into the research of aesthetic ... extensive application in the field of psychology of art The next question concerned the choice of semantic scales Eysenck (1940) argued for the existence of a general factor of aesthetic experience,...
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Tài liệu SCRIBE: The design of a large-scale event notification infrastructure? doc
Ngày tải lên :
19/02/2014, 18:20
... the roles of these messages are described in the next sections The following variables are used in the pseudocode: topics is the set of topics that the local node is aware of, msg.source is the ... for topic ½½¼¼ The subscription of node ¼½½½ causes the other two nodes along the route to become forwarders for the topic, and causes them to add the preceding node in the route to their children ... locate the rendez-vous point of a topic If the publisher is aware of the rendez-vous point’s IP address then the PUBLISH message can be sent straight to the node If the publisher does not know the...
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Báo cáo khoa học: "THE DESIGN OF THE KERNEL ARCHITECTURE FOR THE EUROTRA* SOFTWARE" pptx
Ngày tải lên :
08/03/2014, 18:20
... 1982) The elements of the vocabulary of a control language are names of PSs, and the well-formed strings of the language define just those sequences of PS applications which are allowed The user ... It follows that the generator must provide compilations of these defintions in the language of the kernel machine The implementation of the control generator is an adaptation of B a d e n ' s ... know of no language as suitable for the description of data as FP for the description of control The reason is that at this moment, we are insufficiently confident of the basic character of data...
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Rethinking the design of the Internet: The end to end arguments vs. the brave new world docx
Ngày tải lên :
23/03/2014, 03:20
... of the Internet, and of a loss of control by the user Whether one chooses to see these trends as a natural part of the growing up of the Internet or the fencing of the West, they are happening ... either of the first two types of relationship (and therefore the fact or content of communications) In cases where there is a tension among the interests of the parties, our thinking about the ... communications For most of the history of the telephone system, the called telephone (and thus the person answering the phone) had no idea what the number of the caller was Then the “caller ID” feature...
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