DISTRIBUTED SYSTEMS principles and paradigms Second Edition phần 3 pptx

DISTRIBUTED SYSTEMS principles and paradigms Second Edition phần 3 pptx

DISTRIBUTED SYSTEMS principles and paradigms Second Edition phần 3 pptx

... distributed systems and applications are built directly on top of the sim- ple message-oriented model offered by the transport layer. To better understand and appreciate the message-oriented systems ... written in Java and a server in C, or vice versa. A client and server can run on different hardware plat- forms and use different operating systems. A yariety of network proto...
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DISTRIBUTED SYSTEMS principles and paradigms Second Edition phần 6 pptx

DISTRIBUTED SYSTEMS principles and paradigms Second Edition phần 6 pptx

... of FIFO and totally-ordered multicast, processes P 2 and P 3 in Fig. 8-15 may both first deliver message m-; and then mes- sage mI.' However, if P 2 delivers ml before m3, while P 3 delivers ... mentioned protocols, are common to many distributed systems, and are discussed extensively in this chapter. The main difficulty in designing secure distributed systems is not s...
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DISTRIBUTED SYSTEMS principles and paradigms Second Edition phần 1 pot

DISTRIBUTED SYSTEMS principles and paradigms Second Edition phần 1 pot

... SYSTEMS 17 1 .3. 1 Distributed Computing Systems 17 1 .3. 2 Distributed Information Systems 20 1 .3. 3 Distributed Pervasive Systems 24 1.4 SUMMARY 30 2 ARCHITECTURES 33 2.1 ARCHITECTURAL STYLES 34 2.2 SYSTEM ... by Redundancy 32 6 8.2 PROCESS RESILIENCE 32 8 8.2.1 Design Issues 32 8 8.2.2 Failure Masking and Replication 33 0 8.2 .3 Agreement in Faulty Systems 33...
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DISTRIBUTED SYSTEMS principles and paradigms Second Edition phần 2 pps

DISTRIBUTED SYSTEMS principles and paradigms Second Edition phần 2 pps

... one for handling interaction with the user and SEC. 2.2 SYSTEM ARCHITECTURES 53 Collaborative Distributed Systems Hybrid structures are notably deployed in collaborative distributed systems. The ... requests, and hands off such connec- tions to one of the servers (Hunt et al, 1997; and Pai et al., 1998). The principle working of what is commonly known as TCP handoff is shown i...
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DISTRIBUTED SYSTEMS principles and paradigms Second Edition phần 4 ppt

DISTRIBUTED SYSTEMS principles and paradigms Second Edition phần 4 ppt

... prefix 2 n 30 : a node whose identifier has prefix 30 n 31 : a node whose identifier has prefix 31 n 33 : a node whose identifier has prefix 33 n 32 0: a node whose identifier has prefix320 n 32 2: a ... defined the second to be the time it takes the cesium 133 atom to make exactly 9,192, 631 ,770 transitions. The choice of 9,192, 631 ,770 was made to make the atomic second equ...
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DISTRIBUTED SYSTEMS principles and paradigms Second Edition phần 5 pot

DISTRIBUTED SYSTEMS principles and paradigms Second Edition phần 5 pot

... m = 8 and k = 3. When looking up the node responsible for a specific key p, we can first decide to route the lookup request to the node responsible for the pattern p AND 11100000 31 4 CONSISTENCY AND ... the issue of how processes in distributed systems synchronize. Synchronization is all about doing the right thing at the right time. A problem in distributed systems, and co...
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DISTRIBUTED SYSTEMS principles and paradigms Second Edition phần 7 pdf

DISTRIBUTED SYSTEMS principles and paradigms Second Edition phần 7 pdf

... the capability), and then runs the result through a one-way function. 444 DISTRIBUTED OBJECT-BASED SYSTEMS CHAP. 10 Object orientation began to be used for developing distributed systems in the 1980s. ... generation of distributed systems. In this section, we will first take a deeper look into the general architecture of object-based distributed systems, after which we can se...
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DISTRIBUTED SYSTEMS principles and paradigms Second Edition phần 8 docx

DISTRIBUTED SYSTEMS principles and paradigms Second Edition phần 8 docx

... If this 11 DISTRIBUTED FILE SYSTEMS Considering that sharing data is fundamental to distributed systems, it is not surprising that distributed file systems form the basis for many distributed ... systems and applications. In this chapter, we consider distributed file systems as a paradigm for general-purpose distributed systems. 11.1 ARCHITECTURE We start our discussi...
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DISTRIBUTED SYSTEMS principles and paradigms Second Edition phần 9 docx

DISTRIBUTED SYSTEMS principles and paradigms Second Edition phần 9 docx

... 566 DISTRIBUTED WEB;.BASED SYSTEMS CHAP. 12 12 .3. 2 Simple Object Access Protocol Where HTTP is the standard communication protocol for traditional Web- based distributed systems, the ... associated with the handed-off TCP connec- tion. Figure 12-9. A scalable content-aware cluster of Web servers. 596 DISTRIBUTED COORDINATION-BASED SYSTEMS CHAP. 13 Figure 13- 4. The principle of...
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