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synchronize clocks with a UTC server. Berkeley Algorithm: synchronize a set of clocks as close as possible. 4. NTP Symmetric mode ...
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main (argc, argv) { int s, new_s; struct sockaddr_in server; ... main (argc, argv) { struct sockaddr_in name; s = socket (AF_INET, SOCK_DGRAM, 0) ...
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Linear compensating function. OS can do this: Change rate at which it requests interrupts ... Compensate for network delays (assuming symmetric) client sends a ...
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Can we safely adapt the authentication protocol shown in ... Can secret key be used for digit signature? ... How are ACLs implemented in a UNIX file system? Q6. ...
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Why is it sometimes so hard to hide the occurrence and recovery from ... applications to be easily ported between different implementations of the same system. ...
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A distributed system may have multiple, independent critical regions. ... For example, if the process has printed some output, the ink cannot be removed ...
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It is often argued that weak consistency models impose an extra burden for programmers. ... In such a consistency model, when a process performs an operation ...
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It is often argued that weak consistency models impose an extra burden for ... In such a consistency model, when a process performs an operation on an ordinary ...
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... subsequently let the caller continuously poll for an incoming acknowledgement or ... caller until it receives a signal from the operating system that a message has ...
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The local OS processing time for each send/receive operation is 0.5 ms, network ... asynchronous, that is, no immediate results are expected at invocation time. ...
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