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Dining Philosophers

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Esteban Sifuentes

on 12 September 2011

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Transcript of Dining Philosophers

When can DL occur? DEADLOCK Using alternative
locking Projections Mutual Exclusion Hold and wait No Preemption Circular Wait DINING PHILOSPHERS
Illustrate the complexities of managing shared state in a multithread enviroment. This is Our problem a set of threads/processes ceases
to make progress because each is waiting for another in the set instead of
synchronized List top competitors - java.util.concurrent library has what we need WHAT IS IT? Conclusion A solution ! http://undergraduate.csse.uwa.edu.au/units/CITS3213/lectures2/lect4.pdf - advantage of cheking if the lock is held before
requesting it - You can request and release these locks anywhere - this also means you need to be very careful that locks
are always released
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