Quote: Java requires memory coherence; i.e., reads and writes must appear to act on global memory in a coherent order for each thread

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What the [Java memory model] does require is Coherence [ref]. Informally, for each variable in isolation, the uses and assigns … that respects the order within each thread (i.e., … [Consider variables that] might be aliased, but are not definitely … One way to think of it is that … write by another thread, it must be treated … [thus, preventing reuse of previously accessed values].   Google-1   Google-2

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Quote: with memory coherence, any read is a possible write; i.e., a read may make a thread aware of another thread's write

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Topic: managing shared memory (74 items)