G
gus bjorklund
Guest
without reviewing the code, i can say the following: 0) when a buffer lock is released, not all the relevant fields are cleared. note that user -1 is an indication that no one is holding the buffer lock. so is use count 0. 1) these data are obtained by promon without any synchronization to minimize overhead. that allows for a variety of inconsistencies when the data are rapidly changing in a multiprocessor environment. 2) when i can look at the code i can tell you more.
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