Re: update i386 spinlock for hyperthreading

Manfred Spraul wrote:
> The scary part from the system perspective are the 35 million context
> switches that were generated by the BufMgrLock and the LockMgrLock. I
> remember there were patches that tried other algorithms instead of the
> simple LRU for the buffer manager. Has anyone tried to change the
> locking of the buffer manager?

CVS HEAD already has an Adaptive Replacement Cache (ARC) for buffer
replacement.

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