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Re: Spinlocks, yet again: analysis and proposed patches - Mailing list pgsql-hackers

From Michael Paesold
Subject Re: Spinlocks, yet again: analysis and proposed patches
Date
Msg-id 017501c5b8fc$25c4efe0$0f01a8c0@zaphod
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In response to Spinlocks, yet again: analysis and proposed patches  (Tom Lane <tgl@sss.pgh.pa.us>)
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Tom Lane wrote:

> But the cmpb instruction in the 8.0 version of TAS would have done that,
> and I think we've already established that the cmpb is a loss on most
> machines (except maybe single-physical-CPU Xeons).

Note that this was a regular Pentium 4 system, not a Xeon.

Best Regards,
Michael Paesold

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