[zeromq-dev] Potential timing issues on certain Xeon large multi-socket environments

Steven McCoy steven.mccoy at miru.hk
Thu Jan 31 18:14:24 CET 2013

I just saw this question on Stack Exchange which shows more enlightening
caveats with multi-core environments and the wonderful time stamp counter:


This would clearly be erroneous with the default code path in OpenPGM on
Linux unless running with RDTSC_FREQUENCY override:


Of interest would be how other platforms would function as only Windows
appears to have support for a per-CPU clock rate.

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