output I see
overflous.
Example output:
http://pastebin.com/JiEF9AcU
2120463169
2139646836
281472837488169
281472855479093
2139646836 is near to 2^31 - max value for signed int (int32_t)
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Anton Yuzhaninov
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On Tue, 20 Sep 2011 16:12:57 + (UTC), Anton Yuzhaninov wrote:
AY> pmcstat -C -w1 -d -p
AY> INSTR_RETIRED_ANY -p DTLB_MISSES.ANY -p MEM_LOAD_RETIRED.DTLB_MISS -p
AY> ITLB_MISSES.ANY -p MEM_LOAD_RETIRED.L3_MISS
AY>
AY> With -C values should monotonous increase, but in output I se
lue was.
AC> It sounds like maybe that isn't working correctly for a certain class
AC> of counters?
CPU: Intel(R) Xeon(R) CPU E5645 @ 2.40GHz
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On Fri, 11 Oct 2013 08:57:54, David Wolfskill wrote:
DW> The only hardware upgrade was to increase RAM from 6GB to 96GB,
DW> which was done for all of the machines being discussed.
FYI: RAM size increase can cause performance regression, probably due to
decreased CPU TLB cache hit rate.
_