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Re: [Xen-devel] [PATCH 1/5] xentrace_format: print timestamps in nanoseconds



Hello George,


On 11.09.18 13:15, George Dunlap wrote:
          if mhz:
-            tsc = tsc / (mhz*1000000.0)
+            tsc = tsc * 1000.0 / mhz
Why do you prefer this?
I'm playing with scheduling from one hand, so time stamps in seconds does not give understanding about what's going on. From other hand I'm quite confused about how useful timestamps in seconds could be for traces. As per my understanding, tracer should be useful for debugging some rapidly changing processes.

--

*Andrii Anisov*



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