https://cygwin.com/pipermail/cygwin/2002-March/071890.html
1.3.9: setitimer/getitimer granularity
getitimergranularity
https://github.com/golang/go/issues/13841
runtime/pprof: CPU profiles incorrect for kernels with broken setitimer support · Issue #13841 ·...
As of Go 1.6, pprof's CPU profiles are known to be incorrect on a few systems due to what are arguably kernel bugs. This issue documents those systems. The...