The Speed of Time
Brendan Gregg
SEPTEMBER 25, 2021
Measuring the speed of time Is there already a microbenchmark for os::javaTimeMillis()? Amazon even provides an official [recommendation] (2021): "For EC2 instances launched on the AWS Xen Hypervisor, it's a best practice to use the tsc clock source. html [unroll the loop]: /blog/2014-04-26/the-noploop-cpu-benchmark.html
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