[Cerowrt-devel] ingress rate limiting falling short
chromatix99 at gmail.com
Wed Jun 3 12:25:29 EDT 2015
Remind me: does HTB have a divide in the fast path? ARMv6 and ARMv7-A CPUs
don't have a hardware integer divide, so that can really hurt.
This is fixed I think in ARMv8 and definitely in AArch64, but divides are
still expensive instructions on any CPU.
- Jonathan Morton
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