add latency switch

[ii2day]

#76

[codecov]

Codecov Report

Merging #77 (73b68a0) into main (b026a76) will increase coverage by 0.36%.
The diff coverage is 100.00%.

@@            Coverage Diff             @@
##             main      #77      +/-   ##
==========================================
+ Coverage   40.28%   40.64%   +0.36%     
==========================================
  Files           8        8              
  Lines         494      497       +3     
==========================================
+ Hits          199      202       +3     
  Misses        291      291              
  Partials        4        4              

Flag	Coverage Δ
unittests	40.64% <100.00%> (+0.36%)	⬆️

Flags with carried forward coverage won't be shown. Click here to find out more.

Impacted Files	Coverage Δ
pkg/loadRequest/loadDns/dns.go	92.10% <100.00%> (+0.21%)	⬆️
pkg/loadRequest/loadDns/dns_reporter.go	86.20% <100.00%> (+0.49%)	⬆️
pkg/loadRequest/loadDns/dns_requester.go	97.36% <100.00%> (+0.02%)	⬆️

[weizhoublue]

enableLatencyMetric 不能加在 schedule 中，这个 struct 是通用的，未来如果其他任务 没有metric 就不适用了

[ii2day]

enableLatencyMetric 不能加在 schedule 中，这个 struct 是通用的，未来如果其他任务 没有metric 就不适用了

那这种配置放到 annoation 中？

[ii2day]

enableLatencyMetric 不能加在 schedule 中，这个 struct 是通用的，未来如果其他任务 没有metric 就不适用了

done