rocksdb/monitoring
Jay Zhuang 58660bf21a Use mock time for histogram_test (#7799)
Summary:
`histogram_test` uses real sleep, which depends on the test executing speed, it makes the test unstable.
Switching to using a mock time env, it can also increase the test speed (from 10100ms -> 100ms).

Pull Request resolved: https://github.com/facebook/rocksdb/pull/7799

Test Plan:
run test 10 times, all passed. vs. without fix 3 out 10 test failed:
no fix: https://app.circleci.com/pipelines/github/facebook/rocksdb?branch=pull%2F7797
with fix: https://app.circleci.com/pipelines/github/facebook/rocksdb?branch=pull%2F7799

Reviewed By: pdillinger

Differential Revision: D25676948

Pulled By: jay-zhuang

fbshipit-source-id: 64c273fc299c53283138dbb213386e4b45e8bdc2
2021-01-04 13:12:40 -08:00
..
2020-10-28 23:22:27 -07:00