Searched refs:start_us_ (Results 1 – 1 of 1) sorted by relevance
32 if (!start_us_) { // Only override start_us when not set yet. in Enable()33 start_us_ = env_->NowMicros(); in Enable()37 if (start_us_) { in ~ScopedTimeTracker()39 metrics::UpdateBfcAllocatorDelayTime(end_us - *start_us_); in ~ScopedTimeTracker()45 absl::optional<uint64> start_us_; member in tensorflow::__anon912c6e590111::ScopedTimeTracker