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Avoid divide by zero

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This commit is contained in:
flamingcow
2019-05-11 18:08:13 -07:00
parent 5b719ec74c
commit 5fea6af3c3
1 changed files with 7 additions and 5 deletions
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12
usage.cc
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@@ -54,11 +54,13 @@ void UsageTracker::Log() {
VLOG(1) << "\t sys time: " << std::setw(19) << std::setfill(' ') << sys_time_.count() << "ns"; VLOG(1) << "\t sys time: " << std::setw(19) << std::setfill(' ') << sys_time_.count() << "ns";
VLOG(1) << "\t vol ctxt sw: " << std::setw(19) << std::setfill(' ') << vol_ctxt_sw_; VLOG(1) << "\t vol ctxt sw: " << std::setw(19) << std::setfill(' ') << vol_ctxt_sw_;
VLOG(1) << "\t invol ctxt sw: " << std::setw(19) << std::setfill(' ') << invol_ctxt_sw_; VLOG(1) << "\t invol ctxt sw: " << std::setw(19) << std::setfill(' ') << invol_ctxt_sw_;
VLOG(1) << "\t wall time / event: " << std::setw(19) << std::setfill(' ') << (wall_time_ / events_).count() << "ns"; if (events_) {
VLOG(1) << "\t user time / event: " << std::setw(19) << std::setfill(' ') << (user_time_ / events_).count() << "ns"; VLOG(1) << "\t wall time / event: " << std::setw(19) << std::setfill(' ') << (wall_time_ / events_).count() << "ns";
VLOG(1) << "\t sys time / event: " << std::setw(19) << std::setfill(' ') << (sys_time_ / events_).count() << "ns"; VLOG(1) << "\t user time / event: " << std::setw(19) << std::setfill(' ') << (user_time_ / events_).count() << "ns";
VLOG(1) << "\t vol ctxt sw / event: " << std::setw(19) << std::setfill(' ') << (vol_ctxt_sw_ / events_); VLOG(1) << "\t sys time / event: " << std::setw(19) << std::setfill(' ') << (sys_time_ / events_).count() << "ns";
VLOG(1) << "\tinvol ctxt sw / event: " << std::setw(19) << std::setfill(' ') << (invol_ctxt_sw_ / events_); VLOG(1) << "\t vol ctxt sw / event: " << std::setw(19) << std::setfill(' ') << (vol_ctxt_sw_ / events_);
VLOG(1) << "\tinvol ctxt sw / event: " << std::setw(19) << std::setfill(' ') << (invol_ctxt_sw_ / events_);
}
} }
} // namespace fireusage } // namespace fireusage