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PartLog - populate event_time_microseconds for MergeParts

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This commit is contained in:
bharatnc 2021-02-03 07:03:40 -08:00
parent cb65515dc7
commit 60c8dfa22c
1 changed files with 17 additions and 1 deletions
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18
src/Storages/MergeTree/MergeTreeData.cpp
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@ -3675,6 +3675,17 @@ bool MergeTreeData::canReplacePartition(const DataPartPtr & src_part) const
return true;
}
inline UInt64 time_in_microseconds(std::chrono::time_point<std::chrono::system_clock> timepoint)
{
return std::chrono::duration_cast<std::chrono::microseconds>(timepoint.time_since_epoch()).count();
}
inline UInt64 time_in_seconds(std::chrono::time_point<std::chrono::system_clock> timepoint)
{
return std::chrono::duration_cast<std::chrono::seconds>(timepoint.time_since_epoch()).count();
}
void MergeTreeData::writePartLog(
PartLogElement::Type type,
const ExecutionStatus & execution_status,
@ -3697,7 +3708,12 @@ try
part_log_elem.error = static_cast<UInt16>(execution_status.code);
part_log_elem.exception = execution_status.message;
part_log_elem.event_time = time(nullptr);
// construct event_time and event_time_microseconds using the same time point
// so that the two times will always be equal up to a precision of a second.
const auto time_now = std::chrono::system_clock::now();
part_log_elem.event_time = time_in_seconds(time_now);
part_log_elem.event_time_microseconds = time_in_microseconds(time_now);
/// TODO: Stop stopwatch in outer code to exclude ZK timings and so on
part_log_elem.duration_ms = elapsed_ns / 1000000;