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#include "task_counters.h"
#include <ydb/library/yql/providers/dq/common/yql_dq_common.h>
namespace NYql {
void AddHistogram(THashMap<i64, ui64>& aggregatedHist, const THashMap<i64, ui64>& hist) {
for (const auto& [k, v] : hist) {
aggregatedHist[k] += v;
}
}
TTaskCounters AggregateQueryStatsByStage(TTaskCounters& queryStat, const THashMap<ui64, ui64>& task2Stage, bool collectFull) {
TTaskCounters aggregatedQueryStat;
THashMap<TString, THashSet<ui64>> stage2Tasks;
THashMap<TString, THashSet<ui64>> stage2Output;
THashMap<TString, THashSet<ui64>> stage2Input;
/* Depends on missing TotalTime statistics
THashMap<ui64, i64> BusyTime;
for (const auto& [k, v] : queryStat.Get()) {
std::map<TString, TString> labels;
TString prefix, name;
if (NCommon::ParseCounterName(&prefix, &labels, &name, k)) {
if (prefix == "TaskRunner") {
auto maybeTask = labels.find("Task");
if (maybeTask == labels.end()) {
continue;
}
ui64 taskId;
if (!TryFromString(maybeTask->second, taskId)) {
continue;
}
if (name == "TotalTime") {
BusyTime[taskId] += v.Sum;
} else if (name == "WaitTime") {
BusyTime[taskId] -= v.Sum;
}
}
}
}
*/
/*
for (const auto& [taskId, value] : BusyTime) {
TCounters::TEntry entry = {value, value, value, value, 1};
queryStat.AddCounter(queryStat.GetCounterName("TaskRunner", {{"Task", ToString(taskId)}}, "BusyTime"), entry);
}
*/
for (const auto& [k, v] : queryStat.Get()) {
std::map<TString, TString> labels;
TString prefix, name;
if (k.StartsWith("TaskRunner") && NCommon::ParseCounterName(&prefix, &labels, &name, k)) {
auto maybeTask = labels.find("Task");
if (maybeTask == labels.end()) {
aggregatedQueryStat.AddCounter(k, v);
continue;
}
ui64 taskId;
if (!TryFromString(maybeTask->second, taskId)) {
continue;
}
auto maybeStage = task2Stage.find(taskId);
TString stageId = maybeStage == task2Stage.end()
? "0"
: ToString(maybeStage->second);
ui64 channelId;
bool input = false;
bool output = false;
auto maybeInputChannel = labels.find("InputChannel");
if (maybeInputChannel != labels.end()) {
if (!TryFromString(maybeInputChannel->second, channelId)) {
continue;
}
ui32 stage = 0;
auto maybeSrcStageId = labels.find("SrcStageId");
if (maybeSrcStageId != labels.end()) {
TryFromString(maybeSrcStageId->second, stage);
labels.erase(maybeSrcStageId);
}
stage2Input[stageId].insert(channelId);
stage2Input["Total"].insert(channelId);
labels.erase(maybeInputChannel);
labels["Input"] = ToString(stage);
input = true;
}
auto maybeOutputChannel = labels.find("OutputChannel");
if (maybeOutputChannel != labels.end()) {
if (!TryFromString(maybeOutputChannel->second, channelId)) {
continue;
}
ui32 stage = 0;
auto maybeDstStageId = labels.find("DstStageId");
if (maybeDstStageId != labels.end()) {
TryFromString(maybeDstStageId->second, stage);
labels.erase(maybeDstStageId);
}
stage2Output[stageId].insert(channelId);
stage2Output["Total"].insert(channelId);
labels.erase(maybeOutputChannel);
labels["Output"] = ToString(stage);
output = true;
}
labels.erase(maybeTask);
labels["Stage"] = ToString(stageId);
stage2Tasks[stageId].insert(taskId);
stage2Tasks["Total"].insert(taskId);
if (collectFull) {
aggregatedQueryStat.AddCounter(queryStat.GetCounterName("TaskRunner", labels, name), v);
}
if (input || output) {
if (input) {
labels["Input"] = "Total";
}
if (output) {
labels["Output"] = "Total";
}
if (collectFull) {
aggregatedQueryStat.AddCounter(queryStat.GetCounterName("TaskRunner", labels, name), v);
}
}
labels["Stage"] = "Total";
aggregatedQueryStat.AddCounter(queryStat.GetCounterName("TaskRunner", labels, name), v);
} else {
aggregatedQueryStat.AddCounter(k, v);
}
}
for (const auto& [k, v] : queryStat.GetHistograms()) {
std::map<TString, TString> labels;
TString prefix, name;
if (k.StartsWith("TaskRunner") && NCommon::ParseCounterName(&prefix, &labels, &name, k)) {
auto maybeTask = labels.find("Task");
if (maybeTask == labels.end()) {
AddHistogram(aggregatedQueryStat.GetHistogram(k), v);
continue;
}
ui64 taskId;
if (!TryFromString(maybeTask->second, taskId)) {
continue;
}
auto maybeStage = task2Stage.find(taskId);
TString stageId = maybeStage == task2Stage.end()
? "0"
: ToString(maybeStage->second);
labels.erase(maybeTask);
labels["Stage"] = ToString(stageId);
AddHistogram(aggregatedQueryStat.GetHistogram(queryStat.GetCounterName("TaskRunner", labels, name)), v);
} else {
AddHistogram(aggregatedQueryStat.GetHistogram(k), v);
}
}
for (const auto& [stageId, v] : stage2Tasks) {
if (collectFull || stageId == "Total") {
aggregatedQueryStat.AddCounter(queryStat.GetCounterName("TaskRunner",
{{"Stage", stageId}}, "TasksCount"), static_cast<ui64>(v.size()));
}
}
for (const auto& [stageId, v] : stage2Input) {
if (collectFull || stageId == "Total") {
aggregatedQueryStat.AddCounter(queryStat.GetCounterName("TaskRunner",
{{"Stage", stageId},{"Input", "Total"}}, "ChannelsCount"), static_cast<ui64>(v.size()));
}
}
for (const auto& [stageId, v] : stage2Output) {
if (collectFull || stageId == "Total") {
aggregatedQueryStat.AddCounter(queryStat.GetCounterName("TaskRunner",
{{"Stage", stageId},{"Output", "Total"}}, "ChannelsCount"), static_cast<ui64>(v.size()));
}
}
return aggregatedQueryStat;
}
} // namespace NYql
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