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idegtiarenko wants to merge 11 commits into from
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Fork ES|QL execution after preMapper #132981

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6338f0c
For ES|QL execution after preMapper
idegtiarenko Aug 15, 2025
186cbfa
Update docs/changelog/132981.yaml
idegtiarenko Aug 15, 2025
4490c8c
rename executor
idegtiarenko Aug 15, 2025
6a091f3
upd
idegtiarenko Aug 15, 2025
aa11a26
fix assertions
idegtiarenko Aug 16, 2025
3a17914
fix CsvTests
idegtiarenko Aug 18, 2025
dc4bb2b
Merge branch 'main' into fork_after_pre_mapper
idegtiarenko Aug 18, 2025
1b6f2ca
upd
idegtiarenko Aug 18, 2025
fac7a98
upd
idegtiarenko Aug 18, 2025
cf40548
upd
idegtiarenko Aug 18, 2025
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upd
idegtiarenko Aug 18, 2025
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5 changes: 5 additions & 0 deletions docs/changelog/132981.yaml
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@@ -0,0 +1,5 @@
pr: 132981
summary: For ES|QL execution after `preMapper`
area: ES|QL
type: enhancement
issues: []
11 changes: 1 addition & 10 deletions x-pack/plugin/esql/src/main/java/org/elasticsearch/xpack/esql/plugin/ComputeService.java
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Expand Up @@ -44,7 +44,6 @@
import org.elasticsearch.threadpool.ThreadPool;
import org.elasticsearch.transport.AbstractTransportRequest;
import org.elasticsearch.transport.RemoteClusterAware;
import org.elasticsearch.transport.TcpTransport;
import org.elasticsearch.transport.TransportException;
import org.elasticsearch.transport.TransportService;
import org.elasticsearch.xpack.esql.action.EsqlExecutionInfo;
Expand All @@ -65,7 +64,6 @@
import org.elasticsearch.xpack.esql.session.Configuration;
import org.elasticsearch.xpack.esql.session.EsqlCCSUtils;
import org.elasticsearch.xpack.esql.session.Result;
import org.elasticsearch.xpack.ml.MachineLearning;

import java.util.ArrayList;
import java.util.Collections;
Expand Down Expand Up @@ -192,14 +190,7 @@ public void execute(
EsqlExecutionInfo execInfo,
ActionListener<Result> listener
) {
assert ThreadPool.assertCurrentThreadPool(
EsqlPlugin.ESQL_WORKER_THREAD_POOL_NAME,
TcpTransport.TRANSPORT_WORKER_THREAD_NAME_PREFIX,
ThreadPool.Names.SYSTEM_READ,
ThreadPool.Names.SEARCH,
ThreadPool.Names.SEARCH_COORDINATION,
MachineLearning.NATIVE_INFERENCE_COMMS_THREAD_POOL_NAME
);
assert ThreadPool.assertCurrentThreadPool(ThreadPool.Names.SEARCH);
Tuple<List<PhysicalPlan>, PhysicalPlan> subplansAndMainPlan = PlannerUtils.breakPlanIntoSubPlansAndMainPlan(physicalPlan);

List<PhysicalPlan> subplans = subplansAndMainPlan.v1();
Expand Down
11 changes: 1 addition & 10 deletions .../plugin/esql/src/main/java/org/elasticsearch/xpack/esql/plugin/DataNodeRequestSender.java
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Expand Up @@ -34,12 +34,10 @@
import org.elasticsearch.tasks.CancellableTask;
import org.elasticsearch.tasks.TaskCancelledException;
import org.elasticsearch.threadpool.ThreadPool;
import org.elasticsearch.transport.TcpTransport;
import org.elasticsearch.transport.TransportException;
import org.elasticsearch.transport.TransportRequestOptions;
import org.elasticsearch.transport.TransportService;
import org.elasticsearch.xpack.esql.action.EsqlSearchShardsAction;
import org.elasticsearch.xpack.ml.MachineLearning;

import java.util.ArrayList;
import java.util.Collections;
Expand Down Expand Up @@ -131,14 +129,7 @@ abstract class DataNodeRequestSender {
}

final void startComputeOnDataNodes(Set<String> concreteIndices, Runnable runOnTaskFailure, ActionListener<ComputeResponse> listener) {
assert ThreadPool.assertCurrentThreadPool(
EsqlPlugin.ESQL_WORKER_THREAD_POOL_NAME,
TcpTransport.TRANSPORT_WORKER_THREAD_NAME_PREFIX,
ThreadPool.Names.SYSTEM_READ,
ThreadPool.Names.SEARCH,
ThreadPool.Names.SEARCH_COORDINATION,
MachineLearning.NATIVE_INFERENCE_COMMS_THREAD_POOL_NAME
);
assert ThreadPool.assertCurrentThreadPool(EsqlPlugin.ESQL_WORKER_THREAD_POOL_NAME, ThreadPool.Names.SEARCH);
final long startTimeInNanos = System.nanoTime();
searchShards(concreteIndices, ActionListener.wrap(targetShards -> {
try (
Expand Down
21 changes: 9 additions & 12 deletions x-pack/plugin/esql/src/main/java/org/elasticsearch/xpack/esql/session/EsqlSession.java
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Expand Up @@ -14,6 +14,7 @@
import org.elasticsearch.action.fieldcaps.FieldCapabilitiesFailure;
import org.elasticsearch.action.search.ShardSearchFailure;
import org.elasticsearch.action.support.SubscribableListener;
import org.elasticsearch.action.support.ThreadedActionListener;
import org.elasticsearch.common.collect.Iterators;
import org.elasticsearch.compute.data.Block;
import org.elasticsearch.compute.data.BlockUtils;
Expand All @@ -34,7 +35,6 @@
import org.elasticsearch.threadpool.ThreadPool;
import org.elasticsearch.transport.RemoteClusterAware;
import org.elasticsearch.transport.RemoteClusterService;
import org.elasticsearch.transport.TcpTransport;
import org.elasticsearch.xpack.esql.VerificationException;
import org.elasticsearch.xpack.esql.action.EsqlExecutionInfo;
import org.elasticsearch.xpack.esql.action.EsqlQueryRequest;
Expand Down Expand Up @@ -75,14 +75,14 @@
import org.elasticsearch.xpack.esql.planner.premapper.PreMapper;
import org.elasticsearch.xpack.esql.plugin.TransportActionServices;
import org.elasticsearch.xpack.esql.telemetry.PlanTelemetry;
import org.elasticsearch.xpack.ml.MachineLearning;

import java.util.ArrayList;
import java.util.Collection;
import java.util.HashMap;
import java.util.List;
import java.util.Map;
import java.util.Set;
import java.util.concurrent.ExecutorService;
import java.util.stream.Collectors;
import java.util.stream.Stream;

Expand Down Expand Up @@ -114,13 +114,14 @@ public interface PlanRunner {
private final LogicalPlanPreOptimizer logicalPlanPreOptimizer;
private final LogicalPlanOptimizer logicalPlanOptimizer;
private final PreMapper preMapper;

private final Mapper mapper;
private final PhysicalPlanOptimizer physicalPlanOptimizer;

private final PlanTelemetry planTelemetry;
private final IndicesExpressionGrouper indicesExpressionGrouper;
private final InferenceService inferenceService;
private final RemoteClusterService remoteClusterService;
private final ExecutorService planExecutor;

private boolean explainMode;
private String parsedPlanString;
Expand Down Expand Up @@ -157,6 +158,7 @@ public EsqlSession(
this.inferenceService = services.inferenceService();
this.preMapper = new PreMapper(services);
this.remoteClusterService = services.transportService().getRemoteClusterService();
this.planExecutor = services.transportService().getThreadPool().executor(ThreadPool.Names.SEARCH);
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@idegtiarenko idegtiarenko Aug 15, 2025

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Is this technically planExecutorExecutor? 🤔

}

public String sessionId() {
Expand All @@ -180,7 +182,8 @@ public void execute(EsqlQueryRequest request, EsqlExecutionInfo executionInfo, P
@Override
public void onResponse(LogicalPlan analyzedPlan) {
SubscribableListener.<LogicalPlan>newForked(l -> preOptimizedPlan(analyzedPlan, l))
.<LogicalPlan>andThen((l, p) -> preMapper.preMapper(optimizedPlan(p), l))
.andThenApply(p -> optimizedPlan(p))
.<LogicalPlan>andThen((l, p) -> preMapper.preMapper(p, new ThreadedActionListener<>(planExecutor, l)))
.<Result>andThen((l, p) -> executeOptimizedPlan(request, executionInfo, planRunner, p, l))
.addListener(listener);
}
Expand All @@ -198,13 +201,7 @@ public void executeOptimizedPlan(
LogicalPlan optimizedPlan,
ActionListener<Result> listener
) {
assert ThreadPool.assertCurrentThreadPool(
TcpTransport.TRANSPORT_WORKER_THREAD_NAME_PREFIX,
ThreadPool.Names.SYSTEM_READ,
ThreadPool.Names.SEARCH,
ThreadPool.Names.SEARCH_COORDINATION,
MachineLearning.NATIVE_INFERENCE_COMMS_THREAD_POOL_NAME
);
assert ThreadPool.assertCurrentThreadPool(ThreadPool.Names.SEARCH);
if (explainMode) {// TODO: INLINESTATS come back to the explain mode branch and reevaluate
PhysicalPlan physicalPlan = logicalPlanToPhysicalPlan(optimizedPlan, request);
String physicalPlanString = physicalPlan.toString();
Expand Down Expand Up @@ -760,7 +757,7 @@ public void preOptimizedPlan(LogicalPlan logicalPlan, ActionListener<LogicalPlan
logicalPlanPreOptimizer.preOptimize(logicalPlan, listener);
}

public PhysicalPlan physicalPlan(LogicalPlan optimizedPlan) {
private PhysicalPlan physicalPlan(LogicalPlan optimizedPlan) {
if (optimizedPlan.optimized() == false) {
throw new IllegalStateException("Expected optimized plan");
}
Expand Down