Skip to content
New issue

Have a question about this project? Sign up for a free GitHub account to open an issue and contact its maintainers and the community.

Sign up for GitHub

By clicking “Sign up for GitHub”, you agree to our terms of service and privacy statement. We’ll occasionally send you account related emails.

Already on GitHub? Sign in to your account

add some logging for VRP solving #3222

Merged
merged 1 commit into from
Apr 18, 2024
Merged

add some logging for VRP solving #3222

Changes from all commits
Commits
Show all changes
1 commit
Select commit
File filter

Filter by extension

Filter by extension
Conversations
Failed to load comments.
Loading
Jump to
Jump to file
Failed to load files.
Loading
Diff view
Diff view
22 changes: 17 additions & 5 deletions contribs/freight/src/main/java/org/matsim/freight/carriers/CarriersUtils.java
View file
Open in desktop
Original file line number Diff line number Diff line change
Expand Up @@ -47,6 +47,7 @@
import java.util.*;
import java.util.concurrent.ExecutionException;
import java.util.concurrent.ForkJoinPool;
import java.util.concurrent.atomic.AtomicInteger;
import java.util.stream.Collectors;

public class CarriersUtils {
Expand Down Expand Up @@ -198,14 +199,22 @@ public static void runJsprit(Scenario scenario) throws ExecutionException, Inter
.sorted(Collections.reverseOrder(Map.Entry.comparingByValue()))
.collect(Collectors.toMap(Map.Entry::getKey, Map.Entry::getValue, (e1, e2) -> e2, LinkedHashMap::new));

AtomicInteger startedVRPCounter = new AtomicInteger(0);
AtomicInteger solvedVRPCounter = new AtomicInteger(0);

ArrayList<Id<Carrier>> tempList = new ArrayList<>(sortedMap.keySet());
ForkJoinPool forkJoinPool = new ForkJoinPool(Runtime.getRuntime().availableProcessors());
forkJoinPool.submit(() -> tempList.parallelStream().forEach(carrierId -> {
Carrier carrier = carriers.getCarriers().get(carrierId);

double start = System.currentTimeMillis();
int serviceCount = carrier.getServices().size();
log.info("Start tour planning for " + carrier.getId() + " which has " + serviceCount + " services");
if (!carrier.getServices().isEmpty())
log.info("Start tour planning for {} which has {} services", carrier.getId(), carrier.getServices().size());
else if (!carrier.getShipments().isEmpty())
log.info("Start tour planning for {} which has {} shipments", carrier.getId(), carrier.getShipments().size());

startedVRPCounter.incrementAndGet();
log.info("started VRP solving for carrier number {} out of {} carriers.", startedVRPCounter.get(), carriers.getCarriers().size());

VehicleRoutingProblem problem = MatsimJspritFactory.createRoutingProblemBuilder(carrier, scenario.getNetwork()).setRoutingCost(netBasedCosts).build();
VehicleRoutingAlgorithm algorithm = MatsimJspritFactory.loadOrCreateVehicleRoutingAlgorithm(scenario, freightCarriersConfigGroup, netBasedCosts, problem);
Expand All @@ -226,14 +235,17 @@ public static void runJsprit(Scenario scenario) throws ExecutionException, Inter

VehicleRoutingProblemSolution solution = Solutions.bestOf(algorithm.searchSolutions());

log.info("tour planning for carrier " + carrier.getId() + " took " + (System.currentTimeMillis() - start) / 1000 + " seconds.");
log.info("tour planning for carrier {} took {} seconds.", carrier.getId(), (System.currentTimeMillis() - start) / 1000);

CarrierPlan newPlan = MatsimJspritFactory.createPlan(carrier, solution);
// yy In principle, the carrier should know the vehicle types that it can deploy.

log.info("routing plan for carrier " + carrier.getId());
log.info("routing plan for carrier {}", carrier.getId());
NetworkRouter.routePlan(newPlan, netBasedCosts);
log.info("routing for carrier " + carrier.getId() + " finished. Tour planning plus routing took " + (System.currentTimeMillis() - start) / 1000 + " seconds.");
solvedVRPCounter.incrementAndGet();
log.info("routing for carrier {} finished. Tour planning plus routing took {} seconds.", carrier.getId(),
(System.currentTimeMillis() - start) / 1000);
log.info("solved {} out of {} carriers.", solvedVRPCounter.get(), carriers.getCarriers().size());

carrier.setSelectedPlan(newPlan);
})).get();
Expand Down
Loading