wip

bench.sh

@@ -0,0 +1,13 @@
+
+REGION=poland-latest
+
+# mkdir -p $REGION
+# cd $REGION
+# wget http://download.geofabrik.de/europe/$REGION.osm.pbf
+# ../build/osrm-extract --profile ../profiles/car.lua $REGION.osm.pbf
+# ../build/osrm-partition ./$REGION
+# ../build/osrm-customize ./$REGION
+# cd ..
+
+
+node test/nodejs/benchmark.js $REGION/$REGION.osrm "18.638306,54.372158;19.944544,50.049683"

src/nodejs/node_osrm.cpp

@@ -697,4 +697,4 @@ Napi::Object InitAll(Napi::Env env, Napi::Object exports)
     return node_osrm::Engine::Init(env, exports);
 }
 
-NODE_API_MODULE(addon, InitAll);
+NODE_API_MODULE(addon, InitAll)

test/nodejs/benchmark.js

@@ -0,0 +1,50 @@
+const OSRM = require('../../');
+const {performance, createHistogram} = require('node:perf_hooks');
+
+// usage: node test/nodejs/benchmark.js berlin-latest.osrm 13.388860,52.517037;13.385983,52.496891
+const args = process.argv.slice(2);
+const path = args[0] || require('./constants').mld_data_path;
+
+function parseWaypoints(waypoints) {
+    if (waypoints == undefined) {
+        return undefined;
+    }
+    return waypoints.split(';').map((waypoint) => {
+        const [lon, lat] = waypoint.split(',');
+        return [parseFloat(lon), parseFloat(lat)];
+    });
+}
+const waypoints = parseWaypoints(args[1]) || [[7.41337, 43.72956],[7.41546, 43.73077]];
+const osrm = new OSRM({path, algorithm: 'MLD'});
+
+async function route(coordinates) {
+    const promise = new Promise((resolve, reject) => {
+        osrm.route({coordinates, steps: true, overview: 'full'}, (err, result) => {
+            if (err) {
+                reject(err);
+            } else {
+                resolve(result);
+            }
+        });
+    });
+    return promise;
+}
+
+async function benchmark() {
+    // warmup
+    await route(waypoints);
+
+    const performanceHistorgram = createHistogram();
+
+    for (let i = 0; i < 1000; i++) {
+        const start = performance.now();
+        await route(waypoints);
+        const end = performance.now();
+        performanceHistorgram.record(Math.ceil((end - start) * 1000));
+    }
+
+
+    console.log(performanceHistorgram);
+}
+benchmark();
+