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Add 1ms delay as a workaround for "faster" requests than facade update

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in osrm-routed
This commit is contained in:
Michael Krasnyk 2016-12-27 13:08:04 +01:00 committed by Patrick Niklaus
parent fce8d72895
commit 710ba20acc
3 changed files with 9 additions and 3 deletions
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6
features/lib/osrm_loader.js
View File

@ -99,6 +99,7 @@ class OSRMDatastoreLoader extends OSRMBaseLoader {
if (err) return callback(err);
if (!this.osrmIsRunning()) this.launch(callback);
else {
// some osrm-routed output prior this line can appear in the prevoius log file
this.scope.setupOutputLog(this.child, fs.createWriteStream(this.scope.scenarioLogFile, {'flags': 'a'}));
callback();
}
@ -108,7 +109,10 @@ class OSRMDatastoreLoader extends OSRMBaseLoader {
loadData (callback) {
this.scope.runBin('osrm-datastore', this.inputFile, this.scope.environment, (err) => {
if (err) return callback(new Error('*** osrm-datastore exited with ' + err.code + ': ' + err));
callback();
// in case of false positive results with a dummy 1ms delay an stdout monitor
// this.child.stdout.on('data', facade_monitor) must be added and wait for
// "updated facade to region" in stdout
setTimeout(callback, 1);
});
}

4
include/engine/data_watchdog.hpp
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@ -65,10 +65,10 @@ class DataWatchdog
{
if (timestamp != current->timestamp)
{
util::Log() << "updating facade to region " << storage::regionToString(current->region)
<< " with timestamp " << current->timestamp;
facade = std::make_shared<datafacade::SharedMemoryDataFacade>(current->region);
timestamp = current->timestamp;
util::Log() << "updated facade to region " << storage::regionToString(current->region)
<< " with timestamp " << current->timestamp;
}
barrier.region_condition.wait(current_region_lock);

2
src/storage/storage.cpp
View File

@ -100,6 +100,8 @@ int Storage::Run()
storage::SharedMemory::Remove(next_region);
}
util::Log() << "Loading data into " << regionToString(next_region) << " timestamp " << next_timestamp;
// Populate a memory layout into stack memory
DataLayout layout;
PopulateLayout(layout);