diff --git a/Framework/CMakeLists.txt b/Framework/CMakeLists.txt
index 104115d9b9..a34c66dedc 100644
--- a/Framework/CMakeLists.txt
+++ b/Framework/CMakeLists.txt
@@ -155,6 +155,7 @@ target_link_libraries(O2QualityControl
                              O2::DataFormatsQualityControl
                              O2::DetectorsBase
                              O2::GlobalTracking
+                             O2::DataFormatsCTP
                              O2QualityControlKafkaProtos
                              ${RDKAFKA_LIB}
                       PRIVATE Boost::system
diff --git a/Framework/include/QualityControl/AggregatorConfig.h b/Framework/include/QualityControl/AggregatorConfig.h
index 2ec3c56b66..5f447e8a64 100644
--- a/Framework/include/QualityControl/AggregatorConfig.h
+++ b/Framework/include/QualityControl/AggregatorConfig.h
@@ -43,6 +43,7 @@ struct AggregatorConfig {
   framework::OutputSpec qoSpec{ "XXX", "INVALID" };
   std::vector<AggregatorSource> sources;
   std::string conditionUrl{};
+  std::unordered_map<std::string, std::string> database;
 };
 
 } // namespace o2::quality_control::checker
diff --git a/Framework/include/QualityControl/Check.h b/Framework/include/QualityControl/Check.h
index 2d9b969c29..147b45ccd5 100644
--- a/Framework/include/QualityControl/Check.h
+++ b/Framework/include/QualityControl/Check.h
@@ -94,11 +94,6 @@ class Check
   static CheckConfig extractConfig(const core::CommonSpec&, const CheckSpec&);
   static framework::OutputSpec createOutputSpec(const std::string& detector, const std::string& checkName);
 
-  void setDatabase(std::shared_ptr<o2::quality_control::repository::DatabaseInterface> database)
-  {
-    mCheckInterface->setDatabase(database);
-  }
-
  private:
   void beautify(std::map<std::string, std::shared_ptr<core::MonitorObject>>& moMap, const core::Quality& quality);
 
diff --git a/Framework/include/QualityControl/CheckConfig.h b/Framework/include/QualityControl/CheckConfig.h
index 7524f462d4..b91d184996 100644
--- a/Framework/include/QualityControl/CheckConfig.h
+++ b/Framework/include/QualityControl/CheckConfig.h
@@ -41,6 +41,7 @@ struct CheckConfig {
   framework::Inputs inputSpecs{};
   framework::OutputSpec qoSpec{ "XXX", "INVALID" };
   std::string conditionUrl{};
+  std::unordered_map<std::string, std::string> database;
 };
 
 } // namespace o2::quality_control::checker
diff --git a/Framework/include/QualityControl/CheckInterface.h b/Framework/include/QualityControl/CheckInterface.h
index b1bb206167..ce19d1ff97 100644
--- a/Framework/include/QualityControl/CheckInterface.h
+++ b/Framework/include/QualityControl/CheckInterface.h
@@ -83,11 +83,6 @@ class CheckInterface : public core::UserCodeInterface
   virtual void startOfActivity(const core::Activity& activity); // not fully abstract because we don't want to change all the existing subclasses
   virtual void endOfActivity(const core::Activity& activity);   // not fully abstract because we don't want to change all the existing subclasses
 
-  void setDatabase(std::shared_ptr<o2::quality_control::repository::DatabaseInterface> database)
-  {
-    mDatabase = database;
-  }
-
  protected:
   /// \brief Called each time mCustomParameters is updated.
   virtual void configure() override;
@@ -100,9 +95,6 @@ class CheckInterface : public core::UserCodeInterface
   /// \return
   std::shared_ptr<MonitorObject> retrieveReference(std::string path, Activity referenceActivity);
 
- private:
-  std::shared_ptr<o2::quality_control::repository::DatabaseInterface> mDatabase;
-
   ClassDef(CheckInterface, 6)
 };
 
diff --git a/Framework/include/QualityControl/PostProcessingConfig.h b/Framework/include/QualityControl/PostProcessingConfig.h
index b1532fa68b..79917b004a 100644
--- a/Framework/include/QualityControl/PostProcessingConfig.h
+++ b/Framework/include/QualityControl/PostProcessingConfig.h
@@ -51,6 +51,7 @@ struct PostProcessingConfig {
   bool matchAnyRunNumber = false;
   bool critical;
   core::CustomParameters customParameters;
+  std::unordered_map<std::string, std::string> database;
 };
 
 } // namespace o2::quality_control::postprocessing
diff --git a/Framework/include/QualityControl/TaskRunnerConfig.h b/Framework/include/QualityControl/TaskRunnerConfig.h
index 3411cefb3a..ee8164d38b 100644
--- a/Framework/include/QualityControl/TaskRunnerConfig.h
+++ b/Framework/include/QualityControl/TaskRunnerConfig.h
@@ -66,6 +66,7 @@ struct TaskRunnerConfig {
   std::shared_ptr<o2::globaltracking::DataRequest> globalTrackingDataRequest;
   std::vector<std::string> movingWindows;
   bool disableLastCycle = false;
+  std::unordered_map<std::string, std::string> database;
 };
 
 } // namespace o2::quality_control::core
diff --git a/Framework/include/QualityControl/UserCodeInterface.h b/Framework/include/QualityControl/UserCodeInterface.h
index 42dacb5c04..3e130dbb6f 100644
--- a/Framework/include/QualityControl/UserCodeInterface.h
+++ b/Framework/include/QualityControl/UserCodeInterface.h
@@ -23,6 +23,11 @@
 
 #include "QualityControl/ConditionAccess.h"
 #include "QualityControl/CustomParameters.h"
+#include "QualityControl/DatabaseInterface.h"
+
+namespace o2::ctp {
+  class CTPRateFetcher;
+}
 
 namespace o2::quality_control::core
 {
@@ -49,11 +54,29 @@ class UserCodeInterface : public ConditionAccess
   const std::string& getName() const;
   void setName(const std::string& name);
 
+// void setDatabase(std::shared_ptr<o2::quality_control::repository::DatabaseInterface> database);
+  void setDatabase(std::unordered_map<std::string, std::string> dbConfig);
+
+ private:
+  /// \brief Just the callback for the thread for the scalers retrieval.
+  void regularCallback(int intervalMinutes);
+  /// \brief Retrieve fresh scalers from the QCDB (with cache)
+  void getScalers();
+  std::shared_ptr<o2::ctp::CTPRateFetcher> mCtpFetcher;
+  std::chrono::steady_clock::time_point  mScalersLastUpdate;
+  bool mScalersEnabled = false;
+
  protected:
+  /// \brief Call it to enable the retrieval of CTP scalers and use `getScalers` later
+  void enableCtpScalers(size_t runNumber, std::string ccdbUrl);
+  /// \brief Get the scalers's value for the given source
+  double getScalersValue(std::string sourceName, size_t runNumber);
+
   CustomParameters mCustomParameters;
   std::string mName;
+  std::shared_ptr<o2::quality_control::repository::DatabaseInterface> mDatabase;
 
-  ClassDef(UserCodeInterface, 3)
+  ClassDef(UserCodeInterface, 5)
 };
 
 } // namespace o2::quality_control::core
diff --git a/Framework/src/Aggregator.cxx b/Framework/src/Aggregator.cxx
index c5269c00cb..e3057d556e 100644
--- a/Framework/src/Aggregator.cxx
+++ b/Framework/src/Aggregator.cxx
@@ -52,6 +52,7 @@ void Aggregator::init()
     mAggregatorInterface->setName(mAggregatorConfig.name);
     mAggregatorInterface->setCustomParameters(mAggregatorConfig.customParameters);
     mAggregatorInterface->setCcdbUrl(mAggregatorConfig.conditionUrl);
+    mAggregatorInterface->setDatabase(mAggregatorConfig.database);
     mAggregatorInterface->configure();
   } catch (...) {
     std::string diagnostic = boost::current_exception_diagnostic_information();
@@ -228,7 +229,8 @@ AggregatorConfig Aggregator::extractConfig(const core::CommonSpec& commonSpec, c
     std::move(inputs),
     createOutputSpec(aggregatorSpec.detectorName, aggregatorSpec.aggregatorName),
     sources,
-    commonSpec.conditionDBUrl
+    commonSpec.conditionDBUrl,
+    commonSpec.database
   };
 }
 
diff --git a/Framework/src/Check.cxx b/Framework/src/Check.cxx
index 9b232deae1..e4f6d368d7 100644
--- a/Framework/src/Check.cxx
+++ b/Framework/src/Check.cxx
@@ -28,6 +28,7 @@
 #include "QualityControl/QcInfoLogger.h"
 #include "QualityControl/Quality.h"
 #include "QualityControl/HashDataDescription.h"
+#include "QualityControl/runnerUtils.h"
 
 #include <QualityControl/AggregatorRunner.h>
 
@@ -70,6 +71,8 @@ void Check::init()
   try {
     mCheckInterface = root_class_factory::create<CheckInterface>(mCheckConfig.moduleName, mCheckConfig.className);
     mCheckInterface->setName(mCheckConfig.name);
+    cout << "database set : " << mCheckConfig.database["host"] << endl;
+    mCheckInterface->setDatabase(mCheckConfig.database);
     mCheckInterface->setCustomParameters(mCheckConfig.customParameters);
     mCheckInterface->setCcdbUrl(mCheckConfig.conditionUrl);
   } catch (...) {
@@ -261,7 +264,8 @@ CheckConfig Check::extractConfig(const CommonSpec& commonSpec, const CheckSpec&
     allowBeautify,
     std::move(inputs),
     createOutputSpec(checkSpec.detectorName, checkSpec.checkName),
-    commonSpec.conditionDBUrl
+    commonSpec.conditionDBUrl,
+    commonSpec.database
   };
 }
 
diff --git a/Framework/src/CheckRunner.cxx b/Framework/src/CheckRunner.cxx
index ac96a12a65..b677294e5e 100644
--- a/Framework/src/CheckRunner.cxx
+++ b/Framework/src/CheckRunner.cxx
@@ -190,7 +190,6 @@ void CheckRunner::init(framework::InitContext& iCtx)
     updatePolicyManager.reset();
     for (auto& [checkName, check] : mChecks) {
       check.init();
-      check.setDatabase(mDatabase);
       updatePolicyManager.addPolicy(check.getName(), check.getUpdatePolicyType(), check.getObjectsNames(), check.getAllObjectsOption(), false);
     }
   } catch (...) {
diff --git a/Framework/src/PostProcessingFactory.cxx b/Framework/src/PostProcessingFactory.cxx
index 600e6cc10a..dbe1f376fd 100644
--- a/Framework/src/PostProcessingFactory.cxx
+++ b/Framework/src/PostProcessingFactory.cxx
@@ -29,6 +29,7 @@ PostProcessingInterface* PostProcessingFactory::create(const PostProcessingConfi
 {
   auto* result = root_class_factory::create<PostProcessingInterface>(config.moduleName, config.className);
   result->setCustomParameters(config.customParameters);
+  result->setDatabase(config.database);
   return result;
 }
 
diff --git a/Framework/src/TaskRunner.cxx b/Framework/src/TaskRunner.cxx
index 9f1a418104..813a43482a 100644
--- a/Framework/src/TaskRunner.cxx
+++ b/Framework/src/TaskRunner.cxx
@@ -49,6 +49,7 @@
 #include "QualityControl/ActivityHelpers.h"
 #include "QualityControl/WorkflowType.h"
 #include "QualityControl/HashDataDescription.h"
+#include "QualityControl/runnerUtils.h"
 
 #include <string>
 #include <TFile.h>
@@ -122,6 +123,7 @@ void TaskRunner::init(InitContext& iCtx)
   mTask.reset(TaskFactory::create(mTaskConfig, mObjectsManager));
   mTask->setMonitoring(mCollector);
   mTask->setGlobalTrackingDataRequest(mTaskConfig.globalTrackingDataRequest);
+  mTask->setDatabase(mTaskConfig.database);
 
   // load config params
   if (!ConfigParamGlo::keyValues.empty()) {
diff --git a/Framework/src/TaskRunnerFactory.cxx b/Framework/src/TaskRunnerFactory.cxx
index b562e0ab39..10bf7107da 100644
--- a/Framework/src/TaskRunnerFactory.cxx
+++ b/Framework/src/TaskRunnerFactory.cxx
@@ -192,7 +192,8 @@ TaskRunnerConfig TaskRunnerFactory::extractConfig(const CommonSpec& globalConfig
     grpGeomRequest,
     globalTrackingDataRequest,
     taskSpec.movingWindows,
-    taskSpec.disableLastCycle
+    taskSpec.disableLastCycle,
+    globalConfig.database
   };
 }
 
diff --git a/Framework/src/UserCodeInterface.cxx b/Framework/src/UserCodeInterface.cxx
index 977a13f53c..d488bf27c1 100644
--- a/Framework/src/UserCodeInterface.cxx
+++ b/Framework/src/UserCodeInterface.cxx
@@ -15,8 +15,13 @@
 ///
 
 #include "QualityControl/UserCodeInterface.h"
+#include <DataFormatsCTP/CTPRateFetcher.h>
+#include <thread>
+#include "QualityControl/QcInfoLogger.h"
+#include "QualityControl/DatabaseFactory.h"
 
 using namespace o2::ccdb;
+using namespace std;
 
 namespace o2::quality_control::core
 {
@@ -27,8 +32,93 @@ void UserCodeInterface::setCustomParameters(const CustomParameters& parameters)
   configure();
 }
 
-const std::string& UserCodeInterface::getName() const { return mName; }
+const std::string& UserCodeInterface::getName() const {
+  return mName;
+}
+
+void UserCodeInterface::setName(const std::string& name) {
+  mName = name;
+}
+
+void UserCodeInterface::enableCtpScalers(size_t runNumber, std::string ccdbUrl)
+{
+  // TODO bail if we are in async
+  ILOG(Debug, Devel) << "Enabling CTP scalers" << ENDM;
+  mScalersEnabled = true;
+  auto& ccdbManager = o2::ccdb::BasicCCDBManager::instance();
+  ccdbManager.setURL(ccdbUrl);
+  mCtpFetcher->setupRun(runNumber, &ccdbManager, getCurrentTimestamp(), false);
+
+  mScalersLastUpdate = std::chrono::steady_clock::time_point::min();
+  getScalers(); // initial value
+  ILOG(Debug, Devel) << "Enabled CTP scalers" << ENDM;
+}
+
+void UserCodeInterface::getScalers()
+{
+  if(!mScalersEnabled) {
+    ILOG(Error, Ops) << "CTP scalers not enabled, impossible to get them." << ENDM;
+    return; // TODO should we throw ? probably yes
+  }
+  ILOG(Debug, Devel) << "Updating scalers." << ENDM;
+
+  if(! mDatabase) {
+    ILOG(Error, Devel) << "Database not set ! Cannot update scalers." << ENDM;
+    mScalersEnabled = false;
+
+    return;
+    // todo handle the case when database is not set
+  }
+
+  auto now = std::chrono::steady_clock::now();
+  auto minutesSinceLast = std::chrono::duration_cast<std::chrono::minutes>(now - mScalersLastUpdate);
 
-void UserCodeInterface::setName(const std::string& name) { mName = name; }
+  // TODO get the interval from config
+  if (minutesSinceLast.count() < 5) {
+    ILOG(Debug, Devel) << "getScalers was called less than 5 minutes ago, use the cached value" << ENDM;
+    return;
+  }
+
+  std::map<std::string, std::string> meta;
+  void* rawResult = mDatabase->retrieveAny(typeid(o2::ctp::CTPRunScalers), "qc/CTP/Scalers", meta); // TODO make sure we get the last one.
+  o2::ctp::CTPRunScalers* ctpScalers = static_cast<o2::ctp::CTPRunScalers*>(rawResult);
+  mCtpFetcher->updateScalers(*ctpScalers);
+  mScalersLastUpdate = now;
+  ILOG(Debug, Devel) << "Scalers updated." << ENDM;
+}
+
+double UserCodeInterface::getScalersValue(std::string sourceName, size_t runNumber)
+{
+  if(!mScalersEnabled) {
+    ILOG(Error, Ops) << "CTP scalers not enabled, impossible to get the value." << ENDM;
+    return 0; // TODO should we throw ? probably yes
+  }
+  getScalers(); // from QCDB
+  auto& ccdbManager = o2::ccdb::BasicCCDBManager::instance();
+  auto result = mCtpFetcher->fetchNoPuCorr(&ccdbManager, getCurrentTimestamp(), runNumber, sourceName);
+  ILOG(Debug, Devel) << "Returning scaler value : " << result << ENDM;
+  return result;
+}
+
+void UserCodeInterface::setDatabase(std::unordered_map<std::string, std::string> dbConfig)
+{
+  // TODO one could really argue that it would be easier to have a singleton for the QCDB... because here we will build and save a database object
+
+  cout << "dbConfig.count(\"implementation\") " << dbConfig.count("implementation")  << "    dbConfig.count(\"host\") : " << dbConfig.count("host") << endl;
+  if(dbConfig.count("implementation") == 0 || dbConfig.count("host") == 0) {
+    ILOG(Error, Devel) << "dbConfig is incomplete, we don't build the user code database instance " << ENDM;
+    return;
+    // todo
+  }
+
+  for (auto pair : dbConfig) {
+    ILOG(Info,Devel) << pair.first << " : " << pair.second << ENDM;
+  }
+
+  // for every user code we instantiate.
+  mDatabase = repository::DatabaseFactory::create(dbConfig.at("implementation"));
+  mDatabase->connect(dbConfig);
+  ILOG(Info, Devel) << "Database that is going to be used > Implementation : " << dbConfig.at("implementation") << " / Host : " << dbConfig.at("host") << ENDM;
+}
 
 } // namespace o2::quality_control::core
\ No newline at end of file
diff --git a/Framework/test/testCheckWorkflow.cxx b/Framework/test/testCheckWorkflow.cxx
index 03ea526ca1..8a769cbc27 100644
--- a/Framework/test/testCheckWorkflow.cxx
+++ b/Framework/test/testCheckWorkflow.cxx
@@ -62,7 +62,7 @@ using namespace o2::configuration;
  * It is expected to terminate as soon as all task publish for the first time.
  */
 
-class Receiver : public framework::Task
+class Receiver : public o2::framework::Task
 {
  public:
   Receiver(std::string configurationSource)
@@ -78,7 +78,7 @@ class Receiver : public framework::Task
   ~Receiver() override{};
 
   /// \brief Receiver process callback
-  void run(framework::ProcessingContext& pctx) override
+  void run(o2::framework::ProcessingContext& pctx) override
   {
     std::vector<std::string> namesToErase;
 
diff --git a/doc/Advanced.md b/doc/Advanced.md
index 3f4690c4dc..9849992397 100644
--- a/doc/Advanced.md
+++ b/doc/Advanced.md
@@ -1727,7 +1727,10 @@ In the example above, the quality goes to bad when there are 3 cycles in a row w
 
 In consul go to `o2/runtime/aliecs/defaults` and modify the file corresponding to the detector: [det]_qc_shm_segment_size
 
+## CTP Scalers
 
+Get a certificate for development : https://alice-doc.github.io/alice-analysis-tutorial/start/cert.html#test-your-certificate
+JAliEn-ROOT
 
 
 ---