diff --git a/libs/global/kis_relaxed_timer.cpp b/libs/global/kis_relaxed_timer.cpp
index 00b3691..dfe3f4e 100644
--- a/libs/global/kis_relaxed_timer.cpp
+++ b/libs/global/kis_relaxed_timer.cpp
@@ -97,6 +97,7 @@ void KisRelaxedTimer::resync()
     m_emitOnTimeTick = m_nextTimerTickSeqNo;
     m_timer.start(m_interval, this);
     m_tick.start();
+    m_numberOfRestarts++;
 }
 
 void KisRelaxedTimer::timerEvent(QTimerEvent *event)
diff --git a/libs/global/kis_relaxed_timer.h b/libs/global/kis_relaxed_timer.h
index 08ca7e7..20a0d7b 100644
--- a/libs/global/kis_relaxed_timer.h
+++ b/libs/global/kis_relaxed_timer.h
@@ -64,6 +64,8 @@ public:
 
     int remainingTime() const;
 
+    int m_numberOfRestarts = 0;
+
 Q_SIGNALS:
     void timeout();
 
diff --git a/libs/global/kis_signal_compressor.cpp b/libs/global/kis_signal_compressor.cpp
index 90e5614..2c4dabb 100644
--- a/libs/global/kis_signal_compressor.cpp
+++ b/libs/global/kis_signal_compressor.cpp
@@ -47,6 +47,11 @@ void KisSignalCompressor::setDelay(int delay)
     m_timer->setInterval(delay, 1, delay / 10);
 }
 
+int KisSignalCompressor::numRestarts() const
+{
+    return m_timer->m_numberOfRestarts;
+}
+
 void KisSignalCompressor::start()
 {
     Q_ASSERT(m_mode != UNDEFINED);
diff --git a/libs/global/kis_signal_compressor.h b/libs/global/kis_signal_compressor.h
index ff2ff7a..33f23eb 100644
--- a/libs/global/kis_signal_compressor.h
+++ b/libs/global/kis_signal_compressor.h
@@ -74,6 +74,8 @@ public:
     void setMode(Mode mode);
     void setDelay(int delay);
 
+    int numRestarts() const;
+
 public Q_SLOTS:
     void start();
     void stop();
diff --git a/libs/global/tests/CMakeLists.txt b/libs/global/tests/CMakeLists.txt
index 3cc4776..717ae1b 100644
--- a/libs/global/tests/CMakeLists.txt
+++ b/libs/global/tests/CMakeLists.txt
@@ -6,3 +6,8 @@ macro_add_unittest_definitions()
 ecm_add_test(KisSharedThreadPoolAdapterTest.cpp
     TEST_NAME KisSharedThreadPoolAdapter
     LINK_LIBRARIES kritaglobal Qt5::Test)
+
+ecm_add_test(KisSignalCompressorTest.cpp
+    TEST_NAME KisSignalCompressorTest
+    LINK_LIBRARIES kritaglobal Qt5::Test)
+
diff --git a/libs/global/tests/KisSignalCompressorTest.cpp b/libs/global/tests/KisSignalCompressorTest.cpp
index 26dcc79..3e9f8df 100644
--- a/libs/global/tests/KisSignalCompressorTest.cpp
+++ b/libs/global/tests/KisSignalCompressorTest.cpp
@@ -93,6 +93,10 @@ public:
         return min(m_negativeOffsetAccumulator);
     }
 
+    int realNumberOfTicks() const {
+        return m_realNumberOfTicks;
+    }
+
     void start() {
         m_timeSinceLastTick.start();
         m_timer.start(m_distribution(m_rnd));
@@ -129,6 +133,7 @@ private Q_SLOTS:
     void timerTick() {
         emit sigStartExternalTimer();
         m_timer.start(m_distribution(m_rnd));
+        m_realNumberOfTicks++;
     }
 
 private:
@@ -138,6 +143,7 @@ private:
     int m_desiredPeriod;
     int m_desiredVariance;
     int m_desiredNumEvents;
+    int m_realNumberOfTicks = 0;
     QElapsedTimer m_timeSinceLastTick;
     accumulator_set<qreal, stats<tag::mean, tag::lazy_variance, tag::min, tag::max> > m_accumulator;
 
@@ -177,6 +183,8 @@ void KisSignalCompressorTest::test()
 
     qDebug() << "   -offset: mean:" << tester.negativeOffsetMean()
              << "max:" << tester.negativeOffsetMax();
+
+    qDebug() << "Ticks:" << tester.realNumberOfTicks() << "Restarts:" << compressor.numRestarts() << qreal(compressor.numRestarts()) / tester.realNumberOfTicks();
 }
 
 QTEST_MAIN(KisSignalCompressorTest)