diff --git a/src/test/resources/com/ericsson/gerrit/plugins/highavailability/scenarios/CheckProjectsCacheFlushEntriesUsingHAGerrit1.json b/src/test/resources/com/ericsson/gerrit/plugins/highavailability/scenarios/CheckProjectsCacheFlushEntriesUsingHAGerrit1.json
new file mode 100644
index 0000000..281515d
--- /dev/null
+++ b/src/test/resources/com/ericsson/gerrit/plugins/highavailability/scenarios/CheckProjectsCacheFlushEntriesUsingHAGerrit1.json
@@ -0,0 +1,6 @@
+[
+  {
+    "url": "http://HOSTNAME:HTTP_PORT1/a/config/server/caches/projects",
+    "entries": "PROJECTS_ENTRIES"
+  }
+]
diff --git a/src/test/resources/com/ericsson/gerrit/plugins/highavailability/scenarios/FlushProjectsCacheUsingHAGerrit2.json b/src/test/resources/com/ericsson/gerrit/plugins/highavailability/scenarios/FlushProjectsCacheUsingHAGerrit2.json
new file mode 100644
index 0000000..c938973
--- /dev/null
+++ b/src/test/resources/com/ericsson/gerrit/plugins/highavailability/scenarios/FlushProjectsCacheUsingHAGerrit2.json
@@ -0,0 +1,5 @@
+[
+  {
+    "url": "http://HOSTNAME:HTTP_PORT2/a/config/server/caches/projects/flush"
+  }
+]
diff --git a/src/test/resources/com/ericsson/gerrit/plugins/highavailability/scenarios/GetProjectsCacheEntries.json b/src/test/resources/com/ericsson/gerrit/plugins/highavailability/scenarios/GetProjectsCacheEntries.json
new file mode 100644
index 0000000..f7450a4
--- /dev/null
+++ b/src/test/resources/com/ericsson/gerrit/plugins/highavailability/scenarios/GetProjectsCacheEntries.json
@@ -0,0 +1,5 @@
+[
+  {
+    "url": "http://HOSTNAME/a/config/server/caches/projects"
+  }
+]
diff --git a/src/test/scala/com/ericsson/gerrit/plugins/highavailability/scenarios/CheckProjectsCacheFlushEntriesUsingHAGerrit1.scala b/src/test/scala/com/ericsson/gerrit/plugins/highavailability/scenarios/CheckProjectsCacheFlushEntriesUsingHAGerrit1.scala
new file mode 100644
index 0000000..9a9f333
--- /dev/null
+++ b/src/test/scala/com/ericsson/gerrit/plugins/highavailability/scenarios/CheckProjectsCacheFlushEntriesUsingHAGerrit1.scala
@@ -0,0 +1,53 @@
+// Copyright (C) 2020 The Android Open Source Project
+//
+// Licensed under the Apache License, Version 2.0 (the "License");
+// you may not use this file except in compliance with the License.
+// You may obtain a copy of the License at
+//
+// http://www.apache.org/licenses/LICENSE-2.0
+//
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS IS" BASIS,
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+// See the License for the specific language governing permissions and
+// limitations under the License.
+
+package com.ericsson.gerrit.plugins.highavailability.scenarios
+
+import com.google.gerrit.scenarios.CacheFlushSimulation
+import io.gatling.core.Predef.{atOnceUsers, _}
+import io.gatling.core.feeder.FeederBuilder
+import io.gatling.core.structure.ScenarioBuilder
+import io.gatling.http.Predef._
+
+class CheckProjectsCacheFlushEntriesUsingHAGerrit1 extends CacheFlushSimulation {
+  private val data: FeederBuilder = jsonFile(resource).convert(keys).queue
+
+  override def replaceOverride(in: String): String = {
+    replaceProperty("http_port1", 8081, in)
+  }
+
+  def this(producer: CacheFlushSimulation) {
+    this()
+    this.producer = Some(producer)
+  }
+
+  val test: ScenarioBuilder = scenario(unique)
+    .feed(data)
+    .exec(session => {
+      if (producer.nonEmpty) {
+        session.set(entriesKey, producer.get.expectedEntriesAfterFlush())
+      } else {
+        session
+      }
+    })
+    .exec(http(unique).get("${url}")
+      .check(regex("\"" + memKey + "\": (\\d+)")
+        .is(session => session(entriesKey).as[String])))
+
+  setUp(
+    test.inject(
+      atOnceUsers(1)
+    ),
+  ).protocols(httpProtocol)
+}
diff --git a/src/test/scala/com/ericsson/gerrit/plugins/highavailability/scenarios/FlushProjectsCacheUsingHAGerrit2.scala b/src/test/scala/com/ericsson/gerrit/plugins/highavailability/scenarios/FlushProjectsCacheUsingHAGerrit2.scala
new file mode 100644
index 0000000..9c317d4
--- /dev/null
+++ b/src/test/scala/com/ericsson/gerrit/plugins/highavailability/scenarios/FlushProjectsCacheUsingHAGerrit2.scala
@@ -0,0 +1,65 @@
+// Copyright (C) 2020 The Android Open Source Project
+//
+// Licensed under the Apache License, Version 2.0 (the "License");
+// you may not use this file except in compliance with the License.
+// You may obtain a copy of the License at
+//
+// http://www.apache.org/licenses/LICENSE-2.0
+//
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS IS" BASIS,
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+// See the License for the specific language governing permissions and
+// limitations under the License.
+
+package com.ericsson.gerrit.plugins.highavailability.scenarios
+
+import com.google.gerrit.scenarios.CacheFlushSimulation
+import io.gatling.core.Predef._
+import io.gatling.core.feeder.FeederBuilder
+import io.gatling.core.structure.ScenarioBuilder
+
+import scala.concurrent.duration._
+
+class FlushProjectsCacheUsingHAGerrit2 extends CacheFlushSimulation {
+  private val data: FeederBuilder = jsonFile(resource).convert(keys).queue
+  private val default: String = name
+
+  override def relativeRuntimeWeight = 2
+
+  override def replaceOverride(in: String): String = {
+    replaceProperty("http_port2", 8082, in)
+  }
+
+  private val flushCache: ScenarioBuilder = scenario(unique)
+    .feed(data)
+    .exec(httpRequest)
+
+  private val createProject = new CreateProjectUsingHAGerrit1(default)
+  private val getCacheEntriesAfterProject = new GetProjectsCacheEntries(this)
+  private val checkCacheEntriesAfterFlush = new CheckProjectsCacheFlushEntriesUsingHAGerrit1(this)
+  private val deleteProject = new DeleteProjectUsingHAGerrit(default)
+
+  setUp(
+    createProject.test.inject(
+      nothingFor(stepWaitTime(createProject) seconds),
+      atOnceUsers(1)
+    ),
+    getCacheEntriesAfterProject.test.inject(
+      nothingFor(stepWaitTime(getCacheEntriesAfterProject) seconds),
+      atOnceUsers(1)
+    ),
+    flushCache.inject(
+      nothingFor(stepWaitTime(this) seconds),
+      atOnceUsers(1)
+    ),
+    checkCacheEntriesAfterFlush.test.inject(
+      nothingFor(stepWaitTime(checkCacheEntriesAfterFlush) seconds),
+      atOnceUsers(1)
+    ),
+    deleteProject.test.inject(
+      nothingFor(stepWaitTime(deleteProject) seconds),
+      atOnceUsers(1)
+    ),
+  ).protocols(httpProtocol)
+}
diff --git a/src/test/scala/com/ericsson/gerrit/plugins/highavailability/scenarios/GetProjectsCacheEntries.scala b/src/test/scala/com/ericsson/gerrit/plugins/highavailability/scenarios/GetProjectsCacheEntries.scala
new file mode 100644
index 0000000..9565365
--- /dev/null
+++ b/src/test/scala/com/ericsson/gerrit/plugins/highavailability/scenarios/GetProjectsCacheEntries.scala
@@ -0,0 +1,46 @@
+// Copyright (C) 2020 The Android Open Source Project
+//
+// Licensed under the Apache License, Version 2.0 (the "License");
+// you may not use this file except in compliance with the License.
+// You may obtain a copy of the License at
+//
+// http://www.apache.org/licenses/LICENSE-2.0
+//
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS IS" BASIS,
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+// See the License for the specific language governing permissions and
+// limitations under the License.
+
+package com.ericsson.gerrit.plugins.highavailability.scenarios
+
+import com.google.gerrit.scenarios.CacheFlushSimulation
+import io.gatling.core.Predef._
+import io.gatling.core.feeder.FeederBuilder
+import io.gatling.core.structure.ScenarioBuilder
+import io.gatling.http.Predef.{http, _}
+
+class GetProjectsCacheEntries extends CacheFlushSimulation {
+  private val data: FeederBuilder = jsonFile(resource).convert(keys).queue
+
+  def this(consumer: CacheFlushSimulation) {
+    this()
+    this.consumer = Some(consumer)
+  }
+
+  val test: ScenarioBuilder = scenario(unique)
+    .feed(data)
+    .exec(http(unique).get("${url}")
+      .check(regex("\"" + memKey + "\": (\\d+)").saveAs(entriesKey)))
+    .exec(session => {
+      if (consumer.nonEmpty) {
+        consumer.get.entriesBeforeFlush(session(entriesKey).as[Int])
+      }
+      session
+    })
+
+  setUp(
+    test.inject(
+      atOnceUsers(1)
+    )).protocols(httpProtocol)
+}