diff --git a/host/matching_simulation_test.go b/host/matching_simulation_test.go
index 4a9aa1c375a..cc547da5d61 100644
--- a/host/matching_simulation_test.go
+++ b/host/matching_simulation_test.go
@@ -86,7 +86,7 @@ type operationAggStats struct {
 func TestMatchingSimulationSuite(t *testing.T) {
 	flag.Parse()
 
-	confPath := os.Getenv("MATCHING_SIMULATION_CASE")
+	confPath := os.Getenv("MATCHING_SIMULATION_CONFIG")
 	if confPath == "" {
 		confPath = defaultTestCase
 	}
diff --git a/host/testdata/matching_simulation_more_read_partitions.yaml b/host/testdata/matching_simulation_more_read_partitions.yaml
new file mode 100644
index 00000000000..94e4edc6054
--- /dev/null
+++ b/host/testdata/matching_simulation_more_read_partitions.yaml
@@ -0,0 +1,25 @@
+enablearchival: false
+clusterno: 1
+messagingclientconfig:
+  usemock: true
+historyconfig:
+  numhistoryshards: 4
+  numhistoryhosts: 1
+matchingconfig:
+  nummatchinghosts: 4
+  simulationconfig:
+    tasklistwritepartitions: 2
+    tasklistreadpartitions: 4
+    numpollers: 10
+    numtaskgenerators: 2
+    taskspersecond: 40
+    maxtasktogenerate: 1500
+    polltimeout: 60s
+    forwardermaxoutstandingpolls: 1
+    forwardermaxoutstandingtasks: 1
+    forwardermaxratepersecond: 10
+    forwardermaxchildrenpernode: 20
+    localpollwaittime: 0ms
+    localtaskwaittime: 0ms
+workerconfig:
+  enableasyncwfconsumer: false
diff --git a/scripts/run_matching_simulator.sh b/scripts/run_matching_simulator.sh
index 2c9d080b458..c281ddd433a 100755
--- a/scripts/run_matching_simulator.sh
+++ b/scripts/run_matching_simulator.sh
@@ -5,22 +5,23 @@
 
 set -eo pipefail
 
-testName="test-$(date '+%Y-%m-%d-%H-%M-%S')"
+testCase="${1:-default}"
+testCfg="testdata/matching_simulation_$testCase.yaml"
+testName="test-$testCase-$(date '+%Y-%m-%d-%H-%M-%S')"
 resultFolder="matching-simulator-output"
 mkdir -p "$resultFolder"
 eventLogsFile="$resultFolder/events.json"
 testSummaryFile="$resultFolder/$testName-summary.txt"
-testCase="testdata/matching_simulation_${1:-default}.yaml"
 
 
 echo "Building test image"
 docker-compose -f docker/buildkite/docker-compose-local-matching-simulation.yml \
   build matching-simulator
 
-echo "Running the test"
+echo "Running the test $testCase"
 docker-compose \
   -f docker/buildkite/docker-compose-local-matching-simulation.yml \
-  run -e MATCHING_SIMULATION_CASE=$testCase --rm matching-simulator \
+  run -e MATCHING_SIMULATION_CONFIG=$testCfg --rm matching-simulator \
   | grep -a --line-buffered "Matching New Event" \
   | sed "s/Matching New Event: //" \
   | jq . > "$eventLogsFile"