diff --git a/perfmetrics/scripts/testing_on_gke/examples/dlio/unet3d-loading-test/templates/dlio-tester.yaml b/perfmetrics/scripts/testing_on_gke/examples/dlio/unet3d-loading-test/templates/dlio-tester.yaml
index 8b510627f5..7a117da56b 100644
--- a/perfmetrics/scripts/testing_on_gke/examples/dlio/unet3d-loading-test/templates/dlio-tester.yaml
+++ b/perfmetrics/scripts/testing_on_gke/examples/dlio/unet3d-loading-test/templates/dlio-tester.yaml
@@ -32,11 +32,11 @@ spec:
     image: {{ .Values.image }}
     resources:
       limits:
-        cpu: "100"
-        memory: 400Gi
+        cpu: {{ .Values.resourceLimits.cpu }}
+        memory: {{ .Values.resourceLimits.memory }}
       requests:
-        cpu: "50"
-        memory: 300Gi
+        cpu: {{ .Values.resourceRequests.cpu }}
+        memory: {{ .Values.resourceRequests.memory }}
     env:
       - name: RDMAV_FORK_SAFE
         value: "1"
@@ -86,6 +86,11 @@ spec:
         ++workload.reader.read_threads={{ .Values.dlio.readThreads }} \
         ++workload.output.folder=/logs/{{ .Values.dlio.numFilesTrain }}-{{ .Values.dlio.recordLength }}-{{ .Values.dlio.batchSize }}/{{ .Values.scenario }}
 
+        # dump the gcsfuse-mount-configuration to a file in output-directory.
+        {{ if eq .Values.scenario "gcsfuse-generic"}}
+        echo "{{ .Values.gcsfuse.mountOptions }}" > /logs/{{ .Values.dlio.numFilesTrain }}-{{ .Values.dlio.recordLength }}-{{ .Values.dlio.batchSize }}/{{ .Values.scenario }}/gcsfuse_mount_options
+        {{ end }}
+
         gsutil -m cp -R /logs gs://{{ .Values.bucketName }}/logs/$(date +"%Y-%m-%d-%H-%M")
     volumeMounts:
     - name: dshm
@@ -103,6 +108,12 @@ spec:
   - name: data-vol
   {{- if eq .Values.scenario "local-ssd" }}
     emptyDir: {}
+  {{- else if eq .Values.scenario "gcsfuse-generic" }}
+    csi:
+      driver: gcsfuse.csi.storage.gke.io
+      volumeAttributes:
+        bucketName: {{ .Values.bucketName }}
+        mountOptions: "{{ .Values.gcsfuse.mountOptions }}"
   {{- else if eq .Values.scenario "gcsfuse-file-cache" }}
     csi:
       driver: gcsfuse.csi.storage.gke.io
diff --git a/perfmetrics/scripts/testing_on_gke/examples/dlio/unet3d-loading-test/values.yaml b/perfmetrics/scripts/testing_on_gke/examples/dlio/unet3d-loading-test/values.yaml
index e11d433755..cbaa9d0137 100644
--- a/perfmetrics/scripts/testing_on_gke/examples/dlio/unet3d-loading-test/values.yaml
+++ b/perfmetrics/scripts/testing_on_gke/examples/dlio/unet3d-loading-test/values.yaml
@@ -19,9 +19,17 @@
 
 image: jiaxun/dlio:v1.2.0
 bucketName: gke-dlio-test-data
+# scenario controls the kind of storage that is used for the load testing. local-ssd means directly on LSSD; gcsfuse-generic means on a gcsfuse mount with gcsfuse.mountOptions sent from the caller; gcsfuse-no-file-cache and gcsfuse-file-cache mean as their name suggests.
 scenario: local-ssd
 nodeType: n2-standard-96
 
+resourceLimits:
+  cpu: 0
+  memory: 0
+resourceRequests:
+  cpu: 0
+  memory: 0
+
 dlio:
   numFilesTrain: 500000
   recordLength: 102400
@@ -34,3 +42,4 @@ gcsfuse:
   metadataTypeCacheCapacity: "-1"
   fileCacheCapacity: "-1"
   fileCacheForRangeRead: "true"
+  mountOptions: "implicit-dirs"
diff --git a/perfmetrics/scripts/testing_on_gke/examples/fio/loading-test/templates/fio-tester.yaml b/perfmetrics/scripts/testing_on_gke/examples/fio/loading-test/templates/fio-tester.yaml
index b244cfc9ef..368fba13af 100644
--- a/perfmetrics/scripts/testing_on_gke/examples/fio/loading-test/templates/fio-tester.yaml
+++ b/perfmetrics/scripts/testing_on_gke/examples/fio/loading-test/templates/fio-tester.yaml
@@ -36,8 +36,8 @@ spec:
         cpu: {{ .Values.resourceLimits.cpu }}
         memory: {{ .Values.resourceLimits.memory }}
       requests:
-        cpu: "30"
-        memory: 300Gi
+        cpu: {{ .Values.resourceRequests.cpu }}
+        memory: {{ .Values.resourceRequests.memory }}
     command:
       - "/bin/sh"
       - "-c"
@@ -110,7 +110,7 @@ spec:
         pause_in_seconds=20
         block_size={{ .Values.fio.blockSize }}
         file_size={{ .Values.fio.fileSize }}
-        num_of_threads=50
+        num_of_threads={{ .Values.fio.numThreads }}
         workload_dir=/data
 
         # Cleaning the pagecache, dentries and inode cache before the starting the workload.
@@ -126,6 +126,12 @@ spec:
 
         echo "Run fio tests..."
         mkdir -p /data/fio-output/{{ .Values.scenario }}/$read_type
+
+        # dump the gcsfuse-mount-configuration to a file in output-directory.
+        {{ if eq .Values.scenario "gcsfuse-generic" }}
+        echo "{{ .Values.gcsfuse.mountOptions }}" > /data/fio-output/{{ .Values.scenario }}/$read_type/gcsfuse_mount_options
+        {{ end }}
+
         for i in $(seq $epoch); do
 
           echo "[Epoch ${i}] start time:" `date +%s`
@@ -164,6 +170,12 @@ spec:
   - name: data-vol
   {{- if eq .Values.scenario "local-ssd" }}
     emptyDir: {}
+  {{- else if eq .Values.scenario "gcsfuse-generic" }}
+    csi:
+      driver: gcsfuse.csi.storage.gke.io
+      volumeAttributes:
+        bucketName: {{ .Values.bucketName }}
+        mountOptions: "{{ .Values.gcsfuse.mountOptions }}"
   {{- else if eq .Values.scenario "gcsfuse-file-cache" }}
     csi:
       driver: gcsfuse.csi.storage.gke.io
diff --git a/perfmetrics/scripts/testing_on_gke/examples/fio/loading-test/values.yaml b/perfmetrics/scripts/testing_on_gke/examples/fio/loading-test/values.yaml
index bf4678ce79..15111a740d 100644
--- a/perfmetrics/scripts/testing_on_gke/examples/fio/loading-test/values.yaml
+++ b/perfmetrics/scripts/testing_on_gke/examples/fio/loading-test/values.yaml
@@ -19,18 +19,23 @@
 
 image: ubuntu:24.04
 bucketName: gke-dlio-test-data
+# scenario controls the kind of storage that is used for the load testing. local-ssd means directly on LSSD; gcsfuse-generic means on a gcsfuse mount with gcsfuse.mountOptions sent from the caller; gcsfuse-no-file-cache and gcsfuse-file-cache mean as their name suggests.
 scenario: local-ssd
 nodeType: n2-standard-96
 
 resourceLimits:
-  cpu: 100
-  memory: 400Gi
+  cpu: 0
+  memory: 0
+resourceRequests:
+  cpu: 0
+  memory: 0
 
 fio:
   readType: read
   fileSize: 64K
   blockSize: 64K
   filesPerThread: "20000"
+  numThreads: "50"
 
 gcsfuse:
   metadataCacheTTLSeconds: "6048000"
@@ -38,4 +43,5 @@ gcsfuse:
   metadataTypeCacheCapacity: "-1"
   fileCacheCapacity: "-1"
   fileCacheForRangeRead: "true"
+  mountOptions: "implicit-dirs"