[Test] In test 'test_update_slurm', use instance types with higher availability to reduce the risk of ICEs.

Signed-off-by: Giacomo Marciani <[email protected]>

Author: gmarciani

tests/integration-tests/tests/update/test_update.py

@@ -115,13 +115,13 @@ def test_update_slurm(region, pcluster_config_reader, s3_bucket_factory, cluster
                 "queue1-i1": {
                     "instances": [
                         {
-                            "instance_type": "c5.xlarge",
+                            "instance_type": "c5.large",
                         },
                         {
-                            "instance_type": "c5n.xlarge",
+                            "instance_type": "c5n.large",
                         },
                         {
-                            "instance_type": "c5d.xlarge",
+                            "instance_type": "c5d.large",
                         },
                     ],
                     "expected_running_instances": 1,
@@ -200,8 +200,8 @@ def test_update_slurm(region, pcluster_config_reader, s3_bucket_factory, cluster
 
     # Here is the expected list of nodes.
     # the cluster:
-    # queue1-st-c5xlarge-1
-    # queue1-st-c5xlarge-2
+    # queue1-st-c5large-1
+    # queue1-st-c5large-2
     retry(wait_fixed=seconds(20), stop_max_delay=minutes(5))(assert_initial_conditions)(
         slurm_commands, 2, 0, partition="queue1"
     )
@@ -211,13 +211,13 @@ def test_update_slurm(region, pcluster_config_reader, s3_bucket_factory, cluster
                 "queue1-i1": {
                     "instances": [
                         {
-                            "instance_type": "c5.xlarge",
+                            "instance_type": "c5.large",
                         },
                         {
-                            "instance_type": "c5n.xlarge",
+                            "instance_type": "c5n.large",
                         },
                         {
-                            "instance_type": "c5d.xlarge",
+                            "instance_type": "c5d.large",
                         },
                     ],
                     "expected_running_instances": 2,
@@ -592,7 +592,7 @@ def test_update_instance_list(
         submit_command_args={"command": "sleep 1000", "nodes": 1, "other_options": "--exclusive"}
     )
     # Check instance type is the expected for min count
-    _check_instance_type(ec2, instances, "c5d.xlarge")
+    _check_instance_type(ec2, instances, "c5d.large")
 
     # Update cluster with new configuration, adding new instance type with lower price
     updated_config_file = pcluster_config_reader(bucket_name=bucket_name, config_file="pcluster.config.update.yaml")
@@ -610,7 +610,7 @@ def test_update_instance_list(
     logging.info(new_instances)
     new_instances.remove(instances[0])
     # Check new instance type is the expected one, i.e. the one with lower price.
-    _check_instance_type(ec2, new_instances, "c5.xlarge")
+    _check_instance_type(ec2, new_instances, "c5.large")
 
     # Update cluster removing instance type from the list
     updated_config_file = pcluster_config_reader(

tests/integration-tests/tests/update/test_update/test_update_slurm/pcluster.config.update.yaml

@@ -46,9 +46,9 @@ Scheduling:
       ComputeResources:
         - Name: queue1-i1
           Instances:
-            - InstanceType: c5.xlarge
-            - InstanceType: c5n.xlarge
-            - InstanceType: c5d.xlarge
+            - InstanceType: c5.large
+            - InstanceType: c5n.large
+            - InstanceType: c5d.large
           MinCount: 2 # Increased parameter value
           MaxCount: 4 # Increased parameter value
         - Name: queue1-i2

tests/integration-tests/tests/update/test_update/test_update_slurm/pcluster.config.yaml

@@ -43,9 +43,9 @@ Scheduling:
       ComputeResources:
         - Name: queue1-i1
           Instances:
-            - InstanceType: c5.xlarge
-            - InstanceType: c5n.xlarge
-            - InstanceType: c5d.xlarge
+            - InstanceType: c5.large
+            - InstanceType: c5n.large
+            - InstanceType: c5d.large
           MinCount: 1
           MaxCount: 2
         - Name: queue1-i2