Merge pull request #11191 from openshift-cherrypick-robot/cherry-pick…

…-11104-to-release-4.16

[release-4.16] wrap s3 benchmark-tool - ns in hostname fixed

ocs_ci/ocs/warp.py

@@ -36,7 +36,8 @@ def __init__(self):
         self.ocp_obj = OCP(namespace=self.namespace)
         self.bucket_name = None
         self.warp_cr = templating.load_yaml(constants.WARP_OBJ_YAML)
-        self.host = self.warp_cr["host"]
+        # avoid failing DNS server to resolve hostname, when running on cluster with custom storage namespace
+        self.host = f"s3.{config.ENV_DATA['cluster_namespace']}.svc"
         self.duration = self.warp_cr["duration"]
         self.concurrent = self.warp_cr["concurrent"]
         self.objects = self.warp_cr["objects"]