[COMMON] Harmonize resource settings

Update all resource settings to the kubernetes recommended
normalized form. Fix ReadinessCheck resource limits.

Issue-ID: OOM-3273

Change-Id: Ie10903b801e4dc1689bcec092162d711a431a7a6
Signed-off-by: Andreas Geissler <andreas-geissler@telekom.de>
diff --git a/kubernetes/common/elasticsearch/components/curator/values.yaml b/kubernetes/common/elasticsearch/components/curator/values.yaml
index 62964ff..0a5080e 100644
--- a/kubernetes/common/elasticsearch/components/curator/values.yaml
+++ b/kubernetes/common/elasticsearch/components/curator/values.yaml
@@ -123,11 +123,11 @@
   # resources, such as Minikube. If you do want to specify resources, uncomment the following
   # lines, adjust them as necessary, and remove the curly braces after 'resources:'.
   limits: {}
-  #  cpu: 100m
-  #  memory: 128Mi
+  #  cpu: "100m"
+  #  memory: "0.1Gi"
   requests: {}
-  #  cpu: 100m
-  #  memory: 128Mi
+  #  cpu: "100m"
+  #  memory: "0.1Gi"
 priorityClassName: ""
 # extraVolumes and extraVolumeMounts allows you to mount other volumes
 # Example Use Case: mount ssl certificates when elasticsearch has tls enabled
diff --git a/kubernetes/common/elasticsearch/components/data/values.yaml b/kubernetes/common/elasticsearch/components/data/values.yaml
index 1dc9ab8..a0dad56 100644
--- a/kubernetes/common/elasticsearch/components/data/values.yaml
+++ b/kubernetes/common/elasticsearch/components/data/values.yaml
@@ -105,11 +105,11 @@
   ## choice for the user. This also increases chances charts run on environments with little
   ## resources, such as Minikube.
   limits: {}
-  #   cpu: 100m
-  #   memory: 128Mi
+  #   cpu: "100m"
+  #   memory: "0.1Gi"
   requests:
-    cpu: 25m
-    memory: 1152Mi
+    cpu: "25m"
+    memory: "1.1Gi"
 ## Elasticsearch data container's liveness and readiness probes
 ## ref: https://kubernetes.io/docs/concepts/workloads/pods/pod-lifecycle/#container-probes
 ##
diff --git a/kubernetes/common/elasticsearch/components/master/values.yaml b/kubernetes/common/elasticsearch/components/master/values.yaml
index a2ec7b9..f4ac74e 100644
--- a/kubernetes/common/elasticsearch/components/master/values.yaml
+++ b/kubernetes/common/elasticsearch/components/master/values.yaml
@@ -108,13 +108,13 @@
   ## choice for the user. This also increases chances charts run on environments with little
   ## resources, such as Minikube.
   limits:
-    cpu: 250m
-    memory: 1536Mi
-  #   cpu: 100m
-  #   memory: 128Mi
+    cpu: "250m"
+    memory: "1.5Gi"
+  #   cpu: "100m"
+  #   memory: "0.1Gi"
   requests:
-    cpu: 5m
-    memory: 310Mi
+    cpu: "5m"
+    memory: "0.3Gi"
 ## Elasticsearch master-eligible container's liveness and readiness probes
 ## ref: https://kubernetes.io/docs/concepts/workloads/pods/pod-lifecycle/#container-probes
 ##
diff --git a/kubernetes/common/elasticsearch/values.yaml b/kubernetes/common/elasticsearch/values.yaml
index c3352ae..e1c8f72 100644
--- a/kubernetes/common/elasticsearch/values.yaml
+++ b/kubernetes/common/elasticsearch/values.yaml
@@ -94,11 +94,11 @@
   ## choice for the user. This also increases chances charts run on environments with little
   ## resources, such as Minikube.
   limits: {}
-  #   cpu: 100m
-  #   memory: 128Mi
+  #   cpu: "100m"
+  #   memory: "0.1Gi"
   requests:
-    cpu: 25m
-    memory: 256Mi
+    cpu: "25m"
+    memory: "0.2Gi"
 ## Elasticsearch coordinating-only container's liveness and readiness probes
 ## ref: https://kubernetes.io/docs/concepts/workloads/pods/pod-lifecycle/#container-probes
 ##