apiserver: Remove the deprecated --target-ram-mb flag

Signed-off-by: ialidzhikov <i.alidjikov@gmail.com>

cluster/gce/gci/configure-kubeapiserver.sh

@@ -132,10 +132,6 @@ function start-kube-apiserver {
       params=$(append-param-if-not-present "${params}" "max-requests-inflight" 1500)
       params=$(append-param-if-not-present "${params}" "max-mutating-requests-inflight" 500)
     fi
-    # Set amount of memory available for apiserver based on number of nodes.
-    # TODO: Once we start setting proper requests and limits for apiserver
-    # we should reuse the same logic here instead of current heuristic.
-    params=$(append-param-if-not-present "${params}" "target-ram-mb" $((NUM_NODES * 60)))
   fi
   if [[ -n "${SERVICE_CLUSTER_IP_RANGE:-}" ]]; then
     params+=" --service-cluster-ip-range=${SERVICE_CLUSTER_IP_RANGE}"

staging/src/k8s.io/apiserver/pkg/server/options/server_run_options.go

@@ -202,11 +202,6 @@ func (s *ServerRunOptions) AddUniversalFlags(fs *pflag.FlagSet) {
 		"List of directives for HSTS, comma separated. If this list is empty, then HSTS directives will not "+
 		"be added. Example: 'max-age=31536000,includeSubDomains,preload'")
 
-	deprecatedTargetRAMMB := 0
-	fs.IntVar(&deprecatedTargetRAMMB, "target-ram-mb", deprecatedTargetRAMMB,
-		"DEPRECATED: Memory limit for apiserver in MB (used to configure sizes of caches, etc.)")
-	fs.MarkDeprecated("target-ram-mb", "This flag will be removed in v1.23")
-
 	fs.StringVar(&s.ExternalHost, "external-hostname", s.ExternalHost,
 		"The hostname to use when generating externalized URLs for this master (e.g. Swagger API Docs or OpenID Discovery).")
 

test/kubemark/resources/start-kubemark-master.sh

@@ -546,7 +546,6 @@ function compute-kube-apiserver-params {
 	params+=" --client-ca-file=/etc/srv/kubernetes/ca.crt"
 	params+=" --token-auth-file=/etc/srv/kubernetes/known_tokens.csv"
 	params+=" --secure-port=443"
-	params+=" --target-ram-mb=$((NUM_NODES * 60))"
 	params+=" --service-cluster-ip-range=${SERVICE_CLUSTER_IP_RANGE}"
 	params+=" --admission-control=${CUSTOM_ADMISSION_PLUGINS}"
 	params+=" --authorization-mode=Node,RBAC"