Added event-qps to kubelet flags

Signed-off-by: Dmytro Oboznyi <dmytro.oboznyi@syncier.com>
kubernetes · Dec 21, 2020 · d2211de · d2211de
1 parent 75f8adf
commit d2211de
Show file tree

Hide file tree

Showing 8 changed files with 37 additions and 0 deletions.
diff --git a/docs/cluster_spec.md b/docs/cluster_spec.md
@@ -591,6 +591,17 @@ spec:
     housekeepingInterval: 30s
 ```
 
+### Event QPS
+{{ kops_feature_table(kops_added_default='1.19') }}
+
+The limit event creations per second in kubelet. Default value is `5`.
+
+```yaml
+spec:
+  kubelet:
+    eventQPS: 5
+```
+
 ## kubeScheduler
 
 This block contains configurations for `kube-scheduler`.  See https://kubernetes.io/docs/admin/kube-scheduler/

diff --git a/k8s/crds/kops.k8s.io_clusters.yaml b/k8s/crds/kops.k8s.io_clusters.yaml
@@ -2160,6 +2160,11 @@ spec:
                     description: Enforce Allocatable across pods whenever the overall
                       usage across all pods exceeds Allocatable.
                     type: string
+                  eventQPS:
+                    description: EventQPS if > 0, limit event creations per second to
+                      this value.  If 0, unlimited. (default 5)
+                    format: int32
+                    type: integer
                   evictionHard:
                     description: Comma-delimited list of hard eviction expressions.  For
                       example, 'memory.available<300Mi'.

diff --git a/k8s/crds/kops.k8s.io_instancegroups.yaml b/k8s/crds/kops.k8s.io_instancegroups.yaml
@@ -339,6 +339,11 @@ spec:
                     description: Enforce Allocatable across pods whenever the overall
                       usage across all pods exceeds Allocatable.
                     type: string
+                  eventQPS:
+                    description: EventQPS if > 0, limit event creations per second to
+                      this value.  If 0, unlimited. (default 5)
+                    format: int32
+                    type: integer
                   evictionHard:
                     description: Comma-delimited list of hard eviction expressions.  For
                       example, 'memory.available<300Mi'.

diff --git a/pkg/apis/kops/componentconfig.go b/pkg/apis/kops/componentconfig.go
@@ -207,6 +207,8 @@ type KubeletConfigSpec struct {
 	CgroupDriver string `json:"cgroupDriver,omitempty" flag:"cgroup-driver"`
 	// HousekeepingInterval allows to specify interval between container housekeepings.
 	HousekeepingInterval *metav1.Duration `json:"housekeepingInterval,omitempty" flag:"housekeeping-interval"`
+	// EventQPS if > 0, limit event creations per second to this value.  If 0, unlimited. (default 5)
+	EventQPS *int32 `json:"eventQPS,omitempty" flag:"event-qps"`
 }
 
 // KubeProxyConfig defines the configuration for a proxy

diff --git a/pkg/apis/kops/v1alpha2/componentconfig.go b/pkg/apis/kops/v1alpha2/componentconfig.go
@@ -207,6 +207,8 @@ type KubeletConfigSpec struct {
 	CgroupDriver string `json:"cgroupDriver,omitempty" flag:"cgroup-driver"`
 	// HousekeepingInterval allows to specify interval between container housekeepings.
 	HousekeepingInterval *metav1.Duration `json:"housekeepingInterval,omitempty" flag:"housekeeping-interval"`
+	// EventQPS if > 0, limit event creations per second to this value.  If 0, unlimited. (default 5)
+	EventQPS *int32 `json:"eventQPS,omitempty" flag:"event-qps"`
 }
 
 // KubeProxyConfig defines the configuration for a proxy

diff --git a/pkg/apis/kops/v1alpha2/zz_generated.conversion.go b/pkg/apis/kops/v1alpha2/zz_generated.conversion.go
diff --git a/pkg/apis/kops/v1alpha2/zz_generated.deepcopy.go b/pkg/apis/kops/v1alpha2/zz_generated.deepcopy.go
diff --git a/pkg/apis/kops/zz_generated.deepcopy.go b/pkg/apis/kops/zz_generated.deepcopy.go