Merge branch 'dev' into metricstore

2025-12-15 03:36:16 +01:00 · 2025-09-10 09:14:50 +02:00
parent 79605c8a9e ffa9919019
commit df0e8eb228
26 changed files with 2836 additions and 945 deletions
--- a/internal/api/job.go
+++ b/internal/api/job.go
@@ -113,6 +113,7 @@ func (api *RestApi) getJobs(rw http.ResponseWriter, r *http.Request) {

 	for key, vals := range r.URL.Query() {
 		switch key {
+		// TODO: add project filter
 		case "state":
 			for _, s := range vals {
 				state := schema.JobState(s)
@@ -125,7 +126,7 @@ func (api *RestApi) getJobs(rw http.ResponseWriter, r *http.Request) {
 			}
 		case "cluster":
 			filter.Cluster = &model.StringInput{Eq: &vals[0]}
-		case "start-time":
+		case "start-time": // ?startTime=1753707480-1754053139
 			st := strings.Split(vals[0], "-")
 			if len(st) != 2 {
 				handleError(fmt.Errorf("invalid query parameter value: startTime"),
--- a/internal/auth/auth.go
+++ b/internal/auth/auth.go
@@ -402,7 +402,7 @@ func (auth *Authentication) AuthUserApi(
 					return
 				}
 			case len(user.Roles) >= 2:
-				if user.HasRole(schema.RoleApi) && user.HasAnyRole([]schema.Role{schema.RoleUser, schema.RoleManager, schema.RoleAdmin}) {
+				if user.HasRole(schema.RoleApi) && user.HasAnyRole([]schema.Role{schema.RoleUser, schema.RoleManager, schema.RoleSupport, schema.RoleAdmin}) {
 					ctx := context.WithValue(r.Context(), repository.ContextUserKey, user)
 					onsuccess.ServeHTTP(rw, r.WithContext(ctx))
 					return
@@ -530,6 +530,7 @@ func securedCheck(user *schema.User, r *http.Request) error {
 		IPAddress = r.RemoteAddr
 	}

+	// FIXME: IPV6 not handled
 	if strings.Contains(IPAddress, ":") {
 		IPAddress = strings.Split(IPAddress, ":")[0]
 	}
--- a/internal/graph/generated/generated.go
+++ b/internal/graph/generated/generated.go
@@ -202,6 +202,7 @@ type ComplexityRoot struct {
 		TotalJobs      func(childComplexity int) int
 		TotalNodeHours func(childComplexity int) int
 		TotalNodes     func(childComplexity int) int
+		TotalUsers     func(childComplexity int) int
 		TotalWalltime  func(childComplexity int) int
 	}

@@ -277,6 +278,7 @@ type ComplexityRoot struct {
 		ID          func(childComplexity int) int
 		MetaData    func(childComplexity int) int
 		NodeState   func(childComplexity int) int
+		RunningJobs func(childComplexity int) int
 		SubCluster  func(childComplexity int) int
 	}

@@ -291,7 +293,7 @@ type ComplexityRoot struct {
 		Items func(childComplexity int) int
 	}

-	NodeStats struct {
+	NodeStates struct {
 		Count func(childComplexity int) int
 		State func(childComplexity int) int
 	}
@@ -319,7 +321,7 @@ type ComplexityRoot struct {
 		Node            func(childComplexity int, id string) int
 		NodeMetrics     func(childComplexity int, cluster string, nodes []string, scopes []schema.MetricScope, metrics []string, from time.Time, to time.Time) int
 		NodeMetricsList func(childComplexity int, cluster string, subCluster string, nodeFilter string, scopes []schema.MetricScope, metrics []string, from time.Time, to time.Time, page *model.PageRequest, resolution *int) int
-		NodeStats       func(childComplexity int, filter []*model.NodeFilter) int
+		NodeStates      func(childComplexity int, filter []*model.NodeFilter) int
 		Nodes           func(childComplexity int, filter []*model.NodeFilter, order *model.OrderByInput) int
 		RooflineHeatmap func(childComplexity int, filter []*model.JobFilter, rows int, cols int, minX float64, minY float64, maxX float64, maxY float64) int
 		ScopedJobStats  func(childComplexity int, id string, metrics []string, scopes []schema.MetricScope) int
@@ -445,6 +447,7 @@ type MutationResolver interface {
 	UpdateConfiguration(ctx context.Context, name string, value string) (*string, error)
 }
 type NodeResolver interface {
+	RunningJobs(ctx context.Context, obj *schema.Node) (int, error)
 	NodeState(ctx context.Context, obj *schema.Node) (string, error)
 	HealthState(ctx context.Context, obj *schema.Node) (schema.NodeState, error)
 	MetaData(ctx context.Context, obj *schema.Node) (any, error)
@@ -457,7 +460,7 @@ type QueryResolver interface {
 	AllocatedNodes(ctx context.Context, cluster string) ([]*model.Count, error)
 	Node(ctx context.Context, id string) (*schema.Node, error)
 	Nodes(ctx context.Context, filter []*model.NodeFilter, order *model.OrderByInput) (*model.NodeStateResultList, error)
-	NodeStats(ctx context.Context, filter []*model.NodeFilter) ([]*model.NodeStats, error)
+	NodeStates(ctx context.Context, filter []*model.NodeFilter) ([]*model.NodeStates, error)
 	Job(ctx context.Context, id string) (*schema.Job, error)
 	JobMetrics(ctx context.Context, id string, metrics []string, scopes []schema.MetricScope, resolution *int) ([]*model.JobMetricWithName, error)
 	JobStats(ctx context.Context, id string, metrics []string) ([]*model.NamedStats, error)
@@ -1165,6 +1168,13 @@ func (e *executableSchema) Complexity(ctx context.Context, typeName, field strin

 		return e.complexity.JobsStatistics.TotalNodes(childComplexity), true

+	case "JobsStatistics.totalUsers":
+		if e.complexity.JobsStatistics.TotalUsers == nil {
+			break
+		}
+
+		return e.complexity.JobsStatistics.TotalUsers(childComplexity), true
+
 	case "JobsStatistics.totalWalltime":
 		if e.complexity.JobsStatistics.TotalWalltime == nil {
 			break
@@ -1475,7 +1485,7 @@ func (e *executableSchema) Complexity(ctx context.Context, typeName, field strin

 		return e.complexity.Node.Cluster(childComplexity), true

-	case "Node.HealthState":
+	case "Node.healthState":
 		if e.complexity.Node.HealthState == nil {
 			break
 		}
@@ -1510,6 +1520,13 @@ func (e *executableSchema) Complexity(ctx context.Context, typeName, field strin

 		return e.complexity.Node.NodeState(childComplexity), true

+	case "Node.runningJobs":
+		if e.complexity.Node.RunningJobs == nil {
+			break
+		}
+
+		return e.complexity.Node.RunningJobs(childComplexity), true
+
 	case "Node.subCluster":
 		if e.complexity.Node.SubCluster == nil {
 			break
@@ -1552,19 +1569,19 @@ func (e *executableSchema) Complexity(ctx context.Context, typeName, field strin

 		return e.complexity.NodeStateResultList.Items(childComplexity), true

-	case "NodeStats.count":
-		if e.complexity.NodeStats.Count == nil {
+	case "NodeStates.count":
+		if e.complexity.NodeStates.Count == nil {
 			break
 		}

-		return e.complexity.NodeStats.Count(childComplexity), true
+		return e.complexity.NodeStates.Count(childComplexity), true

-	case "NodeStats.state":
-		if e.complexity.NodeStats.State == nil {
+	case "NodeStates.state":
+		if e.complexity.NodeStates.State == nil {
 			break
 		}

-		return e.complexity.NodeStats.State(childComplexity), true
+		return e.complexity.NodeStates.State(childComplexity), true

 	case "NodesResultList.count":
 		if e.complexity.NodesResultList.Count == nil {
@@ -1754,17 +1771,17 @@ func (e *executableSchema) Complexity(ctx context.Context, typeName, field strin

 		return e.complexity.Query.NodeMetricsList(childComplexity, args["cluster"].(string), args["subCluster"].(string), args["nodeFilter"].(string), args["scopes"].([]schema.MetricScope), args["metrics"].([]string), args["from"].(time.Time), args["to"].(time.Time), args["page"].(*model.PageRequest), args["resolution"].(*int)), true

-	case "Query.nodeStats":
-		if e.complexity.Query.NodeStats == nil {
+	case "Query.nodeStates":
+		if e.complexity.Query.NodeStates == nil {
 			break
 		}

-		args, err := ec.field_Query_nodeStats_args(ctx, rawArgs)
+		args, err := ec.field_Query_nodeStates_args(ctx, rawArgs)
 		if err != nil {
 			return 0, false
 		}

-		return e.complexity.Query.NodeStats(childComplexity, args["filter"].([]*model.NodeFilter)), true
+		return e.complexity.Query.NodeStates(childComplexity, args["filter"].([]*model.NodeFilter)), true

 	case "Query.nodes":
 		if e.complexity.Query.Nodes == nil {
@@ -2334,12 +2351,13 @@ type Node {
  hostname: String!
  cluster: String!
  subCluster: String!
+  runningJobs: Int!
  nodeState: NodeState!
-  HealthState: MonitoringState!
+  healthState: MonitoringState!
  metaData: Any
 }

-type NodeStats {
+type NodeStates {
  state: String!
  count: Int!
 }
@@ -2558,10 +2576,12 @@ enum Aggregate {
  USER
  PROJECT
  CLUSTER
+  SUBCLUSTER
 }
 enum SortByAggregate {
  TOTALWALLTIME
  TOTALJOBS
+  TOTALUSERS
  TOTALNODES
  TOTALNODEHOURS
  TOTALCORES
@@ -2622,9 +2642,10 @@ type Query {
  user(username: String!): User
  allocatedNodes(cluster: String!): [Count!]!

+  ## Node Queries New
  node(id: ID!): Node
  nodes(filter: [NodeFilter!], order: OrderByInput): NodeStateResultList!
-  nodeStats(filter: [NodeFilter!]): [NodeStats!]!
+  nodeStates(filter: [NodeFilter!]): [NodeStates!]!

  job(id: ID!): Job
  jobMetrics(
@@ -2679,6 +2700,7 @@ type Query {
    from: Time!
    to: Time!
  ): [NodeMetrics!]!
+  
  nodeMetricsList(
    cluster: String!
    subCluster: String!
@@ -2715,6 +2737,7 @@ type TimeRangeOutput {
 input NodeFilter {
  hostname: StringInput
  cluster: StringInput
+  subcluster: StringInput
  nodeState: NodeState
  healthState: MonitoringState
 }
@@ -2819,11 +2842,12 @@ type MetricHistoPoint {
 }

 type JobsStatistics {
-  id: ID! # If ` + "`" + `groupBy` + "`" + ` was used, ID of the user/project/cluster
+  id: ID! # If ` + "`" + `groupBy` + "`" + ` was used, ID of the user/project/cluster/subcluster
  name: String! # if User-Statistics: Given Name of Account (ID) Owner
+  totalUsers: Int! # if *not* User-Statistics: Number of active users (based on running jobs)
  totalJobs: Int! # Number of jobs
  runningJobs: Int! # Number of running jobs
-  shortJobs: Int! # Number of jobs with a duration of less than duration
+  shortJobs: Int! # Number of jobs with a duration of less than config'd ShortRunningJobsDuration
  totalWalltime: Int! # Sum of the duration of all matched jobs in hours
  totalNodes: Int! # Sum of the nodes of all matched jobs
  totalNodeHours: Int! # Sum of the node hours of all matched jobs
@@ -3197,7 +3221,7 @@ func (ec *executionContext) field_Query_nodeMetrics_args(ctx context.Context, ra
 	return args, nil
 }

-func (ec *executionContext) field_Query_nodeStats_args(ctx context.Context, rawArgs map[string]any) (map[string]any, error) {
+func (ec *executionContext) field_Query_nodeStates_args(ctx context.Context, rawArgs map[string]any) (map[string]any, error) {
 	var err error
 	args := map[string]any{}
 	arg0, err := graphql.ProcessArgField(ctx, rawArgs, "filter", ec.unmarshalONodeFilter2ᚕᚖgithubᚗcomᚋClusterCockpitᚋccᚑbackendᚋinternalᚋgraphᚋmodelᚐNodeFilterᚄ)
@@ -7125,6 +7149,50 @@ func (ec *executionContext) fieldContext_JobsStatistics_name(_ context.Context,
 	return fc, nil
 }

+func (ec *executionContext) _JobsStatistics_totalUsers(ctx context.Context, field graphql.CollectedField, obj *model.JobsStatistics) (ret graphql.Marshaler) {
+	fc, err := ec.fieldContext_JobsStatistics_totalUsers(ctx, field)
+	if err != nil {
+		return graphql.Null
+	}
+	ctx = graphql.WithFieldContext(ctx, fc)
+	defer func() {
+		if r := recover(); r != nil {
+			ec.Error(ctx, ec.Recover(ctx, r))
+			ret = graphql.Null
+		}
+	}()
+	resTmp, err := ec.ResolverMiddleware(ctx, func(rctx context.Context) (any, error) {
+		ctx = rctx // use context from middleware stack in children
+		return obj.TotalUsers, nil
+	})
+	if err != nil {
+		ec.Error(ctx, err)
+		return graphql.Null
+	}
+	if resTmp == nil {
+		if !graphql.HasFieldError(ctx, fc) {
+			ec.Errorf(ctx, "must not be null")
+		}
+		return graphql.Null
+	}
+	res := resTmp.(int)
+	fc.Result = res
+	return ec.marshalNInt2int(ctx, field.Selections, res)
+}
+
+func (ec *executionContext) fieldContext_JobsStatistics_totalUsers(_ context.Context, field graphql.CollectedField) (fc *graphql.FieldContext, err error) {
+	fc = &graphql.FieldContext{
+		Object:     "JobsStatistics",
+		Field:      field,
+		IsMethod:   false,
+		IsResolver: false,
+		Child: func(ctx context.Context, field graphql.CollectedField) (*graphql.FieldContext, error) {
+			return nil, errors.New("field of type Int does not have child fields")
+		},
+	}
+	return fc, nil
+}
+
 func (ec *executionContext) _JobsStatistics_totalJobs(ctx context.Context, field graphql.CollectedField, obj *model.JobsStatistics) (ret graphql.Marshaler) {
 	fc, err := ec.fieldContext_JobsStatistics_totalJobs(ctx, field)
 	if err != nil {
@@ -9788,6 +9856,50 @@ func (ec *executionContext) fieldContext_Node_subCluster(_ context.Context, fiel
 	return fc, nil
 }

+func (ec *executionContext) _Node_runningJobs(ctx context.Context, field graphql.CollectedField, obj *schema.Node) (ret graphql.Marshaler) {
+	fc, err := ec.fieldContext_Node_runningJobs(ctx, field)
+	if err != nil {
+		return graphql.Null
+	}
+	ctx = graphql.WithFieldContext(ctx, fc)
+	defer func() {
+		if r := recover(); r != nil {
+			ec.Error(ctx, ec.Recover(ctx, r))
+			ret = graphql.Null
+		}
+	}()
+	resTmp, err := ec.ResolverMiddleware(ctx, func(rctx context.Context) (any, error) {
+		ctx = rctx // use context from middleware stack in children
+		return ec.resolvers.Node().RunningJobs(rctx, obj)
+	})
+	if err != nil {
+		ec.Error(ctx, err)
+		return graphql.Null
+	}
+	if resTmp == nil {
+		if !graphql.HasFieldError(ctx, fc) {
+			ec.Errorf(ctx, "must not be null")
+		}
+		return graphql.Null
+	}
+	res := resTmp.(int)
+	fc.Result = res
+	return ec.marshalNInt2int(ctx, field.Selections, res)
+}
+
+func (ec *executionContext) fieldContext_Node_runningJobs(_ context.Context, field graphql.CollectedField) (fc *graphql.FieldContext, err error) {
+	fc = &graphql.FieldContext{
+		Object:     "Node",
+		Field:      field,
+		IsMethod:   true,
+		IsResolver: true,
+		Child: func(ctx context.Context, field graphql.CollectedField) (*graphql.FieldContext, error) {
+			return nil, errors.New("field of type Int does not have child fields")
+		},
+	}
+	return fc, nil
+}
+
 func (ec *executionContext) _Node_nodeState(ctx context.Context, field graphql.CollectedField, obj *schema.Node) (ret graphql.Marshaler) {
 	fc, err := ec.fieldContext_Node_nodeState(ctx, field)
 	if err != nil {
@@ -9832,8 +9944,8 @@ func (ec *executionContext) fieldContext_Node_nodeState(_ context.Context, field
 	return fc, nil
 }

-func (ec *executionContext) _Node_HealthState(ctx context.Context, field graphql.CollectedField, obj *schema.Node) (ret graphql.Marshaler) {
-	fc, err := ec.fieldContext_Node_HealthState(ctx, field)
+func (ec *executionContext) _Node_healthState(ctx context.Context, field graphql.CollectedField, obj *schema.Node) (ret graphql.Marshaler) {
+	fc, err := ec.fieldContext_Node_healthState(ctx, field)
 	if err != nil {
 		return graphql.Null
 	}
@@ -9863,7 +9975,7 @@ func (ec *executionContext) _Node_HealthState(ctx context.Context, field graphql
 	return ec.marshalNMonitoringState2githubᚗcomᚋClusterCockpitᚋccᚑlibᚋschemaᚐNodeState(ctx, field.Selections, res)
 }

-func (ec *executionContext) fieldContext_Node_HealthState(_ context.Context, field graphql.CollectedField) (fc *graphql.FieldContext, err error) {
+func (ec *executionContext) fieldContext_Node_healthState(_ context.Context, field graphql.CollectedField) (fc *graphql.FieldContext, err error) {
 	fc = &graphql.FieldContext{
 		Object:     "Node",
 		Field:      field,
@@ -10104,10 +10216,12 @@ func (ec *executionContext) fieldContext_NodeStateResultList_items(_ context.Con
 				return ec.fieldContext_Node_cluster(ctx, field)
 			case "subCluster":
 				return ec.fieldContext_Node_subCluster(ctx, field)
+			case "runningJobs":
+				return ec.fieldContext_Node_runningJobs(ctx, field)
 			case "nodeState":
 				return ec.fieldContext_Node_nodeState(ctx, field)
-			case "HealthState":
-				return ec.fieldContext_Node_HealthState(ctx, field)
+			case "healthState":
+				return ec.fieldContext_Node_healthState(ctx, field)
 			case "metaData":
 				return ec.fieldContext_Node_metaData(ctx, field)
 			}
@@ -10158,8 +10272,8 @@ func (ec *executionContext) fieldContext_NodeStateResultList_count(_ context.Con
 	return fc, nil
 }

-func (ec *executionContext) _NodeStats_state(ctx context.Context, field graphql.CollectedField, obj *model.NodeStats) (ret graphql.Marshaler) {
-	fc, err := ec.fieldContext_NodeStats_state(ctx, field)
+func (ec *executionContext) _NodeStates_state(ctx context.Context, field graphql.CollectedField, obj *model.NodeStates) (ret graphql.Marshaler) {
+	fc, err := ec.fieldContext_NodeStates_state(ctx, field)
 	if err != nil {
 		return graphql.Null
 	}
@@ -10189,9 +10303,9 @@ func (ec *executionContext) _NodeStats_state(ctx context.Context, field graphql.
 	return ec.marshalNString2string(ctx, field.Selections, res)
 }

-func (ec *executionContext) fieldContext_NodeStats_state(_ context.Context, field graphql.CollectedField) (fc *graphql.FieldContext, err error) {
+func (ec *executionContext) fieldContext_NodeStates_state(_ context.Context, field graphql.CollectedField) (fc *graphql.FieldContext, err error) {
 	fc = &graphql.FieldContext{
-		Object:     "NodeStats",
+		Object:     "NodeStates",
 		Field:      field,
 		IsMethod:   false,
 		IsResolver: false,
@@ -10202,8 +10316,8 @@ func (ec *executionContext) fieldContext_NodeStats_state(_ context.Context, fiel
 	return fc, nil
 }

-func (ec *executionContext) _NodeStats_count(ctx context.Context, field graphql.CollectedField, obj *model.NodeStats) (ret graphql.Marshaler) {
-	fc, err := ec.fieldContext_NodeStats_count(ctx, field)
+func (ec *executionContext) _NodeStates_count(ctx context.Context, field graphql.CollectedField, obj *model.NodeStates) (ret graphql.Marshaler) {
+	fc, err := ec.fieldContext_NodeStates_count(ctx, field)
 	if err != nil {
 		return graphql.Null
 	}
@@ -10233,9 +10347,9 @@ func (ec *executionContext) _NodeStats_count(ctx context.Context, field graphql.
 	return ec.marshalNInt2int(ctx, field.Selections, res)
 }

-func (ec *executionContext) fieldContext_NodeStats_count(_ context.Context, field graphql.CollectedField) (fc *graphql.FieldContext, err error) {
+func (ec *executionContext) fieldContext_NodeStates_count(_ context.Context, field graphql.CollectedField) (fc *graphql.FieldContext, err error) {
 	fc = &graphql.FieldContext{
-		Object:     "NodeStats",
+		Object:     "NodeStates",
 		Field:      field,
 		IsMethod:   false,
 		IsResolver: false,
@@ -10830,10 +10944,12 @@ func (ec *executionContext) fieldContext_Query_node(ctx context.Context, field g
 				return ec.fieldContext_Node_cluster(ctx, field)
 			case "subCluster":
 				return ec.fieldContext_Node_subCluster(ctx, field)
+			case "runningJobs":
+				return ec.fieldContext_Node_runningJobs(ctx, field)
 			case "nodeState":
 				return ec.fieldContext_Node_nodeState(ctx, field)
-			case "HealthState":
-				return ec.fieldContext_Node_HealthState(ctx, field)
+			case "healthState":
+				return ec.fieldContext_Node_healthState(ctx, field)
 			case "metaData":
 				return ec.fieldContext_Node_metaData(ctx, field)
 			}
@@ -10915,8 +11031,8 @@ func (ec *executionContext) fieldContext_Query_nodes(ctx context.Context, field
 	return fc, nil
 }

-func (ec *executionContext) _Query_nodeStats(ctx context.Context, field graphql.CollectedField) (ret graphql.Marshaler) {
-	fc, err := ec.fieldContext_Query_nodeStats(ctx, field)
+func (ec *executionContext) _Query_nodeStates(ctx context.Context, field graphql.CollectedField) (ret graphql.Marshaler) {
+	fc, err := ec.fieldContext_Query_nodeStates(ctx, field)
 	if err != nil {
 		return graphql.Null
 	}
@@ -10929,7 +11045,7 @@ func (ec *executionContext) _Query_nodeStats(ctx context.Context, field graphql.
 	}()
 	resTmp, err := ec.ResolverMiddleware(ctx, func(rctx context.Context) (any, error) {
 		ctx = rctx // use context from middleware stack in children
-		return ec.resolvers.Query().NodeStats(rctx, fc.Args["filter"].([]*model.NodeFilter))
+		return ec.resolvers.Query().NodeStates(rctx, fc.Args["filter"].([]*model.NodeFilter))
 	})
 	if err != nil {
 		ec.Error(ctx, err)
@@ -10941,12 +11057,12 @@ func (ec *executionContext) _Query_nodeStats(ctx context.Context, field graphql.
 		}
 		return graphql.Null
 	}
-	res := resTmp.([]*model.NodeStats)
+	res := resTmp.([]*model.NodeStates)
 	fc.Result = res
-	return ec.marshalNNodeStats2ᚕᚖgithubᚗcomᚋClusterCockpitᚋccᚑbackendᚋinternalᚋgraphᚋmodelᚐNodeStatsᚄ(ctx, field.Selections, res)
+	return ec.marshalNNodeStates2ᚕᚖgithubᚗcomᚋClusterCockpitᚋccᚑbackendᚋinternalᚋgraphᚋmodelᚐNodeStatesᚄ(ctx, field.Selections, res)
 }

-func (ec *executionContext) fieldContext_Query_nodeStats(ctx context.Context, field graphql.CollectedField) (fc *graphql.FieldContext, err error) {
+func (ec *executionContext) fieldContext_Query_nodeStates(ctx context.Context, field graphql.CollectedField) (fc *graphql.FieldContext, err error) {
 	fc = &graphql.FieldContext{
 		Object:     "Query",
 		Field:      field,
@@ -10955,11 +11071,11 @@ func (ec *executionContext) fieldContext_Query_nodeStats(ctx context.Context, fi
 		Child: func(ctx context.Context, field graphql.CollectedField) (*graphql.FieldContext, error) {
 			switch field.Name {
 			case "state":
-				return ec.fieldContext_NodeStats_state(ctx, field)
+				return ec.fieldContext_NodeStates_state(ctx, field)
 			case "count":
-				return ec.fieldContext_NodeStats_count(ctx, field)
+				return ec.fieldContext_NodeStates_count(ctx, field)
 			}
-			return nil, fmt.Errorf("no field named %q was found under type NodeStats", field.Name)
+			return nil, fmt.Errorf("no field named %q was found under type NodeStates", field.Name)
 		},
 	}
 	defer func() {
@@ -10969,7 +11085,7 @@ func (ec *executionContext) fieldContext_Query_nodeStats(ctx context.Context, fi
 		}
 	}()
 	ctx = graphql.WithFieldContext(ctx, fc)
-	if fc.Args, err = ec.field_Query_nodeStats_args(ctx, field.ArgumentMap(ec.Variables)); err != nil {
+	if fc.Args, err = ec.field_Query_nodeStates_args(ctx, field.ArgumentMap(ec.Variables)); err != nil {
 		ec.Error(ctx, err)
 		return fc, err
 	}
@@ -11379,6 +11495,8 @@ func (ec *executionContext) fieldContext_Query_jobsStatistics(ctx context.Contex
 				return ec.fieldContext_JobsStatistics_id(ctx, field)
 			case "name":
 				return ec.fieldContext_JobsStatistics_name(ctx, field)
+			case "totalUsers":
+				return ec.fieldContext_JobsStatistics_totalUsers(ctx, field)
 			case "totalJobs":
 				return ec.fieldContext_JobsStatistics_totalJobs(ctx, field)
 			case "runningJobs":
@@ -16549,7 +16667,7 @@ func (ec *executionContext) unmarshalInputNodeFilter(ctx context.Context, obj an
 		asMap[k] = v
 	}

-	fieldsInOrder := [...]string{"hostname", "cluster", "nodeState", "healthState"}
+	fieldsInOrder := [...]string{"hostname", "cluster", "subcluster", "nodeState", "healthState"}
 	for _, k := range fieldsInOrder {
 		v, ok := asMap[k]
 		if !ok {
@@ -16570,6 +16688,13 @@ func (ec *executionContext) unmarshalInputNodeFilter(ctx context.Context, obj an
 				return it, err
 			}
 			it.Cluster = data
+		case "subcluster":
+			ctx := graphql.WithPathContext(ctx, graphql.NewPathWithField("subcluster"))
+			data, err := ec.unmarshalOStringInput2ᚖgithubᚗcomᚋClusterCockpitᚋccᚑbackendᚋinternalᚋgraphᚋmodelᚐStringInput(ctx, v)
+			if err != nil {
+				return it, err
+			}
+			it.Subcluster = data
 		case "nodeState":
 			ctx := graphql.WithPathContext(ctx, graphql.NewPathWithField("nodeState"))
 			data, err := ec.unmarshalONodeState2ᚖstring(ctx, v)
@@ -17976,6 +18101,11 @@ func (ec *executionContext) _JobsStatistics(ctx context.Context, sel ast.Selecti
 			if out.Values[i] == graphql.Null {
 				out.Invalids++
 			}
+		case "totalUsers":
+			out.Values[i] = ec._JobsStatistics_totalUsers(ctx, field, obj)
+			if out.Values[i] == graphql.Null {
+				out.Invalids++
+			}
 		case "totalJobs":
 			out.Values[i] = ec._JobsStatistics_totalJobs(ctx, field, obj)
 			if out.Values[i] == graphql.Null {
@@ -18625,6 +18755,42 @@ func (ec *executionContext) _Node(ctx context.Context, sel ast.SelectionSet, obj
 			if out.Values[i] == graphql.Null {
 				atomic.AddUint32(&out.Invalids, 1)
 			}
+		case "runningJobs":
+			field := field
+
+			innerFunc := func(ctx context.Context, fs *graphql.FieldSet) (res graphql.Marshaler) {
+				defer func() {
+					if r := recover(); r != nil {
+						ec.Error(ctx, ec.Recover(ctx, r))
+					}
+				}()
+				res = ec._Node_runningJobs(ctx, field, obj)
+				if res == graphql.Null {
+					atomic.AddUint32(&fs.Invalids, 1)
+				}
+				return res
+			}
+
+			if field.Deferrable != nil {
+				dfs, ok := deferred[field.Deferrable.Label]
+				di := 0
+				if ok {
+					dfs.AddField(field)
+					di = len(dfs.Values) - 1
+				} else {
+					dfs = graphql.NewFieldSet([]graphql.CollectedField{field})
+					deferred[field.Deferrable.Label] = dfs
+				}
+				dfs.Concurrently(di, func(ctx context.Context) graphql.Marshaler {
+					return innerFunc(ctx, dfs)
+				})
+
+				// don't run the out.Concurrently() call below
+				out.Values[i] = graphql.Null
+				continue
+			}
+
+			out.Concurrently(i, func(ctx context.Context) graphql.Marshaler { return innerFunc(ctx, out) })
 		case "nodeState":
 			field := field

@@ -18661,7 +18827,7 @@ func (ec *executionContext) _Node(ctx context.Context, sel ast.SelectionSet, obj
 			}

 			out.Concurrently(i, func(ctx context.Context) graphql.Marshaler { return innerFunc(ctx, out) })
-		case "HealthState":
+		case "healthState":
 			field := field

 			innerFunc := func(ctx context.Context, fs *graphql.FieldSet) (res graphql.Marshaler) {
@@ -18670,7 +18836,7 @@ func (ec *executionContext) _Node(ctx context.Context, sel ast.SelectionSet, obj
 						ec.Error(ctx, ec.Recover(ctx, r))
 					}
 				}()
-				res = ec._Node_HealthState(ctx, field, obj)
+				res = ec._Node_healthState(ctx, field, obj)
 				if res == graphql.Null {
 					atomic.AddUint32(&fs.Invalids, 1)
 				}
@@ -18843,24 +19009,24 @@ func (ec *executionContext) _NodeStateResultList(ctx context.Context, sel ast.Se
 	return out
 }

-var nodeStatsImplementors = []string{"NodeStats"}
+var nodeStatesImplementors = []string{"NodeStates"}

-func (ec *executionContext) _NodeStats(ctx context.Context, sel ast.SelectionSet, obj *model.NodeStats) graphql.Marshaler {
-	fields := graphql.CollectFields(ec.OperationContext, sel, nodeStatsImplementors)
+func (ec *executionContext) _NodeStates(ctx context.Context, sel ast.SelectionSet, obj *model.NodeStates) graphql.Marshaler {
+	fields := graphql.CollectFields(ec.OperationContext, sel, nodeStatesImplementors)

 	out := graphql.NewFieldSet(fields)
 	deferred := make(map[string]*graphql.FieldSet)
 	for i, field := range fields {
 		switch field.Name {
 		case "__typename":
-			out.Values[i] = graphql.MarshalString("NodeStats")
+			out.Values[i] = graphql.MarshalString("NodeStates")
 		case "state":
-			out.Values[i] = ec._NodeStats_state(ctx, field, obj)
+			out.Values[i] = ec._NodeStates_state(ctx, field, obj)
 			if out.Values[i] == graphql.Null {
 				out.Invalids++
 			}
 		case "count":
-			out.Values[i] = ec._NodeStats_count(ctx, field, obj)
+			out.Values[i] = ec._NodeStates_count(ctx, field, obj)
 			if out.Values[i] == graphql.Null {
 				out.Invalids++
 			}
@@ -19103,7 +19269,7 @@ func (ec *executionContext) _Query(ctx context.Context, sel ast.SelectionSet) gr
 			}

 			out.Concurrently(i, func(ctx context.Context) graphql.Marshaler { return rrm(innerCtx) })
-		case "nodeStats":
+		case "nodeStates":
 			field := field

 			innerFunc := func(ctx context.Context, fs *graphql.FieldSet) (res graphql.Marshaler) {
@@ -19112,7 +19278,7 @@ func (ec *executionContext) _Query(ctx context.Context, sel ast.SelectionSet) gr
 						ec.Error(ctx, ec.Recover(ctx, r))
 					}
 				}()
-				res = ec._Query_nodeStats(ctx, field)
+				res = ec._Query_nodeStates(ctx, field)
 				if res == graphql.Null {
 					atomic.AddUint32(&fs.Invalids, 1)
 				}
@@ -21756,7 +21922,7 @@ func (ec *executionContext) marshalNNodeStateResultList2ᚖgithubᚗcomᚋCluste
 	return ec._NodeStateResultList(ctx, sel, v)
 }

-func (ec *executionContext) marshalNNodeStats2ᚕᚖgithubᚗcomᚋClusterCockpitᚋccᚑbackendᚋinternalᚋgraphᚋmodelᚐNodeStatsᚄ(ctx context.Context, sel ast.SelectionSet, v []*model.NodeStats) graphql.Marshaler {
+func (ec *executionContext) marshalNNodeStates2ᚕᚖgithubᚗcomᚋClusterCockpitᚋccᚑbackendᚋinternalᚋgraphᚋmodelᚐNodeStatesᚄ(ctx context.Context, sel ast.SelectionSet, v []*model.NodeStates) graphql.Marshaler {
 	ret := make(graphql.Array, len(v))
 	var wg sync.WaitGroup
 	isLen1 := len(v) == 1
@@ -21780,7 +21946,7 @@ func (ec *executionContext) marshalNNodeStats2ᚕᚖgithubᚗcomᚋClusterCockpi
 			if !isLen1 {
 				defer wg.Done()
 			}
-			ret[i] = ec.marshalNNodeStats2ᚖgithubᚗcomᚋClusterCockpitᚋccᚑbackendᚋinternalᚋgraphᚋmodelᚐNodeStats(ctx, sel, v[i])
+			ret[i] = ec.marshalNNodeStates2ᚖgithubᚗcomᚋClusterCockpitᚋccᚑbackendᚋinternalᚋgraphᚋmodelᚐNodeStates(ctx, sel, v[i])
 		}
 		if isLen1 {
 			f(i)
@@ -21800,14 +21966,14 @@ func (ec *executionContext) marshalNNodeStats2ᚕᚖgithubᚗcomᚋClusterCockpi
 	return ret
 }

-func (ec *executionContext) marshalNNodeStats2ᚖgithubᚗcomᚋClusterCockpitᚋccᚑbackendᚋinternalᚋgraphᚋmodelᚐNodeStats(ctx context.Context, sel ast.SelectionSet, v *model.NodeStats) graphql.Marshaler {
+func (ec *executionContext) marshalNNodeStates2ᚖgithubᚗcomᚋClusterCockpitᚋccᚑbackendᚋinternalᚋgraphᚋmodelᚐNodeStates(ctx context.Context, sel ast.SelectionSet, v *model.NodeStates) graphql.Marshaler {
 	if v == nil {
 		if !graphql.HasFieldError(ctx, graphql.GetFieldContext(ctx)) {
 			ec.Errorf(ctx, "the requested element is null which the schema does not allow")
 		}
 		return graphql.Null
 	}
-	return ec._NodeStats(ctx, sel, v)
+	return ec._NodeStates(ctx, sel, v)
 }

 func (ec *executionContext) marshalNNodesResultList2githubᚗcomᚋClusterCockpitᚋccᚑbackendᚋinternalᚋgraphᚋmodelᚐNodesResultList(ctx context.Context, sel ast.SelectionSet, v model.NodesResultList) graphql.Marshaler {
--- a/internal/graph/model/models_gen.go
+++ b/internal/graph/model/models_gen.go
@@ -114,6 +114,7 @@ type JobStats struct {
 type JobsStatistics struct {
 	ID             string               `json:"id"`
 	Name           string               `json:"name"`
+	TotalUsers     int                  `json:"totalUsers"`
 	TotalJobs      int                  `json:"totalJobs"`
 	RunningJobs    int                  `json:"runningJobs"`
 	ShortJobs      int                  `json:"shortJobs"`
@@ -172,6 +173,7 @@ type NamedStatsWithScope struct {
 type NodeFilter struct {
 	Hostname    *StringInput      `json:"hostname,omitempty"`
 	Cluster     *StringInput      `json:"cluster,omitempty"`
+	Subcluster  *StringInput      `json:"subcluster,omitempty"`
 	NodeState   *string           `json:"nodeState,omitempty"`
 	HealthState *schema.NodeState `json:"healthState,omitempty"`
 }
@@ -187,7 +189,7 @@ type NodeStateResultList struct {
 	Count *int           `json:"count,omitempty"`
 }

-type NodeStats struct {
+type NodeStates struct {
 	State string `json:"state"`
 	Count int    `json:"count"`
 }
@@ -248,20 +250,22 @@ type User struct {
 type Aggregate string

 const (
-	AggregateUser    Aggregate = "USER"
-	AggregateProject Aggregate = "PROJECT"
-	AggregateCluster Aggregate = "CLUSTER"
+	AggregateUser       Aggregate = "USER"
+	AggregateProject    Aggregate = "PROJECT"
+	AggregateCluster    Aggregate = "CLUSTER"
+	AggregateSubcluster Aggregate = "SUBCLUSTER"
 )

 var AllAggregate = []Aggregate{
 	AggregateUser,
 	AggregateProject,
 	AggregateCluster,
+	AggregateSubcluster,
 }

 func (e Aggregate) IsValid() bool {
 	switch e {
-	case AggregateUser, AggregateProject, AggregateCluster:
+	case AggregateUser, AggregateProject, AggregateCluster, AggregateSubcluster:
 		return true
 	}
 	return false
@@ -307,6 +311,7 @@ type SortByAggregate string
 const (
 	SortByAggregateTotalwalltime  SortByAggregate = "TOTALWALLTIME"
 	SortByAggregateTotaljobs      SortByAggregate = "TOTALJOBS"
+	SortByAggregateTotalusers     SortByAggregate = "TOTALUSERS"
 	SortByAggregateTotalnodes     SortByAggregate = "TOTALNODES"
 	SortByAggregateTotalnodehours SortByAggregate = "TOTALNODEHOURS"
 	SortByAggregateTotalcores     SortByAggregate = "TOTALCORES"
@@ -318,6 +323,7 @@ const (
 var AllSortByAggregate = []SortByAggregate{
 	SortByAggregateTotalwalltime,
 	SortByAggregateTotaljobs,
+	SortByAggregateTotalusers,
 	SortByAggregateTotalnodes,
 	SortByAggregateTotalnodehours,
 	SortByAggregateTotalcores,
@@ -328,7 +334,7 @@ var AllSortByAggregate = []SortByAggregate{

 func (e SortByAggregate) IsValid() bool {
 	switch e {
-	case SortByAggregateTotalwalltime, SortByAggregateTotaljobs, SortByAggregateTotalnodes, SortByAggregateTotalnodehours, SortByAggregateTotalcores, SortByAggregateTotalcorehours, SortByAggregateTotalaccs, SortByAggregateTotalacchours:
+	case SortByAggregateTotalwalltime, SortByAggregateTotaljobs, SortByAggregateTotalusers, SortByAggregateTotalnodes, SortByAggregateTotalnodehours, SortByAggregateTotalcores, SortByAggregateTotalcorehours, SortByAggregateTotalaccs, SortByAggregateTotalacchours:
 		return true
 	}
 	return false
--- a/internal/graph/schema.resolvers.go
+++ b/internal/graph/schema.resolvers.go
@@ -305,14 +305,20 @@ func (r *mutationResolver) UpdateConfiguration(ctx context.Context, name string,
 	return nil, nil
 }

-// NodeState is the resolver for the nodeState field.
-func (r *nodeResolver) NodeState(ctx context.Context, obj *schema.Node) (string, error) {
-	panic(fmt.Errorf("not implemented: NodeState - nodeState"))
+// RunningJobs is the resolver for the runningJobs field.
+func (r *nodeResolver) RunningJobs(ctx context.Context, obj *schema.Node) (int, error) {
+	panic(fmt.Errorf("not implemented: RunningJobs - runningJobs"))
 }

-// HealthState is the resolver for the HealthState field.
+// NodeState is the resolver for the nodeState field.
+func (r *nodeResolver) NodeState(ctx context.Context, obj *schema.Node) (string, error) {
+	return string(obj.NodeState), nil
+}
+
+// HealthState is the resolver for the healthState field.
 func (r *nodeResolver) HealthState(ctx context.Context, obj *schema.Node) (schema.NodeState, error) {
-	panic(fmt.Errorf("not implemented: HealthState - HealthState"))
+	// FIXME: Why is Output of schema.NodeState Type?
+	panic(fmt.Errorf("not implemented: HealthState - healthState"))
 }

 // MetaData is the resolver for the metaData field.
@@ -378,9 +384,26 @@ func (r *queryResolver) Nodes(ctx context.Context, filter []*model.NodeFilter, o
 	return &model.NodeStateResultList{Items: nodes, Count: &count}, err
 }

-// NodeStats is the resolver for the nodeStats field.
-func (r *queryResolver) NodeStats(ctx context.Context, filter []*model.NodeFilter) ([]*model.NodeStats, error) {
-	panic(fmt.Errorf("not implemented: NodeStats - nodeStats"))
+// NodeStates is the resolver for the nodeStates field.
+func (r *queryResolver) NodeStates(ctx context.Context, filter []*model.NodeFilter) ([]*model.NodeStates, error) {
+	repo := repository.GetNodeRepository()
+
+	stateCounts, serr := repo.CountNodeStates(ctx, filter)
+	if serr != nil {
+		cclog.Warnf("Error while counting nodeStates: %s", serr.Error())
+		return nil, serr
+	}
+
+	healthCounts, herr := repo.CountHealthStates(ctx, filter)
+	if herr != nil {
+		cclog.Warnf("Error while counting healthStates: %s", herr.Error())
+		return nil, herr
+	}
+
+	allCounts := make([]*model.NodeStates, 0)
+	allCounts = append(stateCounts, healthCounts...)
+
+	return allCounts, nil
 }

 // Job is the resolver for the job field.
@@ -558,7 +581,7 @@ func (r *queryResolver) JobsStatistics(ctx context.Context, filter []*model.JobF
 	defaultDurationBins := "1h"
 	defaultMetricBins := 10

-	if requireField(ctx, "totalJobs") || requireField(ctx, "totalWalltime") || requireField(ctx, "totalNodes") || requireField(ctx, "totalCores") ||
+	if requireField(ctx, "totalJobs") || requireField(ctx, "totalUsers") || requireField(ctx, "totalWalltime") || requireField(ctx, "totalNodes") || requireField(ctx, "totalCores") ||
 		requireField(ctx, "totalAccs") || requireField(ctx, "totalNodeHours") || requireField(ctx, "totalCoreHours") || requireField(ctx, "totalAccHours") {
 		if groupBy == nil {
 			stats, err = r.Repo.JobsStats(ctx, filter)
--- a/internal/importer/initDB.go
+++ b/internal/importer/initDB.go
@@ -40,7 +40,7 @@ func InitDB() error {
 	}
 	tags := make(map[string]int64)

-	// Not using log.Print because we want the line to end with `\r` and
+	// Not using cclog.Print because we want the line to end with `\r` and
 	// this function is only ever called when a special command line flag
 	// is passed anyways.
 	fmt.Printf("%d jobs inserted...\r", 0)
--- a/internal/repository/job.go
+++ b/internal/repository/job.go
@@ -337,10 +337,10 @@ func (r *JobRepository) FindColumnValue(user *schema.User, searchterm string, ta

 		// theSql, args, theErr := theQuery.ToSql()
 		// if theErr != nil {
-		// 	log.Warn("Error while converting query to sql")
+		// 	cclog.Warn("Error while converting query to sql")
 		// 	return "", err
 		// }
-		// log.Debugf("SQL query (FindColumnValue): `%s`, args: %#v", theSql, args)
+		// cclog.Debugf("SQL query (FindColumnValue): `%s`, args: %#v", theSql, args)

 		err := theQuery.RunWith(r.stmtCache).QueryRow().Scan(&result)

--- a/internal/repository/migrations/sqlite3/10_node-table.up.sql
+++ b/internal/repository/migrations/sqlite3/10_node-table.up.sql
@@ -4,12 +4,13 @@ CREATE TABLE "node" (
    hostname VARCHAR(255) NOT NULL,
    cluster VARCHAR(255) NOT NULL,
    subcluster VARCHAR(255) NOT NULL,
-    cpus_allocated INTEGER NOT NULL,
-    cpus_total INTEGER NOT NULL,
-    memory_allocated INTEGER NOT NULL,
-    memory_total INTEGER NOT NULL,
-    gpus_allocated INTEGER NOT NULL,
-    gpus_total INTEGER NOT NULL,
+    jobs_running INTEGER DEFAULT 0 NOT NULL,
+    cpus_allocated INTEGER DEFAULT 0 NOT NULL,
+    cpus_total INTEGER DEFAULT 0 NOT NULL,
+    memory_allocated INTEGER DEFAULT 0 NOT NULL,
+    memory_total INTEGER DEFAULT 0 NOT NULL,
+    gpus_allocated INTEGER DEFAULT 0 NOT NULL,
+    gpus_total INTEGER DEFAULT 0 NOT NULL,
    node_state VARCHAR(255) NOT NULL
    CHECK (node_state IN (
        'allocated', 'reserved', 'idle', 'mixed',
--- a/internal/repository/node.go
+++ b/internal/repository/node.go
@@ -49,6 +49,12 @@ func GetNodeRepository() *NodeRepository {
 	return nodeRepoInstance
 }

+var nodeColumns []string = []string{
+	// "node.id,"
+	"node.hostname", "node.cluster", "node.subcluster",
+	"node.node_state", "node.health_state", // "node.meta_data",
+}
+
 func (r *NodeRepository) FetchMetadata(node *schema.Node) (map[string]string, error) {
 	start := time.Now()
 	cachekey := fmt.Sprintf("metadata:%d", node.ID)
@@ -218,9 +224,9 @@ func (r *NodeRepository) DeleteNode(id int64) error {
 func (r *NodeRepository) QueryNodes(
 	ctx context.Context,
 	filters []*model.NodeFilter,
-	order *model.OrderByInput,
+	order *model.OrderByInput, // Currently unused!
 ) ([]*schema.Node, error) {
-	query, qerr := SecurityCheck(ctx, sq.Select(jobColumns...).From("node"))
+	query, qerr := AccessCheck(ctx, sq.Select(nodeColumns...).From("node"))
 	if qerr != nil {
 		return nil, qerr
 	}
@@ -232,6 +238,9 @@ func (r *NodeRepository) QueryNodes(
 		if f.Cluster != nil {
 			query = buildStringCondition("node.cluster", f.Cluster, query)
 		}
+		if f.Subcluster != nil {
+			query = buildStringCondition("node.subcluster", f.Subcluster, query)
+		}
 		if f.NodeState != nil {
 			query = query.Where("node.node_state = ?", f.NodeState)
 		}
@@ -287,3 +296,123 @@ func (r *NodeRepository) ListNodes(cluster string) ([]*schema.Node, error) {

 	return nodeList, nil
 }
+
+func (r *NodeRepository) CountNodeStates(ctx context.Context, filters []*model.NodeFilter) ([]*model.NodeStates, error) {
+	query, qerr := AccessCheck(ctx, sq.Select("node_state AS state", "count(*) AS count").From("node"))
+	if qerr != nil {
+		return nil, qerr
+	}
+
+	for _, f := range filters {
+		if f.Hostname != nil {
+			query = buildStringCondition("node.hostname", f.Hostname, query)
+		}
+		if f.Cluster != nil {
+			query = buildStringCondition("node.cluster", f.Cluster, query)
+		}
+		if f.Subcluster != nil {
+			query = buildStringCondition("node.subcluster", f.Subcluster, query)
+		}
+		if f.NodeState != nil {
+			query = query.Where("node.node_state = ?", f.NodeState)
+		}
+		if f.HealthState != nil {
+			query = query.Where("node.health_state = ?", f.HealthState)
+		}
+	}
+
+	// Add Group and Order
+	query = query.GroupBy("state").OrderBy("count DESC")
+
+	rows, err := query.RunWith(r.stmtCache).Query()
+	if err != nil {
+		queryString, queryVars, _ := query.ToSql()
+		cclog.Errorf("Error while running query '%s' %v: %v", queryString, queryVars, err)
+		return nil, err
+	}
+
+	nodes := make([]*model.NodeStates, 0)
+	for rows.Next() {
+		node := model.NodeStates{}
+
+		if err := rows.Scan(&node.State, &node.Count); err != nil {
+			rows.Close()
+			cclog.Warn("Error while scanning rows (NodeStates)")
+			return nil, err
+		}
+		nodes = append(nodes, &node)
+	}
+
+	return nodes, nil
+}
+
+func (r *NodeRepository) CountHealthStates(ctx context.Context, filters []*model.NodeFilter) ([]*model.NodeStates, error) {
+	query, qerr := AccessCheck(ctx, sq.Select("health_state AS state", "count(*) AS count").From("node"))
+	if qerr != nil {
+		return nil, qerr
+	}
+
+	for _, f := range filters {
+		if f.Hostname != nil {
+			query = buildStringCondition("node.hostname", f.Hostname, query)
+		}
+		if f.Cluster != nil {
+			query = buildStringCondition("node.cluster", f.Cluster, query)
+		}
+		if f.Subcluster != nil {
+			query = buildStringCondition("node.subcluster", f.Subcluster, query)
+		}
+		if f.NodeState != nil {
+			query = query.Where("node.node_state = ?", f.NodeState)
+		}
+		if f.HealthState != nil {
+			query = query.Where("node.health_state = ?", f.HealthState)
+		}
+	}
+
+	// Add Group and Order
+	query = query.GroupBy("state").OrderBy("count DESC")
+
+	rows, err := query.RunWith(r.stmtCache).Query()
+	if err != nil {
+		queryString, queryVars, _ := query.ToSql()
+		cclog.Errorf("Error while running query '%s' %v: %v", queryString, queryVars, err)
+		return nil, err
+	}
+
+	nodes := make([]*model.NodeStates, 0)
+	for rows.Next() {
+		node := model.NodeStates{}
+
+		if err := rows.Scan(&node.State, &node.Count); err != nil {
+			rows.Close()
+			cclog.Warn("Error while scanning rows (NodeStates)")
+			return nil, err
+		}
+		nodes = append(nodes, &node)
+	}
+
+	return nodes, nil
+}
+
+func AccessCheck(ctx context.Context, query sq.SelectBuilder) (sq.SelectBuilder, error) {
+	user := GetUserFromContext(ctx)
+	return AccessCheckWithUser(user, query)
+}
+
+func AccessCheckWithUser(user *schema.User, query sq.SelectBuilder) (sq.SelectBuilder, error) {
+	if user == nil {
+		var qnil sq.SelectBuilder
+		return qnil, fmt.Errorf("user context is nil")
+	}
+
+	switch {
+	// case len(user.Roles) == 1 && user.HasRole(schema.RoleApi): // API-User : Access NodeInfos
+	// 	return query, nil
+	case user.HasAnyRole([]schema.Role{schema.RoleAdmin, schema.RoleSupport}): // Admin & Support : Access NodeInfos
+		return query, nil
+	default: // No known Role: No Access, return error
+		var qnil sq.SelectBuilder
+		return qnil, fmt.Errorf("user has no or unknown roles")
+	}
+}
--- a/internal/repository/stats.go
+++ b/internal/repository/stats.go
@@ -28,6 +28,7 @@ var groupBy2column = map[model.Aggregate]string{

 var sortBy2column = map[model.SortByAggregate]string{
 	model.SortByAggregateTotaljobs:      "totalJobs",
+	model.SortByAggregateTotalusers:     "totalUsers",
 	model.SortByAggregateTotalwalltime:  "totalWalltime",
 	model.SortByAggregateTotalnodes:     "totalNodes",
 	model.SortByAggregateTotalnodehours: "totalNodeHours",
@@ -76,8 +77,12 @@ func (r *JobRepository) buildStatsQuery(
 	// fmt.Sprintf(`CAST(ROUND((CASE WHEN job.job_state = "running" THEN %d - job.start_time ELSE job.duration END) / 3600) as %s) as value`, time.Now().Unix(), castType)

 	if col != "" {
-		// Scan columns: id, totalJobs, name, totalWalltime, totalNodes, totalNodeHours, totalCores, totalCoreHours, totalAccs, totalAccHours
-		query = sq.Select(col, "COUNT(job.id) as totalJobs", "name",
+		// Scan columns: id, name, totalJobs, totalUsers, totalWalltime, totalNodes, totalNodeHours, totalCores, totalCoreHours, totalAccs, totalAccHours
+		query = sq.Select(
+			col,
+			"name",
+			"COUNT(job.id) as totalJobs",
+			"COUNT(DISTINCT job.hpc_user) AS totalUsers",
 			fmt.Sprintf(`CAST(ROUND(SUM((CASE WHEN job.job_state = "running" THEN %d - job.start_time ELSE job.duration END)) / 3600) as %s) as totalWalltime`, time.Now().Unix(), castType),
 			fmt.Sprintf(`CAST(SUM(job.num_nodes) as %s) as totalNodes`, castType),
 			fmt.Sprintf(`CAST(ROUND(SUM((CASE WHEN job.job_state = "running" THEN %d - job.start_time ELSE job.duration END) * job.num_nodes) / 3600) as %s) as totalNodeHours`, time.Now().Unix(), castType),
@@ -87,8 +92,10 @@ func (r *JobRepository) buildStatsQuery(
 			fmt.Sprintf(`CAST(ROUND(SUM((CASE WHEN job.job_state = "running" THEN %d - job.start_time ELSE job.duration END) * job.num_acc) / 3600) as %s) as totalAccHours`, time.Now().Unix(), castType),
 		).From("job").LeftJoin("hpc_user ON hpc_user.username = job.hpc_user").GroupBy(col)
 	} else {
-		// Scan columns: totalJobs, name, totalWalltime, totalNodes, totalNodeHours, totalCores, totalCoreHours, totalAccs, totalAccHours
-		query = sq.Select("COUNT(job.id)",
+		// Scan columns: totalJobs, totalUsers, totalWalltime, totalNodes, totalNodeHours, totalCores, totalCoreHours, totalAccs, totalAccHours
+		query = sq.Select(
+			"COUNT(job.id) as totalJobs",
+			"COUNT(DISTINCT job.hpc_user) AS totalUsers",
 			fmt.Sprintf(`CAST(ROUND(SUM((CASE WHEN job.job_state = "running" THEN %d - job.start_time ELSE job.duration END)) / 3600) as %s)`, time.Now().Unix(), castType),
 			fmt.Sprintf(`CAST(SUM(job.num_nodes) as %s)`, castType),
 			fmt.Sprintf(`CAST(ROUND(SUM((CASE WHEN job.job_state = "running" THEN %d - job.start_time ELSE job.duration END) * job.num_nodes) / 3600) as %s)`, time.Now().Unix(), castType),
@@ -167,14 +174,14 @@ func (r *JobRepository) JobsStatsGrouped(
 	for rows.Next() {
 		var id sql.NullString
 		var name sql.NullString
-		var jobs, walltime, nodes, nodeHours, cores, coreHours, accs, accHours sql.NullInt64
-		if err := rows.Scan(&id, &jobs, &name, &walltime, &nodes, &nodeHours, &cores, &coreHours, &accs, &accHours); err != nil {
+		var jobs, users, walltime, nodes, nodeHours, cores, coreHours, accs, accHours sql.NullInt64
+		if err := rows.Scan(&id, &name, &jobs, &users, &walltime, &nodes, &nodeHours, &cores, &coreHours, &accs, &accHours); err != nil {
 			cclog.Warn("Error while scanning rows")
 			return nil, err
 		}

 		if id.Valid {
-			var totalJobs, totalWalltime, totalNodes, totalNodeHours, totalCores, totalCoreHours, totalAccs, totalAccHours int
+			var totalJobs, totalUsers, totalWalltime, totalNodes, totalNodeHours, totalCores, totalCoreHours, totalAccs, totalAccHours int
 			var personName string

 			if name.Valid {
@@ -185,6 +192,10 @@ func (r *JobRepository) JobsStatsGrouped(
 				totalJobs = int(jobs.Int64)
 			}

+			if users.Valid {
+				totalUsers = int(users.Int64)
+			}
+
 			if walltime.Valid {
 				totalWalltime = int(walltime.Int64)
 			}
@@ -228,8 +239,9 @@ func (r *JobRepository) JobsStatsGrouped(
 				stats = append(stats,
 					&model.JobsStatistics{
 						ID:             id.String,
-						TotalJobs:      int(jobs.Int64),
-						TotalWalltime:  int(walltime.Int64),
+						TotalJobs:      totalJobs,
+						TotalUsers:     totalUsers,
+						TotalWalltime:  totalWalltime,
 						TotalNodes:     totalNodes,
 						TotalNodeHours: totalNodeHours,
 						TotalCores:     totalCores,
@@ -259,8 +271,8 @@ func (r *JobRepository) JobsStats(
 	row := query.RunWith(r.DB).QueryRow()
 	stats := make([]*model.JobsStatistics, 0, 1)

-	var jobs, walltime, nodes, nodeHours, cores, coreHours, accs, accHours sql.NullInt64
-	if err := row.Scan(&jobs, &walltime, &nodes, &nodeHours, &cores, &coreHours, &accs, &accHours); err != nil {
+	var jobs, users, walltime, nodes, nodeHours, cores, coreHours, accs, accHours sql.NullInt64
+	if err := row.Scan(&jobs, &users, &walltime, &nodes, &nodeHours, &cores, &coreHours, &accs, &accHours); err != nil {
 		cclog.Warn("Error while scanning rows")
 		return nil, err
 	}
@@ -280,6 +292,7 @@ func (r *JobRepository) JobsStats(
 		stats = append(stats,
 			&model.JobsStatistics{
 				TotalJobs:      int(jobs.Int64),
+				TotalUsers:     int(users.Int64),
 				TotalWalltime:  int(walltime.Int64),
 				TotalNodeHours: totalNodeHours,
 				TotalCoreHours: totalCoreHours,