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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,53 @@ | ||
| package backend | ||
|
|
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| import ( | ||
| "context" | ||
|
|
||
| corev1 "k8s.io/api/core/v1" | ||
| "k8s.io/klog/v2" | ||
| ctrl "sigs.k8s.io/controller-runtime" | ||
| "sigs.k8s.io/controller-runtime/pkg/client" | ||
| "sigs.k8s.io/controller-runtime/pkg/predicate" | ||
| ) | ||
|
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| type FilterConfigReconciler struct { | ||
| client.Client | ||
| Datastore *K8sDatastore | ||
| } | ||
|
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| func (c *FilterConfigReconciler) Reconcile(ctx context.Context, req ctrl.Request) (ctrl.Result, error) { | ||
| cm := &corev1.ConfigMap{} | ||
| if err := c.Get(ctx, req.NamespacedName, cm); err != nil { | ||
| if client.IgnoreNotFound(err) != nil { | ||
| klog.Errorf("unable to get ConfigMap, err: %v", err) | ||
| return ctrl.Result{}, err | ||
| } | ||
| c.Datastore.poolMu.Lock() | ||
| defer c.Datastore.poolMu.Unlock() | ||
| klog.V(1).Info("filter config deleted, reset filter config") | ||
| c.Datastore.filterConfigMap = nil | ||
| return ctrl.Result{}, nil | ||
| } | ||
|
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| c.Datastore.poolMu.Lock() | ||
| defer c.Datastore.poolMu.Unlock() | ||
|
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| if cm.DeletionTimestamp != nil { | ||
| klog.V(1).Info("filter config deleting, reset filter config") | ||
| c.Datastore.filterConfigMap = nil | ||
| return ctrl.Result{}, nil | ||
| } | ||
|
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| klog.V(1).Infof("update filter config to: %++v", cm.Data) | ||
| c.Datastore.filterConfigMap = cm.DeepCopy() | ||
| return ctrl.Result{}, nil | ||
| } | ||
|
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| func (c *FilterConfigReconciler) SetupWithManager(mgr ctrl.Manager) error { | ||
| return ctrl.NewControllerManagedBy(mgr). | ||
| For(&corev1.ConfigMap{}). | ||
| WithEventFilter(predicate.NewPredicateFuncs(func(object client.Object) bool { | ||
| return object.GetName() == "filter-config" && object.GetNamespace() == "default" | ||
| })). | ||
| Complete(c) | ||
| } |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,147 @@ | ||
| package scheduling | ||
|
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| const ( | ||
| FilterCriticalRequestName = "critical_request" | ||
| FilterLeastQueuingName = "least_queuing" | ||
| FilterLowCostLoraName = "low_cost_lora" | ||
| FilterLowLatencyName = "low_latency" | ||
| FilterAffinityLoraName = "affinity_lora" | ||
| FilterSheddableRequestName = "sheddable_request" | ||
| FilterLeastKvCacheName = "least_kv_cache" | ||
| FilterDropRequestName = "drop_request" | ||
| FilterCanAcceptNewLoraName = "can_accept_new_lora" | ||
| ) | ||
|
|
||
| const ( | ||
| TopKByWaitingQueueSize = "waiting_queue_size" | ||
| TopKByKVCacheUsagePercent = "kv_cache_usage_percent" | ||
| ) | ||
|
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| var filterMap = map[string]FilterGen{ | ||
| FilterLowLatencyName: FilterLowLatency, | ||
| FilterCriticalRequestName: FilterCriticalRequest, | ||
| FilterLeastQueuingName: FilterLeastQueuing, | ||
| FilterCanAcceptNewLoraName: FilterCanAcceptNewLora, | ||
| FilterSheddableRequestName: FilterSheddableRequest, | ||
| FilterDropRequestName: FilterDropRequest, | ||
| FilterAffinityLoraName: FilterAffinityLora, | ||
| FilterLowCostLoraName: FilterLowCostLora, | ||
| FilterLeastKvCacheName: FilterLeastKvCache, | ||
| } | ||
|
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| // FilterGen generate a filter from a filter option | ||
| type FilterGen interface { | ||
| Name() string | ||
| Get(*FilterOption) filter | ||
| Validate(*FilterOption) error | ||
| } | ||
|
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| type FilterOption struct { | ||
| KvCacheThreshold *float64 `json:"kvCacheThreshold,omitempty"` | ||
|
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| QueueThresholdCritical *int `json:"queueThresholdCritical,omitempty"` | ||
| QueueingThresholdLoRA *int `json:"queueingThresholdLoRA,omitempty"` | ||
| } | ||
|
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| type filterGenImpl struct { | ||
| name string | ||
| getter func(*FilterOption) filter | ||
| validator func(*FilterOption) error | ||
| } | ||
|
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| var _ FilterGen = &filterGenImpl{} | ||
|
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| func (fg *filterGenImpl) Name() string { | ||
| return fg.name | ||
| } | ||
|
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| func (fg *filterGenImpl) Get(fo *FilterOption) filter { | ||
| return fg.getter(fo) | ||
| } | ||
|
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| func (fg *filterGenImpl) Validate(fo *FilterOption) error { | ||
| return fg.validator(fo) | ||
| } | ||
|
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| var ( | ||
| FilterCriticalRequest FilterGen = &filterGenImpl{ | ||
| name: FilterCriticalRequestName, | ||
| getter: func(fo *FilterOption) filter { | ||
| return toFilter(criticalRequestPredicate) | ||
| }, | ||
| validator: func(fo *FilterOption) error { return nil }, | ||
| } | ||
|
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| FilterLeastQueuing FilterGen = &filterGenImpl{ | ||
| name: FilterLeastQueuingName, | ||
| getter: func(fo *FilterOption) filter { | ||
| return leastQueuingFilterFunc | ||
| }, | ||
| validator: func(fo *FilterOption) error { return nil }, | ||
| } | ||
|
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| FilterLowCostLora FilterGen = &filterGenImpl{ | ||
| name: FilterLowCostLoraName, | ||
| getter: func(fo *FilterOption) filter { | ||
| return toFilter(lowLoRACostPredicate) | ||
| }, | ||
| validator: func(fo *FilterOption) error { return nil }, | ||
| } | ||
|
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| FilterLowLatency FilterGen = &filterGenImpl{ | ||
| name: FilterLowLatencyName, | ||
| getter: func(fo *FilterOption) filter { | ||
| return toFilter(lowQueueingPodPredicate) | ||
| }, | ||
| validator: func(fo *FilterOption) error { return nil }, | ||
| } | ||
|
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| FilterAffinityLora FilterGen = &filterGenImpl{ | ||
| name: FilterAffinityLoraName, | ||
| getter: func(fo *FilterOption) filter { | ||
| return toFilter(loRAAffinityPredicate) | ||
| }, | ||
| validator: func(fo *FilterOption) error { return nil }, | ||
| } | ||
|
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| FilterSheddableRequest FilterGen = &filterGenImpl{ | ||
| name: FilterSheddableRequestName, | ||
| getter: func(opt *FilterOption) filter { | ||
| qtc, kct := queueThresholdCritical, kvCacheThreshold | ||
| if opt != nil { | ||
| if opt.KvCacheThreshold != nil { | ||
| kct = *opt.KvCacheThreshold | ||
| } | ||
| if opt.QueueThresholdCritical != nil { | ||
| qtc = *opt.QueueThresholdCritical | ||
| } | ||
| } | ||
| return toFilter(noQueueAndLessThanKVCacheThresholdPredicate(qtc, kct)) | ||
| }, | ||
| validator: func(fo *FilterOption) error { return nil }, | ||
| } | ||
|
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| FilterLeastKvCache FilterGen = &filterGenImpl{ | ||
| name: FilterLeastKvCacheName, | ||
| getter: func(fo *FilterOption) filter { | ||
| return leastKVCacheFilterFunc | ||
| }, | ||
| validator: func(fo *FilterOption) error { return nil }, | ||
| } | ||
|
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| FilterDropRequest FilterGen = &filterGenImpl{ | ||
| name: FilterDropRequestName, | ||
| getter: func(fo *FilterOption) filter { | ||
| return dropRequestFilterFunc | ||
| }, | ||
| validator: func(fo *FilterOption) error { return nil }, | ||
| } | ||
|
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| FilterCanAcceptNewLora FilterGen = &filterGenImpl{ | ||
| name: FilterCanAcceptNewLoraName, | ||
| getter: func(fo *FilterOption) filter { | ||
| return toFilter(canAcceptNewLoraPredicate) | ||
| }, | ||
| validator: func(fo *FilterOption) error { return nil }, | ||
| } | ||
| ) |
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