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Add Settings related to Workload Management feature (opensearch-proje…
…ct#15028) * add QeryGroup Service tests Signed-off-by: Ruirui Zhang <[email protected]> * add PR to changelog Signed-off-by: Ruirui Zhang <[email protected]> * change the test directory Signed-off-by: Ruirui Zhang <[email protected]> * modify comments to be more specific Signed-off-by: Ruirui Zhang <[email protected]> * add test coverage Signed-off-by: Ruirui Zhang <[email protected]> * remove QUERY_GROUP_RUN_INTERVAL_SETTING as we'll define it in QueryGroupService Signed-off-by: Ruirui Zhang <[email protected]> * address comments Signed-off-by: Ruirui Zhang <[email protected]>
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server/src/main/java/org/opensearch/wlm/WorkloadManagementSettings.java
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| /* | ||
| * SPDX-License-Identifier: Apache-2.0 | ||
| * | ||
| * The OpenSearch Contributors require contributions made to | ||
| * this file be licensed under the Apache-2.0 license or a | ||
| * compatible open source license. | ||
| */ | ||
|
|
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| package org.opensearch.wlm; | ||
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| import org.opensearch.common.settings.ClusterSettings; | ||
| import org.opensearch.common.settings.Setting; | ||
| import org.opensearch.common.settings.Settings; | ||
|
|
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| /** | ||
| * Main class to declare Workload Management related settings | ||
| */ | ||
| public class WorkloadManagementSettings { | ||
| private static final Double DEFAULT_NODE_LEVEL_MEMORY_REJECTION_THRESHOLD = 0.8; | ||
| private static final Double DEFAULT_NODE_LEVEL_MEMORY_CANCELLATION_THRESHOLD = 0.9; | ||
| private static final Double DEFAULT_NODE_LEVEL_CPU_REJECTION_THRESHOLD = 0.8; | ||
| private static final Double DEFAULT_NODE_LEVEL_CPU_CANCELLATION_THRESHOLD = 0.9; | ||
| public static final double NODE_LEVEL_MEMORY_CANCELLATION_THRESHOLD_MAX_VALUE = 0.95; | ||
| public static final double NODE_LEVEL_MEMORY_REJECTION_THRESHOLD_MAX_VALUE = 0.9; | ||
| public static final double NODE_LEVEL_CPU_CANCELLATION_THRESHOLD_MAX_VALUE = 0.95; | ||
| public static final double NODE_LEVEL_CPU_REJECTION_THRESHOLD_MAX_VALUE = 0.9; | ||
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| private Double nodeLevelMemoryCancellationThreshold; | ||
| private Double nodeLevelMemoryRejectionThreshold; | ||
| private Double nodeLevelCpuCancellationThreshold; | ||
| private Double nodeLevelCpuRejectionThreshold; | ||
|
|
||
| /** | ||
| * Setting name for node level memory based rejection threshold for QueryGroup service | ||
| */ | ||
| public static final String NODE_MEMORY_REJECTION_THRESHOLD_SETTING_NAME = "wlm.query_group.node.memory_rejection_threshold"; | ||
| /** | ||
| * Setting to control the memory based rejection threshold | ||
| */ | ||
| public static final Setting<Double> NODE_LEVEL_MEMORY_REJECTION_THRESHOLD = Setting.doubleSetting( | ||
| NODE_MEMORY_REJECTION_THRESHOLD_SETTING_NAME, | ||
| DEFAULT_NODE_LEVEL_MEMORY_REJECTION_THRESHOLD, | ||
| Setting.Property.Dynamic, | ||
| Setting.Property.NodeScope | ||
| ); | ||
| /** | ||
| * Setting name for node level cpu based rejection threshold for QueryGroup service | ||
| */ | ||
| public static final String NODE_CPU_REJECTION_THRESHOLD_SETTING_NAME = "wlm.query_group.node.cpu_rejection_threshold"; | ||
| /** | ||
| * Setting to control the cpu based rejection threshold | ||
| */ | ||
| public static final Setting<Double> NODE_LEVEL_CPU_REJECTION_THRESHOLD = Setting.doubleSetting( | ||
| NODE_CPU_REJECTION_THRESHOLD_SETTING_NAME, | ||
| DEFAULT_NODE_LEVEL_CPU_REJECTION_THRESHOLD, | ||
| Setting.Property.Dynamic, | ||
| Setting.Property.NodeScope | ||
| ); | ||
| /** | ||
| * Setting name for node level memory based cancellation threshold for QueryGroup service | ||
| */ | ||
| public static final String NODE_MEMORY_CANCELLATION_THRESHOLD_SETTING_NAME = "wlm.query_group.node.memory_cancellation_threshold"; | ||
| /** | ||
| * Setting to control the memory based cancellation threshold | ||
| */ | ||
| public static final Setting<Double> NODE_LEVEL_MEMORY_CANCELLATION_THRESHOLD = Setting.doubleSetting( | ||
| NODE_MEMORY_CANCELLATION_THRESHOLD_SETTING_NAME, | ||
| DEFAULT_NODE_LEVEL_MEMORY_CANCELLATION_THRESHOLD, | ||
| Setting.Property.Dynamic, | ||
| Setting.Property.NodeScope | ||
| ); | ||
| /** | ||
| * Setting name for node level cpu based cancellation threshold for QueryGroup service | ||
| */ | ||
| public static final String NODE_CPU_CANCELLATION_THRESHOLD_SETTING_NAME = "wlm.query_group.node.cpu_cancellation_threshold"; | ||
| /** | ||
| * Setting to control the cpu based cancellation threshold | ||
| */ | ||
| public static final Setting<Double> NODE_LEVEL_CPU_CANCELLATION_THRESHOLD = Setting.doubleSetting( | ||
| NODE_CPU_CANCELLATION_THRESHOLD_SETTING_NAME, | ||
| DEFAULT_NODE_LEVEL_CPU_CANCELLATION_THRESHOLD, | ||
| Setting.Property.Dynamic, | ||
| Setting.Property.NodeScope | ||
| ); | ||
|
|
||
| /** | ||
| * QueryGroup service settings constructor | ||
| * @param settings - QueryGroup service settings | ||
| * @param clusterSettings - QueryGroup cluster settings | ||
| */ | ||
| public WorkloadManagementSettings(Settings settings, ClusterSettings clusterSettings) { | ||
| nodeLevelMemoryCancellationThreshold = NODE_LEVEL_MEMORY_CANCELLATION_THRESHOLD.get(settings); | ||
| nodeLevelMemoryRejectionThreshold = NODE_LEVEL_MEMORY_REJECTION_THRESHOLD.get(settings); | ||
| nodeLevelCpuCancellationThreshold = NODE_LEVEL_CPU_CANCELLATION_THRESHOLD.get(settings); | ||
| nodeLevelCpuRejectionThreshold = NODE_LEVEL_CPU_REJECTION_THRESHOLD.get(settings); | ||
|
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| ensureRejectionThresholdIsLessThanCancellation( | ||
| nodeLevelMemoryRejectionThreshold, | ||
| nodeLevelMemoryCancellationThreshold, | ||
| NODE_MEMORY_REJECTION_THRESHOLD_SETTING_NAME, | ||
| NODE_MEMORY_CANCELLATION_THRESHOLD_SETTING_NAME | ||
| ); | ||
| ensureRejectionThresholdIsLessThanCancellation( | ||
| nodeLevelCpuRejectionThreshold, | ||
| nodeLevelCpuCancellationThreshold, | ||
| NODE_CPU_REJECTION_THRESHOLD_SETTING_NAME, | ||
| NODE_CPU_CANCELLATION_THRESHOLD_SETTING_NAME | ||
| ); | ||
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| clusterSettings.addSettingsUpdateConsumer(NODE_LEVEL_MEMORY_CANCELLATION_THRESHOLD, this::setNodeLevelMemoryCancellationThreshold); | ||
| clusterSettings.addSettingsUpdateConsumer(NODE_LEVEL_MEMORY_REJECTION_THRESHOLD, this::setNodeLevelMemoryRejectionThreshold); | ||
| clusterSettings.addSettingsUpdateConsumer(NODE_LEVEL_CPU_CANCELLATION_THRESHOLD, this::setNodeLevelCpuCancellationThreshold); | ||
| clusterSettings.addSettingsUpdateConsumer(NODE_LEVEL_CPU_REJECTION_THRESHOLD, this::setNodeLevelCpuRejectionThreshold); | ||
| } | ||
|
|
||
| /** | ||
| * Method to get the node level memory based cancellation threshold | ||
| * @return current node level memory based cancellation threshold | ||
| */ | ||
| public Double getNodeLevelMemoryCancellationThreshold() { | ||
| return nodeLevelMemoryCancellationThreshold; | ||
| } | ||
|
|
||
| /** | ||
| * Method to set the node level memory based cancellation threshold | ||
| * @param nodeLevelMemoryCancellationThreshold sets the new node level memory based cancellation threshold | ||
| * @throws IllegalArgumentException if the value is > 0.95 and cancellation < rejection threshold | ||
| */ | ||
| public void setNodeLevelMemoryCancellationThreshold(Double nodeLevelMemoryCancellationThreshold) { | ||
| if (Double.compare(nodeLevelMemoryCancellationThreshold, NODE_LEVEL_MEMORY_CANCELLATION_THRESHOLD_MAX_VALUE) > 0) { | ||
| throw new IllegalArgumentException( | ||
| NODE_MEMORY_CANCELLATION_THRESHOLD_SETTING_NAME + " value cannot be greater than 0.95 as it can result in a node drop" | ||
| ); | ||
| } | ||
|
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| ensureRejectionThresholdIsLessThanCancellation( | ||
| nodeLevelMemoryRejectionThreshold, | ||
| nodeLevelMemoryCancellationThreshold, | ||
| NODE_MEMORY_REJECTION_THRESHOLD_SETTING_NAME, | ||
| NODE_MEMORY_CANCELLATION_THRESHOLD_SETTING_NAME | ||
| ); | ||
|
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| this.nodeLevelMemoryCancellationThreshold = nodeLevelMemoryCancellationThreshold; | ||
| } | ||
|
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| /** | ||
| * Method to get the node level cpu based cancellation threshold | ||
| * @return current node level cpu based cancellation threshold | ||
| */ | ||
| public Double getNodeLevelCpuCancellationThreshold() { | ||
| return nodeLevelCpuCancellationThreshold; | ||
| } | ||
|
|
||
| /** | ||
| * Method to set the node level cpu based cancellation threshold | ||
| * @param nodeLevelCpuCancellationThreshold sets the new node level cpu based cancellation threshold | ||
| * @throws IllegalArgumentException if the value is > 0.95 and cancellation < rejection threshold | ||
| */ | ||
| public void setNodeLevelCpuCancellationThreshold(Double nodeLevelCpuCancellationThreshold) { | ||
| if (Double.compare(nodeLevelCpuCancellationThreshold, NODE_LEVEL_CPU_CANCELLATION_THRESHOLD_MAX_VALUE) > 0) { | ||
| throw new IllegalArgumentException( | ||
| NODE_CPU_CANCELLATION_THRESHOLD_SETTING_NAME + " value cannot be greater than 0.95 as it can result in a node drop" | ||
| ); | ||
| } | ||
|
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| ensureRejectionThresholdIsLessThanCancellation( | ||
| nodeLevelCpuRejectionThreshold, | ||
| nodeLevelCpuCancellationThreshold, | ||
| NODE_CPU_REJECTION_THRESHOLD_SETTING_NAME, | ||
| NODE_CPU_CANCELLATION_THRESHOLD_SETTING_NAME | ||
| ); | ||
|
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| this.nodeLevelCpuCancellationThreshold = nodeLevelCpuCancellationThreshold; | ||
| } | ||
|
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| /** | ||
| * Method to get the memory based node level rejection threshold | ||
| * @return the current memory based node level rejection threshold | ||
| */ | ||
| public Double getNodeLevelMemoryRejectionThreshold() { | ||
| return nodeLevelMemoryRejectionThreshold; | ||
| } | ||
|
|
||
| /** | ||
| * Method to set the node level memory based rejection threshold | ||
| * @param nodeLevelMemoryRejectionThreshold sets the new memory based rejection threshold | ||
| * @throws IllegalArgumentException if rejection > 0.90 and rejection < cancellation threshold | ||
| */ | ||
| public void setNodeLevelMemoryRejectionThreshold(Double nodeLevelMemoryRejectionThreshold) { | ||
| if (Double.compare(nodeLevelMemoryRejectionThreshold, NODE_LEVEL_MEMORY_REJECTION_THRESHOLD_MAX_VALUE) > 0) { | ||
| throw new IllegalArgumentException( | ||
| NODE_MEMORY_REJECTION_THRESHOLD_SETTING_NAME + " value cannot be greater than 0.90 as it can result in a node drop" | ||
| ); | ||
| } | ||
|
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| ensureRejectionThresholdIsLessThanCancellation( | ||
| nodeLevelMemoryRejectionThreshold, | ||
| nodeLevelMemoryCancellationThreshold, | ||
| NODE_MEMORY_REJECTION_THRESHOLD_SETTING_NAME, | ||
| NODE_MEMORY_CANCELLATION_THRESHOLD_SETTING_NAME | ||
| ); | ||
|
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| this.nodeLevelMemoryRejectionThreshold = nodeLevelMemoryRejectionThreshold; | ||
| } | ||
|
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| /** | ||
| * Method to get the cpu based node level rejection threshold | ||
| * @return the current cpu based node level rejection threshold | ||
| */ | ||
| public Double getNodeLevelCpuRejectionThreshold() { | ||
| return nodeLevelCpuRejectionThreshold; | ||
| } | ||
|
|
||
| /** | ||
| * Method to set the node level cpu based rejection threshold | ||
| * @param nodeLevelCpuRejectionThreshold sets the new cpu based rejection threshold | ||
| * @throws IllegalArgumentException if rejection > 0.90 and rejection < cancellation threshold | ||
| */ | ||
| public void setNodeLevelCpuRejectionThreshold(Double nodeLevelCpuRejectionThreshold) { | ||
| if (Double.compare(nodeLevelCpuRejectionThreshold, NODE_LEVEL_CPU_REJECTION_THRESHOLD_MAX_VALUE) > 0) { | ||
| throw new IllegalArgumentException( | ||
| NODE_CPU_REJECTION_THRESHOLD_SETTING_NAME + " value cannot be greater than 0.90 as it can result in a node drop" | ||
| ); | ||
| } | ||
|
|
||
| ensureRejectionThresholdIsLessThanCancellation( | ||
| nodeLevelCpuRejectionThreshold, | ||
| nodeLevelCpuCancellationThreshold, | ||
| NODE_CPU_REJECTION_THRESHOLD_SETTING_NAME, | ||
| NODE_CPU_CANCELLATION_THRESHOLD_SETTING_NAME | ||
| ); | ||
|
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| this.nodeLevelCpuRejectionThreshold = nodeLevelCpuRejectionThreshold; | ||
| } | ||
|
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| /** | ||
| * Method to validate that the cancellation threshold is greater than or equal to rejection threshold | ||
| * @param nodeLevelRejectionThreshold rejection threshold to be compared | ||
| * @param nodeLevelCancellationThreshold cancellation threshold to be compared | ||
| * @param rejectionThresholdSettingName name of the rejection threshold setting | ||
| * @param cancellationThresholdSettingName name of the cancellation threshold setting | ||
| * @throws IllegalArgumentException if cancellation threshold is less than rejection threshold | ||
| */ | ||
| private void ensureRejectionThresholdIsLessThanCancellation( | ||
| Double nodeLevelRejectionThreshold, | ||
| Double nodeLevelCancellationThreshold, | ||
| String rejectionThresholdSettingName, | ||
| String cancellationThresholdSettingName | ||
| ) { | ||
| if (Double.compare(nodeLevelCancellationThreshold, nodeLevelRejectionThreshold) < 0) { | ||
| throw new IllegalArgumentException( | ||
| cancellationThresholdSettingName + " value should not be less than " + rejectionThresholdSettingName | ||
| ); | ||
| } | ||
| } | ||
| } |
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