com.facebook.presto.jdbc.internal.common.RuntimeMetricName Maven / Gradle / Ivy
/*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package com.facebook.presto.jdbc.internal.common;
/**
* Names for RuntimeMetrics used in the core presto code base.
* Connectors could use arbitrary metric names not included in this class.
*/
public class RuntimeMetricName
{
private RuntimeMetricName()
{
}
public static final String DRIVER_COUNT_PER_TASK = "driverCountPerTask";
public static final String TASK_ELAPSED_TIME_NANOS = "taskElapsedTimeNanos";
public static final String OPTIMIZED_WITH_MATERIALIZED_VIEW_COUNT = "optimizedWithMaterializedViewCount";
public static final String OPTIMIZED_WITH_MATERIALIZED_VIEW_SUBQUERY_COUNT = "optimizedWithMaterializedViewSubqueryCount";
public static final String MANY_PARTITIONS_MISSING_IN_MATERIALIZED_VIEW_COUNT = "manyPartitionsMissingInMaterializedViewCount";
public static final String SKIP_READING_FROM_MATERIALIZED_VIEW_COUNT = "skipReadingFromMaterializedViewCount";
public static final String FRAGMENT_RESULT_CACHE_HIT = "fragmentResultCacheHitCount";
public static final String FRAGMENT_RESULT_CACHE_MISS = "fragmentResultCacheMissCount";
public static final String GET_VIEW_TIME_NANOS = "getViewTimeNanos";
public static final String GET_MATERIALIZED_VIEW_TIME_NANOS = "getMaterializedViewTimeNanos";
public static final String GET_MATERIALIZED_VIEW_STATUS_TIME_NANOS = "getMaterializedViewStatusTimeNanos";
public static final String GET_TABLE_HANDLE_TIME_NANOS = "getTableHandleTimeNanos";
public static final String GET_TABLE_METADATA_TIME_NANOS = "getTableMetadataTimeNanos";
public static final String GET_SPLITS_TIME_NANOS = "getSplitsTimeNanos";
public static final String LOGICAL_PLANNER_TIME_NANOS = "logicalPlannerTimeNanos";
public static final String FRAGMENT_PLAN_TIME_NANOS = "fragmentPlanTimeNanos";
public static final String GET_LAYOUT_TIME_NANOS = "getLayoutTimeNanos";
public static final String REWRITE_AGGREGATION_IF_TO_FILTER_APPLIED = "rewriteAggregationIfToFilterApplied";
// Time between task creation and start.
public static final String TASK_QUEUED_TIME_NANOS = "taskQueuedTimeNanos";
// Total operation time of a task on a worker. TASK_ELAPSED_TIME_NANOS - TASK_SCHEDULED_TIME_NANOS is the time when the task is doing nothing, e.g. it might be waiting for splits/inputs.
public static final String TASK_SCHEDULED_TIME_NANOS = "taskScheduledTimeNanos";
// Blocked time for the operators due to waiting for inputs.
public static final String TASK_BLOCKED_TIME_NANOS = "taskBlockedTimeNanos";
// Time taken for a read call to storage
public static final String STORAGE_READ_TIME_NANOS = "storageReadTimeNanos";
// Size of the data retrieved by read call to storage
public static final String STORAGE_READ_DATA_BYTES = "storageReadDataBytes";
}
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