| /* |
| * Licensed to the Apache Software Foundation (ASF) under one or more |
| * contributor license agreements. See the NOTICE file distributed with |
| * this work for additional information regarding copyright ownership. |
| * The ASF licenses this file to You 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. |
| */ |
| |
| namespace Apache.Ignite.Core.PersistentStore |
| { |
| using System; |
| |
| /// <summary> |
| /// Persistent store metrics. |
| /// Obsolete, see <see cref="IDataStorageMetrics"/>. |
| /// </summary> |
| [Obsolete("Use IDataStorageMetrics")] |
| public interface IPersistentStoreMetrics |
| { |
| /// <summary> |
| /// Gets the average number of WAL records per second written during the last time interval. |
| /// </summary> |
| float WalLoggingRate { get; } |
| |
| /// <summary> |
| /// Gets the average number of bytes per second written during the last time interval. |
| /// </summary> |
| float WalWritingRate { get; } |
| |
| /// <summary> |
| /// Gets the current number of WAL segments in the WAL archive. |
| /// </summary> |
| int WalArchiveSegments { get; } |
| |
| /// <summary> |
| /// Gets the average WAL fsync duration in microseconds over the last time interval. |
| /// </summary> |
| float WalFsyncTimeAverage { get; } |
| |
| /// <summary> |
| /// Gets the duration of the last checkpoint. |
| /// </summary> |
| TimeSpan LastCheckpointingDuration { get; } |
| |
| /// <summary> |
| /// Gets the duration of last checkpoint lock wait. |
| /// </summary> |
| TimeSpan LastCheckpointLockWaitDuration { get; } |
| |
| /// <summary> |
| /// Gets the duration of last checkpoint mark phase. |
| /// </summary> |
| TimeSpan LastCheckpointMarkDuration { get; } |
| |
| /// <summary> |
| /// Gets the duration of last checkpoint pages write phase. |
| /// </summary> |
| TimeSpan LastCheckpointPagesWriteDuration { get; } |
| |
| /// <summary> |
| /// Gets the duration of the sync phase of the last checkpoint. |
| /// </summary> |
| TimeSpan LastCheckpointFsyncDuration { get; } |
| |
| /// <summary> |
| /// Gets the total number of pages written during the last checkpoint. |
| /// </summary> |
| long LastCheckpointTotalPagesNumber { get; } |
| |
| /// <summary> |
| /// Gets the number of data pages written during the last checkpoint. |
| /// </summary> |
| long LastCheckpointDataPagesNumber { get; } |
| |
| /// <summary> |
| /// Gets the number of pages copied to a temporary checkpoint buffer during the last checkpoint. |
| /// </summary> |
| long LastCheckpointCopiedOnWritePagesNumber { get; } |
| } |
| } |