diff options
Diffstat (limited to 'src/mscorlib/corefx/System/Buffers/ArrayPoolEventSource.cs')
-rw-r--r-- | src/mscorlib/corefx/System/Buffers/ArrayPoolEventSource.cs | 78 |
1 files changed, 0 insertions, 78 deletions
diff --git a/src/mscorlib/corefx/System/Buffers/ArrayPoolEventSource.cs b/src/mscorlib/corefx/System/Buffers/ArrayPoolEventSource.cs deleted file mode 100644 index 9482744144..0000000000 --- a/src/mscorlib/corefx/System/Buffers/ArrayPoolEventSource.cs +++ /dev/null @@ -1,78 +0,0 @@ -// Licensed to the .NET Foundation under one or more agreements. -// The .NET Foundation licenses this file to you under the MIT license. -// See the LICENSE file in the project root for more information. - -using System.Diagnostics.Tracing; - -namespace System.Buffers -{ - [EventSource(Name = "System.Buffers.ArrayPoolEventSource")] - internal sealed class ArrayPoolEventSource : EventSource - { - internal readonly static ArrayPoolEventSource Log = new ArrayPoolEventSource(); - - /// <summary>The reason for a BufferAllocated event.</summary> - internal enum BufferAllocatedReason : int - { - /// <summary>The pool is allocating a buffer to be pooled in a bucket.</summary> - Pooled, - /// <summary>The requested buffer size was too large to be pooled.</summary> - OverMaximumSize, - /// <summary>The pool has already allocated for pooling as many buffers of a particular size as it's allowed.</summary> - PoolExhausted - } - - /// <summary> - /// Event for when a buffer is rented. This is invoked once for every successful call to Rent, - /// regardless of whether a buffer is allocated or a buffer is taken from the pool. In a - /// perfect situation where all rented buffers are returned, we expect to see the number - /// of BufferRented events exactly match the number of BuferReturned events, with the number - /// of BufferAllocated events being less than or equal to those numbers (ideally significantly - /// less than). - /// </summary> - [Event(1, Level = EventLevel.Verbose)] - internal unsafe void BufferRented(int bufferId, int bufferSize, int poolId, int bucketId) - { - EventData* payload = stackalloc EventData[4]; - payload[0].Size = sizeof(int); - payload[0].DataPointer = ((IntPtr)(&bufferId)); - payload[1].Size = sizeof(int); - payload[1].DataPointer = ((IntPtr)(&bufferSize)); - payload[2].Size = sizeof(int); - payload[2].DataPointer = ((IntPtr)(&poolId)); - payload[3].Size = sizeof(int); - payload[3].DataPointer = ((IntPtr)(&bucketId)); - WriteEventCore(1, 4, payload); - } - - /// <summary> - /// Event for when a buffer is allocated by the pool. In an ideal situation, the number - /// of BufferAllocated events is significantly smaller than the number of BufferRented and - /// BufferReturned events. - /// </summary> - [Event(2, Level = EventLevel.Informational)] - internal unsafe void BufferAllocated(int bufferId, int bufferSize, int poolId, int bucketId, BufferAllocatedReason reason) - { - EventData* payload = stackalloc EventData[5]; - payload[0].Size = sizeof(int); - payload[0].DataPointer = ((IntPtr)(&bufferId)); - payload[1].Size = sizeof(int); - payload[1].DataPointer = ((IntPtr)(&bufferSize)); - payload[2].Size = sizeof(int); - payload[2].DataPointer = ((IntPtr)(&poolId)); - payload[3].Size = sizeof(int); - payload[3].DataPointer = ((IntPtr)(&bucketId)); - payload[4].Size = sizeof(BufferAllocatedReason); - payload[4].DataPointer = ((IntPtr)(&reason)); - WriteEventCore(2, 5, payload); - } - - /// <summary> - /// Event raised when a buffer is returned to the pool. This event is raised regardless of whether - /// the returned buffer is stored or dropped. In an ideal situation, the number of BufferReturned - /// events exactly matches the number of BufferRented events. - /// </summary> - [Event(3, Level = EventLevel.Verbose)] - internal void BufferReturned(int bufferId, int bufferSize, int poolId) => WriteEvent(3, bufferId, bufferSize, poolId); - } -} |