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IGCHost Interface

Provides methods for obtaining information about the garbage collection system and for controlling some aspects of garbage collection.


This interface is for expert usage only. It can affect the performance of an application if used improperly.

interface IGCHost : IUnknown {

    HRESULT SetGCStartupLimits(
        [in] DWORD SegmentSize, 
        [in] DWORD MaxGen0Size
    HRESULT Collect(
        [in] LONG Generation
    HRESULT GetStats(
        [in, out] COR_GC_STATS *pStats
    HRESULT GetThreadStats(
        [in] DWORD *pFiberCookie,
        [in, out] COR_GC_THREAD_STATS *pStats
    HRESULT SetVirtualMemLimit (
        [in] SIZE_T sztMaxVirtualMemMB



IGCHost::Collect Method

Forces a collection to occur for the given generation, regardless of the state of the current garbage collection.

IGCHost::GetStats Method

Gets the statistics for the current state of the garbage collection system.

IGCHost::GetThreadStats Method

Gets the per-thread statistics for garbage collection.

IGCHost::SetGCStartupLimits Method

Sets the segment size and the maximum size for generation 0.

IGCHost::SetVirtualMemLimit Method

Sets the maximum size of the runtime's virtual memory.

Platforms: See .NET Framework System Requirements.

Header: GCHost.idl

Library: Included as a resource in MSCorEE.dll

.NET Framework Versions: 3.5 SP1, 3.5, 3.0 SP1, 3.0, 2.0 SP1, 2.0

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