~27 kb1000
RetAddr           : Args to Child                                                           : Call Site
000007fe`fd9710dc : 000007fe`00012f00 00000000`779d0000 00000000`22e07230 000007fe`f21ab2fc : ntdll!NtWaitForSingleObject+0xa
000007fe`f1f6839f : 00000000`00000000 00000000`000000f8 00000000`00000000 00000000`000000f8 : KERNELBASE!WaitForSingleObjectEx+0x79
000007fe`f1f68357 : 00000000`00000000 00000000`00000000 00000000`22e08a28 00000000`00000007 : clr!CLREventBase::WaitEx+0x16c
000007fe`f1f68318 : 00000000`0000027f 00000000`00000000 00000000`00000000 0000ffff`00001fa0 : clr!CLREventBase::WaitEx+0x103
000007fe`f20909d4 : 00000000`00000000 00000000`000000b0 00000000`00000001 00000000`21e0bc10 : clr!CLREventBase::WaitEx+0x70
000007fe`f20909f9 : 00000000`00000000 00000000`21e0bc78 00000000`00000000 00000000`00000000 : clr!WKS::gc_heap::wait_for_gc_done+0x3a
000007fe`f2181352 : 00000000`00233b80 00000000`000000b0 00000000`00000000 00000000`00000000 : clr!WKS::GCHeap::Alloc+0x2db
000007fe`f213156f : fffffa80`1f59c060 000007fe`ed7f5b98 00000000`0382e274 00000000`22e07560 : clr!AllocateObject+0xa1
000007fe`f21a5f95 : 00000000`00000000 00000000`00001fa0 00000000`00000000 00000000`22e08490 : clr!EEException::CreateThrowable+0x70
000007fe`f21a5e18 : ffffffff`fffffffe 000007fe`00001f80 00000000`00000001 00000000`00001fa0 : clr!CreateCOMPlusExceptionObject+0x13e
000007fe`f2125bfb : 00000000`00000000 00000000`22e07770 00000000`01f78e90 00000000`22e07800 : clr!ExceptionTracker::CreateThrowable+0x4d
000007fe`f2124fea : 00000000`22e08400 00000000`22e09ee0 00000000`22e08490 00000000`00000000 : clr!ExceptionTracker::GetOrCreateTracker+0x1a5
00000000`779f9d2d : 00000000`22e09e60 00000000`22e09ee0 00000000`22e10000 00000000`22e07950 : clr!ProcessCLRException+0x144
00000000`779e91cf : 00000000`22e10000 000007fe`f2858df4 00000000`0009c7f8 00000000`01f61470 : ntdll!RtlpExecuteHandlerForException+0xd
00000000`77a21248 : 00000000`22e08490 00000000`22e07fa0 00000000`00000000 00000000`00000000 : ntdll!RtlDispatchException+0x45a
00000000`779e9a8a : 00000000`22e09be0 000007fe`f1f736c0 00000000`22e09bd0 000007fe`daf26ff8 : ntdll!KiUserExceptionDispatch+0x2e
000007fe`f1f696b5 : 00000000`00000000 00000000`22e08600 00000000`00000000 ffffffff`ffffffe0 : ntdll!RtlVirtualUnwind+0x14b
000007fe`f218129d : 00000000`21a20c01 00000000`21a20c50 00000000`21a20c50 00000000`00000000 : clr!StackFrameIterator::NextRaw+0x51e
000007fe`f1f70128 : 00000000`00000000 00000000`02413ee8 000007fe`f2826ad0 00000000`21a20c50 : clr!Thread::StackWalkFrames+0x1de
000007fe`f20853ac : 00000000`00000000 00000000`00000002 00000000`00000002 00000000`00000002 : clr!CNameSpace::GcScanRoots+0x144
000007fe`f2086980 : 00000000`00000002 00000000`00000002 000007fe`00000001 00000000`00000002 : clr!WKS::gc_heap::mark_phase+0x17c
000007fe`f2085be1 : 000007fe`f2826a38 000007fe`f2826a38 00000000`22e09d80 000007fe`f28260e8 : clr!WKS::gc_heap::gc1+0x91
000007fe`f208594d : 00000000`00000001 00000000`00000001 00000000`00000000 00000000`00003914 : clr!WKS::gc_heap::garbage_collect+0x222
000007fe`f20df57d : 00000000`00000002 00000000`00000002 00000000`00000002 00000000`21e0bc10 : clr!WKS::GCHeap::GarbageCollectGeneration+0xdd
000007fe`f20e59c6 : 00000000`00000002 00000000`22e09f00 00000000`00000000 000007fe`93764d2b : clr!WKS::GCHeap::GarbageCollect+0x8d
*** WARNING: Unable to verify checksum for mscorlib.ni.dll
*** ERROR: Module load completed but symbols could not be loaded for mscorlib.ni.dll
000007fe`eddea1c2 : 00000000`02643368 00000000`22e0ee18 00000000`22e09ed0 a4ca6018`00000001 : clr!GCInterface::Collect+0x56
000007fe`944da36b : 00000000`024030d8 00000000`4c0cad20 00000000`0b7e2d10 00000000`4d9b01d8 : mscorlib_ni+0xcea1c2
000007fe`9455a083 : 00000000`0b7bc7b8 00000000`8015b600 00000000`8015b401 00000000`4df663a0 : 0x000007fe`944da36b
000007fe`94558e9a : 00000000`0b7bc7b8 00000000`32912100 00000000`4c0cad20 00000000`4bfcd008 : 0x000007fe`9455a083
000007fe`944f32fb : 00000000`0b7bc7b8 00000000`4bfcd008 00000000`0b7e2d10 00000000`32912100 : 0x000007fe`94558e9a
000007fe`9482b21e : 00000000`0b7bc7b8 00000000`4bfcd008 00000000`4bf3dbd0 00000000`82488f01 : 0x000007fe`944f32fb
000007fe`944ec4d8 : 00000000`0b7bc7b8 00000000`4bfcd008 00000000`4bf3dbd0 00000000`4c23cf01 : 0x000007fe`9482b21e
000007fe`944eb52d : 00000000`0b7bc7b8 00000000`00000001 00000000`4bfcd008 00000000`023b1400 : 0x000007fe`944ec4d8
000007fe`9482b01c : 00000000`0b7bc7b8 00000000`00000001 00000000`4bf3de00 00000000`4bf3dbd0 : 0x000007fe`944eb52d
000007fe`9455a045 : 00000000`0b7bc7b8 00000000`4bf3de00 00000000`4bf3dbd0 00000000`4bbc7538 : 0x000007fe`9482b01c
000007fe`94558e9a : 00000000`0b7bc7b8 00000000`4b89d8b8 00000000`4b812460 00000000`23e538f0 : 0x000007fe`9455a045
000007fe`944f32fb : 00000000`0b7bc7b8 00000000`23e538f0 00000000`0b7e2d10 00000000`4b89d8b8 : 0x000007fe`94558e9a
000007fe`9456200e : 00000000`0b7bc7b8 00000000`23e538f0 00000000`4b8761e8 00000000`22e0b301 : 0x000007fe`944f32fb
000007fe`944ec411 : 00000000`0b7bc7b8 00000000`23e538f0 00000000`4b8761e8 00000000`0db50301 : 0x000007fe`9456200e
000007fe`944eb52d : 00000000`0b7bc7b8 00000000`00000002 00000000`23e538f0 00000000`023b1400 : 0x000007fe`944ec411
000007fe`9455be9c : 00000000`0b7bc7b8 00000000`00000002 00000000`4b8762d8 00000000`4b8761e8 : 0x000007fe`944eb52d
000007fe`9455bb83 : 00000000`0b7bc7b8 00000000`4b8762d8 00000000`4b8761e8 00000000`487ae2b8 : 0x000007fe`9455be9c
000007fe`944f34cb : 00000000`0b7bc7b8 00000000`0b7e2d10 00000000`48720b40 00000000`487d4ba8 : 0x000007fe`9455bb83
000007fe`9456200e : 00000000`0b7bc7b8 00000000`23ed6000 00000000`486fe288 00000000`22e0bf01 : 0x000007fe`944f34cb
000007fe`944ec411 : 00000000`0b7bc7b8 00000000`23ed6000 00000000`486fe288 00000000`2497f701 : 0x000007fe`9456200e
000007fe`944eb52d : 00000000`0b7bc7b8 00000000`00000002 00000000`23ed6000 00000000`023b1400 : 0x000007fe`944ec411
000007fe`9455be9c : 00000000`0b7bc7b8 00000000`00000002 00000000`486fe378 00000000`486fe288 : 0x000007fe`944eb52d
000007fe`9455bb83 : 00000000`0b7bc7b8 00000000`486fe378 00000000`486fe288 00000000`23c28628 : 0x000007fe`9455be9c
000007fe`944f34cb : 00000000`0b7bc7b8 00000000`0b7e2d10 00000000`23b91658 00000000`23c4a820 : 0x000007fe`9455bb83
000007fe`944f2d7e : 00000000`0b7bc7b8 00000000`0d8a6af8 00000000`0d8a65d0 00000000`28070801 : 0x000007fe`944f34cb
000007fe`944ec59f : 00000000`0b7bc7b8 00000000`0d8a6af8 00000000`0d8a65d0 00000000`2725ef01 : 0x000007fe`944f2d7e
000007fe`944eb52d : 00000000`0b7bc7b8 00000000`00000000 00000000`0d8a6af8 000007fe`ed65be00 : 0x000007fe`944ec59f
000007fe`944eb26c : 00000000`0b7bc7b8 000007fe`00000000 00000000`0d8a6800 00000000`0d8a65d0 : 0x000007fe`944eb52d
000007fe`944eaba0 : 00000000`0b7bc7b8 00000000`0d8a6800 00000000`0d8a65d0 00000000`23b023d0 : 0x000007fe`944eb26c
000007fe`944ea468 : 00000000`0b7bc7b8 00000000`0b7e2d10 00000000`23b36c30 00000000`23b36858 : 0x000007fe`944eaba0
000007fe`944e9d5e : 00000000`0b7bc7b8 00000000`0b7e2d10 00000000`1380b760 00000000`23a8d960 : 0x000007fe`944ea468
000007fe`944e99b3 : 00000000`0b7bc7b8 00000000`0b7e2d10 00000000`23a8d3f8 00000000`22e0d498 : 0x000007fe`944e9d5e
000007fe`944e9814 : 00000000`0b7bc7b8 00000000`0b89aa20 00000000`0b7e2d10 00000000`23a8d3f8 : 0x000007fe`944e99b3
000007fe`944e897d : 00000000`0b7bc7b8 00000000`0b7e2d10 00000000`23a8d3f8 00000000`22e0d5a0 : 0x000007fe`944e9814
000007fe`944e35ce : 00000000`0b7bc7b8 00000000`0b7e2d10 00000000`00000000 00000000`22e0d728 : 0x000007fe`944e897d
000007fe`942f8842 : 00000000`0b7bc7b8 00000000`0b7e2d98 00000000`0b7e2070 00000000`00000064 : 0x000007fe`944e35ce
000007fe`942d1ae7 : 00000000`0b7bc7b8 00000000`0b7bc550 00000000`00000001 00000000`023b6780 : 0x000007fe`942f8842
000007fe`ee3a2335 : 00000000`0a21cb20 00000000`0b7bc550 ffffffff`fffffffe 000007fe`f1fccc55 : 0x000007fe`942d1ae7
000007fe`ed5bc1de : 00000000`01f6d990 00000000`22e0ea50 00000000`00000007 00000000`21e8a820 : mscorlib_ni+0x12a2335
000007fe`ed66d0b5 : 00000000`0b7bc598 00000000`1eb17310 00000000`00000002 00000000`00000020 : mscorlib_ni+0x4bc1de
000007fe`ed66ce19 : 00000000`00000000 00000000`21e0bc10 00000000`00000000 00000000`00000000 : mscorlib_ni+0x56d0b5
000007fe`ed5bbf10 : 00000000`246c8f88 000007fe`ed7f5918 00000000`22e0ea50 00000000`0250d650 : mscorlib_ni+0x56ce19
000007fe`ed5bbca5 : 00000000`0b7bc598 00000000`0b7bc790 00000000`0250d650 00000000`00000000 : mscorlib_ni+0x4bbf10
000007fe`ed66d0b5 : 00000000`246c90a0 00000000`21e17700 00000000`001c40b0 00000000`00000000 : mscorlib_ni+0x4bbca5
000007fe`ed66ce19 : 00000000`22e0eca8 00000000`77a2955c 00000000`1d9fb070 000007fe`fd973776 : mscorlib_ni+0x56d0b5
000007fe`ed66cdd7 : 00000000`246c90a0 00000000`00000000 00000000`00000000 000007fe`fd973776 : mscorlib_ni+0x56ce19
000007fe`ede6a6ed : 00000000`246c9038 000007fe`fd973724 00000000`1c1cd030 00000000`00000000 : mscorlib_ni+0x56cdd7
000007fe`f1fc9e03 : 00000000`246c9060 00000000`246c8f88 00000000`00000000 00000000`22e0ef70 : mscorlib_ni+0xd6a6ed
000007fe`f1fc9e7e : 00000000`22e0eed0 00000000`00000000 00000000`22e0ee12 00000000`00000000 : clr!CallDescrWorkerInternal+0x83
000007fe`f1fc9ef0 : 00000000`00000008 00000000`22e0eda0 00000000`22e0ef28 00000000`22e0efe8 : clr!CallDescrWorkerWithHandler+0x4a
000007fe`f20e594d : 00000000`22e0f368 00000000`22e0f2c0 000007fe`ed8048e8 00000000`21e0bc10 : clr!MethodDescCallSite::CallTargetWorker+0x2e2
000007fe`f1fd458c : 00000000`00000001 00000000`22e0f2c0 00000000`21e0bc10 00000000`00001000 : clr!ThreadNative::KickOffThread_Worker+0x105
000007fe`f1fd451a : 00000000`22e0f2c0 00000000`00000000 ffffffff`ffffffff 000007fe`f211f57a : clr!Frame::Pop+0x50
000007fe`f1fd4491 : 00000000`00000001 00000000`00000001 00000000`00000000 00000000`00000000 : clr!COMCustomAttribute::PopSecurityContextFrame+0x192
000007fe`f1fd45ef : ffffffff`ffffffff 00000000`21e0bc10 00000000`00000000 00000000`00000000 : clr!COMCustomAttribute::PopSecurityContextFrame+0xbd
000007fe`f20e5831 : 00000000`21e0bc10 00000000`22e0f7f0 00000000`00000000 00000000`00000008 : clr!Thread::SetExposedContext+0x93
000007fe`f20333de : 00000000`1eb43d60 00000000`21e0bc10 00000000`22e0f340 00000000`00000033 : clr!ThreadNative::KickOffThread+0xbd
00000000`778c652d : 00000000`00000000 00000000`00000000 00000000`00000000 00000000`00000000 : clr!Thread::intermediateThreadProc+0x7d
00000000`779fc541 : 00000000`00000000 00000000`00000000 00000000`00000000 00000000`00000000 : kernel32!BaseThreadInitThunk+0xd
00000000`00000000 : 00000000`00000000 00000000`00000000 00000000`00000000 00000000`00000000 : ntdll!RtlUserThreadStart+0x1d


~27 e !CLRStack
OS Thread Id: 0x3478 (27)
        Child SP               IP Call Site
0000000022e07680 0000000077a212fa [GCFrame: 0000000022e07680]
0000000022e09f08 0000000077a212fa [InlinedCallFrame: 0000000022e09f08] System.GC._Collect(Int32, Int32)
0000000022e09f08 000007feeddea1c2 [InlinedCallFrame: 0000000022e09f08] System.GC._Collect(Int32, Int32)
0000000022e09ee0 000007feeddea1c2 System.GC.Collect()
0000000022e09fa0 000007fe944da36b *** WARNING: Unable to verify checksum for HugeApp.Plugin.Base.dll
*** ERROR: Module load completed but symbols could not be loaded for HugeApp.Plugin.Base.dll
HugeApp.Plugin.Base.Searcher.ClearMemory(Boolean, Boolean)
0000000022e0a010 000007fe9455a083 *** WARNING: Unable to verify checksum for HugeApp.Plugin.SomeSite.dll
*** ERROR: Module load completed but symbols could not be loaded for HugeApp.Plugin.SomeSite.dll
HugeApp.Plugin.SomeSite.SomeSiteSearcher.FooMethod(System.Xml.XmlDocument, System.Xml.XmlNamespaceManager, HugeApp.DBLayer.Core.Domains.Class1, Boolean, HugeApp.DBLayer.Core.Domains.Class2, Int32, Int32, Int32 ByRef)
//some methods calls (not FooMethod and without calling ClearMemory, or GC.Collect). This methods from same HugeApp.Plugin.SomeSite.SomeSiteSearcher domain
0000000022e0ac70 000007fe9455a045 HugeApp.Plugin.SomeSite.SomeSiteSearcher.FooMethod(System.Xml.XmlDocument, System.Xml.XmlNamespaceManager, HugeApp.DBLayer.Core.Domains.Class1, Boolean, HugeApp.DBLayer.Core.Domains.Class2, Int32, Int32, Int32 ByRef)
//some methods calls (not FooMethod and without calling ClearMemory, or GC.Collect). This methods from same HugeApp.Plugin.SomeSite.SomeSiteSearcher domain
0000000022e0db00 000007fe942f8842 HugeApp.Plugin.Base.Searcher.Search(System.Object)
0000000022e0e530 000007fe942d1ae7 HugeApp.Plugin.SomeSite.SomeSiteSetup.StartSearchMethodFromCorrespondingSearcherChildClassWrapper(System.Object)
0000000022e0e6b0 000007feee3a2335 System.Threading.Tasks.Task`1[[System.__Canon, mscorlib]].InnerInvoke()
0000000022e0e700 000007feed5bc1de System.Threading.Tasks.Task.Execute()
0000000022e0e770 000007feed66d0b5 System.Threading.ExecutionContext.RunInternal(System.Threading.ExecutionContext, System.Threading.ContextCallback, System.Object, Boolean)
0000000022e0e8d0 000007feed66ce19 System.Threading.ExecutionContext.Run(System.Threading.ExecutionContext, System.Threading.ContextCallback, System.Object, Boolean)
0000000022e0e900 000007feed5bbf10 System.Threading.Tasks.Task.ExecuteWithThreadLocal(System.Threading.Tasks.Task ByRef)
0000000022e0e9f0 000007feed5bbca5 System.Threading.Tasks.Task.ExecuteEntry(Boolean)
0000000022e0ea30 000007feed66d0b5 System.Threading.ExecutionContext.RunInternal(System.Threading.ExecutionContext, System.Threading.ContextCallback, System.Object, Boolean)
0000000022e0eb90 000007feed66ce19 System.Threading.ExecutionContext.Run(System.Threading.ExecutionContext, System.Threading.ContextCallback, System.Object, Boolean)
0000000022e0ebc0 000007feed66cdd7 System.Threading.ExecutionContext.Run(System.Threading.ExecutionContext, System.Threading.ContextCallback, System.Object)
0000000022e0ec10 000007feede6a6ed System.Threading.ThreadHelper.ThreadStart(System.Object)
0000000022e0ef28 000007fef1fc9e03 [GCFrame: 0000000022e0ef28]
0000000022e0f258 000007fef1fc9e03 [DebuggerU2MCatchHandlerFrame: 0000000022e0f258]


HugeApp.Plugin.SomeSite.SomeSiteSearcher.FooMethod(System.Xml.XmlDocument, System.Xml.XmlNamespaceManager, HugeApp.DBLayer.Core.Domains.Class1, Boolean, HugeApp.DBLayer.Core.Domains.Class2, Int32, Int32, Int32 ByRef)  {
        if (someRule) {
            //do much work with loading much nHibernate entities. So after this work we don't need this entities (Gigabytes of memory), so just flushing it from nHibernate.Session and clearing memory by calling GC.Collect()
            HugeApp.Plugin.Base.Searcher.ClearMemory(param1,param2);
        } else { //other work }
}