In order to dump the contents of a dictionary, you need to start with either the MethodTable or the name of the class, then you can follow the below steps:
0:009> !dumpheap –mt 000007feeed0b9c0
Address MT Size
000000018003e630 000007feeed0b9c0 80
000000018008ec10 000007feeed0b9c0 80
Statistics:
MT Count TotalSize Class Name
000007feeed0b9c0 2 160 System.Collections.Generic.Dictionary`2[[System.Guid, mscorlib],[Microsoft.TeamFoundation.Framework.Server.TeamFoundationPerformanceCounters, Microsoft.TeamFoundation.Framework.Server]]
Total 2 objects
Note: You can also use -Dumpheap -type System.Collections.Generic.Dictionary`2[[System.Guid, mscorlib],[Microsoft.TeamFoundation.Framework.Server.TeamFoundationPerformanceCounters,Microsoft.TeamFoundation.Framework.Server]]
0:009> !do 000000018003e630
Name: System.Collections.Generic.Dictionary`2[[System.Guid, mscorlib],[Microsoft.TeamFoundation.Framework.Server.TeamFoundationPerformanceCounters, Microsoft.TeamFoundation.Framework.Server]]
MethodTable: 000007feeed0b9c0
EEClass: 000007fef6368220
Size: 80(0x50) bytes
File: C:WindowsMicrosoft.NetassemblyGAC_64mscorlibv4.0_4.0.0.0__b77a5c561934e089mscorlib.dll
Fields:
MT Field Offset Type VT Attr Value Name
000007fef69516e8 4000c5a 8 System.Int32[] 0 instance 000000018003ea90 buckets
000007fef74448a8 4000c5b 10 …non, mscorlib]][] 0 instance 000000018003eac8 entries
000007fef6951748 4000c5c 38 System.Int32 1 instance 7 count
000007fef6951748 4000c5d 3c System.Int32 1 instance 7 version
000007fef6951748 4000c5e 40 System.Int32 1 instance -1 freeList
000007fef6951748 4000c5f 44 System.Int32 1 instance 0 freeCount
000007fef698f1a8 4000c60 18 ….Guid, mscorlib]] 0 instance 000000038000dc90 comparer
000007fef74bfd40 4000c61 20 …Canon, mscorlib]] 0 instance 0000000000000000 keys
000007fef74bd380 4000c62 28 …Canon, mscorlib]] 0 instance 000000018206b690 values
000007fef694ef78 4000c63 30 System.Object 0 instance 0000000000000000 _syncRoot
0:009> !da 000000018003eac8
Name: System.Collections.Generic.Dictionary`2+Entry[[System.Guid, mscorlib],[Microsoft.TeamFoundation.Framework.Server.TeamFoundationPerformanceCounters, Microsoft.TeamFoundation.Framework.Server]][]
MethodTable: 000007fe984b5918
EEClass: 000007fe984b5870
Size: 248(0xf8) bytes
Array: Rank 1, Number of elements 7, Type VALUETYPE
Element Methodtable: 000007fe984b57d8
[0] 000000018003ead8
[1] 000000018003eaf8
[2] 000000018003eb18
[3] 000000018003eb38
[4] 000000018003eb58
[5] 000000018003eb78
[6] 000000018003eb98
0:009> !dumpvc 000007fe984b57d8 000000018003ead8
Name: System.Collections.Generic.Dictionary`2+Entry[[System.Guid, mscorlib],[Microsoft.TeamFoundation.Framework.Server.TeamFoundationPerformanceCounters, Microsoft.TeamFoundation.Framework.Server]]
MethodTable: 000007fe984b57d8
EEClass: 000007fef6368348
Size: 48(0x30) bytes
File: C:WindowsMicrosoft.NetassemblyGAC_64mscorlibv4.0_4.0.0.0__b77a5c561934e089mscorlib.dll
Fields:
MT Field Offset Type VT Attr Value Name
000007fef6951748 4000c68 8 System.Int32 1 instance 1348927451 hashCode
000007fef6951748 4000c69 c System.Int32 1 instance -1 next
000007fef69497e0 4000c6a 10 System.Guid 1 instance 000000018003eae8 key
000007fef6953be8 4000c6b 0 System.__Canon 0 instance 000000018003e890 value
0:009> !do 000000018003e890
Name: Microsoft.TeamFoundation.Framework.Server.TeamFoundationPerformanceCounters
MethodTable: 000007feef604a38
EEClass: 000007feeed727e8
Size: 64(0x40) bytes
File: C:Program FilesMicrosoft Team Foundation Server 12.0Application TierTfsJobAgentMicrosoft.TeamFoundation.Framework.Server.dll
Fields:
MT Field Offset Type VT Attr Value Name
000007fef6955a00 4000ec4 8 ….ReaderWriterLock 0 instance 000000018003e8d0 m_serializationObject
000007fef694e998 4000ec5 10 System.String 0 instance 0000000000000000 m_counterCategoryName
000007fef4c6e4d0 4000ec6 18 …ounterSetInstance 0 instance 0000000000000000 m_defaultCounterSetInstance
000007feeecb7a58 4000ec7 20 …ramework.Server]] 0 instance 0000000000000000 m_counterSetInstances
000007fef4c6e430 4000ec8 28 …ceData.CounterSet 0 instance 0000000000000000 m_counterSet
000007fef6932398 4000ec9 30 System.Object[] 0 instance 0000000000000000 m_counters