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src/hotspot/share/jfr/metadata/metadata.xml

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 984     <Field type="NarrowOopMode" name="compressedOopsMode" label="Compressed Oops Mode" description="The kind of compressed oops being used" />
 985     <Field type="ulong" contentType="bytes" name="objectAlignment" label="Object Alignment" description="Object alignment (in bytes) on the heap" />
 986     <Field type="ubyte" name="heapAddressBits" label="Heap Address Size" description="Heap Address Size (in bits)" />
 987   </Event>
 988 
 989   <Event name="YoungGenerationConfiguration" category="Java Virtual Machine, GC, Configuration" label="Young Generation Configuration"
 990     description="The configuration of the young generation of the garbage collected heap" period="endChunk">
 991     <Field type="ulong" contentType="bytes" name="minSize" label="Minimum Young Generation Size" />
 992     <Field type="ulong" contentType="bytes" name="maxSize" label="Maximum Young Generation Size" />
 993     <Field type="uint" name="newRatio" label="New Ratio" description="The size of the young generation relative to the tenured generation" />
 994   </Event>
 995 
 996   <Event name="ZAllocationStall" category="Java Virtual Machine, GC, Detailed" label="ZGC Allocation Stall" description="Time spent waiting for memory to become available" thread="true">
 997     <Field type="ZPageTypeType" name="type" label="Type" />
 998     <Field type="ulong" contentType="bytes" name="size" label="Size" />
 999   </Event>
1000 
1001   <Event name="ZPageAllocation" category="Java Virtual Machine, GC, Detailed" label="ZGC Page Allocation" description="Allocation of a ZPage" thread="true" stackTrace="true">
1002      <Field type="ZPageTypeType" name="type" label="Type" />
1003      <Field type="ulong" contentType="bytes" name="size" label="Size" />


1004      <Field type="ulong" contentType="bytes" name="usedAfter" label="Used After" />
1005      <Field type="ulong" contentType="bytes" name="freeAfter" label="Free After" />
1006      <Field type="ulong" contentType="bytes" name="inCacheAfter" label="In Cache After" />
1007      <Field type="boolean" name="nonBlocking" label="Non-blocking" />
1008      <Field type="boolean" name="noReserve" label="No Reserve" />
1009   </Event>
1010 
1011   <Event name="ZPageCacheFlush" category="Java Virtual Machine, GC, Detailed" label="ZGC Page Cache Flush" description="Flushing of ZPages" thread="true" stackTrace="true">
1012      <Field type="ulong" contentType="bytes" name="flushed" label="Flushed Size" />
1013      <Field type="boolean" name="forAllocation" label="For Allocation" />
1014   </Event>
1015 
1016   <Event name="ZRelocationSet" category="Java Virtual Machine, GC, Detailed" label="ZGC Relocation Set" thread="true">
1017     <Field type="ulong" contentType="bytes" name="total" label="Total" />
1018     <Field type="ulong" contentType="bytes" name="empty" label="Empty" />
1019     <Field type="ulong" contentType="bytes" name="compactingFrom" label="Compacting From" />
1020     <Field type="ulong" contentType="bytes" name="compactingTo" label="Compacting To" />
1021   </Event>
1022 
1023   <Event name="ZRelocationSetGroup" category="Java Virtual Machine, GC, Detailed" label="ZGC Relocation Set Group" thread="true">
1024     <Field type="ZPageTypeType" name="type" label="Type" />
1025     <Field type="ulong" name="pages" label="Pages" />
1026     <Field type="ulong" contentType="bytes" name="total" label="Total" />
1027     <Field type="ulong" contentType="bytes" name="empty" label="Empty" />
1028     <Field type="ulong" contentType="bytes" name="compactingFrom" label="Compacting From" />
1029     <Field type="ulong" contentType="bytes" name="compactingTo" label="Compacting To" />
1030   </Event>
1031 
1032   <Event name="ZStatisticsCounter" category="Java Virtual Machine, GC, Detailed" label="ZGC Statistics Counter" thread="true" experimental="true">
1033     <Field type="ZStatisticsCounterType" name="id" label="Id" />
1034     <Field type="ulong" name="increment" label="Increment" />
1035     <Field type="ulong" name="value" label="Value" />
1036   </Event>
1037 
1038   <Event name="ZStatisticsSampler" category="Java Virtual Machine, GC, Detailed" label="ZGC Statistics Sampler" thread="true" experimental="true">
1039     <Field type="ZStatisticsSamplerType" name="id" label="Id" />
1040     <Field type="ulong" name="value" label="Value" />
1041   </Event>
1042 
1043   <Event name="ZThreadPhase" category="Java Virtual Machine, GC, Detailed" label="ZGC Thread Phase" thread="true" experimental="true">
1044     <Field type="uint" name="gcId" label="GC Identifier" relation="GcId"/>
1045     <Field type="string" name="name" label="Name" />
1046   </Event>
1047 
1048   <Event name="ZUncommit" category="Java Virtual Machine, GC, Detailed" label="ZGC Uncommit" description="Uncommitting of memory" thread="true">
1049     <Field type="ulong" contentType="bytes" name="capacityBefore" label="Capacity Before" />
1050     <Field type="ulong" contentType="bytes" name="capacityAfter" label="Capacity After" />
1051     <Field type="ulong" contentType="bytes" name="uncommitted" label="Uncommitted" />
1052   </Event>
1053 
1054   <Event name="ShenandoahHeapRegionStateChange" category="Java Virtual Machine, GC, Detailed" label="Shenandoah Heap Region State Change" description="Information about a Shenandoah heap region state change"
1055     startTime="false">
1056     <Field type="uint" name="index" label="Index" />
1057     <Field type="ShenandoahHeapRegionState" name="from" label="From" />
1058     <Field type="ShenandoahHeapRegionState" name="to" label="To" />
1059     <Field type="ulong" contentType="address" name="start" label="Start" />
1060     <Field type="ulong" contentType="bytes" name="used" label="Used" />
1061   </Event>
1062 
1063   <Event name="ShenandoahHeapRegionInformation" category="Java Virtual Machine, GC, Detailed" label="Shenandoah Heap Region Information" description="Information about a specific heap region in the Shenandoah GC"
1064     period="everyChunk">
1065     <Field type="uint" name="index" label="Index" />
1066     <Field type="ShenandoahHeapRegionState" name="state" label="State" />
1067     <Field type="ulong" contentType="address" name="start" label="Start" />
1068     <Field type="ulong" contentType="bytes" name="used" label="Used" />
1069   </Event>
1070 






 984     <Field type="NarrowOopMode" name="compressedOopsMode" label="Compressed Oops Mode" description="The kind of compressed oops being used" />
 985     <Field type="ulong" contentType="bytes" name="objectAlignment" label="Object Alignment" description="Object alignment (in bytes) on the heap" />
 986     <Field type="ubyte" name="heapAddressBits" label="Heap Address Size" description="Heap Address Size (in bits)" />
 987   </Event>
 988 
 989   <Event name="YoungGenerationConfiguration" category="Java Virtual Machine, GC, Configuration" label="Young Generation Configuration"
 990     description="The configuration of the young generation of the garbage collected heap" period="endChunk">
 991     <Field type="ulong" contentType="bytes" name="minSize" label="Minimum Young Generation Size" />
 992     <Field type="ulong" contentType="bytes" name="maxSize" label="Maximum Young Generation Size" />
 993     <Field type="uint" name="newRatio" label="New Ratio" description="The size of the young generation relative to the tenured generation" />
 994   </Event>
 995 
 996   <Event name="ZAllocationStall" category="Java Virtual Machine, GC, Detailed" label="ZGC Allocation Stall" description="Time spent waiting for memory to become available" thread="true">
 997     <Field type="ZPageTypeType" name="type" label="Type" />
 998     <Field type="ulong" contentType="bytes" name="size" label="Size" />
 999   </Event>
1000 
1001   <Event name="ZPageAllocation" category="Java Virtual Machine, GC, Detailed" label="ZGC Page Allocation" description="Allocation of a ZPage" thread="true" stackTrace="true">
1002      <Field type="ZPageTypeType" name="type" label="Type" />
1003      <Field type="ulong" contentType="bytes" name="size" label="Size" />
1004      <Field type="boolean" name="nonBlocking" label="Non-blocking" />
1005      <Field type="boolean" name="noReserve" label="No Reserve" />
1006      <Field type="ulong" contentType="bytes" name="usedAfter" label="Used After" />
1007      <Field type="ulong" contentType="bytes" name="freeAfter" label="Free After" />
1008      <Field type="ulong" contentType="bytes" name="inCacheAfter" label="In Cache After" />


1009   </Event>
1010 
1011   <Event name="ZPageCacheFlush" category="Java Virtual Machine, GC, Detailed" label="ZGC Page Cache Flush" description="Flushing of ZPages" thread="true" stackTrace="true">
1012      <Field type="ulong" contentType="bytes" name="flushed" label="Flushed Size" />
1013      <Field type="boolean" name="forAllocation" label="For Allocation" />
1014   </Event>
1015 
1016   <Event name="ZRelocationSet" category="Java Virtual Machine, GC, Detailed" label="ZGC Relocation Set" thread="true">
1017     <Field type="ulong" contentType="bytes" name="total" label="Total" />
1018     <Field type="ulong" contentType="bytes" name="empty" label="Empty" />
1019     <Field type="ulong" contentType="bytes" name="compactingFrom" label="Compacting From" />
1020     <Field type="ulong" contentType="bytes" name="compactingTo" label="Compacting To" />
1021   </Event>
1022 
1023   <Event name="ZRelocationSetGroup" category="Java Virtual Machine, GC, Detailed" label="ZGC Relocation Set Group" thread="true">
1024     <Field type="ZPageTypeType" name="type" label="Type" />
1025     <Field type="ulong" name="pages" label="Pages" />
1026     <Field type="ulong" contentType="bytes" name="total" label="Total" />
1027     <Field type="ulong" contentType="bytes" name="empty" label="Empty" />
1028     <Field type="ulong" contentType="bytes" name="compactingFrom" label="Compacting From" />
1029     <Field type="ulong" contentType="bytes" name="compactingTo" label="Compacting To" />
1030   </Event>
1031 
1032   <Event name="ZStatisticsCounter" category="Java Virtual Machine, GC, Detailed" label="ZGC Statistics Counter" thread="true" experimental="true">
1033     <Field type="ZStatisticsCounterType" name="id" label="Id" />
1034     <Field type="ulong" name="increment" label="Increment" />
1035     <Field type="ulong" name="value" label="Value" />
1036   </Event>
1037 
1038   <Event name="ZStatisticsSampler" category="Java Virtual Machine, GC, Detailed" label="ZGC Statistics Sampler" thread="true" experimental="true">
1039     <Field type="ZStatisticsSamplerType" name="id" label="Id" />
1040     <Field type="ulong" name="value" label="Value" />
1041   </Event>
1042 
1043   <Event name="ZThreadPhase" category="Java Virtual Machine, GC, Detailed" label="ZGC Thread Phase" thread="true" experimental="true">
1044     <Field type="uint" name="gcId" label="GC Identifier" relation="GcId"/>
1045     <Field type="string" name="name" label="Name" />
1046   </Event>
1047 
1048   <Event name="ZUncommit" category="Java Virtual Machine, GC, Detailed" label="ZGC Uncommit" description="Uncommitting of memory" thread="true">


1049     <Field type="ulong" contentType="bytes" name="uncommitted" label="Uncommitted" />
1050   </Event>
1051 
1052   <Event name="ShenandoahHeapRegionStateChange" category="Java Virtual Machine, GC, Detailed" label="Shenandoah Heap Region State Change" description="Information about a Shenandoah heap region state change"
1053     startTime="false">
1054     <Field type="uint" name="index" label="Index" />
1055     <Field type="ShenandoahHeapRegionState" name="from" label="From" />
1056     <Field type="ShenandoahHeapRegionState" name="to" label="To" />
1057     <Field type="ulong" contentType="address" name="start" label="Start" />
1058     <Field type="ulong" contentType="bytes" name="used" label="Used" />
1059   </Event>
1060 
1061   <Event name="ShenandoahHeapRegionInformation" category="Java Virtual Machine, GC, Detailed" label="Shenandoah Heap Region Information" description="Information about a specific heap region in the Shenandoah GC"
1062     period="everyChunk">
1063     <Field type="uint" name="index" label="Index" />
1064     <Field type="ShenandoahHeapRegionState" name="state" label="State" />
1065     <Field type="ulong" contentType="address" name="start" label="Start" />
1066     <Field type="ulong" contentType="bytes" name="used" label="Used" />
1067   </Event>
1068 







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