model/profile: add profile data model

docs/fields.asciidoc

@@ -14,6 +14,7 @@ grouped in the following categories:
 
 * <<exported-fields-apm>>
 * <<exported-fields-apm-error>>
+* <<exported-fields-apm-profile>>
 * <<exported-fields-apm-sourcemap>>
 * <<exported-fields-apm-span>>
 * <<exported-fields-apm-transaction>>
@@ -1107,6 +1108,181 @@ type: keyword
 
 --
 
+[[exported-fields-apm-profile]]
+== APM Profile fields
+
+Profiling-specific data for APM.
+
+
+
+*`profile.id`*::
++
+--
+The unique ID of the profile.
+
+
+type: keyword
+
+--
+
+
+*`profile.cpu.ns`*::
++
+--
+Amount of CPU time profiled, in nanoseconds.
+
+
+type: long
+
+--
+
+
+*`profile.samples.count`*::
++
+--
+Number of profile samples for the profiling period.
+
+
+type: long
+
+--
+
+
+*`profile.alloc_objects.count`*::
++
+--
+Number of objects allocated since the process started.
+
+
+type: long
+
+--
+
+
+*`profile.alloc_space.bytes`*::
++
+--
+Amount of memory allocated, in bytes, since the process started.
+
+
+type: long
+
+--
+
+
+*`profile.inuse_objects.count`*::
++
+--
+Number of objects allocated and currently in use.
+
+
+type: long
+
+--
+
+
+*`profile.inuse_space.bytes`*::
++
+--
+Amount of memory allocated, in bytes, and currently in use.
+
+
+type: long
+
+--
+
+*`profile.duration`*::
++
+--
+Duration of the span, in microseconds.
+
+
+type: long
+
+--
+
+
+*`profile.top.id`*::
++
+--
+Unique ID for the top stack frame in the context of its callers.
+
+
+type: keyword
+
+--
+
+*`profile.top.function`*::
++
+--
+Function name for the top stack frame.
+
+
+type: keyword
+
+--
+
+*`profile.top.filename`*::
++
+--
+Source code filename for the top stack frame.
+
+
+type: keyword
+
+--
+
+*`profile.top.line`*::
++
+--
+Source code line number for the top stack frame.
+
+
+type: long
+
+--
+
+
+*`profile.stack.id`*::
++
+--
+Unique ID for a stack frame in the context of its callers.
+
+
+type: keyword
+
+--
+
+*`profile.stack.function`*::
++
+--
+Function name for a stack frame.
+
+
+type: keyword
+
+--
+
+*`profile.stack.filename`*::
++
+--
+Source code filename for a stack frame.
+
+
+type: keyword
+
+--
+
+*`profile.stack.line`*::
++
+--
+Source code line number for a stack frame.
+
+
+type: long
+
+--
+
 [[exported-fields-apm-sourcemap]]
 == APM Sourcemap fields
 

model/profile/_meta/fields.yml

@@ -0,0 +1,113 @@
+- key: apm-profile
+  title: APM Profile
+  description: Profiling-specific data for APM.
+  fields:
+    - name: profile
+      type: group
+      dynamic: false
+      fields:
+
+        - name: cpu
+          type: group
+          fields:
+            - name: ns
+              type: long
+              count: 1
+              description: >
+                Amount of CPU time profiled, in nanoseconds.
+
+        - name: samples
+          type: group
+          fields:
+            - name: count
+              type: long
+              count: 1
+              description: >
+                Number of profile samples for the profiling period.
+
+        - name: alloc_objects
+          type: group
+          fields:
+            - name: count
+              type: long
+              count: 1
+              description: >
+                Number of objects allocated since the process started.
+
+        - name: alloc_space
+          type: group
+          fields:
+            - name: bytes
+              type: long
+              count: 1
+              description: >
+                Amount of memory allocated, in bytes, since the process started.
+
+        - name: inuse_objects
+          type: group
+          fields:
+            - name: count
+              type: long
+              count: 1
+              description: >
+                Number of objects allocated and currently in use.
+
+        - name: inuse_space
+          type: group
+          fields:
+            - name: bytes
+              type: long
+              count: 1
+              description: >
+                Amount of memory allocated, in bytes, and currently in use.
+
+        - name: duration
+          type: long
+          count: 1
+          description: >
+            Duration of the span, in microseconds.
+
+        - name: top
+          type: group
+          dynamic: false
+          fields:
+            - name: id
+              type: keyword
+              description: >
+                Unique ID for the top stack frame in the context of its callers.
+            - name: function
+              type: keyword
+              count: 1
+              description: >
+                Function name for the top stack frame.
+            - name: filename
+              type: keyword
+              count: 1
+              description: >
+                Source code filename for the top stack frame.
+            - name: line
+              type: long
+              count: 1
+              description: >
+                Source code line number for the top stack frame.
+
+        - name: stack
+          type: group
+          dynamic: false
+          fields:
+            - name: id
+              type: keyword
+              description: >
+                Unique ID for a stack frame in the context of its callers.
+            - name: function
+              type: keyword
+              description: >
+                Function name for a stack frame.
+            - name: filename
+              type: keyword
+              description: >
+                Source code filename for a stack frame.
+            - name: line
+              type: long
+              description: >
+                Source code line number for a stack frame.