Merge branch 'dev' into add-java21

modules/ROOT/pages/installation/server.adoc

@@ -23,6 +23,7 @@ In any case, please extract the content from the downloaded `.zip` or `.tar.gz`
 * Windows or unix-based operating system
 * Java 17 or 21
 * Key pair and certificate (as a PKCS12 file) to be used for TLS protected endpoints (see xref:installation/self-signed-certificate.adoc[] for test and demo purposes).
+If key pair and certificate were generated with OpenSSL, ensure that OpenSSL version 3.x or later was used.
 
 [NOTE]
 ====
@@ -223,20 +224,10 @@ java -jar .\lib\server.jar
 [[self-registration-config]]
 [NOTE]
 ====
-If the NOM Server is required to support self-registered agents, then additional configuration properties needs to be provided to above commands. 
-These include:
+If the NOM Server is required to support self-registered agents ensure that the configuration property `GRPC_SERVER_SECURITY_TRUST_CERT_COLLECTION` (or `grpc.server.security.trustCertCollection`) is provided to above commands.
+It is described in the configuration reference table below.
 
-```
-GRPC_SERVER_SECURITY_TRUST_CERT_COLLECTION
-
-or
-
-grpc.server.security.trustCertCollection
-```
-
-which are described in the configuration reference table.
-
-More about agent self-registration xref:../addition/agent-installation/self-registered.adoc#agent_mtls[here]
+Read more about agent self-registration xref:../addition/agent-installation/self-registered.adoc#agent_mtls[here].
 ====
 
 == Running NOM server behind a proxy [[behind_proxy]]

modules/ROOT/pages/monitoring/metric-manager.adoc

@@ -17,6 +17,57 @@ Charts allow for zooming/panning by clicking and specifying the area of interest
 To reset zoom in the chart you can double click inside the chart.
 Zoom/reset zoom affects all charts displayed on the page to allow investigating different metrics in a specific time range.
 
+== Metric list
+
+* Host metrics (per host)
+** CPU Usage System
+** CPU Usage User
+** CPU Idle
+** Free Memory and Total Memory
+** Used Memory and Total Memory
+** Swap Used and Limit
+* Instance metrics (per Neo4j instance)
+** Heap Used
+** Heap Committed
+** File Descriptors Open
+** Memory Buffer
+** Page Cache Hit Ratio
+** Page Cache Usage Ratio
+** Disk Used (/Data)
+** Disk Used (/Metrics)
+** Disk Used (/Logs)
+** Disk Used (Home)
+** Disk Used (/Transactions)
+** Bolt Connections Running
+** Bolt Connections Idle
+** Bolt Connections Closed
+** Bolt Connections Opened
+** Garbage Collection Young Gen
+** Garbage Collection Old Gen
+* Database metrics (per Neo4j database)
+** Active Read Transactions
+** Active Write Transactions
+** Committed Transactions
+** Last Transaction ID
+** Peak Concurrent Transactions
+** Transaction Rollbacks
+** Allocated IDs (Properties)
+** Allocated IDs (Relationships)
+** Allocated IDs (Nodes)
+** Replan Events
+** Disk Used (/Data)
+** Disk Used (/Transactions)
+** Store Size (Nodes)
+** Store Size (Properties)
+** Store Size (Relationships)
+** Store Size Total
+** Store Size Database
+** Node Count
+** Relationship Count
+** Checkpoint Events (Count)
+** Checkpoint Events (Cumulative Time)
+** Last Checkpoint (Duration)
+
 == Setting metric thresholds
 
 To inform administrators about noticeable changes in metrics by showing alerts and sending notifications, NOM supports defining metric thresholds directly from the metrics chart.