minor doc updates from OSPRH-7722, OSP-32244, OSP-32175 (#541)

* minor doc updates from OSPRH-7722, OSP-32244, OSP-32175

* to receive extra information about virtual memory, you must enable vmem plugin in CollectdExtraPlugins

doc-Service-Telemetry-Framework/modules/proc_configuring-the-stf-connection-for-director-operator-for-the-overcloud.adoc

@@ -41,7 +41,7 @@ data:
               verifyHostname: false
               sslProfile: sslProfile
               saslUsername: guest@default-interconnect
-              saslPassword: pass:<password_from_stf>
+              saslPassword: <password_from_stf>
 
         MetricsQdrSSLProfiles:
             - name: sslProfile

doc-Service-Telemetry-Framework/modules/proc_configuring-the-stf-connection-for-the-overcloud.adoc

@@ -43,7 +43,7 @@ parameter_defaults:
           verifyHostname: false
           sslProfile: sslProfile
           saslUsername: guest@default-interconnect
-          saslPassword: pass:<password_from_stf>
+          saslPassword: <password_from_stf>
 
     MetricsQdrSSLProfiles:
         - name: sslProfile

doc-Service-Telemetry-Framework/modules/proc_creating-the-base-configuration-for-director-operator-for-stf.adoc

@@ -54,8 +54,9 @@ data:
         CollectdConnectionType: amqp1
         CollectdAmqpInterval: 30
         CollectdDefaultPollingInterval: 30
-        CollectdExtraPlugins:
-        - vmem
+        # to collect information about the virtual memory subsystem of the kernel
+        # CollectdExtraPlugins:
+        # - vmem
 
         # set standard prefixes for where metrics are published to QDR
         MetricsQdrAddresses:
@@ -74,13 +75,16 @@ data:
            # note: this may need an adjustment if there are many metrics to be sent.
            collectd::plugin::amqp1::send_queue_limit: 5000
 
-           # receive extra information about virtual memory
-           collectd::plugin::vmem::verbose: true
+           # to receive extra information about virtual memory, you must enable vmem plugin in CollectdExtraPlugins
+           # collectd::plugin::vmem::verbose: true
 
            # provide name and uuid in addition to hostname for better correlation
            # to ceilometer data
            collectd::plugin::virt::hostname_format: "name uuid hostname"
 
+           # to capture all extra_stats metrics, comment out below config
+           collectd::plugin::virt::extra_stats: cpu_util vcpu disk
+
            # provide the human-friendly name of the virtual instance
            collectd::plugin:ConfigMap :virt::plugin_instance_format: metadata
 
@@ -90,6 +94,9 @@ data:
              local:
                host: "%{hiera('fqdn_canonical')}"
                port: 11211
+
+           # report root filesystem storage metrics
+           collectd::plugin::df::ignoreselected: false
 ----
 
 [role="_additional-resources"]

doc-Service-Telemetry-Framework/modules/proc_creating-the-base-configuration-for-stf.adoc

@@ -35,9 +35,10 @@ parameter_defaults:
     CollectdConnectionType: amqp1
     CollectdAmqpInterval: 30
     CollectdDefaultPollingInterval: 30
-    CollectdExtraPlugins:
-    - vmem
-
+    # to collect information about the virtual memory subsystem of the kernel
+    # CollectdExtraPlugins:
+    # - vmem
+    
     # set standard prefixes for where metrics are published to QDR
     MetricsQdrAddresses:
     - prefix: 'collectd'
@@ -55,8 +56,8 @@ parameter_defaults:
         # note: Adjust the value of the `send_queue_limit` to handle your required volume of metrics.
         collectd::plugin::amqp1::send_queue_limit: 5000
 
-        # receive extra information about virtual memory
-        collectd::plugin::vmem::verbose: true
+        # to receive extra information about virtual memory, you must enable vmem plugin in CollectdExtraPlugins
+        # collectd::plugin::vmem::verbose: true
 
         # set memcached collectd plugin to report its metrics by hostname
         # rather than host IP, ensuring metrics in the dashboard remain uniform
@@ -65,6 +66,9 @@ parameter_defaults:
             host: "%{hiera('fqdn_canonical')}"
             port: 11211
 
+        # report root filesystem storage metrics
+        collectd::plugin::df::ignoreselected: false
+        
         # align defaults across OSP versions
         collectd::plugin::cpu::reportbycpu: true
         collectd::plugin::cpu::reportbystate: true
@@ -105,8 +109,9 @@ parameter_defaults:
     CollectdConnectionType: amqp1
     CollectdAmqpInterval: 30
     CollectdDefaultPollingInterval: 30
-    CollectdExtraPlugins:
-    - vmem
+    # to collect information about the virtual memory subsystem of the kernel
+    # CollectdExtraPlugins:
+    # - vmem
 
     # set standard prefixes for where metrics are published to QDR
     MetricsQdrAddresses:
@@ -125,13 +130,16 @@ parameter_defaults:
         # note: this may need an adjustment if there are many metrics to be sent.
         collectd::plugin::amqp1::send_queue_limit: 5000
 
-        # receive extra information about virtual memory
-        collectd::plugin::vmem::verbose: true
+        # to receive extra information about virtual memory, you must enable vmem plugin in CollectdExtraPlugins
+        # collectd::plugin::vmem::verbose: true
 
         # provide name and uuid in addition to hostname for better correlation
         # to ceilometer data
         collectd::plugin::virt::hostname_format: "name uuid hostname"
 
+        # to capture all extra_stats metrics, comment out below config
+        collectd::plugin::virt::extra_stats: cpu_util vcpu disk
+
         # provide the human-friendly name of the virtual instance
         collectd::plugin::virt::plugin_instance_format: metadata
 
@@ -141,5 +149,9 @@ parameter_defaults:
           local:
             host: "%{hiera('fqdn_canonical')}"
             port: 11211
+
+        # report root filesystem storage metrics
+        collectd::plugin::df::ignoreselected: false
+
 ----
 endif::include_when_16[]