[deploy/kubernetes]: add info about hostPID for Universal Profiling

#4081 removed hostPID. Add comment that this setting is essential for Universal Profiling.

Signed-off-by: Florian Lehner <[email protected]>

Author: florianl

deploy/kubernetes/elastic-agent-kustomize/default/elastic-agent-managed/base/elastic-agent-managed-daemonset.yaml

@@ -23,6 +23,10 @@ spec:
         - key: node-role.kubernetes.io/master
           effect: NoSchedule
       serviceAccountName: elastic-agent
+      # The following setting is needed for Universal Profiling to observe all processes on the host
+      # and produce userspace frames.
+      # If you are using the Universal Profiling integration, please uncomment the following line before applying.
+      # hostPID: true
       hostNetwork: true
       # The following setting is needed for Universal Profiling to allow to set procMount to "Unmasked".
       # If you are using the Universal Profiling integration, please uncomment the following line before applying.

deploy/kubernetes/elastic-agent-kustomize/default/elastic-agent-standalone/base/elastic-agent-standalone-daemonset.yaml

@@ -23,6 +23,10 @@ spec:
         - key: node-role.kubernetes.io/master
           effect: NoSchedule
       serviceAccountName: elastic-agent-standalone
+      # The following setting is needed for Universal Profiling to observe all processes on the host
+      # and produce userspace frames.
+      # If you are using the Universal Profiling integration, please uncomment the following line before applying.
+      # hostPID: true
       hostNetwork: true
       # The following setting is needed for Universal Profiling to allow to set procMount to "Unmasked".
       # If you are using the Universal Profiling integration, please uncomment the following line before applying.

deploy/kubernetes/elastic-agent-kustomize/ksm-autosharding/elastic-agent-managed/base/elastic-agent-managed-daemonset.yaml

@@ -23,6 +23,10 @@ spec:
         - key: node-role.kubernetes.io/master
           effect: NoSchedule
       serviceAccountName: elastic-agent
+      # The following setting is needed for Universal Profiling to observe all processes on the host
+      # and produce userspace frames.
+      # If you are using the Universal Profiling integration, please uncomment the following line before applying.
+      # hostPID: true
       hostNetwork: true
       # The following setting is needed for Universal Profiling to allow to set procMount to "Unmasked".
       # If you are using the Universal Profiling integration, please uncomment the following line before applying.

deploy/kubernetes/elastic-agent-kustomize/ksm-autosharding/elastic-agent-managed/extra/elastic-agent-managed-statefulset.yaml

@@ -23,6 +23,10 @@ spec:
         - key: node-role.kubernetes.io/master
           effect: NoSchedule
       serviceAccountName: elastic-agent
+      # The following setting is needed for Universal Profiling to observe all processes on the host
+      # and produce userspace frames.
+      # If you are using the Universal Profiling integration, please uncomment the following line before applying.
+      # hostPID: true
       hostNetwork: false
       # The following setting is needed for Universal Profiling to allow to set procMount to "Unmasked".
       # If you are using the Universal Profiling integration, please uncomment the following line before applying.

deploy/kubernetes/elastic-agent-kustomize/ksm-autosharding/elastic-agent-standalone/base/elastic-agent-standalone-daemonset.yaml

@@ -23,6 +23,10 @@ spec:
         - key: node-role.kubernetes.io/master
           effect: NoSchedule
       serviceAccountName: elastic-agent-standalone
+      # The following setting is needed for Universal Profiling to observe all processes on the host
+      # and produce userspace frames.
+      # If you are using the Universal Profiling integration, please uncomment the following line before applying.
+      # hostPID: true
       hostNetwork: true
       # The following setting is needed for Universal Profiling to allow to set procMount to "Unmasked".
       # If you are using the Universal Profiling integration, please uncomment the following line before applying.

deploy/kubernetes/elastic-agent-kustomize/ksm-autosharding/elastic-agent-standalone/extra/elastic-agent-standalone-statefulset.yaml

@@ -23,6 +23,10 @@ spec:
         - key: node-role.kubernetes.io/master
           effect: NoSchedule
       serviceAccountName: elastic-agent-standalone
+      # The following setting is needed for Universal Profiling to observe all processes on the host
+      # and produce userspace frames.
+      # If you are using the Universal Profiling integration, please uncomment the following line before applying.
+      # hostPID: true
       hostNetwork: false
       # The following setting is needed for Universal Profiling to allow to set procMount to "Unmasked".
       # If you are using the Universal Profiling integration, please uncomment the following line before applying.

deploy/kubernetes/elastic-agent-managed-kubernetes.yaml

@@ -23,6 +23,10 @@ spec:
         - key: node-role.kubernetes.io/master
           effect: NoSchedule
       serviceAccountName: elastic-agent
+      # The following setting is needed for Universal Profiling to observe all processes on the host
+      # and produce userspace frames.
+      # If you are using the Universal Profiling integration, please uncomment the following line before applying.
+      # hostPID: true
       hostNetwork: true
       # The following setting is needed for Universal Profiling to allow to set procMount to "Unmasked".
       # If you are using the Universal Profiling integration, please uncomment the following line before applying.

deploy/kubernetes/elastic-agent-managed/elastic-agent-managed-daemonset.yaml

@@ -23,6 +23,10 @@ spec:
         - key: node-role.kubernetes.io/master
           effect: NoSchedule
       serviceAccountName: elastic-agent
+      # The following setting is needed for Universal Profiling to observe all processes on the host
+      # and produce userspace frames.
+      # If you are using the Universal Profiling integration, please uncomment the following line before applying.
+      # hostPID: true
       hostNetwork: true
       # The following setting is needed for Universal Profiling to allow to set procMount to "Unmasked".
       # If you are using the Universal Profiling integration, please uncomment the following line before applying.

deploy/kubernetes/elastic-agent-standalone-kubernetes.yaml

@@ -699,6 +699,10 @@ spec:
         - key: node-role.kubernetes.io/master
           effect: NoSchedule
       serviceAccountName: elastic-agent-standalone
+      # The following setting is needed for Universal Profiling to observe all processes on the host
+      # and produce userspace frames.
+      # If you are using the Universal Profiling integration, please uncomment the following line before applying.
+      # hostPID: true
       hostNetwork: true
       # The following setting is needed for Universal Profiling to allow to set procMount to "Unmasked".
       # If you are using the Universal Profiling integration, please uncomment the following line before applying.

deploy/kubernetes/elastic-agent-standalone/elastic-agent-standalone-daemonset.yaml

@@ -23,6 +23,10 @@ spec:
         - key: node-role.kubernetes.io/master
           effect: NoSchedule
       serviceAccountName: elastic-agent-standalone
+      # The following setting is needed for Universal Profiling to observe all processes on the host
+      # and produce userspace frames.
+      # If you are using the Universal Profiling integration, please uncomment the following line before applying.
+      # hostPID: true
       hostNetwork: true
       # The following setting is needed for Universal Profiling to allow to set procMount to "Unmasked".
       # If you are using the Universal Profiling integration, please uncomment the following line before applying.