From 979658fd3a6a7a528a72a1e9dde7c67fb0c08b7c Mon Sep 17 00:00:00 2001
From: Joseph Vazhappilly <josephvp@gmail.com>
Date: Fri, 1 Oct 2021 13:07:23 +0530
Subject: [PATCH] Add option to enable delfin dynamic process optimization

---
 ansible/group_vars/delfin.yml                          |  3 +++
 .../roles/delfin-installer/scenarios/source-code.yml   | 10 ++++++++++
 2 files changed, 13 insertions(+)

diff --git a/ansible/group_vars/delfin.yml b/ansible/group_vars/delfin.yml
index 1e60916b..a56396e1 100644
--- a/ansible/group_vars/delfin.yml
+++ b/ansible/group_vars/delfin.yml
@@ -42,6 +42,9 @@ delfin_rabbitmq_pass: delfinpass
 # Configurable Perf collection interval in seconds
 performance_collection_interval: 900
 
+# Enable dynamic subprocess optimization for Perf collection
+enable_dynamic_subprocess: false
+
 # Exporter configurations for Kafka, Prometheus & Alert Manager
 # Uncomment exporters to enable
 performance_exporters: #PerformanceExporterPrometheus, PerformanceExporterKafka
diff --git a/ansible/roles/delfin-installer/scenarios/source-code.yml b/ansible/roles/delfin-installer/scenarios/source-code.yml
index 326e77d3..fd3da00d 100644
--- a/ansible/roles/delfin-installer/scenarios/source-code.yml
+++ b/ansible/roles/delfin-installer/scenarios/source-code.yml
@@ -76,6 +76,16 @@
     value: "{{ performance_collection_interval }}"
   become: yes
 
+# Telemetry option for enabling dynamic processes
+- name: Enable dynamic sub-processes for performance collection
+  ini_file:
+    create: no
+    path: "{{ delfin_work_dir }}/etc/delfin/delfin.conf"
+    section: TELEMETRY
+    option: enable_dynamic_subprocess
+    value: "{{ enable_dynamic_subprocess }}"
+  become: yes
+
 # Performance Export Configurations
 - name: Check and remove performance exporters configs
   ini_file: