fix(compose): RW mount + restart policy for agents-N overlays (B1 follow-up)

deploy/mvp-singlenode/docker-compose/agents-N1.yml

@@ -15,6 +15,16 @@ x-agent: &agent-base
   depends_on:
     - gateway
     - controller
+  # The opampextension's `remote_config_path` (ASAPCollector#391)
+  # writes the controller-pushed RemoteConfig back to
+  # `/etc/otel/config.yaml` and exits, expecting Docker to restart
+  # the container so the new config takes effect. Both of the
+  # following are required for that flow to work:
+  #   - the mount must be RW (no `:ro`) so the on-disk write succeeds
+  #   - `restart: unless-stopped` so Docker brings the agent back up
+  # See /mydata/mvp-smoke-test/compose/smoke-overlay.yml for the
+  # working reference that established this contract.
+  restart: unless-stopped
   # Agents are configured via the mounted sketch pipeline; overriding
   # the entrypoint isn't needed — the patched asap-otel binary
   # is the default.
@@ -26,7 +36,7 @@ x-agent: &agent-base
     # paper baselines' compose overlays (baseline-b*.yml) set
     # it before `docker compose up`. Compose expands the
     # ${VAR:-default} syntax at container start.
-    - ../configs/${AGENT_CONFIG:-asap-otel-agent-b2-full.yaml}:/etc/otel/config.yaml:ro
+    - ../configs/${AGENT_CONFIG:-asap-otel-agent-b2-full.yaml}:/etc/otel/config.yaml
   environment:
     CONTROLLER_OPAMP_URL: "ws://controller:4320/v1/opamp"
     # Runtime-samples push endpoint — sketch-runtime sends

deploy/mvp-singlenode/docker-compose/agents-N10.yml

@@ -15,6 +15,16 @@ x-agent: &agent-base
   depends_on:
     - gateway
     - controller
+  # The opampextension's `remote_config_path` (ASAPCollector#391)
+  # writes the controller-pushed RemoteConfig back to
+  # `/etc/otel/config.yaml` and exits, expecting Docker to restart
+  # the container so the new config takes effect. Both of the
+  # following are required for that flow to work:
+  #   - the mount must be RW (no `:ro`) so the on-disk write succeeds
+  #   - `restart: unless-stopped` so Docker brings the agent back up
+  # See /mydata/mvp-smoke-test/compose/smoke-overlay.yml for the
+  # working reference that established this contract.
+  restart: unless-stopped
   command:
     - "--config=/etc/otel/config.yaml"
   volumes:
@@ -23,7 +33,7 @@ x-agent: &agent-base
     # paper baselines' compose overlays (baseline-b*.yml) set
     # it before `docker compose up`. Compose expands the
     # ${VAR:-default} syntax at container start.
-    - ../configs/${AGENT_CONFIG:-asap-otel-agent-b2-full.yaml}:/etc/otel/config.yaml:ro
+    - ../configs/${AGENT_CONFIG:-asap-otel-agent-b2-full.yaml}:/etc/otel/config.yaml
   deploy:
     resources:
       limits:
@@ -42,7 +52,7 @@ services:
   fake-exporter:
     environment:
       EXPORTER_TARGET: "agent-1:4317"
-      # Workload-sweep knobs. Defaults match the N=1
+      # workload-sweep knobs. Defaults match the N=1
       # smoke-test. Override at bring-up:
       #
       #   EXPORTER_RATE=10000 EXPORTER_CARDINALITY=5000 \

deploy/mvp-singlenode/docker-compose/agents-N100.yml

@@ -15,6 +15,16 @@ x-agent: &agent-base
   depends_on:
     - gateway
     - controller
+  # The opampextension's `remote_config_path` (ASAPCollector#391)
+  # writes the controller-pushed RemoteConfig back to
+  # `/etc/otel/config.yaml` and exits, expecting Docker to restart
+  # the container so the new config takes effect. Both of the
+  # following are required for that flow to work:
+  #   - the mount must be RW (no `:ro`) so the on-disk write succeeds
+  #   - `restart: unless-stopped` so Docker brings the agent back up
+  # See /mydata/mvp-smoke-test/compose/smoke-overlay.yml for the
+  # working reference that established this contract.
+  restart: unless-stopped
   command:
     - "--config=/etc/otel/config.yaml"
   volumes:
@@ -23,7 +33,7 @@ x-agent: &agent-base
     # paper baselines' compose overlays (baseline-b*.yml) set
     # it before `docker compose up`. Compose expands the
     # ${VAR:-default} syntax at container start.
-    - ../configs/${AGENT_CONFIG:-asap-otel-agent-b2-full.yaml}:/etc/otel/config.yaml:ro
+    - ../configs/${AGENT_CONFIG:-asap-otel-agent-b2-full.yaml}:/etc/otel/config.yaml
   deploy:
     resources:
       limits:
@@ -42,7 +52,7 @@ services:
   fake-exporter:
     environment:
       EXPORTER_TARGET: "agent-1:4317"
-      # Workload-sweep knobs. Defaults match the N=1
+      # workload-sweep knobs. Defaults match the N=1
       # smoke-test. Override at bring-up:
       #
       #   EXPORTER_RATE=10000 EXPORTER_CARDINALITY=5000 \

deploy/mvp-singlenode/docker-compose/gen-agents.sh

@@ -30,6 +30,16 @@ x-agent: &agent-base
   depends_on:
     - gateway
     - controller
+  # The opampextension's \`remote_config_path\` (ASAPCollector#391)
+  # writes the controller-pushed RemoteConfig back to
+  # \`/etc/otel/config.yaml\` and exits, expecting Docker to restart
+  # the container so the new config takes effect. Both of the
+  # following are required for that flow to work:
+  #   - the mount must be RW (no \`:ro\`) so the on-disk write succeeds
+  #   - \`restart: unless-stopped\` so Docker brings the agent back up
+  # See /mydata/mvp-smoke-test/compose/smoke-overlay.yml for the
+  # working reference that established this contract.
+  restart: unless-stopped
   command:
     - "--config=/etc/otel/config.yaml"
   volumes:
@@ -38,7 +48,7 @@ x-agent: &agent-base
     # paper baselines' compose overlays (baseline-b*.yml) set
     # it before \`docker compose up\`. Compose expands the
     # \${VAR:-default} syntax at container start.
-    - ../configs/\${AGENT_CONFIG:-asap-otel-agent-b2-full.yaml}:/etc/otel/config.yaml:ro
+    - ../configs/\${AGENT_CONFIG:-asap-otel-agent-b2-full.yaml}:/etc/otel/config.yaml
   deploy:
     resources:
       limits: