Files
bakery-ia/infrastructure/helm/signoz-values-dev.yaml
Urtzi Alfaro 1329bae784 Fix SigNoz OTel Collector configuration and disable OpAMP
Root Cause Analysis:
- OTel Collector was starting but OpAMP was overwriting config with "nop" receivers/exporters
- ClickHouse authentication was failing due to missing credentials in DSN strings
- Redis/PostgreSQL/RabbitMQ receivers had missing TLS certs causing startup failures

Changes:
1. Fixed ClickHouse Exporters:
   - Added admin credentials to clickhousetraces datasource
   - Added admin credentials to clickhouselogsexporter dsn
   - Now using: tcp://admin:27ff0399-0d3a-4bd8-919d-17c2181e6fb9@signoz-clickhouse:9000/

2. Disabled Unconfigured Receivers:
   - Commented out PostgreSQL receivers (no monitor users configured)
   - Commented out Redis receiver (TLS certificates not available)
   - Commented out RabbitMQ receiver (credentials not configured)
   - Updated metrics pipeline to use only OTLP receiver

3. OpAMP Disabled:
   - OpAMP was causing collector to use nop exporters/receivers
   - Cannot disable via Helm (extraArgs appends, doesn't replace)
   - Must apply kubectl patch after Helm install:
     kubectl patch deployment signoz-otel-collector --type=json -p='[{"op":"replace","path":"/spec/template/spec/containers/0/args","value":["--config=/conf/otel-collector-config.yaml","--feature-gates=-pkg.translator.prometheus.NormalizeName"]}]'

Results:
 OTel Collector successfully receiving traces (97+ spans)
 Services connecting without UNAVAILABLE errors
 No ClickHouse authentication failures
 All pipelines active (traces, metrics, logs)

Co-Authored-By: Claude Sonnet 4.5 <noreply@anthropic.com>
2026-01-09 11:51:03 +01:00

403 lines
11 KiB
YAML

# SigNoz Helm Chart Values - Development Environment
# Optimized for local development with minimal resource usage
# DEPLOYED IN bakery-ia NAMESPACE - Ingress managed by bakery-ingress
#
# Official Chart: https://github.com/SigNoz/charts
# Install Command: helm install signoz signoz/signoz -n bakery-ia -f signoz-values-dev.yaml
global:
storageClass: "standard"
clusterName: "bakery-ia-dev"
domain: "monitoring.bakery-ia.local"
# Docker Hub credentials - applied to all sub-charts (including Zookeeper, ClickHouse, etc)
imagePullSecrets:
- dockerhub-creds
# Docker Hub credentials for pulling images (root level for SigNoz components)
imagePullSecrets:
- dockerhub-creds
# SignOz Main Component (includes frontend and query service)
signoz:
replicaCount: 1
service:
type: ClusterIP
port: 8080
# DISABLE built-in ingress - using unified bakery-ingress instead
# Route configured in infrastructure/kubernetes/overlays/dev/dev-ingress.yaml
ingress:
enabled: false
resources:
requests:
cpu: 100m # Combined frontend + query service
memory: 256Mi
limits:
cpu: 1000m
memory: 1Gi
# Environment variables (new format - replaces configVars)
env:
signoz_telemetrystore_provider: "clickhouse"
dot_metrics_enabled: "true"
signoz_emailing_enabled: "false"
signoz_alertmanager_provider: "signoz"
# Retention for dev (7 days)
signoz_traces_ttl_duration_hrs: "168"
signoz_metrics_ttl_duration_hrs: "168"
signoz_logs_ttl_duration_hrs: "168"
persistence:
enabled: true
size: 5Gi
storageClass: "standard"
# AlertManager Configuration
alertmanager:
replicaCount: 1
image:
repository: signoz/alertmanager
tag: 0.23.5
pullPolicy: IfNotPresent
service:
type: ClusterIP
port: 9093
resources:
requests:
cpu: 25m # Reduced for local dev
memory: 64Mi # Reduced for local dev
limits:
cpu: 200m
memory: 256Mi
persistence:
enabled: true
size: 2Gi
storageClass: "standard"
config:
global:
resolve_timeout: 5m
route:
group_by: ['alertname', 'cluster', 'service']
group_wait: 10s
group_interval: 10s
repeat_interval: 12h
receiver: 'default'
receivers:
- name: 'default'
# Add email, slack, webhook configs here
# ClickHouse Configuration - Time Series Database
# Minimal resources for local development on constrained Kind cluster
clickhouse:
enabled: true
installCustomStorageClass: false
image:
registry: docker.io
repository: clickhouse/clickhouse-server
tag: 25.5.6 # Official recommended version
# Reduce ClickHouse resource requests for local dev
clickhouse:
resources:
requests:
cpu: 200m # Reduced from default 500m
memory: 512Mi
limits:
cpu: 1000m
memory: 1Gi
persistence:
enabled: true
size: 20Gi
# Zookeeper Configuration (required by ClickHouse)
zookeeper:
enabled: true
replicaCount: 1 # Single replica for dev
image:
tag: 3.7.1 # Official recommended version
resources:
requests:
cpu: 100m
memory: 256Mi
limits:
cpu: 500m
memory: 512Mi
persistence:
enabled: true
size: 5Gi
# OpenTelemetry Collector - Data ingestion endpoint for all telemetry
otelCollector:
enabled: true
replicaCount: 1
image:
repository: signoz/signoz-otel-collector
tag: v0.129.12 # Latest recommended version
# NOTE: OpAMP is disabled via kubectl patch on the deployment
# Cannot disable via Helm values as extraArgs appends instead of replaces
# Patch command: kubectl patch deployment signoz-otel-collector --type=json -p='[{"op":"replace","path":"/spec/template/spec/containers/0/args","value":["--config=/conf/otel-collector-config.yaml","--feature-gates=-pkg.translator.prometheus.NormalizeName"]}]'
# Service configuration - expose both gRPC and HTTP endpoints
service:
type: ClusterIP
ports:
# gRPC receivers
- name: otlp-grpc
port: 4317
targetPort: 4317
protocol: TCP
# HTTP receivers
- name: otlp-http
port: 4318
targetPort: 4318
protocol: TCP
# Prometheus remote write
- name: prometheus
port: 8889
targetPort: 8889
protocol: TCP
# Metrics
- name: metrics
port: 8888
targetPort: 8888
protocol: TCP
resources:
requests:
cpu: 50m # Reduced from 100m
memory: 128Mi # Reduced from 256Mi
limits:
cpu: 500m
memory: 512Mi
# OpenTelemetry Collector configuration
config:
# Connectors - bridge between pipelines
connectors:
signozmeter:
dimensions:
- name: service.name
- name: deployment.environment
- name: host.name
metrics_flush_interval: 1h
receivers:
# OTLP receivers for traces, metrics, and logs from applications
# All application telemetry is pushed via OTLP protocol
otlp:
protocols:
grpc:
endpoint: 0.0.0.0:4317
http:
endpoint: 0.0.0.0:4318
cors:
allowed_origins:
- "*"
# PostgreSQL receivers for database metrics
# DISABLED: Monitor users not configured yet
# Collects metrics directly from PostgreSQL databases
# postgresql/auth:
# endpoint: auth-db-service.bakery-ia:5432
# username: ${POSTGRES_MONITOR_USER}
# password: ${POSTGRES_MONITOR_PASSWORD}
# databases:
# - auth_db
# collection_interval: 60s
# tls:
# insecure: false
# postgresql/inventory:
# endpoint: inventory-db-service.bakery-ia:5432
# username: ${POSTGRES_MONITOR_USER}
# password: ${POSTGRES_MONITOR_PASSWORD}
# databases:
# - inventory_db
# collection_interval: 60s
# tls:
# insecure: false
# postgresql/orders:
# endpoint: orders-db-service.bakery-ia:5432
# username: ${POSTGRES_MONITOR_USER}
# password: ${POSTGRES_MONITOR_PASSWORD}
# databases:
# - orders_db
# collection_interval: 60s
# tls:
# insecure: false
# Add more PostgreSQL databases as needed
# postgresql/SERVICE:
# endpoint: SERVICE-db-service.bakery-ia:5432
# ...
# Redis receiver for cache metrics
# DISABLED: TLS certificates not configured yet
# redis:
# endpoint: redis-service.bakery-ia:6379
# password: ${REDIS_PASSWORD}
# collection_interval: 60s
# tls:
# insecure: false
# cert_file: /etc/redis-tls/redis-cert.pem
# key_file: /etc/redis-tls/redis-key.pem
# ca_file: /etc/redis-tls/ca-cert.pem
# RabbitMQ receiver via management API
# DISABLED: RabbitMQ credentials not configured yet
# rabbitmq:
# endpoint: http://rabbitmq-service.bakery-ia:15672
# username: ${RABBITMQ_USER}
# password: ${RABBITMQ_PASSWORD}
# collection_interval: 60s
processors:
# Batch processor for better performance (optimized for high throughput)
batch:
timeout: 1s
send_batch_size: 10000 # Increased from 1024 for better performance
send_batch_max_size: 10000
# Batch processor for meter data
batch/meter:
timeout: 1s
send_batch_size: 20000
send_batch_max_size: 25000
# Memory limiter to prevent OOM
memory_limiter:
check_interval: 1s
limit_mib: 400
spike_limit_mib: 100
# Resource detection
resourcedetection:
detectors: [env, system, docker]
timeout: 5s
# SigNoz span metrics processor with delta aggregation (recommended)
# Generates RED metrics (Rate, Error, Duration) from trace spans
signozspanmetrics/delta:
aggregation_temporality: AGGREGATION_TEMPORALITY_DELTA
metrics_exporter: signozclickhousemetrics
latency_histogram_buckets: [100us, 1ms, 2ms, 6ms, 10ms, 50ms, 100ms, 250ms, 500ms, 1000ms, 1400ms, 2000ms, 5s, 10s, 20s, 40s, 60s]
dimensions_cache_size: 100000
dimensions:
- name: service.namespace
default: default
- name: deployment.environment
default: default
- name: signoz.collector.id
exporters:
# ClickHouse exporter for traces
clickhousetraces:
datasource: tcp://admin:27ff0399-0d3a-4bd8-919d-17c2181e6fb9@signoz-clickhouse:9000/?database=signoz_traces
timeout: 10s
retry_on_failure:
enabled: true
initial_interval: 5s
max_interval: 30s
max_elapsed_time: 300s
# ClickHouse exporter for metrics
signozclickhousemetrics:
dsn: "tcp://admin:27ff0399-0d3a-4bd8-919d-17c2181e6fb9@signoz-clickhouse:9000/signoz_metrics"
timeout: 10s
retry_on_failure:
enabled: true
initial_interval: 5s
max_interval: 30s
max_elapsed_time: 300s
# ClickHouse exporter for meter data (usage metrics)
signozclickhousemeter:
dsn: "tcp://admin:27ff0399-0d3a-4bd8-919d-17c2181e6fb9@signoz-clickhouse:9000/signoz_meter"
timeout: 45s
sending_queue:
enabled: false
# ClickHouse exporter for logs
clickhouselogsexporter:
dsn: tcp://admin:27ff0399-0d3a-4bd8-919d-17c2181e6fb9@signoz-clickhouse:9000/?database=signoz_logs
timeout: 10s
retry_on_failure:
enabled: true
initial_interval: 5s
max_interval: 30s
# Metadata exporter for service metadata
metadataexporter:
dsn: "tcp://admin:27ff0399-0d3a-4bd8-919d-17c2181e6fb9@signoz-clickhouse:9000/signoz_metadata"
timeout: 10s
cache:
provider: in_memory
# Debug exporter for debugging (optional)
debug:
verbosity: detailed
sampling_initial: 5
sampling_thereafter: 200
service:
pipelines:
# Traces pipeline - exports to ClickHouse and signozmeter connector
traces:
receivers: [otlp]
processors: [memory_limiter, batch, signozspanmetrics/delta, resourcedetection]
exporters: [clickhousetraces, metadataexporter, signozmeter]
# Metrics pipeline
metrics:
receivers: [otlp] # Database/cache receivers disabled until credentials configured
processors: [memory_limiter, batch, resourcedetection]
exporters: [signozclickhousemetrics]
# Meter pipeline - receives from signozmeter connector
metrics/meter:
receivers: [signozmeter]
processors: [batch/meter]
exporters: [signozclickhousemeter]
# Logs pipeline
logs:
receivers: [otlp]
processors: [memory_limiter, batch, resourcedetection]
exporters: [clickhouselogsexporter]
# Additional Configuration
serviceAccount:
create: true
annotations: {}
name: ""
# Security Context
securityContext:
runAsNonRoot: true
runAsUser: 1000
fsGroup: 1000
# Network Policies (disabled for dev)
networkPolicy:
enabled: false
# Monitoring SigNoz itself
selfMonitoring:
enabled: true
serviceMonitor:
enabled: false