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cd k8s-specs | |
git pull | |
cat mon/prom-values-bare.yml | |
PROM_ADDR=mon.$LB_IP.nip.io | |
AM_ADDR=alertmanager.$LB_IP.nip.io | |
helm install stable/prometheus \ | |
--name prometheus \ | |
--namespace metrics \ | |
--version 7.1.3 \ | |
--set server.ingress.hosts={$PROM_ADDR} \ | |
--set alertmanager.ingress.hosts={$AM_ADDR} \ | |
-f mon/prom-values-bare.yml | |
kubectl -n metrics \ | |
rollout status \ | |
deploy prometheus-server | |
kubectl -n metrics \ | |
describe deployment \ | |
prometheus-server | |
kubectl -n metrics \ | |
describe cm prometheus-server | |
open "http://$PROM_ADDR/config" | |
open "http://$PROM_ADDR/targets" | |
kubectl -n metrics get svc | |
kubectl -n metrics run -it test \ | |
--image=appropriate/curl \ | |
--restart=Never \ | |
--rm \ | |
-- prometheus-node-exporter:9100/metrics | |
kubectl -n metrics run -it test \ | |
--image=appropriate/curl \ | |
--restart=Never \ | |
--rm \ | |
-- prometheus-kube-state-metrics:8080/metrics | |
open "http://$PROM_ADDR/alerts" | |
open "http://$PROM_ADDR/graph" | |
kubectl -n metrics run -it test \ | |
--image=appropriate/curl \ | |
--restart=Never \ | |
--rm \ | |
-- prometheus-kube-state-metrics:8080/metrics \ | |
| grep "kube_node_info" | |
# Prometheus expression | |
# kube_node_info | |
# Prometheus expression | |
# count(kube_node_info) | |
diff mon/prom-values-bare.yml \ | |
mon/prom-values-nodes.yml | |
helm upgrade -i prometheus \ | |
stable/prometheus \ | |
--namespace metrics \ | |
--version 7.1.3 \ | |
--set server.ingress.hosts={$PROM_ADDR} \ | |
--set alertmanager.ingress.hosts={$AM_ADDR} \ | |
-f mon/prom-values-nodes.yml | |
open "http://$PROM_ADDR/alerts" | |
diff mon/prom-values-nodes.yml \ | |
mon/prom-values-nodes-0.yml | |
helm upgrade -i prometheus \ | |
stable/prometheus \ | |
--namespace metrics \ | |
--version 7.1.3 \ | |
--set server.ingress.hosts={$PROM_ADDR} \ | |
--set alertmanager.ingress.hosts={$AM_ADDR} \ | |
-f mon/prom-values-nodes-0.yml | |
open "http://$PROM_ADDR/alerts" | |
open "http://$AM_ADDR" | |
diff mon/prom-values-nodes-0.yml \ | |
mon/prom-values-nodes-am.yml | |
helm upgrade -i prometheus \ | |
stable/prometheus \ | |
--namespace metrics \ | |
--version 7.1.3 \ | |
--set server.ingress.hosts={$PROM_ADDR} \ | |
--set alertmanager.ingress.hosts={$AM_ADDR} \ | |
-f mon/prom-values-nodes-am.yml | |
open "https://devops20.slack.com/messages/CD8QJA8DS/" | |
GD5_ADDR=go-demo-5.$LB_IP.nip.io | |
helm install \ | |
https://github.com/vfarcic/go-demo-5/releases/download/0.0.1/go-demo-5-0.0.1.tgz \ | |
--name go-demo-5 \ | |
--namespace go-demo-5 \ | |
--set ingress.host=$GD5_ADDR | |
kubectl -n go-demo-5 \ | |
rollout status \ | |
deployment go-demo-5 | |
curl "http://$GD5_ADDR/demo/hello" | |
open "http://$PROM_ADDR/graph" | |
# Prometheus expression | |
# nginx_ingress_controller_request_duration_seconds_bucket | |
# Prometheus expression | |
# sum(rate( | |
# nginx_ingress_controller_request_duration_seconds_count[5m] | |
# )) | |
# by (ingress) | |
# Prometheus expression | |
# sum(rate( | |
# nginx_ingress_controller_request_duration_seconds_bucket{ | |
# le="0.25" | |
# }[5m] | |
# )) | |
# by (ingress) | |
# Prometheus expression | |
# sum(rate( | |
# nginx_ingress_controller_request_duration_seconds_bucket{ | |
# le="0.25" | |
# }[5m] | |
# )) | |
# by (ingress) / | |
# sum(rate( | |
# nginx_ingress_controller_request_duration_seconds_count[5m] | |
# )) | |
# by (ingress) | |
# Prometheus expression | |
# sum(rate( | |
# nginx_ingress_controller_request_duration_seconds_bucket{ | |
# le="0.25", | |
# ingress="go-demo-5" | |
# }[5m] | |
# )) | |
# by (ingress) / | |
# sum(rate( | |
# nginx_ingress_controller_request_duration_seconds_count{ | |
# ingress="go-demo-5" | |
# }[5m] | |
# )) | |
# by (ingress) | |
for i in {1..30}; do | |
DELAY=$[ $RANDOM % 1000 ] | |
curl "http://$GD5_ADDR/demo/hello?delay=$DELAY" | |
done | |
# Prometheus expression | |
# sum(rate( | |
# nginx_ingress_controller_request_duration_seconds_bucket{ | |
# le="0.25", | |
# ingress="go-demo-5" | |
# }[5m] | |
# )) | |
# by (ingress) / | |
# sum(rate( | |
# nginx_ingress_controller_request_duration_seconds_count{ | |
# ingress="go-demo-5" | |
# }[5m] | |
# )) | |
# by (ingress) | |
# Prometheus expression | |
# sum(rate( | |
# nginx_ingress_controller_request_duration_seconds_bucket{ | |
# le="0.25" | |
# }[5m] | |
# )) | |
# by (ingress) / | |
# sum(rate( | |
# nginx_ingress_controller_request_duration_seconds_count[5m] | |
# )) | |
# by (ingress) < 0.95 | |
diff mon/prom-values-nodes-am.yml \ | |
mon/prom-values-latency.yml | |
helm upgrade -i prometheus \ | |
stable/prometheus \ | |
--namespace metrics \ | |
--version 7.1.3 \ | |
--set server.ingress.hosts={$PROM_ADDR} \ | |
--set alertmanager.ingress.hosts={$AM_ADDR} \ | |
-f mon/prom-values-latency.yml | |
open "http://$PROM_ADDR/alerts" | |
for i in {1..30}; do | |
DELAY=$[ $RANDOM % 10000 ] | |
curl "http://$GD5_ADDR/demo/hello?delay=$DELAY" | |
done | |
open "http://$PROM_ADDR/alerts" | |
open "https://devops20.slack.com/messages/CD8QJA8DS/" | |
open "http://$PROM_ADDR/graph" | |
# Prometheus expression | |
# sum(rate( | |
# nginx_ingress_controller_request_duration_seconds_bucket{ | |
# le="0.25", | |
# ingress!~"prometheus-server|jenkins" | |
# }[5m] | |
# )) | |
# by (ingress) / | |
# sum(rate( | |
# nginx_ingress_controller_request_duration_seconds_count{ | |
# ingress!~"prometheus-server|jenkins" | |
# }[5m] | |
# )) | |
# by (ingress) | |
# Prometheus expression | |
# sum(rate( | |
# nginx_ingress_controller_request_duration_seconds_bucket{ | |
# le="0.5", | |
# ingress=~"prometheus-server|jenkins" | |
# }[5m] | |
# )) | |
# by (ingress) / | |
# sum(rate( | |
# nginx_ingress_controller_request_duration_seconds_count{ | |
# ingress=~"prometheus-server|jenkins" | |
# }[5m] | |
# )) | |
# by (ingress) | |
for i in {1..100}; do | |
curl "http://$GD5_ADDR/demo/hello" | |
done | |
open "http://$PROM_ADDR/graph" | |
# Prometheus expression | |
# sum(rate( | |
# nginx_ingress_controller_requests[5m] | |
# )) | |
# by (ingress) | |
# Prometheus expression | |
# kube_deployment_status_replicas | |
# Prometheus expression | |
# label_join( | |
# kube_deployment_status_replicas, | |
# "ingress", | |
# ",", | |
# "deployment" | |
# ) | |
# Prometheus expression | |
# sum(rate( | |
# nginx_ingress_controller_requests[5m] | |
# )) | |
# by (ingress) / | |
# sum(label_join( | |
# kube_deployment_status_replicas, | |
# "ingress", | |
# ",", | |
# "deployment" | |
# )) | |
# by (ingress) | |
diff mon/prom-values-latency.yml \ | |
mon/prom-values-latency2.yml | |
helm upgrade -i prometheus \ | |
stable/prometheus \ | |
--namespace metrics \ | |
--version 7.1.3 \ | |
--set server.ingress.hosts={$PROM_ADDR} \ | |
--set alertmanager.ingress.hosts={$AM_ADDR} \ | |
-f mon/prom-values-latency2.yml | |
open "http://$PROM_ADDR/alerts" | |
for i in {1..200}; do | |
curl "http://$GD5_ADDR/demo/hello" | |
done | |
open "http://$PROM_ADDR/alerts" | |
open "https://devops20.slack.com/messages/CD8QJA8DS/" | |
for i in {1..100}; do | |
curl "http://$GD5_ADDR/demo/hello" | |
done | |
open "http://$PROM_ADDR/graph" | |
# Prometheus expression | |
# nginx_ingress_controller_requests | |
for i in {1..100}; do | |
curl "http://$GD5_ADDR/demo/random-error" | |
done | |
open "http://$PROM_ADDR/graph" | |
# Prometheus expression | |
# sum(rate( | |
# nginx_ingress_controller_requests{ | |
# status=~"5.." | |
# }[5m] | |
# )) | |
# by (ingress) / | |
# sum(rate( | |
# nginx_ingress_controller_requests[5m] | |
# )) | |
# by (ingress) | |
diff mon/prom-values-cpu-memory.yml \ | |
mon/prom-values-errors.yml | |
helm upgrade -i prometheus \ | |
stable/prometheus \ | |
--namespace metrics \ | |
--version 7.1.3 \ | |
--set server.ingress.hosts={$PROM_ADDR} \ | |
--set alertmanager.ingress.hosts={$AM_ADDR} \ | |
-f mon/prom-values-errors.yml | |
open "http://$PROM_ADDR/graph" | |
# Prometheus expression | |
# sum(rate( | |
# node_cpu_seconds_total{ | |
# mode!="idle", | |
# mode!="iowait", | |
# mode!~"^(?:guest.*)$" | |
# }[5m] | |
# )) | |
# by (instance) | |
# Prometheus expression | |
# count( | |
# node_cpu_seconds_total{ | |
# mode="system" | |
# } | |
# ) | |
# Prometheus expression | |
# sum(rate( | |
# node_cpu_seconds_total{ | |
# mode!="idle", | |
# mode!="iowait", | |
# mode!~"^(?:guest.*)$" | |
# }[5m] | |
# )) / | |
# count( | |
# node_cpu_seconds_total{ | |
# mode="system" | |
# } | |
# ) | |
# Prometheus expression | |
# kube_node_status_allocatable_cpu_cores | |
# Prometheus expression | |
# sum( | |
# kube_node_status_allocatable_cpu_cores | |
# ) | |
# Prometheus expression | |
# kube_pod_container_resource_requests_cpu_cores | |
# Prometheus expression | |
# sum( | |
# kube_pod_container_resource_requests_cpu_cores | |
# ) | |
# Prometheus expression | |
# sum( | |
# kube_pod_container_resource_requests_cpu_cores | |
# ) / | |
# sum( | |
# kube_node_status_allocatable_cpu_cores | |
# ) | |
diff mon/prom-values-latency2.yml \ | |
mon/prom-values-cpu.yml | |
helm upgrade -i prometheus \ | |
stable/prometheus \ | |
--namespace metrics \ | |
--version 7.1.3 \ | |
--set server.ingress.hosts={$PROM_ADDR} \ | |
--set alertmanager.ingress.hosts={$AM_ADDR} \ | |
-f mon/prom-values-cpu.yml | |
open "http://$PROM_ADDR/alerts" | |
open "http://$PROM_ADDR/graph" | |
# Prometheus expression | |
# node_memory_MemTotal_bytes | |
# Prometheus expression | |
# node_memory_MemAvailable_bytes | |
# Prometheus expression | |
# 1 - | |
# sum( | |
# node_memory_MemAvailable_bytes | |
# ) / | |
# sum( | |
# node_memory_MemTotal_bytes | |
# ) | |
# Prometheus expression | |
# kube_node_status_allocatable_memory_bytes | |
# Prometheus expression | |
# kube_pod_container_resource_requests_memory_bytes | |
# Prometheus expression | |
# sum( | |
# kube_pod_container_resource_requests_memory_bytes | |
# ) | |
# Prometheus expression | |
# sum( | |
# kube_pod_container_resource_requests_memory_bytes | |
# ) / | |
# sum( | |
# kube_node_status_allocatable_memory_bytes | |
# ) | |
diff mon/prom-values-cpu.yml \ | |
mon/prom-values-memory.yml | |
helm upgrade -i prometheus \ | |
stable/prometheus \ | |
--namespace metrics \ | |
--version 7.1.3 \ | |
--set server.ingress.hosts={$PROM_ADDR} \ | |
--set alertmanager.ingress.hosts={$AM_ADDR} \ | |
-f mon/prom-values-memory.yml | |
open "http://$PROM_ADDR/alerts" | |
# Prometheus expression | |
# sum(rate( | |
# node_cpu_seconds_total{ | |
# mode!="idle", | |
# mode!="iowait", | |
# mode!~"^(?:guest.*)$" | |
# }[5m] | |
# )) | |
# by (instance) / | |
# count( | |
# node_cpu_seconds_total{ | |
# mode="system" | |
# } | |
# ) | |
# by (instance) | |
# Prometheus expression | |
# 1 - | |
# sum( | |
# node_memory_MemAvailable_bytes | |
# ) | |
# by (instance) / | |
# sum( | |
# node_memory_MemTotal_bytes | |
# ) | |
# by (instance) | |
diff mon/prom-values-memory.yml \ | |
mon/prom-values-cpu-memory.yml | |
helm upgrade -i prometheus \ | |
stable/prometheus \ | |
--namespace metrics \ | |
--version 7.1.3 \ | |
--set server.ingress.hosts={$PROM_ADDR} \ | |
--set alertmanager.ingress.hosts={$AM_ADDR} \ | |
-f mon/prom-values-cpu-memory.yml | |
open "http://$PROM_ADDR/alerts" | |
open "http://$PROM_ADDR/graph" | |
# Prometheus expression | |
# kube_pod_status_phase | |
# Prometheus expression | |
# sum( | |
# kube_pod_status_phase | |
# ) | |
# by (phase) | |
# Prometheus expression | |
# sum( | |
# kube_pod_status_phase{ | |
# phase=~"Failed|Unknown|Pending" | |
# } | |
# ) | |
# by (phase) | |
kubectl run problem \ | |
--image i-do-not-exist \ | |
--restart=Never | |
kubectl get pods | |
kubectl describe pod problem | |
diff mon/prom-values-errors.yml \ | |
mon/prom-values-phase.yml | |
helm upgrade -i prometheus \ | |
stable/prometheus \ | |
--namespace metrics \ | |
--version 7.1.3 \ | |
--set server.ingress.hosts={$PROM_ADDR} \ | |
--set alertmanager.ingress.hosts={$AM_ADDR} \ | |
-f mon/prom-values-phase.yml | |
open "https://devops20.slack.com/messages/CD8QJA8DS/" | |
kubectl delete pod problem | |
open "http://$PROM_ADDR/graph" | |
# Prometheus expression | |
# kube_pod_start_time | |
# Prometheus expression | |
# time() | |
# Prometheus expression | |
# time() - | |
# kube_pod_start_time | |
# Prometheus expression | |
# ( | |
# time() - | |
# kube_pod_start_time{ | |
# namespace!="kube-system" | |
# } | |
# ) > 60 | |
# Prometheus expression | |
# ( | |
# time() - | |
# kube_pod_start_time{ | |
# namespace!="kube-system" | |
# } | |
# ) > | |
# (60 * 60 * 24 * 90) | |
diff mon/prom-values-phase.yml \ | |
mon/prom-values-old-pods.yml | |
helm upgrade -i prometheus \ | |
stable/prometheus \ | |
--namespace metrics \ | |
--version 7.1.3 \ | |
--set server.ingress.hosts={$PROM_ADDR} \ | |
--set alertmanager.ingress.hosts={$AM_ADDR} \ | |
-f mon/prom-values-old-pods.yml | |
open "https://devops20.slack.com/messages/CD8QJA8DS/" | |
open "http://$PROM_ADDR/graph" | |
# Prometheus expression | |
# container_memory_usage_bytes | |
# Prometheus expression | |
# container_memory_usage_bytes{ | |
# container_name!="" | |
# } | |
# Prometheus expression | |
# container_memory_usage_bytes{ | |
# container_name="prometheus-server" | |
# } | |
# Prometheus expression | |
# sum(rate( | |
# container_cpu_usage_seconds_total{ | |
# container_name="prometheus-server" | |
# }[5m] | |
# )) | |
# by (pod_name) | |
open "http://$PROM_ADDR/graph" | |
# Prometheus expression | |
# kube_pod_container_resource_requests_memory_bytes{ | |
# container="prometheus-server" | |
# } | |
# Prometheus expression | |
# sum(label_join( | |
# container_memory_usage_bytes{ | |
# container_name="prometheus-server" | |
# }, | |
# "pod", | |
# ",", | |
# "pod_name" | |
# )) | |
# by (pod) | |
# Prometheus expression | |
# sum(label_join( | |
# container_memory_usage_bytes{ | |
# container_name="prometheus-server" | |
# }, | |
# "pod", | |
# ",", | |
# "pod_name" | |
# )) | |
# by (pod) / | |
# sum( | |
# kube_pod_container_resource_requests_memory_bytes{ | |
# container="prometheus-server" | |
# } | |
# ) | |
# by (pod) | |
# Prometheus expression | |
# sum(label_join( | |
# container_memory_usage_bytes{ | |
# namespace!="kube-system" | |
# }, | |
# "pod", | |
# ",", | |
# "pod_name" | |
# )) | |
# by (pod) / | |
# sum( | |
# kube_pod_container_resource_requests_memory_bytes{ | |
# namespace!="kube-system" | |
# } | |
# ) | |
# by (pod) | |
diff mon/prom-values-old-pods.yml \ | |
mon/prom-values-req-mem.yml | |
helm upgrade -i prometheus \ | |
stable/prometheus \ | |
--namespace metrics \ | |
--version 7.1.3 \ | |
--set server.ingress.hosts={$PROM_ADDR} \ | |
--set alertmanager.ingress.hosts={$AM_ADDR} \ | |
-f mon/prom-values-req-mem.yml | |
diff mon/prom-values-req-mem.yml \ | |
mon/prom-values-req-cpu.yml | |
helm upgrade -i prometheus \ | |
stable/prometheus \ | |
--namespace metrics \ | |
--version 7.1.3 \ | |
--set server.ingress.hosts={$PROM_ADDR} \ | |
--set alertmanager.ingress.hosts={$AM_ADDR} \ | |
-f mon/prom-values-req-cpu.yml | |
open "http://$PROM_ADDR/graph" | |
# Prometheus expression | |
# sum(label_join( | |
# container_memory_usage_bytes{ | |
# namespace!="kube-system" | |
# }, | |
# "pod", | |
# ",", | |
# "pod_name" | |
# )) | |
# by (pod) / | |
# sum( | |
# kube_pod_container_resource_limits_memory_bytes{ | |
# namespace!="kube-system" | |
# } | |
# ) | |
# by (pod) | |
diff mon/prom-values-req-cpu.yml \ | |
mon/prom-values-limit-mem.yml | |
helm upgrade -i prometheus \ | |
stable/prometheus \ | |
--namespace metrics \ | |
--version 7.1.3 \ | |
--set server.ingress.hosts={$PROM_ADDR} \ | |
--set alertmanager.ingress.hosts={$AM_ADDR} \ | |
-f mon/prom-values-limit-mem.yml | |
open "http://$PROM_ADDR/alerts" | |
helm delete prometheus --purge | |
helm delete go-demo-5 --purge | |
kubectl delete ns go-demo-5 metrics |
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