GCP Google Cloud Platform - Cloud Monitoring Alerts

Step-01: Introduction¶

Install OpsAgent
Cloud Monitoring Alerts

Step-02: Install OpsAgent in the VM Instance¶

# Verify VM Metrics
1. Go to Compute Engine -> VM Instances -> myvm1 -> OBSERVABILITY Tab
2. Click on CPU, PROCESS, MEMORY
3. It shows the message "Requires Ops Agent"

# Connect SSH to VM
gcloud compute ssh --zone "us-central1-a" "myvm1" --project "gcplearn9"

# Download Ops Agent
curl -sSO https://dl.google.com/cloudagents/add-google-cloud-ops-agent-repo.sh

# Install Ops Agent
sudo bash add-google-cloud-ops-agent-repo.sh --also-install
sudo apt list --installed | grep google-cloud-ops-agent

# Verify Ops Agent Status
sudo systemctl status google-cloud-ops-agent"*"

# Restarting Agent (Optional)
sudo service google-cloud-ops-agent restart

# Verify if OPS Agent installed successfully
Go to Cloud Monitoring -> Dashboards -> VM Instances (Predefined)
Verify if OpsAgent status

Step-03: Review Recommended Alerts and Create Alerts¶

Go to Compute Engine -> VM Instances -> OBSERVABILITY -> RECOMMENDED ALERTS
Select Alert Policies
VM Instance - High CPU Utilization (myvm1)
VM Instance - High Disk Utilization (myvm1)
VM Instance - Host Error Log Detected (myvm1)
VM Instance - High Memory Utilization (myvm1)
Configure notifications
Use notification channel: enabled
Notification channel: select channel
Click on CREATE

Step-04: View Alert Policies¶

Review all the alert policies

Step-05: Review Log based alerts¶

Review VM Instance - Host Error Log Detected (myvm1)