René's URL Explorer Experiment

{"@context":"https://schema.org","@type":"DiscussionForumPosting","headline":"ERROR:ddtrace.internal.writer.writer:failed to send, dropping 1 traces to intake at ... after 3 retries","articleBody":"hi\r\n\r\nI was unable to see events.\r\n\r\nThe docker console shows:\r\n\r\n```\r\nnotes           | ERROR:ddtrace.internal.writer.writer:failed to send, dropping 1 traces to intake at http://datadog:8126/v0.5/traces after 3 retries\r\n```\r\n\r\n**Steps to reproduce**\r\n\r\n1. clone repo\r\n\r\n`git clone https://github.com/DataDog/apm-tutorial-python.git`\r\n\r\n2. add key and eu\r\n\r\n```diff\r\n# .apm-tutorial-python/docker/containers/solution/docker-compose.yaml\r\n\r\n...\r\nservices:\r\n  datadog:\r\n    container_name: dd-agent\r\n    image: \"gcr.io/datadoghq/agent:latest\"\r\n    environment:\r\n+      - DD_API_KEY=changeme\r\n+      - DD_SITE=datadoghq.eu  # Defaults to 'datadoghq.com'. Customers outside North America should use their correct Datadog Domain\r\n      - DD_APM_ENABLED=true    # Enable APM\r\n    volumes: \r\n      - /var/run/docker.sock:/var/run/docker.sock:ro \r\n      - /proc/:/host/proc/:ro\r\n      - /sys/fs/cgroup/:/host/sys/fs/cgroup:ro\r\n\r\n\r\n```\r\n\r\n3. build and run\r\n\r\n`docker-compose -f docker/containers/solution/docker-compose.yaml up db notes_app`\r\n\r\n4. check events explorer - https://app.datadoghq.eu/event/explorer\r\n\r\n5. In console I see:\r\n\r\n```\r\nnotes           | ERROR:ddtrace.internal.writer.writer:failed to send, dropping 2 traces to intake at http://datadog:8126/v0.5/traces after 3 retries\r\n```\r\n","author":{"url":"https://github.com/jonwhittlestone","@type":"Person","name":"jonwhittlestone"},"datePublished":"2023-08-02T16:08:45.000Z","interactionStatistic":{"@type":"InteractionCounter","interactionType":"https://schema.org/CommentAction","userInteractionCount":1},"url":"https://github.com/3/apm-tutorial-python/issues/3"}