monitoring: enable cadvisor diskIO metrics
Adds diskIO to cadvisor --enable_metrics so per-container disk read/write (container_fs_reads/writes_bytes_total) is exposed — lets node attribution name which node is the noisy IO neighbor, not just flag the host. Co-Authored-By: Claude Opus 4.8 (1M context) <noreply@anthropic.com>
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@@ -188,7 +188,7 @@ services:
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cadvisor:
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cadvisor:
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image: gcr.io/cadvisor/cadvisor
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image: gcr.io/cadvisor/cadvisor
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container_name: cadvisor
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container_name: cadvisor
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command: --enable_metrics=cpu,memory,network,disk --store_container_labels=false --docker_only=true
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command: --enable_metrics=cpu,memory,network,disk,diskIO --store_container_labels=false --docker_only=true
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volumes:
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volumes:
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- /:/rootfs:ro
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- /:/rootfs:ro
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- /var/run:/var/run:ro
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- /var/run:/var/run:ro
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