IMPORTANT: No additional bug fixes or documentation updates will be released for this version. For the latest information, see the current release documentation.

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Protocol-Specific Metrics

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Protocol-Specific Metrics

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Packetbeat exposes per-protocol metrics under the HTTP monitoring endpoint. These metrics are exposed under the /inputs path. They can be used to observe the activity of Packetbeat for the monitored protocol.

AF_PACKET Metrics

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Metric	Description
`device`	Name of the device being monitored.
`socket_packets`	Number of packets delivered by the kernel to the shared buffer.
`socket_drops`	Number of packets dropped by the kernel on the socket.
`socket_queue_freezes`	Number of kernel queue freezes on the socket.
`packets`	Number of packets handled by Packetbeat.
`polls`	Number of blocking syscalls made waiting for packets.

TCP Metrics

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Metric	Description
`device`	Name of the device being monitored.
`received_events_total`	Number of packets processed.
`received_bytes_total`	Number of bytes processed.
`tcp_overlaps`	Number of packets shrunk due to overlap.
`tcp.dropped_because_of_gaps`	Number of packets dropped because of gaps.
`arrival_period`	Histogram of the elapsed time between packet arrivals.
`processing_time`	Histogram of the elapsed time between packet receipt and publication.

UDP Metrics

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Metric	Description
`device`	Name of the device being monitored.
`received_events_total`	Number of packets processed.
`received_bytes_total`	Number of bytes processed.
`arrival_period`	Histogram of the elapsed time between packet arrivals.
`processing_time`	Histogram of the elapsed time between packet receipt and publication.

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