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description: The number of TCP connections in a closed state. Measured in connections per second from the client.
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format: int64
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type: integer
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tcp_delivered_ce:
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description: The number of TCP segments acknowledged with the ECN Congestion Experienced (CE) mark, indicating that an upstream router marked packets as experiencing congestion.
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format: int64
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type: integer
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tcp_established_connections:
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description: The number of TCP connections in an established state. Measured in connections per second from the client.
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format: int64
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type: integer
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tcp_probe0_count:
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description: The number of TCP zero-window probes sent. These probes are sent when the receiver advertises a zero receive window, indicating it cannot accept more data.
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format: int64
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type: integer
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tcp_rcv_ooo_pack:
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description: The number of TCP packets received out of order. This indicates network-level packet reordering, which can degrade TCP performance by triggering spurious retransmissions and reducing throughput.
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format: int64
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type: integer
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tcp_recovery_count:
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description: The number of TCP fast recovery events. Fast recovery retransmits lost segments detected through duplicate ACKs or selective acknowledgment (SACK) without waiting for a retransmission timeout.
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format: int64
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type: integer
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tcp_refusals:
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description: The number of TCP connections that were refused by the server. Typically this indicates an attempt to connect to an IP/port that is not receiving connections, or a firewall/security misconfiguration.
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format: int64
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type: integer
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tcp_reord_seen:
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description: The number of times reordering of sent packets was detected. Reordering detection adjusts the duplicate ACK threshold, preventing spurious retransmissions caused by out-of-order delivery.
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format: int64
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type: integer
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tcp_resets:
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description: The number of TCP connections that were reset by the server.
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format: int64
@@ -76515,6 +76541,10 @@ components:
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description: TCP Retransmits represent detected failures that are retransmitted to ensure delivery. Measured in count of retransmits from the client.
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format: int64
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type: integer
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tcp_rto_count:
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description: The number of TCP retransmission timeouts (RTOs). An RTO occurs when an ACK is not received within the estimated round-trip time, forcing the sender to retransmit and halve its congestion window.
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format: int64
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type: integer
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tcp_timeouts:
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description: The number of TCP connections that timed out from the perspective of the operating system. This can indicate general connectivity and latency issues.
:param tcp_closed_connections: The number of TCP connections in a closed state. Measured in connections per second from the client.
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:type tcp_closed_connections: int, optional
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:param tcp_delivered_ce: The number of TCP segments acknowledged with the ECN Congestion Experienced (CE) mark, indicating that an upstream router marked packets as experiencing congestion.
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:type tcp_delivered_ce: int, optional
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:param tcp_established_connections: The number of TCP connections in an established state. Measured in connections per second from the client.
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:type tcp_established_connections: int, optional
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:param tcp_probe0_count: The number of TCP zero-window probes sent. These probes are sent when the receiver advertises a zero receive window, indicating it cannot accept more data.
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:type tcp_probe0_count: int, optional
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:param tcp_rcv_ooo_pack: The number of TCP packets received out of order. This indicates network-level packet reordering, which can degrade TCP performance by triggering spurious retransmissions and reducing throughput.
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:type tcp_rcv_ooo_pack: int, optional
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:param tcp_recovery_count: The number of TCP fast recovery events. Fast recovery retransmits lost segments detected through duplicate ACKs or selective acknowledgment (SACK) without waiting for a retransmission timeout.
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:type tcp_recovery_count: int, optional
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:param tcp_refusals: The number of TCP connections that were refused by the server. Typically this indicates an attempt to connect to an IP/port that is not receiving connections, or a firewall/security misconfiguration.
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:type tcp_refusals: int, optional
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:param tcp_reord_seen: The number of times reordering of sent packets was detected. Reordering detection adjusts the duplicate ACK threshold, preventing spurious retransmissions caused by out-of-order delivery.
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:type tcp_reord_seen: int, optional
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:param tcp_resets: The number of TCP connections that were reset by the server.
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:type tcp_resets: int, optional
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:param tcp_retransmits: TCP Retransmits represent detected failures that are retransmitted to ensure delivery. Measured in count of retransmits from the client.
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:type tcp_retransmits: int, optional
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:param tcp_rto_count: The number of TCP retransmission timeouts (RTOs). An RTO occurs when an ACK is not received within the estimated round-trip time, forcing the sender to retransmit and halve its congestion window.
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:type tcp_rto_count: int, optional
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:param tcp_timeouts: The number of TCP connections that timed out from the perspective of the operating system. This can indicate general connectivity and latency issues.
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