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Statistics
The TCP proxy filter emits both its own downstream statistics as well as many of the cluster upstream statistics where applicable. The downstream statistics are rooted at tcp.
| Name | Type | Description |
|---|---|---|
| downstream_cx_total | Counter | Total number of connections handled by the filter |
| downstream_cx_no_route | Counter | Number of connections for which no matching route was found |
| downstream_cx_tx_bytes_total | Counter | Total bytes written to the downstream connection |
| downstream_cx_tx_bytes_buffered | Gauge | Total bytes currently buffered to the downstream connection |
| downstream_flow_control_paused_reading_total | Counter | Total number of times flow control paused reading from downstream |
| downstream_flow_control_resumed_reading_total | Counter | Total number of times flow control resumed reading from downstream |
