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docs: remove references to dead metric tcp_connection_duration_ms #1905

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docs: remove references to dead metric tcp_connection_duration_ms #1905

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7c890f1
docs: remove references to dead metric `tcp_connection_duration_ms`
nicklasmoeller Jan 10, 2025
f328526
docs: remove `tcp_connection_duration_ms` reference from 2.10
nicklasmoeller Jan 10, 2025
0686bcc
docs: remove references to tcp_connection_duration_ms altogether
nicklasmoeller Jan 10, 2025
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4 changes: 1 addition & 3 deletions linkerd.io/content/2-edge/reference/proxy-metrics.md
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Original file line number Diff line number Diff line change
Expand Up @@ -192,8 +192,6 @@ layer.
updated when the connection closes.
* `tcp_read_bytes_total`: A counter of the total number of received bytes. This
is updated when the connection closes.
* `tcp_connection_duration_ms`: A histogram of the duration of the lifetime of a
connection, in milliseconds. This is updated when the connection closes.
* `inbound_tcp_errors_total`: A counter of the total number of inbound TCP
connections that could not be processed due to a proxy error.
* `outbound_tcp_errors_total`: A counter of the total number of outbound TCP
Expand All @@ -220,7 +218,7 @@ are also added to transport-level metrics, when applicable.
#### Connection Close Labels

The following labels are added only to metrics which are updated when a
connection closes (`tcp_close_total` and `tcp_connection_duration_ms`):
connection closes (`tcp_close_total`):

* `classification`: `success` if the connection terminated cleanly, `failure` if
the connection closed due to a connection failure.
Expand Down
1 change: 0 additions & 1 deletion linkerd.io/content/2-edge/tasks/upgrade.md
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Original file line number Diff line number Diff line change
Expand Up @@ -591,7 +591,6 @@ be aware of when upgrading from `stable-2.10.x`:
result of their deprecation in Kubernetes v1.21 and above. The control plane
and core extensions will now be shipped without PSPs; they can be enabled
through a new install option `enablePSP: true`.
- The `tcp_connection_duration_ms` metric has been removed.
- Opaque ports changes: `443` is no longer included in the default opaque ports
list. Ports `4444`, `6379` and `9300` corresponding to Galera, Redis and
ElasticSearch respectively (all server speak first protocols) have been added
Expand Down
4 changes: 1 addition & 3 deletions linkerd.io/content/2.10/reference/proxy-metrics.md
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Original file line number Diff line number Diff line change
Expand Up @@ -164,8 +164,6 @@ layer.
updated when the connection closes.
* `tcp_read_bytes_total`: A counter of the total number of received bytes. This
is updated when the connection closes.
* `tcp_connection_duration_ms`: A histogram of the duration of the lifetime of a
connection, in milliseconds. This is updated when the connection closes.

### Labels

Expand All @@ -184,7 +182,7 @@ are also added to transport-level metrics, when applicable.
#### Connection Close Labels

The following labels are added only to metrics which are updated when a
connection closes (`tcp_close_total` and `tcp_connection_duration_ms`):
connection closes (`tcp_close_total`):

* `classification`: `success` if the connection terminated cleanly, `failure` if
the connection closed due to a connection failure.
Expand Down
4 changes: 1 addition & 3 deletions linkerd.io/content/2.11/reference/proxy-metrics.md
View file
Open in desktop
Original file line number Diff line number Diff line change
Expand Up @@ -164,8 +164,6 @@ layer.
updated when the connection closes.
* `tcp_read_bytes_total`: A counter of the total number of received bytes. This
is updated when the connection closes.
* `tcp_connection_duration_ms`: A histogram of the duration of the lifetime of a
connection, in milliseconds. This is updated when the connection closes.

### Labels

Expand All @@ -184,7 +182,7 @@ are also added to transport-level metrics, when applicable.
#### Connection Close Labels

The following labels are added only to metrics which are updated when a
connection closes (`tcp_close_total` and `tcp_connection_duration_ms`):
connection closes (`tcp_close_total`):

* `classification`: `success` if the connection terminated cleanly, `failure` if
the connection closed due to a connection failure.
Expand Down
1 change: 0 additions & 1 deletion linkerd.io/content/2.11/tasks/upgrade.md
View file
Open in desktop
Original file line number Diff line number Diff line change
Expand Up @@ -294,7 +294,6 @@ be aware of when upgrading from `stable-2.10.x`:
result of their deprecation in Kubernetes v1.21 and above. The control plane
and core extensions will now be shipped without PSPs; they can be enabled
through a new install option `enablePSP: true`.
- The `tcp_connection_duration_ms` metric has been removed.
- Opaque ports changes: `443` is no longer included in the default opaque ports
list. Ports `4444`, `6379` and `9300` corresponding to Galera, Redis and
ElasticSearch respectively (all server speak first protocols) have been added
Expand Down
4 changes: 1 addition & 3 deletions linkerd.io/content/2.12/reference/proxy-metrics.md
View file
Open in desktop
Original file line number Diff line number Diff line change
Expand Up @@ -192,8 +192,6 @@ layer.
updated when the connection closes.
* `tcp_read_bytes_total`: A counter of the total number of received bytes. This
is updated when the connection closes.
* `tcp_connection_duration_ms`: A histogram of the duration of the lifetime of a
connection, in milliseconds. This is updated when the connection closes.
* `inbound_tcp_errors_total`: A counter of the total number of inbound TCP
connections that could not be processed due to a proxy error.
* `outbound_tcp_errors_total`: A counter of the total number of outbound TCP
Expand All @@ -220,7 +218,7 @@ are also added to transport-level metrics, when applicable.
#### Connection Close Labels

The following labels are added only to metrics which are updated when a
connection closes (`tcp_close_total` and `tcp_connection_duration_ms`):
connection closes (`tcp_close_total`):

* `classification`: `success` if the connection terminated cleanly, `failure` if
the connection closed due to a connection failure.
Expand Down
1 change: 0 additions & 1 deletion linkerd.io/content/2.12/tasks/upgrade.md
View file
Open in desktop
Original file line number Diff line number Diff line change
Expand Up @@ -501,7 +501,6 @@ be aware of when upgrading from `stable-2.10.x`:
result of their deprecation in Kubernetes v1.21 and above. The control plane
and core extensions will now be shipped without PSPs; they can be enabled
through a new install option `enablePSP: true`.
- The `tcp_connection_duration_ms` metric has been removed.
- Opaque ports changes: `443` is no longer included in the default opaque ports
list. Ports `4444`, `6379` and `9300` corresponding to Galera, Redis and
ElasticSearch respectively (all server speak first protocols) have been added
Expand Down
4 changes: 1 addition & 3 deletions linkerd.io/content/2.13/reference/proxy-metrics.md
View file
Open in desktop
Original file line number Diff line number Diff line change
Expand Up @@ -192,8 +192,6 @@ layer.
updated when the connection closes.
* `tcp_read_bytes_total`: A counter of the total number of received bytes. This
is updated when the connection closes.
* `tcp_connection_duration_ms`: A histogram of the duration of the lifetime of a
connection, in milliseconds. This is updated when the connection closes.
* `inbound_tcp_errors_total`: A counter of the total number of inbound TCP
connections that could not be processed due to a proxy error.
* `outbound_tcp_errors_total`: A counter of the total number of outbound TCP
Expand All @@ -220,7 +218,7 @@ are also added to transport-level metrics, when applicable.
#### Connection Close Labels

The following labels are added only to metrics which are updated when a
connection closes (`tcp_close_total` and `tcp_connection_duration_ms`):
connection closes (`tcp_close_total`):

* `classification`: `success` if the connection terminated cleanly, `failure` if
the connection closed due to a connection failure.
Expand Down
1 change: 0 additions & 1 deletion linkerd.io/content/2.13/tasks/upgrade.md
View file
Open in desktop
Original file line number Diff line number Diff line change
Expand Up @@ -514,7 +514,6 @@ be aware of when upgrading from `stable-2.10.x`:
result of their deprecation in Kubernetes v1.21 and above. The control plane
and core extensions will now be shipped without PSPs; they can be enabled
through a new install option `enablePSP: true`.
- The `tcp_connection_duration_ms` metric has been removed.
- Opaque ports changes: `443` is no longer included in the default opaque ports
list. Ports `4444`, `6379` and `9300` corresponding to Galera, Redis and
ElasticSearch respectively (all server speak first protocols) have been added
Expand Down
4 changes: 1 addition & 3 deletions linkerd.io/content/2.14/reference/proxy-metrics.md
View file
Open in desktop
Original file line number Diff line number Diff line change
Expand Up @@ -192,8 +192,6 @@ layer.
updated when the connection closes.
* `tcp_read_bytes_total`: A counter of the total number of received bytes. This
is updated when the connection closes.
* `tcp_connection_duration_ms`: A histogram of the duration of the lifetime of a
connection, in milliseconds. This is updated when the connection closes.
* `inbound_tcp_errors_total`: A counter of the total number of inbound TCP
connections that could not be processed due to a proxy error.
* `outbound_tcp_errors_total`: A counter of the total number of outbound TCP
Expand All @@ -220,7 +218,7 @@ are also added to transport-level metrics, when applicable.
#### Connection Close Labels

The following labels are added only to metrics which are updated when a
connection closes (`tcp_close_total` and `tcp_connection_duration_ms`):
connection closes (`tcp_close_total`):

* `classification`: `success` if the connection terminated cleanly, `failure` if
the connection closed due to a connection failure.
Expand Down
1 change: 0 additions & 1 deletion linkerd.io/content/2.14/tasks/upgrade.md
View file
Open in desktop
Original file line number Diff line number Diff line change
Expand Up @@ -529,7 +529,6 @@ be aware of when upgrading from `stable-2.10.x`:
result of their deprecation in Kubernetes v1.21 and above. The control plane
and core extensions will now be shipped without PSPs; they can be enabled
through a new install option `enablePSP: true`.
- The `tcp_connection_duration_ms` metric has been removed.
- Opaque ports changes: `443` is no longer included in the default opaque ports
list. Ports `4444`, `6379` and `9300` corresponding to Galera, Redis and
ElasticSearch respectively (all server speak first protocols) have been added
Expand Down
4 changes: 1 addition & 3 deletions linkerd.io/content/2.15/reference/proxy-metrics.md
View file
Open in desktop
Original file line number Diff line number Diff line change
Expand Up @@ -192,8 +192,6 @@ layer.
updated when the connection closes.
* `tcp_read_bytes_total`: A counter of the total number of received bytes. This
is updated when the connection closes.
* `tcp_connection_duration_ms`: A histogram of the duration of the lifetime of a
connection, in milliseconds. This is updated when the connection closes.
* `inbound_tcp_errors_total`: A counter of the total number of inbound TCP
connections that could not be processed due to a proxy error.
* `outbound_tcp_errors_total`: A counter of the total number of outbound TCP
Expand All @@ -220,7 +218,7 @@ are also added to transport-level metrics, when applicable.
#### Connection Close Labels

The following labels are added only to metrics which are updated when a
connection closes (`tcp_close_total` and `tcp_connection_duration_ms`):
connection closes (`tcp_close_total`):

* `classification`: `success` if the connection terminated cleanly, `failure` if
the connection closed due to a connection failure.
Expand Down
1 change: 0 additions & 1 deletion linkerd.io/content/2.15/tasks/upgrade.md
View file
Open in desktop
Original file line number Diff line number Diff line change
Expand Up @@ -591,7 +591,6 @@ be aware of when upgrading from `stable-2.10.x`:
result of their deprecation in Kubernetes v1.21 and above. The control plane
and core extensions will now be shipped without PSPs; they can be enabled
through a new install option `enablePSP: true`.
- The `tcp_connection_duration_ms` metric has been removed.
- Opaque ports changes: `443` is no longer included in the default opaque ports
list. Ports `4444`, `6379` and `9300` corresponding to Galera, Redis and
ElasticSearch respectively (all server speak first protocols) have been added
Expand Down
4 changes: 1 addition & 3 deletions linkerd.io/content/2.16/reference/proxy-metrics.md
View file
Open in desktop
Original file line number Diff line number Diff line change
Expand Up @@ -192,8 +192,6 @@ layer.
updated when the connection closes.
* `tcp_read_bytes_total`: A counter of the total number of received bytes. This
is updated when the connection closes.
* `tcp_connection_duration_ms`: A histogram of the duration of the lifetime of a
connection, in milliseconds. This is updated when the connection closes.
* `inbound_tcp_errors_total`: A counter of the total number of inbound TCP
connections that could not be processed due to a proxy error.
* `outbound_tcp_errors_total`: A counter of the total number of outbound TCP
Expand All @@ -220,7 +218,7 @@ are also added to transport-level metrics, when applicable.
#### Connection Close Labels

The following labels are added only to metrics which are updated when a
connection closes (`tcp_close_total` and `tcp_connection_duration_ms`):
connection closes (`tcp_close_total`):

* `classification`: `success` if the connection terminated cleanly, `failure` if
the connection closed due to a connection failure.
Expand Down
1 change: 0 additions & 1 deletion linkerd.io/content/2.16/tasks/upgrade.md
View file
Open in desktop
Original file line number Diff line number Diff line change
Expand Up @@ -591,7 +591,6 @@ be aware of when upgrading from `stable-2.10.x`:
result of their deprecation in Kubernetes v1.21 and above. The control plane
and core extensions will now be shipped without PSPs; they can be enabled
through a new install option `enablePSP: true`.
- The `tcp_connection_duration_ms` metric has been removed.
- Opaque ports changes: `443` is no longer included in the default opaque ports
list. Ports `4444`, `6379` and `9300` corresponding to Galera, Redis and
ElasticSearch respectively (all server speak first protocols) have been added
Expand Down
4 changes: 1 addition & 3 deletions linkerd.io/content/2.17/reference/proxy-metrics.md
View file
Open in desktop
Original file line number Diff line number Diff line change
Expand Up @@ -192,8 +192,6 @@ layer.
updated when the connection closes.
* `tcp_read_bytes_total`: A counter of the total number of received bytes. This
is updated when the connection closes.
* `tcp_connection_duration_ms`: A histogram of the duration of the lifetime of a
connection, in milliseconds. This is updated when the connection closes.
* `inbound_tcp_errors_total`: A counter of the total number of inbound TCP
connections that could not be processed due to a proxy error.
* `outbound_tcp_errors_total`: A counter of the total number of outbound TCP
Expand All @@ -220,7 +218,7 @@ are also added to transport-level metrics, when applicable.
#### Connection Close Labels

The following labels are added only to metrics which are updated when a
connection closes (`tcp_close_total` and `tcp_connection_duration_ms`):
connection closes (`tcp_close_total`):

* `classification`: `success` if the connection terminated cleanly, `failure` if
the connection closed due to a connection failure.
Expand Down
1 change: 0 additions & 1 deletion linkerd.io/content/2.17/tasks/upgrade.md
View file
Open in desktop
Original file line number Diff line number Diff line change
Expand Up @@ -591,7 +591,6 @@ be aware of when upgrading from `stable-2.10.x`:
result of their deprecation in Kubernetes v1.21 and above. The control plane
and core extensions will now be shipped without PSPs; they can be enabled
through a new install option `enablePSP: true`.
- The `tcp_connection_duration_ms` metric has been removed.
- Opaque ports changes: `443` is no longer included in the default opaque ports
list. Ports `4444`, `6379` and `9300` corresponding to Galera, Redis and
ElasticSearch respectively (all server speak first protocols) have been added
Expand Down