Merge pull request #6856 from EnterpriseDB/extensions-docs-1564-otel-updates-may

docs-1564 various changes to Otel install/configure

Author: piano35-edb

advocacy_docs/pg_extensions/otel/configuring.mdx

@@ -11,7 +11,10 @@ No permissions changes are required for edb_otel.
 
 ## Prerequisites
 
-Before using edb_otel to export metrics, you must set up an OpenTelemetry collector endpoint that edb_otel can communicate with. For detailed information on how to set up a quick test of the OpenTelemetry endpoint using Docker, see [OTLP Exporter Example](https://github.com/open-telemetry/opentelemetry-cpp/tree/main/examples/otlp).
+The following prerequisites must be completed before using edb_otel to export metrics:
+
+- Set up an OpenTelemetry collector endpoint that edb_otel can communicate with. For detailed information on how to set up a quick test of the OpenTelemetry endpoint using Docker, see [OTLP Exporter Example](https://github.com/open-telemetry/opentelemetry-cpp/tree/main/examples/otlp).
+- Install the pg_cron extension to schedule jobs for the pg_exporter. 
 
 ## GUCs
 
@@ -91,5 +94,3 @@ The `edb_otel_metric` function has the following parameters.
 !!!Note
 Take care when calling the function that sends metrics. It's important to avoid using it in hot paths and while holding locks, since it currently enters third-party code. In the future, it may still perform non-trivial work, if only pushing data through a shm_mq to a background worker.
 !!!
-
-For a detailed example of this C API usage, where `pg_stat_statements` was instrumented to send all metrics through OTEL, see this [example](https://github.com/EnterpriseDB/opentelemetry-work/blob/arthur/pg17/contrib/pg_stat_statements/pg_stat_statements.c).

advocacy_docs/pg_extensions/otel/installing.mdx

@@ -41,7 +41,7 @@ The syntax to install edb_otel on EDB Postgres Advanced Server and EDB Postgres
 sudo <package-manager> -y install edb-as<postgres_version>-edb_otel
 
 # For EDB Postgres Extended:
-sudo <package-maanger> -y install edb-postgresextended<postgres_version>-edb_otel
+sudo <package-manager> -y install edb-postgresextended<postgres_version>-edb_otel
 ```
 
 Where:
@@ -55,17 +55,25 @@ Where:
 
 - `<postgres_version>` is the version of Postgres you're using. 
 
-For example, to install the latest version of edb_otel for EDB Postgres Advanced Server 17 on a RHEL 9 platform:
+Examples:
+
+To install the latest version of edb_otel for EDB Postgres Advanced Server 17 on a RHEL 9 platform:
 
 ```shell
 sudo dnf -y install edb-as17-edb_otel
 ```
 
+To install the latest version of edb_otel for EDB Postgres Extended 17 on a RHEL 9 platform:
+
+```shell
+sudo dnf -y install edb-postgresextended17-edb_otel
+```
+
 The syntax to install edb_otel on PostgreSQL is:
 
 ```shell
 # For RHEL 9 and its derivatives:
-sudo dnf -y install edb_otel_<postgres_version>
+sudo dnf -y install edb-pg<postgres_version>-edb_otel
 ```
 
 Where `<postgres_version>` is the version of PostgreSQL you're using.

advocacy_docs/pg_extensions/otel/rel_notes/index.mdx

@@ -8,5 +8,5 @@ The edb_otel documentation describes the latest version of edb_otel, including m
 
 |             Version              | Release date |
 | -------------------------------- | ------------ |
-| [1.0.0](edb_otel_1.0.0_rel_notes) | 04 March 2025  |
+| [1.0.0](edb_otel_1.0.0_rel_notes) | 28 March 2025  |