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AWS opensearch-service documentation change

Service: opensearch-service · 2026-05-28 · Documentation low

File: opensearch-service/latest/developerguide/observability-app-monitoring.md

Summary

Updated image alt texts and captions for observability diagrams

Security assessment

Changes are accessibility improvements for images with no security implications or security feature documentation.

Diff

diff --git a/opensearch-service/latest/developerguide/observability-app-monitoring.md b/opensearch-service/latest/developerguide/observability-app-monitoring.md
index 61913282b..e5b76e3a0 100644
--- a//opensearch-service/latest/developerguide/observability-app-monitoring.md
+++ b//opensearch-service/latest/developerguide/observability-app-monitoring.md
@@ -39 +39 @@ The following diagram shows the end-to-end architecture for application monitori
-![](/images/opensearch-service/latest/developerguide/images/otel-sdk-service.png)
+![Architecture diagram showing microservices sending OTLP data through OTel Collector to OpenSearch Observability Stack components.](/images/opensearch-service/latest/developerguide/images/otel-sdk-service.png)
@@ -62 +62 @@ The Services home page displays a table of all instrumented services along with
-![](/images/opensearch-service/latest/developerguide/images/apm/services-home.png)
+![Services page showing top services by fault rate, dependency paths, and service catalog with latency and throughput metrics.](/images/opensearch-service/latest/developerguide/images/apm/services-home.png)
@@ -102 +102 @@ To open the service detail view, select a service name in the services table. Th
-![](/images/opensearch-service/latest/developerguide/images/apm/services-overview.png)
+![Service overview dashboard showing throughput, fault rate, error rate, availability, and latency metrics for frontend service.](/images/opensearch-service/latest/developerguide/images/apm/services-overview.png)
@@ -121 +121 @@ The Operations tab provides a per-operation breakdown for the selected service.
-![](/images/opensearch-service/latest/developerguide/images/apm/service-operations.png)
+![Operations table showing POST /api/checkout with 50.0% availability, accompanied by request, error, and latency graphs.](/images/opensearch-service/latest/developerguide/images/apm/service-operations.png)
@@ -137 +137 @@ The Dependencies tab displays the downstream services that the selected service
-![](/images/opensearch-service/latest/developerguide/images/apm/service-dependencies.png)
+![Dependencies tab showing checkout and product-reviews services with latency, requests, error rate, and availability metrics.](/images/opensearch-service/latest/developerguide/images/apm/service-dependencies.png)
@@ -155 +155 @@ The service detail view provides in-context correlations that let you navigate f
-![](/images/opensearch-service/latest/developerguide/images/apm/service-span-correlations.png)
+![Table showing correlated spans for POST /api/checkout operation with columns for Time, Status, HTTP Status, Kind, Operation, and Span ID.](/images/opensearch-service/latest/developerguide/images/apm/service-span-correlations.png)
@@ -176 +176 @@ The following image shows the Application Map.
-![](/images/opensearch-service/latest/developerguide/images/apm/application-map.png)
+![Application Map showing service dependencies with nodes for frontend-proxy, frontend, checkout, cart, currency, fraud-detection, email, mcp-server, weather-agent, and events-agent.](/images/opensearch-service/latest/developerguide/images/apm/application-map.png)
@@ -197 +197 @@ You can group services by attributes such as programming language, team, or envi
-![](/images/opensearch-service/latest/developerguide/images/apm/groupby-attributes.png)
+![Application map showing services grouped by programming language including cpp, erlang, python, go, nodejs, rust, dotnet, java, ruby, and php with request and service counts.](/images/opensearch-service/latest/developerguide/images/apm/groupby-attributes.png)
@@ -205 +205 @@ To view details for a service, select a node on the map. A detail panel opens wi
-![](/images/opensearch-service/latest/developerguide/images/apm/application-map-node-details.png)
+![Application map showing frontend service node selected with detail panel displaying health metrics, requests graph, and latency percentiles.](/images/opensearch-service/latest/developerguide/images/apm/application-map-node-details.png)
@@ -248 +248 @@ The following image shows the map filtered by error rate.
-![](/images/opensearch-service/latest/developerguide/images/apm/filter-by-error-rate.png)
+![Application map showing services filtered by fault rate greater than 5%, displaying frontend-proxy, frontend, weather-agent, travel-planner, and mcp-server services with request counts.](/images/opensearch-service/latest/developerguide/images/apm/filter-by-error-rate.png)