# HG changeset patch
# User Alain Mazy <am@orthanc.team>
# Date 1792503630 -7200
# Node ID 2c0758ba1ab68ed16d60f67345beb15021e73ef3
# Parent  745b6573db7145957d4c223a157f39968267c9cf
Fix uncompressed size in Prometheus metrics

diff -r 745b6573db71 -r 2c0758ba1ab6 NEWS
--- a/NEWS	Tue Oct 20 09:51:09 2026 +0200
+++ b/NEWS	Tue Oct 20 15:40:30 2026 +0200
@@ -42,6 +42,8 @@
 * Reduced the number of SQL queries when accessing /instances/../tags
 * Fixed performance regression when a plugin is accessing only the DICOM tags of a file
   (https://discourse.orthanc-server.org/t/1-13-0-orthancpluginloaddicominstance-reads-the-whole-dicom-file-in-emptypixeldata-and-untilpixeldata-modes/6489)
+* Fix uncompressed size in Prometheus metrics
+  (https://discourse.orthanc-server.org/t/fixing-prometheus-metrics-contribution/6490)
 * Fix use of the static runtime under Visual Studio (/MT), which broke in 1.12.10
 * New CMake options: 
   - "THIRD_PARTY_DOWNLOADS_ROOT_URL" to specify another webserver to downloads the third-parties from.
diff -r 745b6573db71 -r 2c0758ba1ab6 OrthancServer/Sources/OrthancRestApi/OrthancRestSystem.cpp
--- a/OrthancServer/Sources/OrthancRestApi/OrthancRestSystem.cpp	Tue Oct 20 09:51:09 2026 +0200
+++ b/OrthancServer/Sources/OrthancRestApi/OrthancRestSystem.cpp	Tue Oct 20 15:40:30 2026 +0200
@@ -1032,7 +1032,7 @@
 
     MetricsRegistry& registry = context.GetMetricsRegistry();
     registry.SetFloatValue("orthanc_disk_size_mb", static_cast<float>(diskSize) / MEGABYTE);
-    registry.SetFloatValue("orthanc_uncompressed_size_mb", static_cast<float>(diskSize) / MEGABYTE);
+    registry.SetFloatValue("orthanc_uncompressed_size_mb", static_cast<float>(uncompressedSize) / MEGABYTE);
     registry.SetIntegerValue("orthanc_count_patients", static_cast<int64_t>(countPatients));
     registry.SetIntegerValue("orthanc_count_studies", static_cast<int64_t>(countStudies));
     registry.SetIntegerValue("orthanc_count_series", static_cast<int64_t>(countSeries));