diff --git a/src/java.desktop/macosx/native/libawt_lwawt/java2d/metal/MTLTextRenderer.m b/src/java.desktop/macosx/native/libawt_lwawt/java2d/metal/MTLTextRenderer.m
index 8f7ac4c0bbd..a1b2e18f2f2 100644
--- a/src/java.desktop/macosx/native/libawt_lwawt/java2d/metal/MTLTextRenderer.m
+++ b/src/java.desktop/macosx/native/libawt_lwawt/java2d/metal/MTLTextRenderer.m
@@ -617,6 +617,7 @@
     jfloat tx1, ty1, tx2, ty2;
     jint w = ginfo->width;
     jint h = ginfo->height;
+    J2dTraceLn1(J2D_TRACE_INFO, "MTLTR_DrawLCDGlyphViaCache %d", rgbOrder);
 
     if (glyphMode != MODE_USE_CACHE_LCD) {
         if (glyphMode == MODE_NO_CACHE_GRAY) {
@@ -635,6 +636,7 @@
             MTLTR_SetLCDCachePipelineState(mtlc);
         }
         if (rgbOrder != lastRGBOrder) {
+            J2dTraceLn(J2D_TRACE_INFO, "RGB order changed");
             // need to invalidate the cache in this case; see comments
             // for lastRGBOrder above
             MTLGlyphCache_Invalidate(glyphCacheLCD);
diff --git a/src/java.desktop/share/native/common/java2d/opengl/OGLTextRenderer.c b/src/java.desktop/share/native/common/java2d/opengl/OGLTextRenderer.c
index 4df0a7fe06a..e43111eca71 100644
--- a/src/java.desktop/share/native/common/java2d/opengl/OGLTextRenderer.c
+++ b/src/java.desktop/share/native/common/java2d/opengl/OGLTextRenderer.c
@@ -716,6 +716,7 @@ OGLTR_DrawLCDGlyphViaCache(OGLContext *oglc, OGLSDOps *dstOps,
     jint dx1, dy1, dx2, dy2;
     jfloat dtx1, dty1, dtx2, dty2;
 
+    J2dTraceLn1(J2D_TRACE_INFO, "OGLTR_DrawLCDGlyphViaCache %d", rgbOrder);
     if (glyphMode != MODE_USE_CACHE_LCD) {
         OGLTR_DisableGlyphModeState();
         CHECK_PREVIOUS_OP(GL_TEXTURE_2D);
@@ -728,6 +729,7 @@ OGLTR_DrawLCDGlyphViaCache(OGLContext *oglc, OGLSDOps *dstOps,
         }
 
         if (rgbOrder != lastRGBOrder) {
+            J2dTraceLn(J2D_TRACE_INFO, "RGB order changed");
             // need to invalidate the cache in this case; see comments
             // for lastRGBOrder above
             AccelGlyphCache_Invalidate(glyphCacheLCD);