Print certain log messages once per error (#17484)

cmd/handler-utils.go

@@ -48,7 +48,7 @@ func parseLocationConstraint(r *http.Request) (location string, s3Error APIError
 	locationConstraint := createBucketLocationConfiguration{}
 	err := xmlDecoder(r.Body, &locationConstraint, r.ContentLength)
 	if err != nil && r.ContentLength != 0 {
-		logger.LogIf(GlobalContext, err)
+		logger.LogOnceIf(GlobalContext, err, "location-constraint-xml-parsing")
 		// Treat all other failures as XML parsing errors.
 		return "", ErrMalformedXML
 	} // else for both err as nil or io.EOF