Log without stack trace and explain common cause when multipart parsing fails

1 files changed, 6 insertions, 5 deletions

diff --git a/configserver/src/main/java/com/yahoo/vespa/config/server/http/v2/ApplicationApiHandler.java b/configserver/src/main/java/com/yahoo/vespa/config/server/http/v2/ApplicationApiHandler.java
index ade63e8c90c..29f2125ac3c 100644
--- a/configserver/src/main/java/com/yahoo/vespa/config/server/http/v2/ApplicationApiHandler.java
+++ b/configserver/src/main/java/com/yahoo/vespa/config/server/http/v2/ApplicationApiHandler.java
@@ -93,12 +93,13 @@ public class ApplicationApiHandler extends SessionHandler {
                 PartItem appPackagePart = parts.get(MULTIPART_APPLICATION_PACKAGE);
                 compressedStream = createFromCompressedStream(appPackagePart.data(), appPackagePart.contentType(), maxApplicationPackageSize);
             } catch (IOException e) {
-                // Multipart exception happens when controller abandons the request due to other exceptions while deploying.
-                log.log(e instanceof MultiPartFormParser.MultiPartException ? FINE : WARNING,
-                        "Unable to parse multipart in deploy from tenant '" + tenantName.value() + "': " + Exceptions.toMessageString(e));
-
                 var message = "Deploy request from '" + tenantName.value() + "' contains invalid data: " + e.getMessage();
-                log.log(INFO, message + ", parts: " + parts, e);
+                if (e instanceof MultiPartFormParser.MultiPartException)
+                    log.log(INFO, "Unable to parse multipart in deploy from tenant '" + tenantName.value() + "': " +
+                            Exceptions.toMessageString(e) + ". This is usually caused by controller abandoning request " +
+                            "while streaming data to config server");
+                else
+                    log.log(INFO, message + ", parts: " + parts, e);
                 throw new BadRequestException(message);
             }
         } else {