--- old/src/hotspot/share/classfile/classLoader.cpp	2018-10-23 21:29:45.418924348 -0700
+++ new/src/hotspot/share/classfile/classLoader.cpp	2018-10-23 21:29:45.063890728 -0700
@@ -1472,13 +1472,13 @@
     char* path = skip_uri_protocol(src);
     char* canonical_class_src_path = NEW_RESOURCE_ARRAY_IN_THREAD(THREAD, char, JVM_MAXPATHLEN);
     if (!get_canonical_path(path, canonical_class_src_path, JVM_MAXPATHLEN)) {
-      tty->print_cr("Bad pathname %s. CDS dump aborted.", path);
+      log_error(cds)("Bad pathname %s. CDS dump aborted.", path);
       vm_exit(1);
     }
     for (int i = 0; i < FileMapInfo::get_number_of_shared_paths(); i++) {
       SharedClassPathEntry* ent = FileMapInfo::shared_path(i);
       if (!get_canonical_path(ent->name(), canonical_path_table_entry, JVM_MAXPATHLEN)) {
-        tty->print_cr("Bad pathname %s. CDS dump aborted.", ent->name());
+        log_error(cds)("Bad pathname %s. CDS dump aborted.", ent->name());
         vm_exit(1);
       }
       // If the path (from the class stream source) is the same as the shared
--- old/src/hotspot/share/classfile/classLoaderExt.cpp	2018-10-23 21:29:46.191997554 -0700
+++ new/src/hotspot/share/classfile/classLoaderExt.cpp	2018-10-23 21:29:45.829963271 -0700
@@ -34,6 +34,7 @@
 #include "classfile/sharedPathsMiscInfo.hpp"
 #include "classfile/systemDictionaryShared.hpp"
 #include "classfile/vmSymbols.hpp"
+#include "logging/log.hpp"
 #include "memory/allocation.inline.hpp"
 #include "memory/filemap.hpp"
 #include "memory/resourceArea.hpp"
@@ -175,7 +176,7 @@
   }
 
   if (strstr(manifest, "Extension-List:") != NULL) {
-    tty->print_cr("-Xshare:dump does not support Extension-List in JAR manifest: %s", entry->name());
+    log_error(cds)("-Xshare:dump does not support Extension-List in JAR manifest: %s", entry->name());
     vm_exit(1);
   }
 
--- old/src/hotspot/share/memory/metaspace.cpp	2018-10-23 21:29:46.974071611 -0700
+++ new/src/hotspot/share/memory/metaspace.cpp	2018-10-23 21:29:46.613037423 -0700
@@ -1291,9 +1291,9 @@
     if (DumpSharedSpaces) {
       // CDS dumping keeps loading classes, so if we hit an OOM we probably will keep hitting OOM.
       // We should abort to avoid generating a potentially bad archive.
-      tty->print_cr("Failed allocating metaspace object type %s of size " SIZE_FORMAT ". CDS dump aborted.",
+      log_error(cds)("Failed allocating metaspace object type %s of size " SIZE_FORMAT ". CDS dump aborted.",
           MetaspaceObj::type_name(type), word_size * BytesPerWord);
-      tty->print_cr("Please increase MaxMetaspaceSize (currently " SIZE_FORMAT " bytes).", MaxMetaspaceSize);
+      log_error(cds)("Please increase MaxMetaspaceSize (currently " SIZE_FORMAT " bytes).", MaxMetaspaceSize);
       vm_exit(1);
     }
     report_metadata_oome(loader_data, word_size, type, mdtype, THREAD);
--- old/src/hotspot/share/memory/metaspaceShared.cpp	2018-10-23 21:29:47.741144249 -0700
+++ new/src/hotspot/share/memory/metaspaceShared.cpp	2018-10-23 21:29:47.390111008 -0700
@@ -1650,7 +1650,7 @@
       // enable this when running real apps.
       SystemDictionary::remove_classes_in_error_state();
     } else {
-      tty->print_cr("Please remove the unverifiable classes from your class list and try again");
+      log_error(cds)("Please remove the unverifiable classes from your class list and try again");
       exit(1);
     }
   }