diff --git a/src/main/java/com/kamco/cd/training/model/service/ModelTrainMngService.java b/src/main/java/com/kamco/cd/training/model/service/ModelTrainMngService.java
index dbd3613..813fca3 100644
--- a/src/main/java/com/kamco/cd/training/model/service/ModelTrainMngService.java
+++ b/src/main/java/com/kamco/cd/training/model/service/ModelTrainMngService.java
@@ -232,12 +232,7 @@ public class ModelTrainMngService {
             public FileVisitResult visitFile(Path file, BasicFileAttributes attrs)
                 throws IOException {
 
-              if (!Files.isSymbolicLink(file)) {
-                log.error("tmp 내부에 일반 파일 존재: {}", file);
-                throw new CustomApiException(
-                    "BAD_REQUEST", HttpStatus.BAD_REQUEST, "tmp 내부는 symlink만 허용");
-              }
-
+              // 파일은 전부 허용 (일반 + symlink)
               return FileVisitResult.CONTINUE;
             }
 
@@ -245,10 +240,11 @@ public class ModelTrainMngService {
             public FileVisitResult preVisitDirectory(Path directory, BasicFileAttributes attrs)
                 throws IOException {
 
+              // 루트 제외 + symlink 디렉토리 금지
               if (!directory.equals(dir) && Files.isSymbolicLink(directory)) {
                 log.error("tmp 내부에 symlink 디렉토리 존재: {}", directory);
                 throw new CustomApiException(
-                    "BAD_REQUEST", HttpStatus.BAD_REQUEST, "tmp 내부에 symlink 디렉토리 금지");
+                    "BAD_REQUEST", HttpStatus.BAD_REQUEST, "tmp 내부에 symlink 디렉토리는 허용되지 않습니다.");
               }
 
               return FileVisitResult.CONTINUE;
diff --git a/src/main/java/com/kamco/cd/training/upload/dto/UploadDto.java b/src/main/java/com/kamco/cd/training/upload/dto/UploadDto.java
index c58ff96..64f00de 100644
--- a/src/main/java/com/kamco/cd/training/upload/dto/UploadDto.java
+++ b/src/main/java/com/kamco/cd/training/upload/dto/UploadDto.java
@@ -127,12 +127,15 @@ public class UploadDto {
     @Schema(description = "상태", example = "UPLOADING")
     private String status;
 
+    // TODO 미사용시작
     @Schema(description = "총 청크 수", example = "100")
     private Integer totalChunks;
 
     @Schema(description = "업로드된 청크 수", example = "50")
     private Integer uploadedChunks;
 
+    // TODO 미사용 끝
+
     @Schema(description = "진행률 (%)", example = "50.0")
     private Double progress;