diff --git a/src/main/java/com/kamco/cd/training/model/service/TmpDatasetService.java b/src/main/java/com/kamco/cd/training/model/service/TmpDatasetService.java
index 16471c7..04a969f 100644
--- a/src/main/java/com/kamco/cd/training/model/service/TmpDatasetService.java
+++ b/src/main/java/com/kamco/cd/training/model/service/TmpDatasetService.java
@@ -71,7 +71,6 @@ public class TmpDatasetService {
               Path dst = tmp.resolve(type).resolve(part).resolve(dstName);
 
               try {
-                // ✅ 덮어쓰기
                 if (Files.exists(dst) || Files.isSymbolicLink(dst)) {
                   Files.delete(dst);
                   log.debug("deleted existing: {}", dst);
diff --git a/src/main/java/com/kamco/cd/training/train/service/DockerTrainService.java b/src/main/java/com/kamco/cd/training/train/service/DockerTrainService.java
index f04e756..d998df9 100644
--- a/src/main/java/com/kamco/cd/training/train/service/DockerTrainService.java
+++ b/src/main/java/com/kamco/cd/training/train/service/DockerTrainService.java
@@ -169,7 +169,7 @@ public class DockerTrainService {
 
     // 컨테이너 이름 지정
     c.add("--name");
-    c.add(containerName + "-" + req.getUuid().substring(0, 8));
+    c.add(containerName);
 
     // 실행 종료 시 자동 삭제
     c.add("--rm");
@@ -206,7 +206,7 @@ public class DockerTrainService {
 
     // 요청/결과 디렉토리 볼륨 마운트
     c.add("-v");
-    c.add(requestDir + ":/data");
+    c.add(requestDir + "/tmp:/data");
     c.add("-v");
     c.add(responseDir + ":/checkpoints");
 
@@ -377,7 +377,7 @@ public class DockerTrainService {
     c.add("docker");
     c.add("run");
     c.add("--name");
-    c.add(containerName + "=" + req.getUuid().substring(0, 8));
+    c.add(containerName);
     c.add("--rm");
 
     c.add("--gpus");