diff --git a/Dockerfile b/Dockerfile
index 16209e91ab..705770d659 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -6,11 +6,11 @@ ARG MS_VERSION=dev
 
 RUN mkdir -p /opt/apps && mkdir -p /opt/jmeter
 
-ADD backend/target/backend-1.0.jar /opt/apps
+ADD backend/target/backend-1.1.jar /opt/apps
 
 ADD backend/target/classes/jmeter/ /opt/jmeter/
 
-ENV JAVA_APP_JAR=/opt/apps/backend-1.0.jar
+ENV JAVA_APP_JAR=/opt/apps/backend-1.1.jar
 
 ENV AB_OFF=true
 
diff --git a/backend/pom.xml b/backend/pom.xml
index a5ba9df9a0..430247e92e 100644
--- a/backend/pom.xml
+++ b/backend/pom.xml
@@ -7,7 +7,7 @@
     <parent>
         <artifactId>metersphere-server</artifactId>
         <groupId>io.metersphere</groupId>
-        <version>1.0</version>
+        <version>1.1</version>
     </parent>
 
     <modelVersion>4.0.0</modelVersion>
@@ -376,4 +376,4 @@
             <url>https://maven.pkg.github.com/metersphere/jmeter-plugins-for-apache-dubbo</url>
         </repository>
     </repositories>
-</project>
\ No newline at end of file
+</project>
diff --git a/backend/src/main/java/io/metersphere/base/mapper/ext/ExtTestCaseMapper.java b/backend/src/main/java/io/metersphere/base/mapper/ext/ExtTestCaseMapper.java
index 7ad9f0e5aa..6c3461bf73 100644
--- a/backend/src/main/java/io/metersphere/base/mapper/ext/ExtTestCaseMapper.java
+++ b/backend/src/main/java/io/metersphere/base/mapper/ext/ExtTestCaseMapper.java
@@ -3,6 +3,7 @@ package io.metersphere.base.mapper.ext;
 import io.metersphere.base.domain.TestCase;
 import io.metersphere.track.request.testcase.QueryTestCaseRequest;
 import io.metersphere.track.dto.TestCaseDTO;
+import io.metersphere.track.request.testcase.TestCaseBatchRequest;
 import org.apache.ibatis.annotations.Param;
 
 import java.util.List;
@@ -15,7 +16,7 @@ public interface ExtTestCaseMapper {
 
     List<TestCaseDTO> listByMethod(@Param("request") QueryTestCaseRequest request);
 
-    List<TestCaseDTO> listBytestCaseIds(@Param("request")  QueryTestCaseRequest request);
+    List<TestCaseDTO> listBytestCaseIds(@Param("request") TestCaseBatchRequest request);
 
     TestCase getMaxNumByProjectId(@Param("projectId") String projectId);
 
diff --git a/backend/src/main/java/io/metersphere/base/mapper/ext/ExtTestCaseMapper.xml b/backend/src/main/java/io/metersphere/base/mapper/ext/ExtTestCaseMapper.xml
index 7d02963964..8949c82d2f 100644
--- a/backend/src/main/java/io/metersphere/base/mapper/ext/ExtTestCaseMapper.xml
+++ b/backend/src/main/java/io/metersphere/base/mapper/ext/ExtTestCaseMapper.xml
@@ -202,9 +202,9 @@
         select test_case.*,api_test.name as apiName,load_test.name AS performName from test_case left join api_test on
         test_case.test_id=api_test.id left join load_test on test_case.test_id=load_test.id
         <where>
-            <if test="request.testCaseIds!=null and request.testCaseIds.size() > 0">
+            <if test="request.ids!=null and request.ids.size() > 0">
                 and test_case.id in
-                <foreach collection="request.testCaseIds" open="(" close=")" separator="," item="id">
+                <foreach collection="request.ids" open="(" close=")" separator="," item="id">
                     #{id}
                 </foreach>
             </if>
diff --git a/backend/src/main/java/io/metersphere/performance/controller/PerformanceReportController.java b/backend/src/main/java/io/metersphere/performance/controller/PerformanceReportController.java
index b3d806ef85..178b6304f6 100644
--- a/backend/src/main/java/io/metersphere/performance/controller/PerformanceReportController.java
+++ b/backend/src/main/java/io/metersphere/performance/controller/PerformanceReportController.java
@@ -15,12 +15,11 @@ import io.metersphere.performance.controller.request.ReportRequest;
 import io.metersphere.performance.service.ReportService;
 import org.apache.shiro.authz.annotation.Logical;
 import org.apache.shiro.authz.annotation.RequiresRoles;
-import org.springframework.http.HttpHeaders;
-import org.springframework.http.MediaType;
-import org.springframework.http.ResponseEntity;
 import org.springframework.web.bind.annotation.*;
 
 import javax.annotation.Resource;
+import javax.servlet.http.HttpServletResponse;
+import java.io.OutputStream;
 import java.util.List;
 
 @RestController
@@ -112,11 +111,15 @@ public class PerformanceReportController {
     }
 
     @GetMapping("log/download/{reportId}/{resourceId}")
-    public ResponseEntity<byte[]> downloadLog(@PathVariable String reportId, @PathVariable String resourceId) {
-        byte[] bytes = reportService.downloadLog(reportId, resourceId);
-        return ResponseEntity.ok()
-                .contentType(MediaType.parseMediaType("application/octet-stream"))
-                .header(HttpHeaders.CONTENT_DISPOSITION, "attachment; filename=\"jmeter.log\"")
-                .body(bytes);
+    public void downloadLog(@PathVariable String reportId, @PathVariable String resourceId, HttpServletResponse response) throws Exception {
+        try (OutputStream outputStream = response.getOutputStream()) {
+            List<String> content = reportService.downloadLog(reportId, resourceId);
+            response.setContentType("application/x-download");
+            response.addHeader("Content-Disposition", "attachment;filename=jmeter.log");
+            for (String log : content) {
+                outputStream.write(log.getBytes());
+            }
+            outputStream.flush();
+        }
     }
 }
diff --git a/backend/src/main/java/io/metersphere/performance/service/ReportService.java b/backend/src/main/java/io/metersphere/performance/service/ReportService.java
index 96bde66a53..ff5ec96f9e 100644
--- a/backend/src/main/java/io/metersphere/performance/service/ReportService.java
+++ b/backend/src/main/java/io/metersphere/performance/service/ReportService.java
@@ -25,6 +25,7 @@ import org.springframework.transaction.annotation.Transactional;
 import javax.annotation.Resource;
 import java.util.ArrayList;
 import java.util.List;
+import java.util.stream.Collectors;
 
 @Service
 @Transactional(rollbackFor = Exception.class)
@@ -210,14 +211,13 @@ public class ReportService {
         return loadTestReportLogMapper.selectByExampleWithBLOBs(example);
     }
 
-    public byte[] downloadLog(String reportId, String resourceId) {
+    public List<String> downloadLog(String reportId, String resourceId) {
         LoadTestReportLogExample example = new LoadTestReportLogExample();
         example.createCriteria().andReportIdEqualTo(reportId).andResourceIdEqualTo(resourceId);
         example.setOrderByClause("part desc");
         List<LoadTestReportLog> loadTestReportLogs = loadTestReportLogMapper.selectByExampleWithBLOBs(example);
 
-        String content = loadTestReportLogs.stream().map(LoadTestReportLog::getContent).reduce("", (a, b) -> a + b);
-        return content.getBytes();
+        return loadTestReportLogs.stream().map(LoadTestReportLog::getContent).collect(Collectors.toList());
     }
 
     public LoadTestReport getReport(String reportId) {
diff --git a/backend/src/main/java/io/metersphere/track/controller/TestCaseController.java b/backend/src/main/java/io/metersphere/track/controller/TestCaseController.java
index b6b519c0ae..d3a79acb54 100644
--- a/backend/src/main/java/io/metersphere/track/controller/TestCaseController.java
+++ b/backend/src/main/java/io/metersphere/track/controller/TestCaseController.java
@@ -110,9 +110,9 @@ public class TestCaseController {
     public void testCaseTemplateExport(HttpServletResponse response){
         testCaseService.testCaseTemplateExport(response);
     }
-    @GetMapping("/export/testCase/{testCaseIds}")
+    @PostMapping("/export/testcase")
     @RequiresRoles(value = {RoleConstants.TEST_USER, RoleConstants.TEST_MANAGER}, logical = Logical.OR)
-    public void testCaseExport(HttpServletResponse response,QueryTestCaseRequest request){
+    public void testCaseExport( HttpServletResponse response,@RequestBody TestCaseBatchRequest request){
         testCaseService.testCaseExport(response,request);
     }
 
diff --git a/backend/src/main/java/io/metersphere/track/service/TestCaseService.java b/backend/src/main/java/io/metersphere/track/service/TestCaseService.java
index 477fc7eb7a..a2e3d6040f 100644
--- a/backend/src/main/java/io/metersphere/track/service/TestCaseService.java
+++ b/backend/src/main/java/io/metersphere/track/service/TestCaseService.java
@@ -310,7 +310,7 @@ public class TestCaseService {
         return list;
     }
 
-    public void testCaseExport(HttpServletResponse response, QueryTestCaseRequest request) {
+    public void testCaseExport(HttpServletResponse response, TestCaseBatchRequest request) {
         EasyExcelExporter easyExcelExporter = null;
         try {
             easyExcelExporter = new EasyExcelExporter(TestCaseExcelData.class);
@@ -323,7 +323,7 @@ public class TestCaseService {
         }
     }
 
-    private List<TestCaseExcelData> generateTestCaseExcel(QueryTestCaseRequest request) {
+    private List<TestCaseExcelData> generateTestCaseExcel(TestCaseBatchRequest request) {
         List<TestCaseDTO> TestCaseList = extTestCaseMapper.listBytestCaseIds(request);
         List<TestCaseExcelData> list = new ArrayList<>();
         SessionUser user = SessionUtils.getUser();
diff --git a/frontend/pom.xml b/frontend/pom.xml
index e78f03d58c..fad8d9c5c0 100644
--- a/frontend/pom.xml
+++ b/frontend/pom.xml
@@ -7,7 +7,7 @@
   <parent>
     <artifactId>metersphere-server</artifactId>
     <groupId>io.metersphere</groupId>
-    <version>1.0</version>
+    <version>1.1</version>
   </parent>
 
   <modelVersion>4.0.0</modelVersion>
diff --git a/frontend/src/business/components/track/case/components/TestCaseList.vue b/frontend/src/business/components/track/case/components/TestCaseList.vue
index 2bcc6ed782..d36227613a 100644
--- a/frontend/src/business/components/track/case/components/TestCaseList.vue
+++ b/frontend/src/business/components/track/case/components/TestCaseList.vue
@@ -292,9 +292,10 @@
       },
       exportTestCase() {
         let config = {
-          url: '/test/case/export/testCase/' + [...this.selectIds],
-          method: 'get',
-          responseType: 'blob'
+          url: '/test/case/export/testcase',
+          method: 'post',
+          responseType: 'blob',
+          data: {ids: [...this.selectIds]}
         };
         this.result = this.$request(config).then(response => {
           const filename = this.$t('test_track.case.test_case') + ".xlsx";
diff --git a/pom.xml b/pom.xml
index 7277be513f..d6a5c89a3e 100644
--- a/pom.xml
+++ b/pom.xml
@@ -4,7 +4,7 @@
     <modelVersion>4.0.0</modelVersion>
     <groupId>io.metersphere</groupId>
     <artifactId>metersphere-server</artifactId>
-    <version>1.0</version>
+    <version>1.1</version>
     <packaging>pom</packaging>
 
     <parent>