diff --git a/dolphinscheduler-api/src/main/java/org/apache/dolphinscheduler/api/controller/ProcessDefinitionController.java b/dolphinscheduler-api/src/main/java/org/apache/dolphinscheduler/api/controller/ProcessDefinitionController.java
index d6c1849af4..d9516d4856 100644
--- a/dolphinscheduler-api/src/main/java/org/apache/dolphinscheduler/api/controller/ProcessDefinitionController.java
+++ b/dolphinscheduler-api/src/main/java/org/apache/dolphinscheduler/api/controller/ProcessDefinitionController.java
@@ -518,7 +518,7 @@ public class ProcessDefinitionController extends BaseController {
                            @ApiParam(name = "projectCode", value = "PROJECT_CODE", required = true) @PathVariable long projectCode,
                            @PathVariable("code") long code,
                            @RequestParam("limit") Integer limit) {
-        Map<String, Object> result = processDefinitionService.viewTree(code, limit);
+        Map<String, Object> result = processDefinitionService.viewTree(projectCode, code, limit);
         return returnDataList(result);
     }
 
diff --git a/dolphinscheduler-api/src/main/java/org/apache/dolphinscheduler/api/controller/ProcessInstanceController.java b/dolphinscheduler-api/src/main/java/org/apache/dolphinscheduler/api/controller/ProcessInstanceController.java
index 5737826da3..da48b6d9da 100644
--- a/dolphinscheduler-api/src/main/java/org/apache/dolphinscheduler/api/controller/ProcessInstanceController.java
+++ b/dolphinscheduler-api/src/main/java/org/apache/dolphinscheduler/api/controller/ProcessInstanceController.java
@@ -344,8 +344,9 @@ public class ProcessInstanceController extends BaseController {
     @ApiException(QUERY_PROCESS_INSTANCE_ALL_VARIABLES_ERROR)
     @AccessLogAnnotation
     public Result viewVariables(@ApiIgnore @RequestAttribute(value = Constants.SESSION_USER) User loginUser,
+                                @ApiParam(name = "projectCode", value = "PROJECT_CODE", required = true) @PathVariable long projectCode,
                                 @PathVariable("id") Integer id) {
-        Map<String, Object> result = processInstanceService.viewVariables(id);
+        Map<String, Object> result = processInstanceService.viewVariables(projectCode, id);
         return returnDataList(result);
     }
 
@@ -368,7 +369,7 @@ public class ProcessInstanceController extends BaseController {
     public Result viewTree(@ApiIgnore @RequestAttribute(value = Constants.SESSION_USER) User loginUser,
                            @ApiParam(name = "projectCode", value = "PROJECT_CODE", required = true) @PathVariable long projectCode,
                            @PathVariable("id") Integer id) throws Exception {
-        Map<String, Object> result = processInstanceService.viewGantt(id);
+        Map<String, Object> result = processInstanceService.viewGantt(projectCode, id);
         return returnDataList(result);
     }
 
diff --git a/dolphinscheduler-api/src/main/java/org/apache/dolphinscheduler/api/service/ProcessDefinitionService.java b/dolphinscheduler-api/src/main/java/org/apache/dolphinscheduler/api/service/ProcessDefinitionService.java
index 2f1c3f7e25..64a0fbe989 100644
--- a/dolphinscheduler-api/src/main/java/org/apache/dolphinscheduler/api/service/ProcessDefinitionService.java
+++ b/dolphinscheduler-api/src/main/java/org/apache/dolphinscheduler/api/service/ProcessDefinitionService.java
@@ -285,11 +285,12 @@ public interface ProcessDefinitionService {
     /**
      * Encapsulates the TreeView structure
      *
+     * @param projectCode project code
      * @param code process definition code
      * @param limit limit
      * @return tree view json data
      */
-    Map<String, Object> viewTree(long code, Integer limit);
+    Map<String, Object> viewTree(long projectCode, long code, Integer limit);
 
     /**
      * switch the defined process definition version
diff --git a/dolphinscheduler-api/src/main/java/org/apache/dolphinscheduler/api/service/ProcessInstanceService.java b/dolphinscheduler-api/src/main/java/org/apache/dolphinscheduler/api/service/ProcessInstanceService.java
index 3dbf46d8b8..073e1f3818 100644
--- a/dolphinscheduler-api/src/main/java/org/apache/dolphinscheduler/api/service/ProcessInstanceService.java
+++ b/dolphinscheduler-api/src/main/java/org/apache/dolphinscheduler/api/service/ProcessInstanceService.java
@@ -21,7 +21,6 @@ package org.apache.dolphinscheduler.api.service;
 import org.apache.dolphinscheduler.api.utils.Result;
 import org.apache.dolphinscheduler.common.enums.DependResult;
 import org.apache.dolphinscheduler.common.enums.ExecutionStatus;
-import org.apache.dolphinscheduler.common.enums.Flag;
 import org.apache.dolphinscheduler.dao.entity.ProcessInstance;
 import org.apache.dolphinscheduler.dao.entity.User;
 
@@ -165,19 +164,21 @@ public interface ProcessInstanceService {
     /**
      * view process instance variables
      *
+     * @param projectCode project code
      * @param processInstanceId process instance id
      * @return variables data
      */
-    Map<String, Object> viewVariables(Integer processInstanceId);
+    Map<String, Object> viewVariables(long projectCode, Integer processInstanceId);
 
     /**
      * encapsulation gantt structure
      *
+     * @param projectCode project code
      * @param processInstanceId process instance id
      * @return gantt tree data
      * @throws Exception exception when json parse
      */
-    Map<String, Object> viewGantt(Integer processInstanceId) throws Exception;
+    Map<String, Object> viewGantt(long projectCode, Integer processInstanceId) throws Exception;
 
     /**
      * query process instance by processDefinitionCode and stateArray
diff --git a/dolphinscheduler-api/src/main/java/org/apache/dolphinscheduler/api/service/impl/ProcessDefinitionServiceImpl.java b/dolphinscheduler-api/src/main/java/org/apache/dolphinscheduler/api/service/impl/ProcessDefinitionServiceImpl.java
index 0cc1f3b082..e6a20b030b 100644
--- a/dolphinscheduler-api/src/main/java/org/apache/dolphinscheduler/api/service/impl/ProcessDefinitionServiceImpl.java
+++ b/dolphinscheduler-api/src/main/java/org/apache/dolphinscheduler/api/service/impl/ProcessDefinitionServiceImpl.java
@@ -448,7 +448,7 @@ public class ProcessDefinitionServiceImpl extends BaseServiceImpl implements Pro
         }
 
         ProcessDefinition processDefinition = processDefinitionMapper.queryByCode(code);
-        if (processDefinition == null) {
+        if (processDefinition == null || projectCode != processDefinition.getProjectCode()) {
             putMsg(result, Status.PROCESS_DEFINE_NOT_EXIST, code);
         } else {
             Tenant tenant = tenantMapper.queryById(processDefinition.getTenantId());
@@ -542,7 +542,7 @@ public class ProcessDefinitionServiceImpl extends BaseServiceImpl implements Pro
 
         ProcessDefinition processDefinition = processDefinitionMapper.queryByCode(code);
         // check process definition exists
-        if (processDefinition == null) {
+        if (processDefinition == null || projectCode != processDefinition.getProjectCode()) {
             putMsg(result, Status.PROCESS_DEFINE_NOT_EXIST, code);
             return result;
         }
@@ -645,7 +645,7 @@ public class ProcessDefinitionServiceImpl extends BaseServiceImpl implements Pro
             return result;
         }
         ProcessDefinition processDefinition = processDefinitionMapper.queryByCode(code);
-        if (processDefinition == null) {
+        if (processDefinition == null || projectCode != processDefinition.getProjectCode()) {
             putMsg(result, Status.PROCESS_DEFINE_NOT_EXIST, code);
             return result;
         }
@@ -723,7 +723,7 @@ public class ProcessDefinitionServiceImpl extends BaseServiceImpl implements Pro
         }
 
         ProcessDefinition processDefinition = processDefinitionMapper.queryByCode(code);
-        if (processDefinition == null) {
+        if (processDefinition == null || projectCode != processDefinition.getProjectCode()) {
             putMsg(result, Status.PROCESS_DEFINE_NOT_EXIST, code);
             return result;
         }
@@ -778,7 +778,12 @@ public class ProcessDefinitionServiceImpl extends BaseServiceImpl implements Pro
         }
         Set<Long> defineCodeSet = Lists.newArrayList(codes.split(Constants.COMMA)).stream().map(Long::parseLong).collect(Collectors.toSet());
         List<ProcessDefinition> processDefinitionList = processDefinitionMapper.queryByCodes(defineCodeSet);
-        List<DagDataSchedule> dagDataSchedules = processDefinitionList.stream().map(this::exportProcessDagData).collect(Collectors.toList());
+        if (CollectionUtils.isEmpty(processDefinitionList)) {
+            return;
+        }
+        // check processDefinition exist in project
+        List<ProcessDefinition> processDefinitionListInProject = processDefinitionList.stream().filter(o -> projectCode == o.getProjectCode()).collect(Collectors.toList());
+        List<DagDataSchedule> dagDataSchedules = processDefinitionListInProject.stream().map(this::exportProcessDagData).collect(Collectors.toList());
         if (CollectionUtils.isNotEmpty(dagDataSchedules)) {
             downloadProcessDefinitionFile(response, dagDataSchedules);
         }
@@ -1060,7 +1065,7 @@ public class ProcessDefinitionServiceImpl extends BaseServiceImpl implements Pro
             return result;
         }
         ProcessDefinition processDefinition = processDefinitionMapper.queryByCode(code);
-        if (processDefinition == null) {
+        if (processDefinition == null || projectCode != processDefinition.getProjectCode()) {
             logger.info("process define not exists");
             putMsg(result, Status.PROCESS_DEFINE_NOT_EXIST, code);
             return result;
@@ -1096,8 +1101,15 @@ public class ProcessDefinitionServiceImpl extends BaseServiceImpl implements Pro
             putMsg(result, Status.PROCESS_DEFINE_NOT_EXIST, codes);
             return result;
         }
+        // check processDefinition exist in project
+        List<ProcessDefinition> processDefinitionListInProject = processDefinitionList.stream().
+                filter(o -> projectCode == o.getProjectCode()).collect(Collectors.toList());
+        if (CollectionUtils.isEmpty(processDefinitionListInProject)) {
+            putMsg(result, Status.PROCESS_DEFINE_NOT_EXIST, codes);
+            return result;
+        }
         Map<Long, List<TaskDefinition>> taskNodeMap = new HashMap<>();
-        for (ProcessDefinition processDefinition : processDefinitionList) {
+        for (ProcessDefinition processDefinition : processDefinitionListInProject) {
             DagData dagData = processService.genDagData(processDefinition);
             taskNodeMap.put(processDefinition.getCode(), dagData.getTaskDefinitionList());
         }
@@ -1134,15 +1146,16 @@ public class ProcessDefinitionServiceImpl extends BaseServiceImpl implements Pro
     /**
      * Encapsulates the TreeView structure
      *
+     * @param projectCode project code
      * @param code  process definition code
      * @param limit limit
      * @return tree view json data
      */
     @Override
-    public Map<String, Object> viewTree(long code, Integer limit) {
+    public Map<String, Object> viewTree(long projectCode, long code, Integer limit) {
         Map<String, Object> result = new HashMap<>();
         ProcessDefinition processDefinition = processDefinitionMapper.queryByCode(code);
-        if (null == processDefinition) {
+        if (null == processDefinition || projectCode != processDefinition.getProjectCode()) {
             logger.info("process define not exists");
             putMsg(result, Status.PROCESS_DEFINE_NOT_EXIST, code);
             return result;
@@ -1419,7 +1432,7 @@ public class ProcessDefinitionServiceImpl extends BaseServiceImpl implements Pro
         }
 
         ProcessDefinition processDefinition = processDefinitionMapper.queryByCode(code);
-        if (Objects.isNull(processDefinition)) {
+        if (Objects.isNull(processDefinition) || projectCode != processDefinition.getProjectCode()) {
             putMsg(result, Status.SWITCH_PROCESS_DEFINITION_VERSION_NOT_EXIST_PROCESS_DEFINITION_ERROR, code);
             return result;
         }
@@ -1483,7 +1496,7 @@ public class ProcessDefinitionServiceImpl extends BaseServiceImpl implements Pro
         }
         PageInfo<ProcessDefinitionLog> pageInfo = new PageInfo<>(pageNo, pageSize);
         Page<ProcessDefinitionLog> page = new Page<>(pageNo, pageSize);
-        IPage<ProcessDefinitionLog> processDefinitionVersionsPaging = processDefinitionLogMapper.queryProcessDefinitionVersionsPaging(page, code);
+        IPage<ProcessDefinitionLog> processDefinitionVersionsPaging = processDefinitionLogMapper.queryProcessDefinitionVersionsPaging(page, code, projectCode);
         List<ProcessDefinitionLog> processDefinitionLogs = processDefinitionVersionsPaging.getRecords();
 
         pageInfo.setTotalList(processDefinitionLogs);
@@ -1514,7 +1527,7 @@ public class ProcessDefinitionServiceImpl extends BaseServiceImpl implements Pro
         }
         ProcessDefinition processDefinition = processDefinitionMapper.queryByCode(code);
 
-        if (processDefinition == null) {
+        if (processDefinition == null || projectCode != processDefinition.getProjectCode()) {
             putMsg(result, Status.PROCESS_DEFINE_NOT_EXIST, code);
         } else {
             if (processDefinition.getVersion() == version) {
@@ -1702,7 +1715,7 @@ public class ProcessDefinitionServiceImpl extends BaseServiceImpl implements Pro
 
         ProcessDefinition processDefinition = processDefinitionMapper.queryByCode(code);
         // check process definition exists
-        if (processDefinition == null) {
+        if (processDefinition == null || projectCode != processDefinition.getProjectCode()) {
             putMsg(result, Status.PROCESS_DEFINE_NOT_EXIST, code);
             return result;
         }
diff --git a/dolphinscheduler-api/src/main/java/org/apache/dolphinscheduler/api/service/impl/ProcessInstanceServiceImpl.java b/dolphinscheduler-api/src/main/java/org/apache/dolphinscheduler/api/service/impl/ProcessInstanceServiceImpl.java
index 22cfcd07a0..195adcd417 100644
--- a/dolphinscheduler-api/src/main/java/org/apache/dolphinscheduler/api/service/impl/ProcessInstanceServiceImpl.java
+++ b/dolphinscheduler-api/src/main/java/org/apache/dolphinscheduler/api/service/impl/ProcessInstanceServiceImpl.java
@@ -54,6 +54,7 @@ import org.apache.dolphinscheduler.dao.entity.ProcessDefinition;
 import org.apache.dolphinscheduler.dao.entity.ProcessInstance;
 import org.apache.dolphinscheduler.dao.entity.ProcessTaskRelationLog;
 import org.apache.dolphinscheduler.dao.entity.Project;
+import org.apache.dolphinscheduler.dao.entity.TaskDefinition;
 import org.apache.dolphinscheduler.dao.entity.TaskDefinitionLog;
 import org.apache.dolphinscheduler.dao.entity.TaskInstance;
 import org.apache.dolphinscheduler.dao.entity.Tenant;
@@ -63,6 +64,7 @@ import org.apache.dolphinscheduler.dao.mapper.ProcessDefinitionMapper;
 import org.apache.dolphinscheduler.dao.mapper.ProcessInstanceMapper;
 import org.apache.dolphinscheduler.dao.mapper.ProjectMapper;
 import org.apache.dolphinscheduler.dao.mapper.TaskDefinitionLogMapper;
+import org.apache.dolphinscheduler.dao.mapper.TaskDefinitionMapper;
 import org.apache.dolphinscheduler.dao.mapper.TaskInstanceMapper;
 import org.apache.dolphinscheduler.dao.mapper.TenantMapper;
 import org.apache.dolphinscheduler.service.process.ProcessService;
@@ -140,6 +142,9 @@ public class ProcessInstanceServiceImpl extends BaseServiceImpl implements Proce
     @Autowired
     private TenantMapper tenantMapper;
 
+    @Autowired
+    TaskDefinitionMapper taskDefinitionMapper;
+
     /**
      * return top n SUCCESS process instance order by running time which started between startTime and endTime
      */
@@ -175,7 +180,7 @@ public class ProcessInstanceServiceImpl extends BaseServiceImpl implements Proce
             return result;
         }
 
-        List<ProcessInstance> processInstances = processInstanceMapper.queryTopNProcessInstance(size, start, end, ExecutionStatus.SUCCESS);
+        List<ProcessInstance> processInstances = processInstanceMapper.queryTopNProcessInstance(size, start, end, ExecutionStatus.SUCCESS, projectCode);
         result.put(DATA_LIST, processInstances);
         putMsg(result, Status.SUCCESS);
         return result;
@@ -202,7 +207,7 @@ public class ProcessInstanceServiceImpl extends BaseServiceImpl implements Proce
         ProcessDefinition processDefinition = processService.findProcessDefinition(processInstance.getProcessDefinitionCode(),
             processInstance.getProcessDefinitionVersion());
 
-        if (processDefinition == null) {
+        if (processDefinition == null || projectCode != processDefinition.getProjectCode()) {
             putMsg(result, Status.PROCESS_DEFINE_NOT_EXIST, processId);
         } else {
             processInstance.setWarningGroupId(processDefinition.getWarningGroupId());
@@ -310,6 +315,11 @@ public class ProcessInstanceServiceImpl extends BaseServiceImpl implements Proce
             return result;
         }
         ProcessInstance processInstance = processService.findProcessInstanceDetailById(processId);
+        ProcessDefinition processDefinition = processDefineMapper.queryByCode(processInstance.getProcessDefinitionCode());
+        if (processDefinition != null && projectCode != processDefinition.getProjectCode()) {
+            putMsg(result, Status.PROCESS_INSTANCE_NOT_EXIST, processId);
+            return result;
+        }
         List<TaskInstance> taskInstanceList = processService.findValidTaskListByProcessId(processId);
         addDependResultForTaskList(taskInstanceList);
         Map<String, Object> resultMap = new HashMap<>();
@@ -389,6 +399,13 @@ public class ProcessInstanceServiceImpl extends BaseServiceImpl implements Proce
             putMsg(result, Status.TASK_INSTANCE_NOT_EXISTS, taskId);
             return result;
         }
+
+        TaskDefinition taskDefinition = taskDefinitionMapper.queryByCode(taskInstance.getTaskCode());
+        if (taskDefinition != null && projectCode != taskDefinition.getProjectCode()) {
+            putMsg(result, Status.TASK_INSTANCE_NOT_EXISTS, taskId);
+            return result;
+        }
+
         if (!taskInstance.isSubProcess()) {
             putMsg(result, Status.TASK_INSTANCE_NOT_SUB_WORKFLOW_INSTANCE, taskInstance.getName());
             return result;
@@ -440,6 +457,12 @@ public class ProcessInstanceServiceImpl extends BaseServiceImpl implements Proce
             putMsg(result, Status.PROCESS_INSTANCE_NOT_EXIST, processInstanceId);
             return result;
         }
+        //check process instance exists in project
+        ProcessDefinition processDefinition0 = processDefineMapper.queryByCode(processInstance.getProcessDefinitionCode());
+        if (processDefinition0 != null && projectCode != processDefinition0.getProjectCode()) {
+            putMsg(result, Status.PROCESS_INSTANCE_NOT_EXIST, processInstanceId);
+            return result;
+        }
         //check process instance status
         if (!processInstance.getState().typeIsFinished()) {
             putMsg(result, Status.PROCESS_INSTANCE_STATE_OPERATION_ERROR,
@@ -593,6 +616,12 @@ public class ProcessInstanceServiceImpl extends BaseServiceImpl implements Proce
             return result;
         }
 
+        ProcessDefinition processDefinition = processDefineMapper.queryByCode(processInstance.getProcessDefinitionCode());
+        if (processDefinition != null && projectCode != processDefinition.getProjectCode()) {
+            putMsg(result, Status.PROCESS_INSTANCE_NOT_EXIST, processInstanceId);
+            return result;
+        }
+
         try {
             processService.removeTaskLogFile(processInstanceId);
         } catch (Exception e) {
@@ -617,11 +646,12 @@ public class ProcessInstanceServiceImpl extends BaseServiceImpl implements Proce
     /**
      * view process instance variables
      *
+     * @param projectCode project code
      * @param processInstanceId process instance id
      * @return variables data
      */
     @Override
-    public Map<String, Object> viewVariables(Integer processInstanceId) {
+    public Map<String, Object> viewVariables(long projectCode, Integer processInstanceId) {
         Map<String, Object> result = new HashMap<>();
 
         ProcessInstance processInstance = processInstanceMapper.queryDetailById(processInstanceId);
@@ -630,6 +660,12 @@ public class ProcessInstanceServiceImpl extends BaseServiceImpl implements Proce
             throw new RuntimeException("workflow instance is null");
         }
 
+        ProcessDefinition processDefinition = processDefineMapper.queryByCode(processInstance.getProcessDefinitionCode());
+        if (processDefinition != null && projectCode != processDefinition.getProjectCode()) {
+            putMsg(result, Status.PROCESS_INSTANCE_NOT_EXIST, processInstanceId);
+            return result;
+        }
+
         Map<String, String> timeParams = BusinessTimeUtils
             .getBusinessTime(processInstance.getCmdTypeIfComplement(),
                 processInstance.getScheduleTime());
@@ -689,12 +725,13 @@ public class ProcessInstanceServiceImpl extends BaseServiceImpl implements Proce
     /**
      * encapsulation gantt structure
      *
+     * @param projectCode project code
      * @param processInstanceId process instance id
      * @return gantt tree data
      * @throws Exception exception when json parse
      */
     @Override
-    public Map<String, Object> viewGantt(Integer processInstanceId) throws Exception {
+    public Map<String, Object> viewGantt(long projectCode, Integer processInstanceId) throws Exception {
         Map<String, Object> result = new HashMap<>();
 
         ProcessInstance processInstance = processInstanceMapper.queryDetailById(processInstanceId);
@@ -707,6 +744,10 @@ public class ProcessInstanceServiceImpl extends BaseServiceImpl implements Proce
             processInstance.getProcessDefinitionCode(),
             processInstance.getProcessDefinitionVersion()
         );
+        if (processDefinition != null && projectCode != processDefinition.getProjectCode()) {
+            putMsg(result, Status.PROCESS_INSTANCE_NOT_EXIST, processInstanceId);
+            return result;
+        }
         GanttDto ganttDto = new GanttDto();
         DAG<String, TaskNode, TaskNodeRelation> dag = processService.genDagGraph(processDefinition);
         //topological sort
diff --git a/dolphinscheduler-api/src/test/java/org/apache/dolphinscheduler/api/controller/ProcessDefinitionControllerTest.java b/dolphinscheduler-api/src/test/java/org/apache/dolphinscheduler/api/controller/ProcessDefinitionControllerTest.java
index 2ac632f235..398111fa8d 100644
--- a/dolphinscheduler-api/src/test/java/org/apache/dolphinscheduler/api/controller/ProcessDefinitionControllerTest.java
+++ b/dolphinscheduler-api/src/test/java/org/apache/dolphinscheduler/api/controller/ProcessDefinitionControllerTest.java
@@ -340,7 +340,7 @@ public class ProcessDefinitionControllerTest {
         Map<String, Object> result = new HashMap<>();
         putMsg(result, Status.SUCCESS);
 
-        Mockito.when(processDefinitionService.viewTree(processId, limit)).thenReturn(result);
+        Mockito.when(processDefinitionService.viewTree(projectCode, processId, limit)).thenReturn(result);
         Result response = processDefinitionController.viewTree(user, projectCode, processId, limit);
 
         Assert.assertTrue(response != null && response.isSuccess());
diff --git a/dolphinscheduler-api/src/test/java/org/apache/dolphinscheduler/api/controller/ProcessInstanceControllerTest.java b/dolphinscheduler-api/src/test/java/org/apache/dolphinscheduler/api/controller/ProcessInstanceControllerTest.java
index e3bc193e3d..b89e6381d8 100644
--- a/dolphinscheduler-api/src/test/java/org/apache/dolphinscheduler/api/controller/ProcessInstanceControllerTest.java
+++ b/dolphinscheduler-api/src/test/java/org/apache/dolphinscheduler/api/controller/ProcessInstanceControllerTest.java
@@ -190,7 +190,7 @@ public class ProcessInstanceControllerTest extends AbstractControllerTest {
     public void testViewVariables() throws Exception {
         Map<String, Object> mockResult = new HashMap<>();
         mockResult.put(Constants.STATUS, Status.SUCCESS);
-        PowerMockito.when(processInstanceService.viewVariables(Mockito.anyInt())).thenReturn(mockResult);
+        PowerMockito.when(processInstanceService.viewVariables(1L,1)).thenReturn(mockResult);
 
         MvcResult mvcResult = mockMvc.perform(get("/projects/{projectCode}/process-instances/{id}/view-variables", "1113", "123")
                 .header(SESSION_ID, sessionId)
diff --git a/dolphinscheduler-api/src/test/java/org/apache/dolphinscheduler/api/service/ProcessDefinitionServiceTest.java b/dolphinscheduler-api/src/test/java/org/apache/dolphinscheduler/api/service/ProcessDefinitionServiceTest.java
index a7358e45c5..ca1a6d45a7 100644
--- a/dolphinscheduler-api/src/test/java/org/apache/dolphinscheduler/api/service/ProcessDefinitionServiceTest.java
+++ b/dolphinscheduler-api/src/test/java/org/apache/dolphinscheduler/api/service/ProcessDefinitionServiceTest.java
@@ -576,17 +576,17 @@ public class ProcessDefinitionServiceTest {
     public void testViewTree() {
         //process definition not exist
         ProcessDefinition processDefinition = getProcessDefinition();
-        Map<String, Object> processDefinitionNullRes = processDefinitionService.viewTree(46, 10);
+        Map<String, Object> processDefinitionNullRes = processDefinitionService.viewTree(processDefinition.getProjectCode(),46, 10);
         Assert.assertEquals(Status.PROCESS_DEFINE_NOT_EXIST, processDefinitionNullRes.get(Constants.STATUS));
 
         //task instance not exist
         Mockito.when(processDefineMapper.queryByCode(46L)).thenReturn(processDefinition);
         Mockito.when(processService.genDagGraph(processDefinition)).thenReturn(new DAG<>());
-        Map<String, Object> taskNullRes = processDefinitionService.viewTree(46, 10);
+        Map<String, Object> taskNullRes = processDefinitionService.viewTree(processDefinition.getProjectCode(),46, 10);
         Assert.assertEquals(Status.SUCCESS, taskNullRes.get(Constants.STATUS));
 
         //task instance exist
-        Map<String, Object> taskNotNuLLRes = processDefinitionService.viewTree(46, 10);
+        Map<String, Object> taskNotNuLLRes = processDefinitionService.viewTree(processDefinition.getProjectCode(),46, 10);
         Assert.assertEquals(Status.SUCCESS, taskNotNuLLRes.get(Constants.STATUS));
     }
 
@@ -595,7 +595,7 @@ public class ProcessDefinitionServiceTest {
         ProcessDefinition processDefinition = getProcessDefinition();
         Mockito.when(processDefineMapper.queryByCode(46L)).thenReturn(processDefinition);
         Mockito.when(processService.genDagGraph(processDefinition)).thenReturn(new DAG<>());
-        Map<String, Object> taskNotNuLLRes = processDefinitionService.viewTree(46, 10);
+        Map<String, Object> taskNotNuLLRes = processDefinitionService.viewTree(processDefinition.getProjectCode(), 46, 10);
         Assert.assertEquals(Status.SUCCESS, taskNotNuLLRes.get(Constants.STATUS));
     }
 
diff --git a/dolphinscheduler-api/src/test/java/org/apache/dolphinscheduler/api/service/ProcessInstanceServiceTest.java b/dolphinscheduler-api/src/test/java/org/apache/dolphinscheduler/api/service/ProcessInstanceServiceTest.java
index ccce682e55..4eb6f56734 100644
--- a/dolphinscheduler-api/src/test/java/org/apache/dolphinscheduler/api/service/ProcessInstanceServiceTest.java
+++ b/dolphinscheduler-api/src/test/java/org/apache/dolphinscheduler/api/service/ProcessInstanceServiceTest.java
@@ -497,7 +497,7 @@ public class ProcessInstanceServiceTest {
         processInstance.setScheduleTime(new Date());
         processInstance.setGlobalParams("");
         when(processInstanceMapper.queryDetailById(1)).thenReturn(processInstance);
-        Map<String, Object> successRes = processInstanceService.viewVariables(1);
+        Map<String, Object> successRes = processInstanceService.viewVariables(1L,1);
         Assert.assertEquals(Status.SUCCESS, successRes.get(Constants.STATUS));
     }
 
@@ -522,7 +522,7 @@ public class ProcessInstanceServiceTest {
         when(processService.genDagGraph(Mockito.any(ProcessDefinition.class)))
             .thenReturn(graph);
 
-        Map<String, Object> successRes = processInstanceService.viewGantt(1);
+        Map<String, Object> successRes = processInstanceService.viewGantt(0L, 1);
         Assert.assertEquals(Status.SUCCESS, successRes.get(Constants.STATUS));
     }
 
diff --git a/dolphinscheduler-dao/src/main/java/org/apache/dolphinscheduler/dao/mapper/ProcessDefinitionLogMapper.java b/dolphinscheduler-dao/src/main/java/org/apache/dolphinscheduler/dao/mapper/ProcessDefinitionLogMapper.java
index 038ed5d2f6..51ccb73813 100644
--- a/dolphinscheduler-dao/src/main/java/org/apache/dolphinscheduler/dao/mapper/ProcessDefinitionLogMapper.java
+++ b/dolphinscheduler-dao/src/main/java/org/apache/dolphinscheduler/dao/mapper/ProcessDefinitionLogMapper.java
@@ -73,9 +73,10 @@ public interface ProcessDefinitionLogMapper extends BaseMapper<ProcessDefinition
      *
      * @param page pagination info
      * @param code process definition code
+     * @param projectCode project code
      * @return the paging process definition version list
      */
-    IPage<ProcessDefinitionLog> queryProcessDefinitionVersionsPaging(Page<ProcessDefinitionLog> page, @Param("code") long code);
+    IPage<ProcessDefinitionLog> queryProcessDefinitionVersionsPaging(Page<ProcessDefinitionLog> page, @Param("code") long code, @Param("projectCode") long projectCode);
 
     /**
      * delete the certain process definition version by process definition id and version number
diff --git a/dolphinscheduler-dao/src/main/java/org/apache/dolphinscheduler/dao/mapper/ProcessInstanceMapper.java b/dolphinscheduler-dao/src/main/java/org/apache/dolphinscheduler/dao/mapper/ProcessInstanceMapper.java
index 6e85163e81..ef22bd6021 100644
--- a/dolphinscheduler-dao/src/main/java/org/apache/dolphinscheduler/dao/mapper/ProcessInstanceMapper.java
+++ b/dolphinscheduler-dao/src/main/java/org/apache/dolphinscheduler/dao/mapper/ProcessInstanceMapper.java
@@ -213,14 +213,19 @@ public interface ProcessInstanceMapper extends BaseMapper<ProcessInstance> {
     /**
      * query top n process instance order by running duration
      *
+     * @param size size
+     * @param startTime start time
+     * @param startTime end time
      * @param status process instance status
+     * @param projectCode project code
      * @return ProcessInstance list
      */
 
     List<ProcessInstance> queryTopNProcessInstance(@Param("size") int size,
                                                    @Param("startTime") Date startTime,
                                                    @Param("endTime") Date endTime,
-                                                   @Param("status") ExecutionStatus status);
+                                                   @Param("status") ExecutionStatus status,
+                                                   @Param("projectCode") long projectCode);
 
     /**
      * query process instance by processDefinitionCode and stateArray
diff --git a/dolphinscheduler-dao/src/main/resources/org/apache/dolphinscheduler/dao/mapper/ProcessDefinitionLogMapper.xml b/dolphinscheduler-dao/src/main/resources/org/apache/dolphinscheduler/dao/mapper/ProcessDefinitionLogMapper.xml
index ee9f7c06ba..75a35ad1a3 100644
--- a/dolphinscheduler-dao/src/main/resources/org/apache/dolphinscheduler/dao/mapper/ProcessDefinitionLogMapper.xml
+++ b/dolphinscheduler-dao/src/main/resources/org/apache/dolphinscheduler/dao/mapper/ProcessDefinitionLogMapper.xml
@@ -70,6 +70,9 @@
         <include refid="baseSql"/>
         from t_ds_process_definition_log
         where code = #{code}
+        <if test="projectCode != 0">
+            and project_code = #{projectCode}
+        </if>
         order by version desc
     </select>
 
diff --git a/dolphinscheduler-dao/src/main/resources/org/apache/dolphinscheduler/dao/mapper/ProcessInstanceMapper.xml b/dolphinscheduler-dao/src/main/resources/org/apache/dolphinscheduler/dao/mapper/ProcessInstanceMapper.xml
index 05a56a4dd0..e46a20e5c0 100644
--- a/dolphinscheduler-dao/src/main/resources/org/apache/dolphinscheduler/dao/mapper/ProcessInstanceMapper.xml
+++ b/dolphinscheduler-dao/src/main/resources/org/apache/dolphinscheduler/dao/mapper/ProcessInstanceMapper.xml
@@ -51,6 +51,9 @@
         <include refid="baseSql"/>
         from t_ds_process_instance
         where state = #{status}
+        <if test="projectCode != 0">
+            and project_code = #{projectCode}
+        </if>
         and start_time between
         #{startTime} and #{endTime}
         order by end_time-start_time desc
diff --git a/dolphinscheduler-dao/src/test/java/org/apache/dolphinscheduler/dao/mapper/ProcessDefinitionLogMapperTest.java b/dolphinscheduler-dao/src/test/java/org/apache/dolphinscheduler/dao/mapper/ProcessDefinitionLogMapperTest.java
index 2c87a6e506..405bc8628b 100644
--- a/dolphinscheduler-dao/src/test/java/org/apache/dolphinscheduler/dao/mapper/ProcessDefinitionLogMapperTest.java
+++ b/dolphinscheduler-dao/src/test/java/org/apache/dolphinscheduler/dao/mapper/ProcessDefinitionLogMapperTest.java
@@ -142,7 +142,7 @@ public class ProcessDefinitionLogMapperTest extends BaseDaoTest {
     public void testQueryProcessDefinitionVersionsPaging() {
         insertOne();
         Page<ProcessDefinitionLog> page = new Page(1, 3);
-        IPage<ProcessDefinitionLog> processDefinitionLogs = processDefinitionLogMapper.queryProcessDefinitionVersionsPaging(page, 1L);
+        IPage<ProcessDefinitionLog> processDefinitionLogs = processDefinitionLogMapper.queryProcessDefinitionVersionsPaging(page, 1L,1L);
         Assert.assertNotEquals(processDefinitionLogs.getTotal(), 0);
     }
 
diff --git a/dolphinscheduler-dao/src/test/java/org/apache/dolphinscheduler/dao/mapper/ProcessInstanceMapperTest.java b/dolphinscheduler-dao/src/test/java/org/apache/dolphinscheduler/dao/mapper/ProcessInstanceMapperTest.java
index 37c96ff67e..1e3b6ca444 100644
--- a/dolphinscheduler-dao/src/test/java/org/apache/dolphinscheduler/dao/mapper/ProcessInstanceMapperTest.java
+++ b/dolphinscheduler-dao/src/test/java/org/apache/dolphinscheduler/dao/mapper/ProcessInstanceMapperTest.java
@@ -382,7 +382,7 @@ public class ProcessInstanceMapperTest extends BaseDaoTest {
         ProcessInstance processInstance3 = insertOne(startTime3, endTime3);
         Date start = new Date(2020, 1, 1, 1, 1, 1);
         Date end = new Date(2021, 1, 1, 1, 1, 1);
-        List<ProcessInstance> processInstances = processInstanceMapper.queryTopNProcessInstance(2, start, end, ExecutionStatus.SUCCESS);
+        List<ProcessInstance> processInstances = processInstanceMapper.queryTopNProcessInstance(2, start, end, ExecutionStatus.SUCCESS,0L);
         Assert.assertEquals(2, processInstances.size());
         Assert.assertTrue(isSortedByDuration(processInstances));
         for (ProcessInstance processInstance : processInstances) {