diff --git a/dolphinscheduler-api/src/main/java/org/apache/dolphinscheduler/api/controller/DataSourceController.java b/dolphinscheduler-api/src/main/java/org/apache/dolphinscheduler/api/controller/DataSourceController.java
index ebf12f3a54..e4c3a590a9 100644
--- a/dolphinscheduler-api/src/main/java/org/apache/dolphinscheduler/api/controller/DataSourceController.java
+++ b/dolphinscheduler-api/src/main/java/org/apache/dolphinscheduler/api/controller/DataSourceController.java
@@ -136,7 +136,7 @@ public class DataSourceController extends BaseController {
     }
 
     /**
-     * query datasouce by type
+     * query datasource by type
      *
      * @param loginUser login user
      * @param type      data source type
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 c7b6461e94..c948665c33 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
@@ -370,7 +370,7 @@ public class ProcessDefinitionController extends BaseController {
     }
 
     /**
-     * query datail of process definition by id
+     * query detail of process definition by id
      *
      * @param loginUser login user
      * @param projectName project name
@@ -394,7 +394,7 @@ public class ProcessDefinitionController extends BaseController {
     }
 
     /**
-     * query datail of process definition by name
+     * query detail of process definition by name
      *
      * @param loginUser login user
      * @param projectName project name
@@ -474,7 +474,7 @@ public class ProcessDefinitionController extends BaseController {
     }
 
     /**
-     * encapsulation treeview structure
+     * encapsulation tree view structure
      *
      * @param loginUser login user
      * @param projectName project name
diff --git a/dolphinscheduler-api/src/main/java/org/apache/dolphinscheduler/api/controller/SchedulerController.java b/dolphinscheduler-api/src/main/java/org/apache/dolphinscheduler/api/controller/SchedulerController.java
index ea5781085b..051889477d 100644
--- a/dolphinscheduler-api/src/main/java/org/apache/dolphinscheduler/api/controller/SchedulerController.java
+++ b/dolphinscheduler-api/src/main/java/org/apache/dolphinscheduler/api/controller/SchedulerController.java
@@ -252,7 +252,7 @@ public class SchedulerController extends BaseController {
      *
      * @param loginUser login user
      * @param projectName project name
-     * @param scheduleId scheule id
+     * @param scheduleId schedule id
      * @return delete result code
      */
     @ApiOperation(value = "deleteScheduleById", notes = "OFFLINE_SCHEDULE_NOTES")
diff --git a/dolphinscheduler-api/src/main/java/org/apache/dolphinscheduler/api/controller/TenantController.java b/dolphinscheduler-api/src/main/java/org/apache/dolphinscheduler/api/controller/TenantController.java
index e3b14b8753..3280ac6187 100644
--- a/dolphinscheduler-api/src/main/java/org/apache/dolphinscheduler/api/controller/TenantController.java
+++ b/dolphinscheduler-api/src/main/java/org/apache/dolphinscheduler/api/controller/TenantController.java
@@ -142,11 +142,11 @@ public class TenantController extends BaseController {
 
 
     /**
-     * udpate tenant
+     * update tenant
      *
      * @param loginUser login user
-     * @param id tennat id
-     * @param tenantCode tennat code
+     * @param id tenant id
+     * @param tenantCode tenant code
      * @param queueId queue id
      * @param description description
      * @return update result code
diff --git a/dolphinscheduler-api/src/main/java/org/apache/dolphinscheduler/api/controller/UsersController.java b/dolphinscheduler-api/src/main/java/org/apache/dolphinscheduler/api/controller/UsersController.java
index 86674985e1..1012ec9daf 100644
--- a/dolphinscheduler-api/src/main/java/org/apache/dolphinscheduler/api/controller/UsersController.java
+++ b/dolphinscheduler-api/src/main/java/org/apache/dolphinscheduler/api/controller/UsersController.java
@@ -119,7 +119,7 @@ public class UsersController extends BaseController {
      *
      * @param loginUser login user
      * @param pageNo    page number
-     * @param searchVal search avlue
+     * @param searchVal search value
      * @param pageSize  page size
      * @return user list page
      */
@@ -156,7 +156,7 @@ public class UsersController extends BaseController {
      * @param userName     user name
      * @param userPassword user password
      * @param email        email
-     * @param tenantId     tennat id
+     * @param tenantId     tenant id
      * @param phone        phone
      * @param queue        queue
      * @return update result code
diff --git a/dolphinscheduler-api/src/main/java/org/apache/dolphinscheduler/api/service/impl/ExecutorServiceImpl.java b/dolphinscheduler-api/src/main/java/org/apache/dolphinscheduler/api/service/impl/ExecutorServiceImpl.java
index 16213be7b7..e8813b31ad 100644
--- a/dolphinscheduler-api/src/main/java/org/apache/dolphinscheduler/api/service/impl/ExecutorServiceImpl.java
+++ b/dolphinscheduler-api/src/main/java/org/apache/dolphinscheduler/api/service/impl/ExecutorServiceImpl.java
@@ -106,7 +106,7 @@ public class ExecutorServiceImpl extends BaseServiceImpl implements ExecutorServ
      * @param processDefinitionId process Definition Id
      * @param cronTime cron time
      * @param commandType command type
-     * @param failureStrategy failuer strategy
+     * @param failureStrategy failure strategy
      * @param startNodeList start nodelist
      * @param taskDependType node dependency type
      * @param warningType warning type
diff --git a/dolphinscheduler-api/src/main/java/org/apache/dolphinscheduler/api/service/impl/SchedulerServiceImpl.java b/dolphinscheduler-api/src/main/java/org/apache/dolphinscheduler/api/service/impl/SchedulerServiceImpl.java
index ce01f608a3..13175d48ad 100644
--- a/dolphinscheduler-api/src/main/java/org/apache/dolphinscheduler/api/service/impl/SchedulerServiceImpl.java
+++ b/dolphinscheduler-api/src/main/java/org/apache/dolphinscheduler/api/service/impl/SchedulerServiceImpl.java
@@ -521,7 +521,7 @@ public class SchedulerServiceImpl extends BaseServiceImpl implements SchedulerSe
      *
      * @param loginUser login user
      * @param projectName project name
-     * @param scheduleId scheule id
+     * @param scheduleId schedule id
      * @return delete result code
      */
     @Override
diff --git a/dolphinscheduler-api/src/main/java/org/apache/dolphinscheduler/api/service/impl/TenantServiceImpl.java b/dolphinscheduler-api/src/main/java/org/apache/dolphinscheduler/api/service/impl/TenantServiceImpl.java
index 0bb112b317..88066dbd7c 100644
--- a/dolphinscheduler-api/src/main/java/org/apache/dolphinscheduler/api/service/impl/TenantServiceImpl.java
+++ b/dolphinscheduler-api/src/main/java/org/apache/dolphinscheduler/api/service/impl/TenantServiceImpl.java
@@ -155,8 +155,8 @@ public class TenantServiceImpl extends BaseServiceImpl implements TenantService
      * updateProcessInstance tenant
      *
      * @param loginUser  login user
-     * @param id         tennat id
-     * @param tenantCode tennat code
+     * @param id         tenant id
+     * @param tenantCode tenant code
      * @param queueId    queue id
      * @param desc       description
      * @return update result code
diff --git a/dolphinscheduler-api/src/main/java/org/apache/dolphinscheduler/api/service/impl/UsersServiceImpl.java b/dolphinscheduler-api/src/main/java/org/apache/dolphinscheduler/api/service/impl/UsersServiceImpl.java
index fd19570450..3b4d78f593 100644
--- a/dolphinscheduler-api/src/main/java/org/apache/dolphinscheduler/api/service/impl/UsersServiceImpl.java
+++ b/dolphinscheduler-api/src/main/java/org/apache/dolphinscheduler/api/service/impl/UsersServiceImpl.java
@@ -313,7 +313,7 @@ public class UsersServiceImpl extends BaseServiceImpl implements UsersService {
      *
      * @param loginUser login user
      * @param pageNo page number
-     * @param searchVal search avlue
+     * @param searchVal search value
      * @param pageSize page size
      * @return user list page
      */
@@ -347,7 +347,7 @@ public class UsersServiceImpl extends BaseServiceImpl implements UsersService {
      * @param userName user name
      * @param userPassword user password
      * @param email email
-     * @param tenantId tennat id
+     * @param tenantId tenant id
      * @param phone phone
      * @param queue queue
      * @return update result code