diff --git a/backend/src/main/java/io/metersphere/api/dto/definition/request/dns/MsDNSCacheManager.java b/backend/src/main/java/io/metersphere/api/dto/definition/request/dns/MsDNSCacheManager.java
index 8f8891a8d1..cd9d6f495b 100644
--- a/backend/src/main/java/io/metersphere/api/dto/definition/request/dns/MsDNSCacheManager.java
+++ b/backend/src/main/java/io/metersphere/api/dto/definition/request/dns/MsDNSCacheManager.java
@@ -33,7 +33,7 @@ public class MsDNSCacheManager extends MsTestElement {
     public void toHashTree(HashTree tree, List<MsTestElement> hashTree, MsParameter msParameter) {
         ParameterConfig config = (ParameterConfig) msParameter;
         // 非导出操作，且不是启用状态则跳过执行
-        if (!config.isOperating() && !this.isEnable()) {
+        if (!this.isEnable()) {
             return;
         }
         for (MsTestElement el : hashTree) {
@@ -103,9 +103,9 @@ public class MsDNSCacheManager extends MsTestElement {
         dnsCacheManager.setName(name);
         dnsCacheManager.setProperty(TestElement.TEST_CLASS, DNSCacheManager.class.getName());
         dnsCacheManager.setProperty(TestElement.GUI_CLASS, SaveService.aliasToClass("DNSCachePanel"));
-        dnsCacheManager.setCustomResolver(true);
+        dnsCacheManager.setCustomResolver(false);
+        dnsCacheManager.setClearEachIteration(true);
         hosts.forEach(host -> dnsCacheManager.addHost(host.getDomain(), host.getIp()));
-        hosts.forEach(host -> dnsCacheManager.addServer(host.getDomain()));
 
         return dnsCacheManager;
     }
diff --git a/backend/src/main/java/io/metersphere/api/dto/definition/request/sampler/MsHTTPSamplerProxy.java b/backend/src/main/java/io/metersphere/api/dto/definition/request/sampler/MsHTTPSamplerProxy.java
index 68b416d36b..8567f63df3 100644
--- a/backend/src/main/java/io/metersphere/api/dto/definition/request/sampler/MsHTTPSamplerProxy.java
+++ b/backend/src/main/java/io/metersphere/api/dto/definition/request/sampler/MsHTTPSamplerProxy.java
@@ -254,7 +254,7 @@ public class MsHTTPSamplerProxy extends MsTestElement {
             httpSamplerTree.add(arguments);
         }
         //判断是否要开启DNS
-        if (!config.isOperating() && config.isEffective(this.getProjectId()) && config.getConfig().get(this.getProjectId()).getCommonConfig() != null
+        if (config.isEffective(this.getProjectId()) && config.getConfig().get(this.getProjectId()).getCommonConfig() != null
                 && config.getConfig().get(this.getProjectId()).getCommonConfig().isEnableHost()) {
             MsDNSCacheManager.addEnvironmentVariables(httpSamplerTree, this.getName(), config.getConfig().get(this.getProjectId()));
             MsDNSCacheManager.addEnvironmentDNS(httpSamplerTree, this.getName(), config.getConfig().get(this.getProjectId()), httpConfig);