diff --git a/bundle.json b/bundle.json
index b0c965533cc7f43f8a787416156061815a64bb28..cedfa33a0140fb0b82126753e002dc73b40b8026 100644
--- a/bundle.json
+++ b/bundle.json
@@ -52,7 +52,8 @@
             "os_account",
             "runtime_core",
             "rust_libc",
-            "samgr"
+            "samgr",
+            "qos_manager"
         ],
         "third_party": []
       },
diff --git a/interfaces/kits/hyperaio/BUILD.gn b/interfaces/kits/hyperaio/BUILD.gn
index 93b6f3c965b738c34d705d97f27326570d488aa6..517e4afc248a1d6aa9eddfebde350f5b138cda38 100644
--- a/interfaces/kits/hyperaio/BUILD.gn
+++ b/interfaces/kits/hyperaio/BUILD.gn
@@ -61,7 +61,10 @@ ohos_shared_library("HyperAio") {
     "hitrace:hitrace_meter",
   ]
   if (file_api_feature_hyperaio) {
-    external_deps += [ "liburing:liburing" ]
+    external_deps += [ 
+      "liburing:liburing",
+      "qos_manager:qos"
+   ]
   }
   install_images = [ "system" ]
   part_name = "file_api"
diff --git a/interfaces/kits/hyperaio/src/hyperaio.cpp b/interfaces/kits/hyperaio/src/hyperaio.cpp
index 1f5dc006db5daa9b77efbde83ea1972fc9105c87..b4679698f053a43a4aadda5fbe4fa042959884df 100644
--- a/interfaces/kits/hyperaio/src/hyperaio.cpp
+++ b/interfaces/kits/hyperaio/src/hyperaio.cpp
@@ -23,6 +23,7 @@
 #include "ipc_skeleton.h"
 #ifdef HYPERAIO_USE_LIBURING
 #include "liburing.h"
+#include "qos.h"
 #endif
 namespace OHOS {
 namespace HyperAio {
@@ -55,7 +56,7 @@ static bool HasAccessIouringPermission()
 
 static bool ValidateReqNum(uint32_t reqNum)
 {
-    return reqNum > 0 && reqNum <= URING_QUEUE_SIZE - 1;
+    return reqNum > 0 && reqNum <= URING_QUEUE_SIZE;
 }
 
 uint32_t HyperAio::SupportIouring()
@@ -99,7 +100,10 @@ int32_t HyperAio::CtxInit(ProcessIoResultCallBack *callBack)
     if (pImpl_ == nullptr) {
         pImpl_ = std::make_shared<Impl>();
     }
-
+    int32_t ret = OHOS::QOS::SetThreaQos(OHOS::QOS::QosLevel::QOS_USER_INTERACTIVE);
+    if (ret < 0) {
+        HILOGE("Harvest SetThreadQos failed ret = %{public}d", ret);
+    }
     int32_t ret = io_uring_queue_init(URING_QUEUE_SIZE, &pImpl_->uring_, 0);
     if (ret < 0) {
         HILOGE("init io_uring failed, ret = %{public}d", ret);
@@ -259,7 +263,10 @@ void HyperAio::HarvestRes()
         HILOGI("pImpl is null");
         return;
     }
-
+    int32_t ret = OHOS::QOS::SetThreaQos(OHOS::QOS::QosLevel::QOS_USER_INTERACTIVE);
+    if (ret < 0) {
+        HILOGE("Harvest SetThreadQos failed ret = %{public}d", ret);
+    }
     while (!stopThread_.load()) {
         struct io_uring_cqe *cqe;
         int32_t ret = io_uring_wait_cqe(&pImpl_->uring_, &cqe);