diff --git a/APP_Framework/Applications/benchmark/support/benchmark.c b/APP_Framework/Applications/benchmark/support/benchmark.c
index 1053b196c..2a0b886f4 100644
--- a/APP_Framework/Applications/benchmark/support/benchmark.c
+++ b/APP_Framework/Applications/benchmark/support/benchmark.c
@@ -141,11 +141,12 @@ void *run_benchmark(void *args) {
 
 pthread_t benchmark_task;
 static int embenchmark(void) {
-  pthread_attr_t attr;
-  attr.schedparam.sched_priority = 25;
-  attr.stacksize = 4096;
+  // pthread_attr_t attr;
+  // attr.schedparam.sched_priority = 25;
+  // attr.stacksize = 4096;
 
-  PrivTaskCreate(&benchmark_task, &attr, run_benchmark, NULL);
+  // PrivTaskCreate(&benchmark_task, &attr, run_benchmark, NULL);
+  run_benchmark(NULL);
   return 0;
 }
 PRIV_SHELL_CMD_FUNCTION(embenchmark, benchmark, PRIV_SHELL_CMD_MAIN_ATTR);
diff --git a/Ubiquitous/XiZi_IIoT/board/xidatong-riscv64/link.lds b/Ubiquitous/XiZi_IIoT/board/xidatong-riscv64/link.lds
index 64bc796fc..60b6f3a21 100644
--- a/Ubiquitous/XiZi_IIoT/board/xidatong-riscv64/link.lds
+++ b/Ubiquitous/XiZi_IIoT/board/xidatong-riscv64/link.lds
@@ -10,7 +10,7 @@
 * See the Mulan PSL v2 for more details.
 */
 
-__STACKSIZE__ = 4096;
+__STACKSIZE__ = 8192;
 OUTPUT_ARCH( "riscv" )
 MEMORY
 {
@@ -41,13 +41,6 @@ SECTIONS
         _shell_command_end = .;
         . = ALIGN(8);
 
-        /* section information for embench */
-        . = ALIGN(8);
-        _benchmark_start = .;
-        KEEP (*(benchmark))
-        _benchmark_end = .;
-        . = ALIGN(8);
-
         PROVIDE(__ctors_start__ = .);
         KEEP (*(SORT(.init_array.*)))
         KEEP (*(.init_array))