diff --git a/be/src/olap/delta_writer_v2.cpp b/be/src/olap/delta_writer_v2.cpp
index 9d573ce308..32baa93be1 100644
--- a/be/src/olap/delta_writer_v2.cpp
+++ b/be/src/olap/delta_writer_v2.cpp
@@ -153,7 +153,7 @@ Status DeltaWriterV2::write(const vectorized::Block* block, const std::vector<ui
         SCOPED_RAW_TIMER(&_wait_flush_limit_time);
         auto memtable_flush_running_count_limit = config::memtable_flush_running_count_limit;
         DBUG_EXECUTE_IF("DeltaWriterV2.write.back_pressure",
-                        { memtable_flush_running_count_limit = 0; });
+                        { std::this_thread::sleep_for(std::chrono::milliseconds(10 * 1000)); });
         while (_memtable_writer->flush_running_count() >= memtable_flush_running_count_limit) {
             if (_state->is_cancelled()) {
                 return Status::Cancelled(_state->cancel_reason());
diff --git a/regression-test/pipeline/p0/conf/regression-conf.groovy b/regression-test/pipeline/p0/conf/regression-conf.groovy
index 0412cfa748..741cec08ce 100644
--- a/regression-test/pipeline/p0/conf/regression-conf.groovy
+++ b/regression-test/pipeline/p0/conf/regression-conf.groovy
@@ -70,7 +70,6 @@ excludeSuites = "000_the_start_sentinel_do_not_touch," + // keep this line as th
     "test_spark_load," +
     "test_broker_load_func," +
     "test_stream_stub_fault_injection," +
-    "test_delta_writer_v2_back_pressure_fault_injection," +
     "zzz_the_end_sentinel_do_not_touch" // keep this line as the last line
 
 // this directories will not be executed
diff --git a/regression-test/suites/fault_injection_p0/test_delta_writer_v2_back_pressure_fault_injection.groovy b/regression-test/suites/fault_injection_p0/test_delta_writer_v2_back_pressure_fault_injection.groovy
index ea9e9ffb8b..07cda8db41 100644
--- a/regression-test/suites/fault_injection_p0/test_delta_writer_v2_back_pressure_fault_injection.groovy
+++ b/regression-test/suites/fault_injection_p0/test_delta_writer_v2_back_pressure_fault_injection.groovy
@@ -98,9 +98,11 @@ suite("test_delta_writer_v2_back_pressure_fault_injection", "nonConcurrent") {
         }
     } catch(Exception e) {
         logger.info(e.getMessage())
+    } finally {
+        GetDebugPoint().disableDebugPointForAllBEs("DeltaWriterV2.write.back_pressure")
     }
 
     sql """ DROP TABLE IF EXISTS `baseall` """
     sql """ DROP TABLE IF EXISTS `test` """
     sql """ set enable_memtable_on_sink_node=false """
-}
\ No newline at end of file
+}