src/protocol/pool_process_query.c | 13 +++++++++++--
 1 file changed, 11 insertions(+), 2 deletions(-)

diff --git a/src/protocol/pool_process_query.c b/src/protocol/pool_process_query.c
index 4660266..6ba0c61 100644
--- a/src/protocol/pool_process_query.c
+++ b/src/protocol/pool_process_query.c
@@ -4815,8 +4815,17 @@ SELECT_RETRY:
 						was_error = 1;
 						if (!VALID_BACKEND(i))
 							break;
-						notice_backend_error(i, REQ_DETAIL_SWITCHOVER);
-						sleep(5);
+						if (CONNECTION(backend, i)->con_info->swallow_termination == 1)
+						{
+							ereport(FATAL,
+									(errmsg("connection to postmaster on DB node %d was lost due to pg_terminate_backend", i),
+									 errdetail("pg_terminate_backend was called on the backend")));
+						}
+						else
+						{
+							notice_backend_error(i, REQ_DETAIL_SWITCHOVER);
+							sleep(5);
+						}
 					}
 
 					/*