diff --git a/server/core/gateway.c b/server/core/gateway.c
index 70d7d9897..343f60083 100644
--- a/server/core/gateway.c
+++ b/server/core/gateway.c
@@ -323,9 +323,9 @@ main(int argc, char **argv)
         sigaddset(&sigpipe_mask, SIGPIPE);
 
 #if defined(SS_DEBUG)
-        memset(conn_open, 0, sizeof(bool)*1024);
-        memset(dcb_fake_write_errno, 0, sizeof(unsigned char)*1024);
-        memset(dcb_fake_write_ev, 0, sizeof(__int32_t)*1024);
+        memset(conn_open, 0, sizeof(bool)*10240);
+        memset(dcb_fake_write_errno, 0, sizeof(unsigned char)*10240);
+        memset(dcb_fake_write_ev, 0, sizeof(__int32_t)*10240);
         fail_next_backend_fd = false;
         fail_next_client_fd = false;
         fail_next_accept = 0;
diff --git a/server/include/dcb.h b/server/include/dcb.h
index c0a445656..da042aaac 100644
--- a/server/include/dcb.h
+++ b/server/include/dcb.h
@@ -186,8 +186,8 @@ typedef struct dcb {
 } DCB;
 
 #if defined(SS_DEBUG)
-unsigned char dcb_fake_write_errno[1024];
-__int32_t     dcb_fake_write_ev[1024];
+unsigned char dcb_fake_write_errno[10240];
+__int32_t     dcb_fake_write_ev[10240];
 bool          fail_next_backend_fd;
 bool          fail_next_client_fd;
 int           fail_next_accept;
diff --git a/utils/skygw_debug.h b/utils/skygw_debug.h
index 0dff06c3a..2a4f3f755 100644
--- a/utils/skygw_debug.h
+++ b/utils/skygw_debug.h
@@ -377,7 +377,7 @@ typedef enum skygw_chk_t {
     }
 
 #if defined(SS_DEBUG)
-bool conn_open[1024];
+bool conn_open[10240];
 #endif 
 
 #endif /* SKYGW_DEBUG_H */