Check fo rinterrupts in raftable

Author: knizhnik

Dockerfile

@@ -31,7 +31,7 @@ USER postgres
 ENV CFLAGS -O0
 WORKDIR /pg
 
-ENV REBUILD 9
+ENV REBUILD 10
 
 RUN cd /pg && \
 	git clone https://github.com/postgrespro/postgres_cluster.git --depth 1 && \

arbiter.c

@@ -710,7 +710,9 @@ static void MtmTransSender(Datum arg)
 				txBuffer[i].used = 0;
 			}
 		}		
+		CHECK_FOR_INTERRUPTS();
 	}
+	elog(LOG, "Stop arbiter sender %d", MyProcPid);
 }