From 728a3e73e96173bb0b0b2afc0da061991f9e3d5d Mon Sep 17 00:00:00 2001
From: Peter Eisentraut <peter_e@gmx.net>
Date: Thu, 29 Sep 2016 12:00:00 -0400
Subject: [PATCH] Switch pg_basebackup commands in Postgres.pm to use --nosync

On slow machines, this greatly reduces the I/O pressure induced by the
tests.

From: Michael Paquier <michael.paquier@gmail.com>
---
 src/test/perl/PostgresNode.pm | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/test/perl/PostgresNode.pm b/src/test/perl/PostgresNode.pm
index afbdb6332b..1611ac9461 100644
--- a/src/test/perl/PostgresNode.pm
+++ b/src/test/perl/PostgresNode.pm
@@ -483,7 +483,7 @@ sub backup
 
 	print "# Taking pg_basebackup $backup_name from node \"$name\"\n";
 	TestLib::system_or_bail('pg_basebackup', '-D', $backup_path, '-p', $port,
-		'-x');
+		'-x', '--nosync');
 	print "# Backup finished\n";
 }
 
-- 
2.40.0