From 998d3fe5e548804dd94c0494ccafc9a652aa3cf0 Mon Sep 17 00:00:00 2001
From: Jim Salter <github@jrs-s.net>
Date: Wed, 3 May 2017 15:37:07 -0400
Subject: [PATCH] controlpersist=yes --> controlpersist=1m

Make the SSH control channel die after 1m, to avoid complaints of accumulating dead mux channels.
---
 syncoid | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/syncoid b/syncoid
index 2a3eae0..9345fea 100755
--- a/syncoid
+++ b/syncoid
@@ -813,7 +813,7 @@ sub getssh {
 		if ($remoteuser eq 'root') { $isroot = 1; } else { $isroot = 0; }
 		# now we need to establish a persistent master SSH connection
 		$socket = "/tmp/syncoid-$remoteuser-$rhost-" . time();
-		open FH, "$sshcmd -M -S $socket -o ControlPersist=yes $sshport $rhost exit |";
+		open FH, "$sshcmd -M -S $socket -o ControlPersist=1m $sshport $rhost exit |";
 		close FH;
 		$rhost = "-S $socket $rhost";
 	} else {