From 5395aa0c92febadbf0c71f93799877cfe7268b6b Mon Sep 17 00:00:00 2001
From: David Steele <david@pgmasters.net>
Date: Thu, 5 Dec 2019 22:34:38 -0500
Subject: [PATCH] Allocate one extra process for backup from standby.

The connection to the primary is process-max + 1 so make space for it.
---
 src/protocol/helper.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/protocol/helper.c b/src/protocol/helper.c
index 8836dfd97..ea41ff92d 100644
--- a/src/protocol/helper.c
+++ b/src/protocol/helper.c
@@ -169,7 +169,7 @@ protocolLocalGet(ProtocolStorageType protocolStorageType, unsigned int hostId, u
     {
         MEM_CONTEXT_BEGIN(protocolHelper.memContext)
         {
-            protocolHelper.clientLocalSize = cfgOptionUInt(cfgOptProcessMax);
+            protocolHelper.clientLocalSize = cfgOptionUInt(cfgOptProcessMax) + 1;
             protocolHelper.clientLocal = (ProtocolHelperClient *)memNew(
                 protocolHelper.clientLocalSize * sizeof(ProtocolHelperClient));
         }