From dc82f5a6406dfef21ae1668b1c69a32c8a68c670 Mon Sep 17 00:00:00 2001
From: Fujii Masao <fujii@postgresql.org>
Date: Tue, 24 Jan 2017 12:41:09 +0900
Subject: [PATCH] Be sure to release the lock on failure to launch logical
replication worker.
Petr Jelinek
---
src/backend/replication/logical/launcher.c | 1 +
1 file changed, 1 insertion(+)
diff --git a/src/backend/replication/logical/launcher.c b/src/backend/replication/logical/launcher.c
index 18919724af4..b5116703578 100644
--- a/src/backend/replication/logical/launcher.c
+++ b/src/backend/replication/logical/launcher.c
@@ -261,6 +261,7 @@ logicalrep_worker_launch(Oid dbid, Oid subid, const char *subname, Oid userid)
/* Bail if not found */
if (worker == NULL)
{
+ LWLockRelease(LogicalRepWorkerLock);
ereport(WARNING,
(errcode(ERRCODE_CONFIGURATION_LIMIT_EXCEEDED),
errmsg("out of logical replication workers slots"),
--
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