From 98cf1ff7ba0145247d4bcd21504b45e731e2f8c5 Mon Sep 17 00:00:00 2001
From: Martin Turon <mturon@google.com>
Date: Wed, 24 Nov 2021 15:20:18 -0800
Subject: [PATCH] [shell] Fix darwin deadlock with 'server start' command.

---
 src/platform/Darwin/KeyValueStoreManagerImpl.mm | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/platform/Darwin/KeyValueStoreManagerImpl.mm b/src/platform/Darwin/KeyValueStoreManagerImpl.mm
index 8d0476259f2523..22756b48be7495 100644
--- a/src/platform/Darwin/KeyValueStoreManagerImpl.mm
+++ b/src/platform/Darwin/KeyValueStoreManagerImpl.mm
@@ -184,7 +184,7 @@ - (instancetype)initWithContext:(nonnull NSManagedObjectContext *)context
             }
 
             // create Managed Object context
-            gContext = [[NSManagedObjectContext alloc] initWithConcurrencyType:NSMainQueueConcurrencyType];
+            gContext = [[NSManagedObjectContext alloc] initWithConcurrencyType:NSPrivateQueueConcurrencyType];
             [gContext setPersistentStoreCoordinator:coordinator];
 
             return CHIP_NO_ERROR;