From cf83eccec25d945d6278fccf6427d51df0ede2cf Mon Sep 17 00:00:00 2001
From: "ChangBo Guo(gcb)" <eric.guo@easystack.cn>
Date: Wed, 29 Jun 2016 17:09:39 +0800
Subject: [PATCH] Add namespace oslo.db.concurrency in
 nova-config-generator.conf

Nova uses oslo_db.concurrency.TpoolDbapiWrapper in [1], and config
option use_tpool decides to use of thread pooling for all DB API
calls[2]. We should provide this config opitons to users.

[1]https://github.com/openstack/nova/blob/master/nova/db/api.py#L43
[2]https://github.com/openstack/oslo.db/blob/master/oslo_db/concurrency.py#L28

Change-Id: Ic596a4db39224b5bb676765b6bcb7ac09d3aaaf4
---
 etc/nova/nova-config-generator.conf | 1 +
 1 file changed, 1 insertion(+)

diff --git a/etc/nova/nova-config-generator.conf b/etc/nova/nova-config-generator.conf
index 8a1ba1fcbd80..c11a4153df63 100644
--- a/etc/nova/nova-config-generator.conf
+++ b/etc/nova/nova-config-generator.conf
@@ -12,6 +12,7 @@ namespace = oslo.policy
 namespace = oslo.service.periodic_task
 namespace = oslo.service.service
 namespace = oslo.db
+namespace = oslo.db.concurrency
 namespace = oslo.middleware
 namespace = oslo.concurrency
 namespace = keystonemiddleware.auth_token