[kylin] 08/11: bug fix,fix KylinConfig deadlock

[liyang]

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commit 31af5c27870dfefb2d1c626a35a4202606faed84
Author: mingming.ge <mingming...@kyligence.io>
AuthorDate: Sun Feb 25 19:58:45 2018 +0800

    bug fix,fix KylinConfig deadlock
---
 core-common/src/main/java/org/apache/kylin/common/KylinConfig.java | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/core-common/src/main/java/org/apache/kylin/common/KylinConfig.java 
b/core-common/src/main/java/org/apache/kylin/common/KylinConfig.java
index 959bc14..191d767 100644
--- a/core-common/src/main/java/org/apache/kylin/common/KylinConfig.java
+++ b/core-common/src/main/java/org/apache/kylin/common/KylinConfig.java
@@ -406,7 +406,7 @@ public class KylinConfig extends KylinConfigBase {
         if (mgr != null)
             return (T) mgr;
         
-        synchronized (this) {
+        synchronized (clz) {
             mgr = managersCache.get(clz);
             if (mgr != null)
                 return (T) mgr;

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