Ted Yu created KYLIN-3578:
-----------------------------
Summary: Do not synchronize on the intrinsic locks of high-level
concurrency objects
Key: KYLIN-3578
URL: https://issues.apache.org/jira/browse/KYLIN-3578
Project: Kylin
Issue Type: Bug
Reporter: Ted Yu
>From
>core-common/src/main/java/org/apache/kylin/common/util/MemoryBudgetController.java
> :
{code}
private final ReentrantLock lock = new ReentrantLock();
...
synchronized (lock) {
{code}
See the following for why such practice is to be avoided:
https://wiki.sei.cmu.edu/confluence/display/java/LCK03-J.+Do+not+synchronize+on+the+intrinsic+locks+of+high-level+concurrency+objects
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