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java.lang.InterruptedException: 	at java.util.concurrent.locks.AbstractQueuedSynchronizer.doAcquireSharedNanos(AbstractQueuedSynchronizer.java:1024)	at java.util.concurrent.locks.AbstractQueuedSynchronizer.tryAcquireSharedNanos(AbstractQueuedSynchronizer.java:1303)	at java.util.concurrent.CountDownLatch.await(CountDownLatch.java:253)	at org.apache.tomcat.jdbc.pool.FairBlockingQueue.poll(FairBlockingQueue.java:151)	at org.apache.tomcat.jdbc.pool.ConnectionPool.borrowConnection(ConnectionPool.java:650)