我们使用Quartz（带弹簧）来触发很少的任务。这个设置工作了这么多年没有任何问题。最近，调度程序突然停止工作。服务器重启后它工作正常，但一段时间后再次停止工作。有人可以帮我解决这个问题吗？
以下是您参考的版本详情：
Windows Server: 2003
Quartz: 1.5.1
Spring: 3.2.2
我生成了线程转储以检查每件事情是否正常。看起来很好。下面是与Quartz线程有关的线程转储部分。
"QuartzScheduler_QuartzScheduler-NON_CLUSTERED_MisfireHandler" daemon prio=6 tid=0x57c26400 nid=0x270 runnable [0x58ecf000]
java.lang.Thread.State: RUNNABLE
at java.net.SocketInputStream.socketRead0(Native Method)
at java.net.SocketInputStream.read(Unknown Source)
at java.net.SocketInputStream.read(Unknown Source)
at oracle.net.ns.Packet.receive(Unknown Source)
at oracle.net.ns.DataPacket.receive(Unknown Source)
at oracle.net.ns.NetInputStream.getNextPacket(Unknown Source)
at oracle.net.ns.NetInputStream.read(Unknown Source)
at oracle.net.ns.NetInputStream.read(Unknown Source)
at oracle.net.ns.NetInputStream.read(Unknown Source)
at oracle.jdbc.driver.T4CMAREngine.unmarshalUB1(T4CMAREngine.java:971)
at oracle.jdbc.driver.T4CMAREngine.unmarshalSB1(T4CMAREngine.java:941)
at oracle.jdbc.driver.T4C8Oall.receive(T4C8Oall.java:432)
at oracle.jdbc.driver.T4CPreparedStatement.doOall8(T4CPreparedStatement.java:181)
at oracle.jdbc.driver.T4CPreparedStatement.execute_for_describe(T4CPreparedStatement.java:420)
at oracle.jdbc.driver.OracleStatement.execute_maybe_describe(OracleStatement.java:896)
at oracle.jdbc.driver.T4CPreparedStatement.execute_maybe_describe(T4CPreparedStatement.java:452)
at oracle.jdbc.driver.OracleStatement.doExecuteWithTimeout(OracleStatement.java:986)
at oracle.jdbc.driver.OraclePreparedStatement.executeInternal(OraclePreparedStatement.java:2888)
at oracle.jdbc.driver.OraclePreparedStatement.executeQuery(OraclePreparedStatement.java:2929)
- locked <0x10a0f020> (a oracle.jdbc.driver.T4CPreparedStatement)
- locked <0x10f39060> (a oracle.jdbc.driver.T4CConnection)
at org.apache.commons.dbcp.DelegatingPreparedStatement.executeQuery(DelegatingPreparedStatement.java:96)
at org.apache.commons.dbcp.DelegatingPreparedStatement.executeQuery(DelegatingPreparedStatement.java:96)
at org.quartz.impl.jdbcjobstore.StdRowLockSemaphore.obtainLock(StdRowLockSemaphore.java:137)
at org.quartz.impl.jdbcjobstore.JobStoreCMT.doRecoverMisfires(JobStoreCMT.java:1298)
at org.quartz.impl.jdbcjobstore.JobStoreSupport$MisfireHandler.manage(JobStoreSupport.java:2409)
at org.quartz.impl.jdbcjobstore.JobStoreSupport$MisfireHandler.run(JobStoreSupport.java:2428)
"QuartzScheduler_QuartzSchedulerThread" prio=6 tid=0x57bfc400 nid=0x1334 runnable [0x58e1f000]
java.lang.Thread.State: RUNNABLE
at java.net.SocketInputStream.socketRead0(Native Method)
at java.net.SocketInputStream.read(Unknown Source)
at java.net.SocketInputStream.read(Unknown Source)
at oracle.net.ns.Packet.receive(Unknown Source)
at oracle.net.ns.DataPacket.receive(Unknown Source)
at oracle.net.ns.NetInputStream.getNextPacket(Unknown Source)
at oracle.net.ns.NetInputStream.read(Unknown Source)
at oracle.net.ns.NetInputStream.read(Unknown Source)
at oracle.net.ns.NetInputStream.read(Unknown Source)
at oracle.jdbc.driver.T4CMAREngine.unmarshalUB1(T4CMAREngine.java:971)
at oracle.jdbc.driver.T4CMAREngine.unmarshalSB1(T4CMAREngine.java:941)
at oracle.jdbc.driver.T4C8Oall.receive(T4C8Oall.java:432)
at oracle.jdbc.driver.T4CPreparedStatement.doOall8(T4CPreparedStatement.java:181)
at oracle.jdbc.driver.T4CPreparedStatement.execute_for_describe(T4CPreparedStatement.java:420)
at oracle.jdbc.driver.OracleStatement.execute_maybe_describe(OracleStatement.java:896)
at oracle.jdbc.driver.T4CPreparedStatement.execute_maybe_describe(T4CPreparedStatement.java:452)
at oracle.jdbc.driver.OracleStatement.doExecuteWithTimeout(OracleStatement.java:986)
at oracle.jdbc.driver.OraclePreparedStatement.executeInternal(OraclePreparedStatement.java:2888)
at oracle.jdbc.driver.OraclePreparedStatement.executeQuery(OraclePreparedStatement.java:2929)
- locked <0x10a0f358> (a oracle.jdbc.driver.T4CPreparedStatement)
- locked <0x10f391c8> (a oracle.jdbc.driver.T4CConnection)
at org.apache.commons.dbcp.DelegatingPreparedStatement.executeQuery(DelegatingPreparedStatement.java:96)
at org.apache.commons.dbcp.DelegatingPreparedStatement.executeQuery(DelegatingPreparedStatement.java:96)
at org.quartz.impl.jdbcjobstore.StdRowLockSemaphore.obtainLock(StdRowLockSemaphore.java:137)
at org.quartz.impl.jdbcjobstore.JobStoreCMT.acquireNextTrigger(JobStoreCMT.java:1134)
at org.quartz.core.QuartzSchedulerThread.run(QuartzSchedulerThread.java:233)
"QuartzScheduler_Worker-9" prio=6 tid=0x57c75400 nid=0x794 in Object.wait() [0x58d6f000]
java.lang.Thread.State: TIMED_WAITING (on object monitor)
at java.lang.Object.wait(Native Method)
at org.quartz.simpl.SimpleThreadPool.getNextRunnable(SimpleThreadPool.java:428)
- locked <0x0ec94410> (a java.lang.Object)
at org.quartz.simpl.SimpleThreadPool.access$000(SimpleThreadPool.java:47)
at org.quartz.simpl.SimpleThreadPool$WorkerThread.run(SimpleThreadPool.java:518)
"QuartzScheduler_Worker-8" prio=6 tid=0x57c73c00 nid=0x1aa4 in Object.wait() [0x58cbf000]
java.lang.Thread.State: TIMED_WAITING (on object monitor)
at java.lang.Object.wait(Native Method)
at org.quartz.simpl.SimpleThreadPool.getNextRunnable(SimpleThreadPool.java:428)
- locked <0x0ec94410> (a java.lang.Object)
at org.quartz.simpl.SimpleThreadPool.access$000(SimpleThreadPool.java:47)
at org.quartz.simpl.SimpleThreadPool$WorkerThread.run(SimpleThreadPool.java:518)
"QuartzScheduler_Worker-7" prio=6 tid=0x57c79400 nid=0xfec in Object.wait() [0x58c0f000]
java.lang.Thread.State: TIMED_WAITING (on object monitor)
at java.lang.Object.wait(Native Method)
at org.quartz.simpl.SimpleThreadPool.getNextRunnable(SimpleThreadPool.java:428)
- locked <0x0ec94410> (a java.lang.Object)
at org.quartz.simpl.SimpleThreadPool.access$000(SimpleThreadPool.java:47)
at org.quartz.simpl.SimpleThreadPool$WorkerThread.run(SimpleThreadPool.java:518)
"QuartzScheduler_Worker-6" prio=6 tid=0x57c77c00 nid=0x650 in Object.wait() [0x58b5f000]
java.lang.Thread.State: TIMED_WAITING (on object monitor)
at java.lang.Object.wait(Native Method)
at org.quartz.simpl.SimpleThreadPool.getNextRunnable(SimpleThreadPool.java:428)
- locked <0x0ec94410> (a java.lang.Object)
at org.quartz.simpl.SimpleThreadPool.access$000(SimpleThreadPool.java:47)
at org.quartz.simpl.SimpleThreadPool$WorkerThread.run(SimpleThreadPool.java:518)
"QuartzScheduler_Worker-5" prio=6 tid=0x57c69400 nid=0x8cc in Object.wait() [0x58aaf000]
java.lang.Thread.State: TIMED_WAITING (on object monitor)
at java.lang.Object.wait(Native Method)
at org.quartz.simpl.SimpleThreadPool.getNextRunnable(SimpleThreadPool.java:428)
- locked <0x0ec94410> (a java.lang.Object)
at org.quartz.simpl.SimpleThreadPool.access$000(SimpleThreadPool.java:47)
at org.quartz.simpl.SimpleThreadPool$WorkerThread.run(SimpleThreadPool.java:518)
"QuartzScheduler_Worker-4" prio=6 tid=0x57c68000 nid=0x338 in Object.wait() [0x589ff000]
java.lang.Thread.State: TIMED_WAITING (on object monitor)
at java.lang.Object.wait(Native Method)
at org.quartz.simpl.SimpleThreadPool.getNextRunnable(SimpleThreadPool.java:428)
- locked <0x0ec94410> (a java.lang.Object)
at org.quartz.simpl.SimpleThreadPool.access$000(SimpleThreadPool.java:47)
at org.quartz.simpl.SimpleThreadPool$WorkerThread.run(SimpleThreadPool.java:518)
"QuartzScheduler_Worker-3" prio=6 tid=0x57c62800 nid=0x178c in Object.wait() [0x5894f000]
java.lang.Thread.State: TIMED_WAITING (on object monitor)
at java.lang.Object.wait(Native Method)
at org.quartz.simpl.SimpleThreadPool.getNextRunnable(SimpleThreadPool.java:428)
- locked <0x0ec94410> (a java.lang.Object)
at org.quartz.simpl.SimpleThreadPool.access$000(SimpleThreadPool.java:47)
at org.quartz.simpl.SimpleThreadPool$WorkerThread.run(SimpleThreadPool.java:518)
"QuartzScheduler_Worker-2" prio=6 tid=0x57c72400 nid=0x1e8c in Object.wait() [0x5889f000]
java.lang.Thread.State: TIMED_WAITING (on object monitor)
at java.lang.Object.wait(Native Method)
at org.quartz.simpl.SimpleThreadPool.getNextRunnable(SimpleThreadPool.java:428)
- locked <0x0ec94410> (a java.lang.Object)
at org.quartz.simpl.SimpleThreadPool.access$000(SimpleThreadPool.java:47)
at org.quartz.simpl.SimpleThreadPool$WorkerThread.run(SimpleThreadPool.java:518)
"QuartzScheduler_Worker-1" prio=6 tid=0x57c56400 nid=0x11bc in Object.wait() [0x587ef000]
java.lang.Thread.State: TIMED_WAITING (on object monitor)
at java.lang.Object.wait(Native Method)
at org.quartz.simpl.SimpleThreadPool.getNextRunnable(SimpleThreadPool.java:428)
- locked <0x0ec94410> (a java.lang.Object)
at org.quartz.simpl.SimpleThreadPool.access$000(SimpleThreadPool.java:47)
at org.quartz.simpl.SimpleThreadPool$WorkerThread.run(SimpleThreadPool.java:518)
"QuartzScheduler_Worker-0" prio=6 tid=0x57c36000 nid=0x1770 in Object.wait() [0x5873f000]
java.lang.Thread.State: TIMED_WAITING (on object monitor)
at java.lang.Object.wait(Native Method)
at org.quartz.simpl.SimpleThreadPool.getNextRunnable(SimpleThreadPool.java:428)
- locked <0x0ec94410> (a java.lang.Object)
at org.quartz.simpl.SimpleThreadPool.access$000(SimpleThreadPool.java:47)
at org.quartz.simpl.SimpleThreadPool$WorkerThread.run(SimpleThreadPool.java:518)