查询运行几十秒会报这个错误
com.mysql.jdbc.exceptions.jdbc4.MySQLSyntaxErrorException: Put planfragment a4d377ff-74d9-11ec-90cf-78ac445d4f71 to thread pool failed. err = Thread pool is at capacity (4096/4096 tasks running, 2048/2048 tasks queued)
at sun.reflect.GeneratedConstructorAccessor27.newInstance(Unknown Source)
at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
at com.mysql.jdbc.Util.handleNewInstance(Util.java:406)
at com.mysql.jdbc.Util.getInstance(Util.java:381)
at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:1030)
at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:956)
at com.mysql.jdbc.MysqlIO.checkErrorPacket(MysqlIO.java:3491)
at com.mysql.jdbc.MysqlIO.checkErrorPacket(MysqlIO.java:3423)
at com.mysql.jdbc.MysqlIO.checkErrorPacket(MysqlIO.java:910)
at com.mysql.jdbc.MysqlIO.readAllResults(MysqlIO.java:1779)
at com.mysql.jdbc.MysqlIO.sqlQueryDirect(MysqlIO.java:2135)
at com.mysql.jdbc.ConnectionImpl.execSQL(ConnectionImpl.java:2536)
at com.mysql.jdbc.ConnectionImpl.execSQL(ConnectionImpl.java:2465)
at com.mysql.jdbc.StatementImpl.executeQuery(StatementImpl.java:1383)
at com.dhgate.monitor.main.ConnectDoris$.readMysql(ConnectDoris.scala:46)
at Demo$ThreadDemo.run(Demo.scala:49)
at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149)
at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)
at java.lang.Thread.run(Thread.java:748)
be 下 fragment id 没有其它报错信息 fe下会报错
2022-01-14 09:31:17,669 WARN (starrocks-mysql-nio-pool-3650|232103) [Coordinator.exec():552] exec plan fragment failed, errmsg=Put planfragment a5664133-74d9-11ec-90cf-78ac445d4f6b to thread pool failed. err = Thread pool is at capacity (4096/4096 tasks running, 2048/2048 tasks queued), code: INTERNAL_ERROR, fragmentId=F10, backend=.26:9060
2022-01-14 09:31:17,725 INFO (starrocks-mysql-nio-pool-3650|232103) [StmtExecutor.execute():451] execute Exception. Put planfragment a5664133-74d9-11ec-90cf-78ac445d4f6b to thread pool failed. err = Thread pool is at capacity (4096/4096 tasks running, 2048/2048 tasks queued)