2
트위터의 그래프 데이터베이스 flockdb를 성공적으로 작성했습니다. 내가 DIST/flockdb/스크립트에서 스크립트 'setup-env.sh'를 실행할 때, 나는 (development.log 파일에서) 다음과 같은 오류를 가지고 :flockdb 설정이 실패했습니다.
INF [20120807-19:01:36.635] stats: Starting LatchedStatsListener
INF [20120807-19:01:36.684] admin: Admin HTTP interface started on port 9990.
WAR [20120807-19:01:37.277] querulous: Error initially populating pool localhost
WAR [20120807-19:01:37.277] querulous: com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure
The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
WAR [20120807-19:01:37.277] querulous: at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method)
WAR [20120807-19:01:37.277] querulous: at sun.reflect.NativeConstructorAccessorImpl.newInstance(NativeConstructorAccessorImpl.java:39)
WAR [20120807-19:01:37.277] querulous: at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:27)
WAR [20120807-19:01:37.277] querulous: at java.lang.reflect.Constructor.newInstance(Constructor.java:513)
WAR [20120807-19:01:37.277] querulous: at com.mysql.jdbc.Util.handleNewInstance(Util.java:411)
WAR [20120807-19:01:37.277] querulous: at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:1116)
WAR [20120807-19:01:37.277] querulous: at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:344)
WAR [20120807-19:01:37.277] querulous: at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2332)
WAR [20120807-19:01:37.277] querulous: at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2369)
WAR [20120807-19:01:37.277] querulous: at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2153)
WAR [20120807-19:01:37.277] querulous: at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:792)
WAR [20120807-19:01:37.277] querulous: at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
WAR [20120807-19:01:37.277] querulous: at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method)
WAR [20120807-19:01:37.277] querulous: at sun.reflect.NativeConstructorAccessorImpl.newInstance(NativeConstructorAccessorImpl.java:39)
WAR [20120807-19:01:37.277] querulous: at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:27)
WAR [20120807-19:01:37.277] querulous: at java.lang.reflect.Constructor.newInstance(Constructor.java:513)
WAR [20120807-19:01:37.277] querulous: at com.mysql.jdbc.Util.handleNewInstance(Util.java:411)
WAR [20120807-19:01:37.277] querulous: at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:381)
WAR [20120807-19:01:37.277] querulous: at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:305)
WAR [20120807-19:01:37.277] querulous: at java.sql.DriverManager.getConnection(DriverManager.java:582)
WAR [20120807-19:01:37.277] querulous: at java.sql.DriverManager.getConnection(DriverManager.java:185)
WAR [20120807-19:01:37.277] querulous: at com.twitter.querulous.database.ThrottledPoolingDatabase.mkConnection(ThrottledPoolingDatabase.scala:266)
WAR [20120807-19:01:37.277] querulous: at com.twitter.querulous.database.ThrottledPoolingDatabase$$anonfun$5.apply(ThrottledPoolingDatabase.scala:229)
WAR [20120807-19:01:37.277] querulous: at com.twitter.querulous.database.ThrottledPoolingDatabase$$anonfun$5.apply(ThrottledPoolingDatabase.scala:229)
WAR [20120807-19:01:37.277] querulous: at com.twitter.querulous.database.ThrottledPool.addObject(ThrottledPoolingDatabase.scala:67)
WAR [20120807-19:01:37.277] querulous: at com.twitter.querulous.database.ThrottledPool$$anonfun$1.apply$mcVI$sp(ThrottledPoolingDatabase.scala:58)
WAR [20120807-19:01:37.277] querulous: at scala.collection.immutable.Range$ByOne$class.foreach$mVc$sp(Range.scala:285)
WAR [20120807-19:01:37.277] querulous: at scala.collection.immutable.Range$$anon$2.foreach$mVc$sp(Range.scala:265)
WAR [20120807-19:01:37.277] querulous: at com.twitter.querulous.database.ThrottledPool.<init>(ThrottledPoolingDatabase.scala:58)
WAR [20120807-19:01:37.277] querulous: at com.twitter.querulous.database.ThrottledPoolingDatabase.<init>(ThrottledPoolingDatabase.scala:229)
WAR [20120807-19:01:37.277] querulous: (...more...)
이 보인다는 약간의 문제가 투덜 거리는 의해 야기 될 수 있습니다. 아무도 나 에게이 문제를 해결하는 방법에 대한 조언을 줄 수 있습니까? 미리 감사드립니다.