Cassandra 卡桑德拉启动问题
首先,我读了这个 我不能让卡桑德拉重新开始工作。 我使用Hector作为我的客户机连接到Cassandra 0.8.2的实例并加载我的模式。通过Hector,我使用了两个不同的类来创建两个不同的列族-Articles和TagsArticlesCF 通过main类,我创建了一个名为“Articles”和“TagsArticlesCF”的列族,如下所示:Cassandra 卡桑德拉启动问题,cassandra,restart,hector,Cassandra,Restart,Hector,首先,我读了这个 我不能让卡桑德拉重新开始工作。 我使用Hector作为我的客户机连接到Cassandra 0.8.2的实例并加载我的模式。通过Hector,我使用了两个不同的类来创建两个不同的列族-Articles和TagsArticlesCF 通过main类,我创建了一个名为“Articles”和“TagsArticlesCF”的列族,如下所示: public static void main(String[] args) { cluster = HFactory.getOrCrea
public static void main(String[] args) {
cluster = HFactory.getOrCreateCluster("test cluster", "xxx.xxx.xxx.xxx:9160");
newKeyspaceDef = HFactory.createKeyspaceDefinition(keyspaceName);
if( (cluster.describeKeyspace(keyspaceName)) == null){
createSchema();
}
Keyspace ksp = HFactory.createKeyspace(keyspaceName, cluster);
Articles art = new Articles(cluster, newKeyspaceDef,ksp);
TagsArticlesCF tags = new TagsArticlesCF(cluster,newKeyspaceDef,ksp);
以下是我的柱族的外观/创建方式示例:
public Articles(Cluster cluster, KeyspaceDefinition ksp, Keyspace ksp2) {
BasicColumnFamilyDefinition bcfDef = new BasicColumnFamilyDefinition();
bcfDef.setName("Articles");
bcfDef.setKeyspaceName("test3");
bcfDef.setDefaultValidationClass(ComparatorType.UTF8TYPE.getClassName());
bcfDef.setKeyValidationClass(ComparatorType.UTF8TYPE.getClassName());
bcfDef.setComparatorType(ComparatorType.UTF8TYPE);
ColumnFamilyDefinition cfDef = new ThriftCfDef(bcfDef);
BasicColumnDefinition columnDefinition = new BasicColumnDefinition();
columnDefinition.setName(StringSerializer.get().toByteBuffer("title"));
columnDefinition.setIndexType(ColumnIndexType.KEYS);
columnDefinition.setValidationClass(ComparatorType.UTF8TYPE.getClassName());
cfDef.addColumnDefinition(columnDefinition);
...
我正在尝试向Cassandra添加一个完整的模式,该模式将支持我计划对加载的数据执行的查询。我运行了几次main方法将新的列族加载到数据库中。在多次运行main方法并调整一些内容(检查列族是否已经在KeyspaceDefinition中)之后,Cassandra的运行实例停止了
我对使用Hector/java的一些事情感到好奇:
[root@appscluster1 bin]# ./cassandra -p cassandra.pid
[root@appscluster1 bin]# INFO 10:52:36,437 Logging initialized
INFO 10:52:36,484 JVM vendor/version: Java HotSpot(TM) 64-Bit Server VM/1.6.0_25
INFO 10:52:36,485 Heap size: 1046937600/1046937600
INFO 10:52:36,490 JNA not found. Native methods will be disabled.
INFO 10:52:36,526 Loading settings from file:/opt/cassandra/apache-cassandra-0.8.2/conf/cassandra.yaml
[root@appscluster1 bin]# INFO 10:52:36,872 DiskAccessMode 'auto' determined to be mmap, indexAccessMode is mmap
INFO 10:52:37,346 Global memtable threshold is enabled at 332MB
INFO 10:52:37,348 Removing compacted SSTable files (see http://wiki.apache.org/cassandra/MemtableSSTable)
INFO 10:52:37,497 Removing compacted SSTable files (see http://wiki.apache.org/cassandra/MemtableSSTable)
INFO 10:52:37,617 Removing compacted SSTable files (see http://wiki.apache.org/cassandra/MemtableSSTable)
INFO 10:52:37,984 Removing compacted SSTable files (see http://wiki.apache.org/cassandra/MemtableSSTable)
INFO 10:52:38,252 Removing compacted SSTable files (see http://wiki.apache.org/cassandra/MemtableSSTable)
INFO 10:52:38,259 Removing compacted SSTable files (see http://wiki.apache.org/cassandra/MemtableSSTable)
INFO 10:52:38,545 Opening /opt/cassandra/persist8/data/system/IndexInfo-g-73
INFO 10:52:38,661 Opening /opt/cassandra/persist8/data/system/Schema-g-169
INFO 10:52:38,685 Opening /opt/cassandra/persist8/data/system/Schema-g-170
INFO 10:52:38,730 Opening /opt/cassandra/persist8/data/system/Schema-g-171
INFO 10:52:38,751 Opening /opt/cassandra/persist8/data/system/Migrations-g-171
INFO 10:52:38,763 Opening /opt/cassandra/persist8/data/system/Migrations-g-170
INFO 10:52:38,776 Opening /opt/cassandra/persist8/data/system/Migrations-g-169
INFO 10:52:38,795 Opening /opt/cassandra/persist8/data/system/LocationInfo-g-2
INFO 10:52:38,827 Opening /opt/cassandra/persist8/data/system/LocationInfo-g-1
INFO 10:52:39,048 Loading schema version ec437ac0-d28a-11e0-0000-c4ffed3367ff
INFO 10:52:39,645 Removing compacted SSTable files (see http://wiki.apache.org/cassandra/MemtableSSTable)
INFO 10:52:39,663 Removing compacted SSTable files (see http://wiki.apache.org/cassandra/MemtableSSTable)
。。。(更多相同)
。。。(更多相同)
INFO 10:52:41892删除压缩的SSTable文件(请参阅http://wiki.apache.org/cassandra/MemtableSSTable)
错误10:52:41898启动期间遇到异常。
java.lang.RuntimeException:javax.management.InstancealReadyExistException:org.apache.cassandra.db:type=ColumnFamilies,keyspace=test3,columnfamily=TagsArticlesCF
位于org.apache.cassandra.db.ColumnFamilyStore(ColumnFamilyStore.java:315)
在org.apache.cassandra.db.ColumnFamilyStore.createColumnFamilyStore(ColumnFamilyStore.java:466)上
在org.apache.cassandra.db.ColumnFamilyStore.createColumnFamilyStore(ColumnFamilyStore.java:436)上
位于org.apache.cassandra.db.Table.initCf(Table.java:369)
位于org.apache.cassandra.db.Table.(Table.java:306)
位于org.apache.cassandra.db.Table.open(Table.java:111)
位于org.apache.cassandra.service.AbstractCassandrademon.setup(AbstractCassandrademon.java:187)
位于org.apache.cassandra.service.AbstractCassandraDaemon.activate(AbstractCassandraDaemon.java:341)
位于org.apache.cassandra.thrift.cassandrademon.main(cassandrademon.java:80)
原因:javax.management.instancealreadyexistException:org.apache.cassandra.db:type=ColumnFamilies,keyspace=test3,columnfamily=TagsArticlesCF
位于com.sun.jmx.mbeanserver.Repository.addMBean(Repository.java:453)
位于com.sun.jmx.interceptor.DefaultMBeanServerInterceptor.internal_addObject(DefaultMBeanServerInterceptor.java:1484)
位于com.sun.jmx.interceptor.DefaultMBeanServerInterceptor.registerDynamicMBean(DefaultMBeanServerInterceptor.java:963)
位于com.sun.jmx.interceptor.DefaultMBeanServerInterceptor.registerObject(DefaultMBeanServerInterceptor.java:917)
位于com.sun.jmx.interceptor.DefaultMBeanServerInterceptor.registerMBean(DefaultMBeanServerInterceptor.java:312)
位于com.sun.jmx.mbeanserver.JmxMBeanServer.registerMBean(JmxMBeanServer.java:482)
位于org.apache.cassandra.db.ColumnFamilyStore(ColumnFamilyStore.java:311)
... 8个以上
启动期间遇到异常。
java.lang.RuntimeException:javax.management.InstancealReadyExistException:org.apache.cassandra.db:type=ColumnFamilies,keyspace=test3,columnfamily=TagsArticlesCF
位于org.apache.cassandra.db.ColumnFamilyStore(ColumnFamilyStore.java:315)
在org.apache.cassandra.db.ColumnFamilyStore.createColumnFamilyStore(ColumnFamilyStore.java:466)上
在org.apache.cassandra.db.ColumnFamilyStore.createColumnFamilyStore(ColumnFamilyStore.java:436)上
位于org.apache.cassandra.db.Table.initCf(Table.java:369)
位于org.apache.cassandra.db.Table.(Table.java:306)
位于org.apache.cassandra.db.Table.open(Table.java:111)
位于org.apache.cassandra.service.AbstractCassandrademon.setup(AbstractCassandrademon.java:187)
位于org.apache.cassandra.service.AbstractCassandraDaemon.activate(AbstractCassandraDaemon.java:341)
位于org.apache.cassandra.thrift.cassandrademon.main(cassandrademon.java:80)
原因:javax.management.instancealreadyexistException:org.apache.cassandra.db:type=ColumnFamilies,keyspace=test3,columnfamily=TagsArticlesCF
位于com.sun.jmx.mbeanserver.Repository.addMBean(Repository.java:453)
位于com.sun.jmx.interceptor.DefaultMBeanServerInterceptor.internal_addObject(DefaultMBeanServerInterceptor.java:1484)
位于com.sun.jmx.interceptor.DefaultMBeanServerInterceptor.registerDynamicMBean(DefaultMBeanServerInterceptor.java:963)
位于com.sun.jmx.interceptor.DefaultMBeanServerInterceptor.registerObject(DefaultMBeanServerInterceptor.java:917)
位于com.sun.jmx.interceptor.DefaultMBeanServerInterceptor.registerMBean(DefaultMBeanServerInterceptor.java:312)
位于com.sun.jmx.mbeanserver.JmxMBeanServer.registerMBean(JmxMBeanServer.java:482)
位于org.apache.cassandra.db.ColumnFamilyStore(ColumnFamilyStore.java:311)
... 8个以上
[root@appscluster1[垃圾箱]#
谢谢 如何将密钥空间定义发送到集群 查看以下测试用例中的方法:
如果键空间和/或列族已经存在,您应该能够捕获IllegalArgumentException 嗯。我找出了KeyspaceDefinition和Keyspace之间的区别。从这里()我备份了实例,但我无法理解为什么我首先会出现这个错误。这似乎是一个不稳定的局面。
INFO 10:52:40,463 Removing compacted SSTable files (see http://wiki.apache.org/cassandra/MemtableSSTable)
INFO 10:52:41,390 Opening /opt/cassandra/persist8/data/test3/Articles-g-367
ERROR 10:52:41,392 Missing sstable component in /opt/cassandra/persist8/data/test3/Articles-g-367=[Index.db, Data.db]; skipped because of /opt/cassandra/persist8/data/test3/Articles-g-367-Index.db (No such file or directory)
INFO 10:52:41,863 Removing compacted SSTable files (see http://wiki.apache.org/cassandra/MemtableSSTable)
INFO 10:52:41,865 Removing compacted SSTable files (see http://wiki.apache.org/cassandra/MemtableSSTable)
INFO 10:52:41,892 Removing compacted SSTable files (see http://wiki.apache.org/cassandra/MemtableSSTable)
ERROR 10:52:41,898 Exception encountered during startup.
java.lang.RuntimeException: javax.management.InstanceAlreadyExistsException: org.apache.cassandra.db:type=ColumnFamilies,keyspace=test3,columnfamily=TagsArticlesCF
at org.apache.cassandra.db.ColumnFamilyStore.<init>(ColumnFamilyStore.java:315)
at org.apache.cassandra.db.ColumnFamilyStore.createColumnFamilyStore(ColumnFamilyStore.java:466)
at org.apache.cassandra.db.ColumnFamilyStore.createColumnFamilyStore(ColumnFamilyStore.java:436)
at org.apache.cassandra.db.Table.initCf(Table.java:369)
at org.apache.cassandra.db.Table.<init>(Table.java:306)
at org.apache.cassandra.db.Table.open(Table.java:111)
at org.apache.cassandra.service.AbstractCassandraDaemon.setup(AbstractCassandraDaemon.java:187)
at org.apache.cassandra.service.AbstractCassandraDaemon.activate(AbstractCassandraDaemon.java:341)
at org.apache.cassandra.thrift.CassandraDaemon.main(CassandraDaemon.java:80)
Caused by: javax.management.InstanceAlreadyExistsException: org.apache.cassandra.db:type=ColumnFamilies,keyspace=test3,columnfamily=TagsArticlesCF
at com.sun.jmx.mbeanserver.Repository.addMBean(Repository.java:453)
at com.sun.jmx.interceptor.DefaultMBeanServerInterceptor.internal_addObject(DefaultMBeanServerInterceptor.java:1484)
at com.sun.jmx.interceptor.DefaultMBeanServerInterceptor.registerDynamicMBean(DefaultMBeanServerInterceptor.java:963)
at com.sun.jmx.interceptor.DefaultMBeanServerInterceptor.registerObject(DefaultMBeanServerInterceptor.java:917)
at com.sun.jmx.interceptor.DefaultMBeanServerInterceptor.registerMBean(DefaultMBeanServerInterceptor.java:312)
at com.sun.jmx.mbeanserver.JmxMBeanServer.registerMBean(JmxMBeanServer.java:482)
at org.apache.cassandra.db.ColumnFamilyStore.<init>(ColumnFamilyStore.java:311)
... 8 more
Exception encountered during startup.
java.lang.RuntimeException: javax.management.InstanceAlreadyExistsException: org.apache.cassandra.db:type=ColumnFamilies,keyspace=test3,columnfamily=TagsArticlesCF
at org.apache.cassandra.db.ColumnFamilyStore.<init>(ColumnFamilyStore.java:315)
at org.apache.cassandra.db.ColumnFamilyStore.createColumnFamilyStore(ColumnFamilyStore.java:466)
at org.apache.cassandra.db.ColumnFamilyStore.createColumnFamilyStore(ColumnFamilyStore.java:436)
at org.apache.cassandra.db.Table.initCf(Table.java:369)
at org.apache.cassandra.db.Table.<init>(Table.java:306)
at org.apache.cassandra.db.Table.open(Table.java:111)
at org.apache.cassandra.service.AbstractCassandraDaemon.setup(AbstractCassandraDaemon.java:187)
at org.apache.cassandra.service.AbstractCassandraDaemon.activate(AbstractCassandraDaemon.java:341)
at org.apache.cassandra.thrift.CassandraDaemon.main(CassandraDaemon.java:80)
Caused by: javax.management.InstanceAlreadyExistsException: org.apache.cassandra.db:type=ColumnFamilies,keyspace=test3,columnfamily=TagsArticlesCF
at com.sun.jmx.mbeanserver.Repository.addMBean(Repository.java:453)
at com.sun.jmx.interceptor.DefaultMBeanServerInterceptor.internal_addObject(DefaultMBeanServerInterceptor.java:1484)
at com.sun.jmx.interceptor.DefaultMBeanServerInterceptor.registerDynamicMBean(DefaultMBeanServerInterceptor.java:963)
at com.sun.jmx.interceptor.DefaultMBeanServerInterceptor.registerObject(DefaultMBeanServerInterceptor.java:917)
at com.sun.jmx.interceptor.DefaultMBeanServerInterceptor.registerMBean(DefaultMBeanServerInterceptor.java:312)
at com.sun.jmx.mbeanserver.JmxMBeanServer.registerMBean(JmxMBeanServer.java:482)
at org.apache.cassandra.db.ColumnFamilyStore.<init>(ColumnFamilyStore.java:311)
... 8 more
[root@appscluster1 bin]#