Hi all, I am installing a cassandra 1.2 on Ubuntu. I followed the Debian/Ubuntu guidelines but even following the procedure to get rid of openJDK it was always there. I read the packages a build using openJDK so I am not sure who really get rid of it.
Anyway, I finally decided to install it from apache-cassandra tar file. However, after my instance is booted with all configuration, starting it on foreground shows me the error below. I got the same before using deb package but I thought it was related to the openJDK but it seems it is not as I am using # java -version java version "1.6.0_31" Java(TM) SE Runtime Environment (build 1.6.0_31-b04) Java HotSpot(TM) 64-Bit Server VM (build 20.6-b01, mixed mode) I also updated the mx4j-tools.jar in case it was related. The system.log doesn't seem to show any error thoug. I need these MBeans working as I am monitoring Cassandra with some collectd plugins accessing to them. Please let me know if anyone understand what is wrong here. I pasted below all the logs I am talking about. Thanks a lot, Xavi root@xaviring1:~# /usr/share/cassandra/bin/cassandra -f xss = -XX:HeapDumpPath=/mnt/cassandra -XX:+CMSIncrementalPacing -XX:+CMSIncrementalMode -javaagent:/usr/share/cassandra/bin/../lib/jamm-0.2.5.jar -XX:+UseThreadPriorities -XX:ThreadPriorityPolicy=42 -Xms1G -Xmx1G -Xmn100M -XX:+HeapDumpOnOutOfMemoryError -Xss256k com.rightscale.rmiregistry.port:8081 Getting the platform's MBean Server Connection URL: service:jmx:rmi://localhost:8081/jndi/rmi://localhost:8081/jmxrmi Creating RMI connector server HttpAdaptor version 3.0.2 started on port 8082 Exception during http request javax.management.RuntimeMBeanException: java.lang.NullPointerException at com.sun.jmx.interceptor.DefaultMBeanServerInterceptor.rethrow(DefaultMBeanServerInterceptor.java:856) at com.sun.jmx.interceptor.DefaultMBeanServerInterceptor.rethrowMaybeMBeanException(DefaultMBeanServerInterceptor.java:869) at com.sun.jmx.interceptor.DefaultMBeanServerInterceptor.getAttribute(DefaultMBeanServerInterceptor.java:670) at com.sun.jmx.mbeanserver.JmxMBeanServer.getAttribute(JmxMBeanServer.java:638) at mx4j.tools.adaptor.http.MBeanCommandProcessor.createMBeanElement(MBeanCommandProcessor.java:119) at mx4j.tools.adaptor.http.MBeanCommandProcessor.executeRequest(MBeanCommandProcessor.java:56) at mx4j.tools.adaptor.http.HttpAdaptor$HttpClient.run(HttpAdaptor.java:980) Caused by: java.lang.NullPointerException at org.apache.cassandra.config.DatabaseDescriptor.getMaxHintWindow(DatabaseDescriptor.java:1157) at org.apache.cassandra.service.StorageProxy.getMaxHintWindow(StorageProxy.java:1506) at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:39) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25) at java.lang.reflect.Method.invoke(Method.java:597) at com.sun.jmx.mbeanserver.StandardMBeanIntrospector.invokeM2(StandardMBeanIntrospector.java:93) at com.sun.jmx.mbeanserver.StandardMBeanIntrospector.invokeM2(StandardMBeanIntrospector.java:27) at com.sun.jmx.mbeanserver.MBeanIntrospector.invokeM(MBeanIntrospector.java:208) at com.sun.jmx.mbeanserver.PerInterface.getAttribute(PerInterface.java:65) at com.sun.jmx.mbeanserver.MBeanSupport.getAttribute(MBeanSupport.java:216) at com.sun.jmx.interceptor.DefaultMBeanServerInterceptor.getAttribute(DefaultMBeanServerInterceptor.java:666) ... 4 more Here is my system.log: Nov 27 16:41:05 xaviring1 cassandra: Logging initialized Nov 27 16:41:05 xaviring1 cassandra: JVM vendor/version: Java HotSpot(TM) 64-Bit Server VM/1.6.0_31 Nov 27 16:41:05 xaviring1 cassandra: Your JVM is out of date. Please upgrade to the newest Oracle Java 6. Nov 27 16:41:05 xaviring1 cassandra: Heap size: 1063256064/1063256064 Nov 27 16:41:05 xaviring1 cassandra: Classpath: /usr/share/cassandra/bin/../conf:/usr/share/cassandra/bin/../build/classes/main:/usr/share/cassandra/bin/../build/classes/thrift:/usr/share/cassandra/bin/../lib/CustomAgent.jar:/usr/share/cassandra/bin/../lib/antlr-3.2.jar:/usr/share/cassandra/bin/../lib/apache-cassandra-1.2.12.jar:/usr/share/cassandra/bin/../lib/apache-cassandra-clientutil-1.2.12.jar:/usr/share/cassandra/bin/../lib/apache-cassandra-thrift-1.2.12.jar:/usr/share/cassandra/bin/../lib/apache-cassandra.jar:/usr/share/cassandra/bin/../lib... Nov 27 16:41:06 xaviring1 cassandra: JNA mlockall successful Nov 27 16:41:06 xaviring1 cassandra: Loading settings from file:/etc/cassandra/cassandra.yaml Nov 27 16:41:07 xaviring1 cassandra: Data files directories: [/mnt/cassandra/data] Nov 27 16:41:07 xaviring1 cassandra: Commit log directory: /mnt/cassandra/commitlog Nov 27 16:41:07 xaviring1 cassandra: DiskAccessMode 'auto' determined to be mmap, indexAccessMode is mmap Nov 27 16:41:07 xaviring1 cassandra: disk_failure_policy is stop Nov 27 16:41:07 xaviring1 cassandra: Global memtable threshold is enabled at 338MB Nov 27 16:41:07 xaviring1 cassandra: Not using multi-threaded compaction Nov 27 16:41:07 xaviring1 cassandra: Please rename encryption_options as server_encryption_options in the yaml Nov 27 16:41:08 xaviring1 cassandra: Initializing key cache with capacity of 100 MBs. Nov 27 16:41:08 xaviring1 cassandra: Scheduling key cache save to each 14400 seconds (going to save all keys). Nov 27 16:41:08 xaviring1 cassandra: Initializing row cache with capacity of 100 MBs and provider org.apache.cassandra.cache.SerializingCacheProvider Nov 27 16:41:08 xaviring1 cassandra: Scheduling row cache save to each 0 seconds (going to save all keys). Nov 27 16:41:08 xaviring1 cassandra: Initializing system.batchlog Nov 27 16:41:08 xaviring1 cassandra: Initializing system.peer_events Nov 27 16:41:08 xaviring1 cassandra: Initializing system.hints Nov 27 16:41:08 xaviring1 cassandra: Initializing system.Schema Nov 27 16:41:08 xaviring1 cassandra: Initializing system.schema_keyspaces Nov 27 16:41:08 xaviring1 cassandra: Opening /mnt/cassandra/data/system/schema_keyspaces/system-schema_keyspaces-ic-1 (220 bytes) Nov 27 16:41:08 xaviring1 cassandra: Opening /mnt/cassandra/data/system/schema_keyspaces/system-schema_keyspaces-ic-1 (220 bytes) Nov 27 16:41:08 xaviring1 cassandra: Opening /mnt/cassandra/data/system/schema_keyspaces/system-schema_keyspaces-ic-2 (220 bytes) Nov 27 16:41:08 xaviring1 cassandra: Opening /mnt/cassandra/data/system/schema_keyspaces/system-schema_keyspaces-ic-2 (220 bytes) Nov 27 16:41:08 xaviring1 cassandra: Initializing system.range_xfers Nov 27 16:41:08 xaviring1 cassandra: Initializing system.HintsColumnFamily Nov 27 16:41:08 xaviring1 cassandra: Initializing system.schema_columnfamilies Nov 27 16:41:08 xaviring1 cassandra: Opening /mnt/cassandra/data/system/schema_columnfamilies/system-schema_columnfamilies-ic-2 (4593 bytes) Nov 27 16:41:08 xaviring1 cassandra: Opening /mnt/cassandra/data/system/schema_columnfamilies/system-schema_columnfamilies-ic-2 (4593 bytes) Nov 27 16:41:08 xaviring1 cassandra: Opening /mnt/cassandra/data/system/schema_columnfamilies/system-schema_columnfamilies-ic-1 (4593 bytes) Nov 27 16:41:08 xaviring1 cassandra: Opening /mnt/cassandra/data/system/schema_columnfamilies/system-schema_columnfamilies-ic-1 (4593 bytes) Nov 27 16:41:08 xaviring1 cassandra: Initializing system.NodeIdInfo Nov 27 16:41:08 xaviring1 cassandra: Initializing system.schema_columns Nov 27 16:41:08 xaviring1 cassandra: Opening /mnt/cassandra/data/system/schema_columns/system-schema_columns-ic-1 (4164 bytes) Nov 27 16:41:08 xaviring1 cassandra: Opening /mnt/cassandra/data/system/schema_columns/system-schema_columns-ic-1 (4164 bytes) Nov 27 16:41:08 xaviring1 cassandra: Opening /mnt/cassandra/data/system/schema_columns/system-schema_columns-ic-2 (4177 bytes) Nov 27 16:41:08 xaviring1 cassandra: Opening /mnt/cassandra/data/system/schema_columns/system-schema_columns-ic-2 (4177 bytes) Nov 27 16:41:08 xaviring1 cassandra: Initializing system.IndexInfo Nov 27 16:41:08 xaviring1 cassandra: Initializing system.Migrations Nov 27 16:41:08 xaviring1 cassandra: Initializing system.peers Nov 27 16:41:08 xaviring1 cassandra: Initializing system.local Nov 27 16:41:08 xaviring1 cassandra: Opening /mnt/cassandra/data/system/local/system-local-ic-11 (5746 bytes) Nov 27 16:41:08 xaviring1 cassandra: Opening /mnt/cassandra/data/system/local/system-local-ic-11 (5746 bytes) Nov 27 16:41:08 xaviring1 cassandra: Opening /mnt/cassandra/data/system/local/system-local-ic-12 (120 bytes) Nov 27 16:41:08 xaviring1 cassandra: Opening /mnt/cassandra/data/system/local/system-local-ic-12 (120 bytes) Nov 27 16:41:08 xaviring1 cassandra: Opening /mnt/cassandra/data/system/local/system-local-ic-13 (5421 bytes) Nov 27 16:41:08 xaviring1 cassandra: Opening /mnt/cassandra/data/system/local/system-local-ic-13 (5421 bytes) Nov 27 16:41:08 xaviring1 cassandra: Initializing system.LocationInfo Nov 27 16:41:09 xaviring1 cassandra: Initializing system_traces.sessions Nov 27 16:41:09 xaviring1 cassandra: Initializing system_traces.events Nov 27 16:41:09 xaviring1 cassandra: completed pre-loading (3 keys) key cache. Nov 27 16:41:09 xaviring1 cassandra: Replaying /mnt/cassandra/commitlog/CommitLog-2-1385569023050.log, /mnt/cassandra/commitlog/CommitLog-2-1385569023051.log, /mnt/cassandra/commitlog/CommitLog-2-1385569023052.log, /mnt/cassandra/commitlog/CommitLog-2-1385569023053.log Nov 27 16:41:09 xaviring1 cassandra: Replaying /mnt/cassandra/commitlog/CommitLog-2-1385569023050.log Nov 27 16:41:09 xaviring1 cassandra: Finished reading /mnt/cassandra/commitlog/CommitLog-2-1385569023050.log Nov 27 16:41:09 xaviring1 cassandra: Replaying /mnt/cassandra/commitlog/CommitLog-2-1385569023051.log Nov 27 16:41:09 xaviring1 cassandra: Finished reading /mnt/cassandra/commitlog/CommitLog-2-1385569023051.log Nov 27 16:41:09 xaviring1 cassandra: Replaying /mnt/cassandra/commitlog/CommitLog-2-1385569023052.log Nov 27 16:41:09 xaviring1 cassandra: Finished reading /mnt/cassandra/commitlog/CommitLog-2-1385569023052.log Nov 27 16:41:09 xaviring1 cassandra: Replaying /mnt/cassandra/commitlog/CommitLog-2-1385569023053.log Nov 27 16:41:09 xaviring1 cassandra: Finished reading /mnt/cassandra/commitlog/CommitLog-2-1385569023053.log Nov 27 16:41:09 xaviring1 cassandra: Enqueuing flush of Memtable-local@420824846(52/520 serialized/live bytes, 2 ops) Nov 27 16:41:09 xaviring1 cassandra: Writing Memtable-local@420824846(52/520 serialized/live bytes, 2 ops) Nov 27 16:41:09 xaviring1 cassandra: Enqueuing flush of Memtable-schema_keyspaces@1503990546(251/2510 serialized/live bytes, 8 ops) Nov 27 16:41:09 xaviring1 cassandra: Enqueuing flush of Memtable-schema_columns@1686581432(23741/237410 serialized/live bytes, 386 ops) Nov 27 16:41:09 xaviring1 cassandra: Enqueuing flush of Memtable-schema_columnfamilies@1737470871(22187/221870 serialized/live bytes, 369 ops) Nov 27 16:41:10 xaviring1 cassandra: Completed flushing /mnt/cassandra/data/system/local/system-local-ic-14-Data.db (84 bytes) for commitlog position ReplayPosition(segmentId=1385570469088, position=142) Nov 27 16:41:10 xaviring1 cassandra: Writing Memtable-schema_keyspaces@1503990546(251/2510 serialized/live bytes, 8 ops) Nov 27 16:41:10 xaviring1 cassandra: Completed flushing /mnt/cassandra/data/system/schema_keyspaces/system-schema_keyspaces-ic-3-Data.db (218 bytes) for commitlog position ReplayPosition(segmentId=1385570469088, position=142) Nov 27 16:41:10 xaviring1 cassandra: Writing Memtable-schema_columns@1686581432(23741/237410 serialized/live bytes, 386 ops) Nov 27 16:41:10 xaviring1 cassandra: Completed flushing /mnt/cassandra/data/system/schema_columns/system-schema_columns-ic-3-Data.db (4164 bytes) for commitlog position ReplayPosition(segmentId=1385570469088, position=142) Nov 27 16:41:10 xaviring1 cassandra: Writing Memtable-schema_columnfamilies@1737470871(22187/221870 serialized/live bytes, 369 ops) Nov 27 16:41:10 xaviring1 cassandra: Completed flushing /mnt/cassandra/data/system/schema_columnfamilies/system-schema_columnfamilies-ic-3-Data.db (4593 bytes) for commitlog position ReplayPosition(segmentId=1385570469088, position=142) Nov 27 16:41:10 xaviring1 cassandra: Log replay complete, 12 replayed mutations Nov 27 16:41:10 xaviring1 cassandra: Cassandra version: 1.2.12 Nov 27 16:41:10 xaviring1 cassandra: Thrift API version: 19.36.1 Nov 27 16:41:10 xaviring1 cassandra: CQL supported versions: 2.0.0,3.0.5 (default: 3.0.5) Nov 27 16:41:10 xaviring1 cassandra: Loading persisted ring state Nov 27 16:41:10 xaviring1 cassandra: Starting up server gossip Nov 27 16:41:11 xaviring1 cassandra: Enqueuing flush of Memtable-local@413461956(249/2490 serialized/live bytes, 9 ops) Nov 27 16:41:11 xaviring1 cassandra: Writing Memtable-local@413461956(249/2490 serialized/live bytes, 9 ops) Nov 27 16:41:11 xaviring1 cassandra: Completed flushing /mnt/cassandra/data/system/local/system-local-ic-15-Data.db (245 bytes) for commitlog position ReplayPosition(segmentId=1385570469088, position=52887) Nov 27 16:41:11 xaviring1 cassandra: Compacting [SSTableReader(path='/mnt/cassandra/data/system/local/system-local-ic-12-Data.db'), SSTableReader(path='/mnt/cassandra/data/system/local/system-local-ic-13-Data.db'), SSTableReader(path='/mnt/cassandra/data/system/local/system-local-ic-14-Data.db'), SSTableReader(path='/mnt/cassandra/data/system/local/system-local-ic-15-Data.db'), SSTableReader(path='/mnt/cassandra/data/system/local/system-local-ic-11-Data.db')] Nov 27 16:41:11 xaviring1 cassandra: Compacted 5 sstables to [/mnt/cassandra/data/system/local/system-local-ic-16,]. 11,616 bytes to 5,748 (~49% of original) in 529ms = 0.010362MB/s. 5 total rows, 1 unique. Row merge counts were {1:0, 2:0, 3:0, 4:0, 5:1, } Nov 27 16:41:12 xaviring1 cassandra: Filtering out TLS_RSA_WITH_AES_256_CBC_SHA as it isnt supported by the socket Nov 27 16:41:12 xaviring1 cassandra: Starting Encrypted Messaging Service on SSL port 7000 Nov 27 16:41:12 xaviring1 cassandra: Using saved token [-1025783784642367561, -123766659789318196, -1295312444089505247, -1362940946402062950, -1505674377441592984, -1510151953022964931, -1595956917215185478, -1618024116320884346, -1661847706648338640, -1718952508753916570, -1723563561873974918, -1771501414901960857, -1998768013558002607, -2032719025450193591, -2062350291372813732, -216371939563228238, -2214918226708625680, -2219986229292502225, -2224304248500816743, -2229405184252594928, -2245632632301636047, -2262650862561623702, -2303010585556132278, -2544761475287241917, -2549894955562210213, -2550092719946622364, -2554549736787432603, -2634414036433968806, -2672468728734129175, -2719614996320648573, -27... Nov 27 16:41:12 xaviring1 cassandra: Enqueuing flush of Memtable-local@209168200(84/840 serialized/live bytes, 4 ops) Nov 27 16:41:12 xaviring1 cassandra: Writing Memtable-local@209168200(84/840 serialized/live bytes, 4 ops) Nov 27 16:41:12 xaviring1 cassandra: Completed flushing /mnt/cassandra/data/system/local/system-local-ic-17-Data.db (120 bytes) for commitlog position ReplayPosition(segmentId=1385570469088, position=53162) Nov 27 16:41:12 xaviring1 cassandra: Enqueuing flush of Memtable-local@60652275(10098/100980 serialized/live bytes, 257 ops) Nov 27 16:41:12 xaviring1 cassandra: Writing Memtable-local@60652275(10098/100980 serialized/live bytes, 257 ops) Nov 27 16:41:12 xaviring1 cassandra: Completed flushing /mnt/cassandra/data/system/local/system-local-ic-18-Data.db (5421 bytes) for commitlog position ReplayPosition(segmentId=1385570469088, position=65169) Nov 27 16:41:12 xaviring1 cassandra: Node /10.114.18.206 state jump to normal Nov 27 16:41:12 xaviring1 cassandra: Startup completed! Now serving reads. Nov 27 16:41:12 xaviring1 cassandra: mx4j successfuly loaded Nov 27 16:41:13 xaviring1 cassandra: Starting listening for CQL clients on /0.0.0.0:9042... Nov 27 16:41:13 xaviring1 cassandra: Binding thrift service to /0.0.0.0:9160 Nov 27 16:41:13 xaviring1 cassandra: Using TFramedTransport with a max frame size of 15728640 bytes. Nov 27 16:41:13 xaviring1 cassandra: Using synchronous/threadpool thrift server on 0.0.0.0 : 9160 Nov 27 16:41:13 xaviring1 cassandra: Listening for thrift clients...