Hi Shena, It looks like you set a replication factor in the configuration file. Please set it to ‘1’ and regenerate your dataset after deleting your old dataset.
If you want to replicate your data, please check the following website http://www.datastax.com/docs/1.0/cluster_architecture/replication to understand the replication strategies in Cassandra. You can also take a look at the official Cassandra website for more details. Regards, Onur On 24 Dec 2013, at 08:03, Sneha Sathyanarayana <[email protected]<mailto:[email protected]>> wrote: Hello could u pls help me why am getting following error on server part when i run this command "java -cp build/ycsb.jar:db/cassandra-0.7/lib/* com.yahoo.ycsb.Client -load -s -db com.yahoo.ycsb.db.CassandraClient7 -P workloads/workloada -P settings_load.dat " could anyone say what is the main prob. ERROR 16:43:00,179 Internal error processing batch_mutate java.lang. IllegalStateException: replication factor (2) exceeds number of endpoints (1) at org.apache.cassandra.locator.SimpleStrategy.calculateNaturalEndpoints(SimpleStrategy.java:60) at org.apache.cassandra.locator.AbstractReplicationStrategy.getNaturalEndpoints(AbstractReplicationStrategy.java:101) at org.apache.cassandra.service.StorageService.getNaturalEndpoints(StorageService.java:1498) at org.apache.cassandra.service.StorageService.getNaturalEndpoints(StorageService.java:1481) at org.apache.cassandra.service.StorageProxy.mutate(StorageProxy.java:111) at org.apache.cassandra.thrift.CassandraServer.doInsert(CassandraServer.java:414) at org.apache.cassandra.thrift.CassandraServer.batch_mutate(CassandraServer.java:387) at org.apache.cassandra.thrift.Cassandra$Processor$batch_mutate.process(Cassandra.java:3036) at org.apache.cassandra.thrift.Cassandra$Processor.process(Cassandra.java:2555) at org.apache.cassandra.thrift.CustomTThreadPoolServer$WorkerProcess.run(CustomTThreadPoolServer.java:188) at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1146) at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:615) at java.lang.Thread.run(Thread.java:679) ERROR 16:43:00,692 Internal error processing batch_mutate java.lang.IllegalStateException: replication factor (2) exceeds number of endpoints (1) at org.apache.cassandra.locator.SimpleStrategy.calculateNaturalEndpoints(SimpleStrategy.java:60) at org.apache.cassandra.locator.AbstractReplicationStrategy.getNaturalEndpoints(AbstractReplicationStrategy.java:101) at org.apache.cassandra.service.StorageService.getNaturalEndpoints(StorageService.java:1498) at org.apache.cassandra.service.StorageService.getNaturalEndpoints(StorageService.java:1481) at org.apache.cassandra.service.StorageProxy.mutate(StorageProxy.java:111) at org.apache.cassandra.thrift.CassandraServer.doInsert(CassandraServer.java:414) at org.apache.cassandra.thrift.CassandraServer.batch_mutate(CassandraServer.java:387) at org.apache.cassandra.thrift.Cassandra$Processor$batch_mutate.process(Cassandra.java:3036) at org.apache.cassandra.thrift.Cassandra$Processor.process(Cassandra.java:2555) at org.apache.cassandra.thrift.CustomTThreadPoolServer$WorkerProcess.run(CustomTThreadPoolServer.java:188) at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1146) at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:615) at java.lang.Thread.run(Thread.java:679) ERROR 16:43:01,202 Internal error processing batch_mutate java.lang.IllegalStateException: replication factor (2) exceeds number of endpoints (1) at org.apache.cassandra.locator.SimpleStrategy.calculateNaturalEndpoints(SimpleStrategy.java:60) at org.apache.cassandra.locator.AbstractReplicationStrategy.getNaturalEndpoints(AbstractReplicationStrategy.java:101) at org.apache.cassandra.service.StorageService.getNaturalEndpoints(StorageService.java:1498) at org.apache.cassandra.service.StorageService.getNaturalEndpoints(StorageService.java:1481) at org.apache.cassandra.service.StorageProxy.mutate(StorageProxy.java:111) at org.apache.cassandra.thrift.CassandraServer.doInsert(CassandraServer.java:414) at org.apache.cassandra.thrift.CassandraServer.batch_mutate(CassandraServer.java:387) at org.apache.cassandra.thrift.Cassandra$Processor$batch_mutate.process(Cassandra.java:3036) at org.apache.cassandra.thrift.Cassandra$Processor.process(Cassandra.java:2555) at org.apache.cassandra.thrift.CustomTThreadPoolServer$WorkerProcess.run(CustomTThreadPoolServer.java:188) at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1146) at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:615) at java.lang.Thread.run(Thread.java:679) ERROR 16:43:01,709 Internal error processing batch_mutate java.lang.IllegalStateException: replication factor (2) exceeds number of endpoints (1) at org.apache.cassandra.locator.SimpleStrategy.calculateNaturalEndpoints(SimpleStrategy.java:60) at org.apache.cassandra.locator.AbstractReplicationStrategy.getNaturalEndpoints(AbstractReplicationStrategy.java:101) at org.apache.cassandra.service.StorageService.getNaturalEndpoints(StorageService.java:1498) at org.apache.cassandra.service.StorageService.getNaturalEndpoints(StorageService.java:1481) at org.apache.cassandra.service.StorageProxy.mutate(StorageProxy.java:111) at org.apache.cassandra.thrift.CassandraServer.doInsert(CassandraServer.java:414) at org.apache.cassandra.thrift.CassandraServer.batch_mutate(CassandraServer.java:387) at org.apache.cassandra.thrift.Cassandra$Processor$batch_mutate.process(Cassandra.java:3036) at org.apache.cassandra.thrift.Cassandra$Processor.process(Cassandra.java:2555) at org.apache.cassandra.thrift.CustomTThreadPoolServer$WorkerProcess.run(CustomTThreadPoolServer.java:188) at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1146) at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:615) at java.lang.Thread.run(Thread.java:679) ERROR 16:43:02,218 Internal error processing batch_mutate java.lang.IllegalStateException: replication factor (2) exceeds number of endpoints (1) at org.apache.cassandra.locator.SimpleStrategy.calculateNaturalEndpoints(SimpleStrategy.java:60) at org.apache.cassandra.locator.AbstractReplicationStrategy.getNaturalEndpoints(AbstractReplicationStrategy.java:101) at org.apache.cassandra.service.StorageService.getNaturalEndpoints(StorageService.java:1498) at org.apache.cassandra.service.StorageService.getNaturalEndpoints(StorageService.java:1481) at org.apache.cassandra.service.StorageProxy.mutate(StorageProxy.java:111) at org.apache.cassandra.thrift.CassandraServer.doInsert(CassandraServer.java:414) at org.apache.cassandra.thrift.CassandraServer.batch_mutate(CassandraServer.java:387) at org.apache.cassandra.thrift.Cassandra$Processor$batch_mutate.process(Cassandra.java:3036) at org.apache.cassandra.thrift.Cassandra$Processor.process(Cassandra.java:2555) at org.apache.cassandra.thrift.CustomTThreadPoolServer$WorkerProcess.run(CustomTThreadPoolServer.java:188) at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1146) at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:615) at java.lang.Thread.run(Thread.java:679) ERROR 16:43:02,726 Internal error processing batch_mutate java.lang.IllegalStateException: replication factor (2) exceeds number of endpoints (1) at org.apache.cassandra.locator.SimpleStrategy.calculateNaturalEndpoints(SimpleStrategy.java:60) at org.apache.cassandra.locator.AbstractReplicationStrategy.getNaturalEndpoints(AbstractReplicationStrategy.java:101) at org.apache.cassandra.service.StorageService.getNaturalEndpoints(StorageService.java:1498) at org.apache.cassandra.service.StorageService.getNaturalEndpoints(StorageService.java:1481) at org.apache.cassandra.service.StorageProxy.mutate(StorageProxy.java:111) at org.apache.cassandra.thrift.CassandraServer.doInsert(CassandraServer.java:414) at org.apache.cassandra.thrift.CassandraServer.batch_mutate(CassandraServer.java:387) at org.apache.cassandra.thrift.Cassandra$Processor$batch_mutate.process(Cassandra.java:3036) at org.apache.cassandra.thrift.Cassandra$Processor.process(Cassandra.java:2555) at org.apache.cassandra.thrift.CustomTThreadPoolServer$WorkerProcess.run(CustomTThreadPoolServer.java:188) at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1146) at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:615) at java.lang.Thread.run(Thread.java:679) ERROR 16:43:03,234 Internal error processing batch_mutate java.lang.IllegalStateException: replication factor (2) exceeds number of endpoints (1) at org.apache.cassandra.locator.SimpleStrategy.calculateNaturalEndpoints(SimpleStrategy.java:60) at org.apache.cassandra.locator.AbstractReplicationStrategy.getNaturalEndpoints(AbstractReplicationStrategy.java:101) at org.apache.cassandra.service.StorageService.getNaturalEndpoints(StorageService.java:1498) at org.apache.cassandra.service.StorageService.getNaturalEndpoints(StorageService.java:1481) at org.apache.cassandra.service.StorageProxy.mutate(StorageProxy.java:111) at org.apache.cassandra.thrift.CassandraServer.doInsert(CassandraServer.java:414) at org.apache.cassandra.thrift.CassandraServer.batch_mutate(CassandraServer.java:387) at org.apache.cassandra.thrift.Cassandra$Processor$batch_mutate.process(Cassandra.java:3036) at org.apache.cassandra.thrift.Cassandra$Processor.process(Cassandra.java:2555) at org.apache.cassandra.thrift.CustomTThreadPoolServer$WorkerProcess.run(CustomTThreadPoolServer.java:188) at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1146) at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:615) at java.lang.Thread.run(Thread.java:679) ERROR 16:43:03,742 Internal error processing batch_mutate java.lang.IllegalStateException: replication factor (2) exceeds number of endpoints (1) at org.apache.cassandra.locator.SimpleStrategy.calculateNaturalEndpoints(SimpleStrategy.java:60) at org.apache.cassandra.locator.AbstractReplicationStrategy.getNaturalEndpoints(AbstractReplicationStrategy.java:101) at org.apache.cassandra.service.StorageService.getNaturalEndpoints(StorageService.java:1498) at org.apache.cassandra.service.StorageService.getNaturalEndpoints(StorageService.java:1481) at org.apache.cassandra.service.StorageProxy.mutate(StorageProxy.java:111) at org.apache.cassandra.thrift.CassandraServer.doInsert(CassandraServer.java:414) at org.apache.cassandra.thrift.CassandraServer.batch_mutate(CassandraServer.java:387) at org.apache.cassandra.thrift.Cassandra$Processor$batch_mutate.process(Cassandra.java:3036) at org.apache.cassandra.thrift.Cassandra$Processor.process(Cassandra.java:2555) at org.apache.cassandra.thrift.CustomTThreadPoolServer$WorkerProcess.run(CustomTThreadPoolServer.java:188) at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1146) at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:615) at java.lang.Thread.run(Thread.java:679) ERROR 16:43:04,248 Internal error processing batch_mutate java.lang.IllegalStateException: replication factor (2) exceeds number of endpoints (1) at org.apache.cassandra.locator.SimpleStrategy.calculateNaturalEndpoints(SimpleStrategy.java:60) at org.apache.cassandra.locator.AbstractReplicationStrategy.getNaturalEndpoints(AbstractReplicationStrategy.java:101) at org.apache.cassandra.service.StorageService.getNaturalEndpoints(StorageService.java:1498) at org.apache.cassandra.service.StorageService.getNaturalEndpoints(StorageService.java:1481) at org.apache.cassandra.service.StorageProxy.mutate(StorageProxy.java:111) at org.apache.cassandra.thrift.CassandraServer.doInsert(CassandraServer.java:414) at org.apache.cassandra.thrift.CassandraServer.batch_mutate(CassandraServer.java:387) at org.apache.cassandra.thrift.Cassandra$Processor$batch_mutate.process(Cassandra.java:3036) at org.apache.cassandra.thrift.Cassandra$Processor.process(Cassandra.java:2555) at org.apache.cassandra.thrift.CustomTThreadPoolServer$WorkerProcess.run(CustomTThreadPoolServer.java:188) at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1146) at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:615) at java.lang.Thread.run(Thread.java:679) ERROR 16:43:04,755 Internal error processing batch_mutate java.lang.IllegalStateException: replication factor (2) exceeds number of endpoints (1) at org.apache.cassandra.locator.SimpleStrategy.calculateNaturalEndpoints(SimpleStrategy.java:60) at org.apache.cassandra.locator.AbstractReplicationStrategy.getNaturalEndpoints(AbstractReplicationStrategy.java:101) at org.apache.cassandra.service.StorageService.getNaturalEndpoints(StorageService.java:1498) at org.apache.cassandra.service.StorageService.getNaturalEndpoints(StorageService.java:1481) at org.apache.cassandra.service.StorageProxy.mutate(StorageProxy.java:111) at org.apache.cassandra.thrift.CassandraServer.doInsert(CassandraServer.java:414) at org.apache.cassandra.thrift.CassandraServer.batch_mutate(CassandraServer.java:387) at org.apache.cassandra.thrift.Cassandra$Processor$batch_mutate.process(Cassandra.java:3036) at org.apache.cassandra.thrift.Cassandra$Processor.process(Cassandra.java:2555) at org.apache.cassandra.thrift.CustomTThreadPoolServer$WorkerProcess.run(CustomTThreadPoolServer.java:188) at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1146) at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:615) at java.lang.Thread.run(Thread.java:679) ERROR 16:43:05,263 Internal error processing batch_mutate java.lang.IllegalStateException: replication factor (2) exceeds number of endpoints (1) at org.apache.cassandra.locator.SimpleStrategy.calculateNaturalEndpoints(SimpleStrategy.java:60) at org.apache.cassandra.locator.AbstractReplicationStrategy.getNaturalEndpoints(AbstractReplicationStrategy.java:101) at org.apache.cassandra.service.StorageService.getNaturalEndpoints(StorageService.java:1498) at org.apache.cassandra.service.StorageService.getNaturalEndpoints(StorageService.java:1481) at org.apache.cassandra.service.StorageProxy.mutate(StorageProxy.java:111) at org.apache.cassandra.thrift.CassandraServer.doInsert(CassandraServer.java:414) at org.apache.cassandra.thrift.CassandraServer.batch_mutate(CassandraServer.java:387) at org.apache.cassandra.thrift.Cassandra$Processor$batch_mutate.process(Cassandra.java:3036) at org.apache.cassandra.thrift.Cassandra$Processor.process(Cassandra.java:2555) at org.apache.cassandra.thrift.CustomTThreadPoolServer$WorkerProcess.run(CustomTThreadPoolServer.java:188) at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1146) at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:615) at java.lang.Thread.run(Thread.java:679) ERROR 16:43:05,771 Internal error processing batch_mutate java.lang.IllegalStateException: replication factor (2) exceeds number of endpoints (1) at org.apache.cassandra.locator.SimpleStrategy.calculateNaturalEndpoints(SimpleStrategy.java:60) at org.apache.cassandra.locator.AbstractReplicationStrategy.getNaturalEndpoints(AbstractReplicationStrategy.java:101) at org.apache.cassandra.service.StorageService.getNaturalEndpoints(StorageService.java:1498) at org.apache.cassandra.service.StorageService.getNaturalEndpoints(StorageService.java:1481) at org.apache.cassandra.service.StorageProxy.mutate(StorageProxy.java:111) at org.apache.cassandra.thrift.CassandraServer.doInsert(CassandraServer.java:414) at org.apache.cassandra.thrift.CassandraServer.batch_mutate(CassandraServer.java:387) at org.apache.cassandra.thrift.Cassandra$Processor$batch_mutate.process(Cassandra.java:3036) at org.apache.cassandra.thrift.Cassandra$Processor.process(Cassandra.java:2555) at org.apache.cassandra.thrift.CustomTThreadPoolServer$WorkerProcess.run(CustomTThreadPoolServer.java:188) at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1146) at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:615) at java.lang.Thread.run(Thread.java:679) ERROR 16:43:06,279 Internal error processing batch_mutate java.lang.IllegalStateException: replication factor (2) exceeds number of endpoints (1) at org.apache.cassandra.locator.SimpleStrategy.calculateNaturalEndpoints(SimpleStrategy.java:60) at org.apache.cassandra.locator.AbstractReplicationStrategy.getNaturalEndpoints(AbstractReplicationStrategy.java:101) at org.apache.cassandra.service.StorageService.getNaturalEndpoints(StorageService.java:1498) at org.apache.cassandra.service.StorageService.getNaturalEndpoints(StorageService.java:1481) at org.apache.cassandra.service.StorageProxy.mutate(StorageProxy.java:111) at org.apache.cassandra.thrift.CassandraServer.doInsert(CassandraServer.java:414) at org.apache.cassandra.thrift.CassandraServer.batch_mutate(CassandraServer.java:387) at org.apache.cassandra.thrift.Cassandra$Processor$batch_mutate.process(Cassandra.java:3036) at org.apache.cassandra.thrift.Cassandra$Processor.process(Cassandra.java:2555) at org.apache.cassandra.thrift.CustomTThreadPoolServer$WorkerProcess.run(CustomTThreadPoolServer.java:188) at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1146) at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:615) at java.lang.Thread.run(Thread.java:679) ERROR 16:43:06,788 Internal error processing batch_mutate java.lang.IllegalStateException: replication factor (2) exceeds number of endpoints (1) at org.apache.cassandra.locator.SimpleStrategy.calculateNaturalEndpoints(SimpleStrategy.java:60) at org.apache.cassandra.locator.AbstractReplicationStrategy.getNaturalEndpoints(AbstractReplicationStrategy.java:101) at org.apache.cassandra.service.StorageService.getNaturalEndpoints(StorageService.java:1498) at org.apache.cassandra.service.StorageService.getNaturalEndpoints(StorageService.java:1481) at org.apache.cassandra.service.StorageProxy.mutate(StorageProxy.java:111) at org.apache.cassandra.thrift.CassandraServer.doInsert(CassandraServer.java:414) at org.apache.cassandra.thrift.CassandraServer.batch_mutate(CassandraServer.java:387) at org.apache.cassandra.thrift.Cassandra$Processor$batch_mutate.process(Cassandra.java:3036) at org.apache.cassandra.thrift.Cassandra$Processor.process(Cassandra.java:2555) at org.apache.cassandra.thrift.CustomTThreadPoolServer$WorkerProcess.run(CustomTThreadPoolServer.java:188) at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1146) at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:615) at java.lang.Thread.run(Thread.java:679) ERROR 16:43:07,300 Internal error processing batch_mutate java.lang.IllegalStateException: replication factor (2) exceeds number of endpoints (1) at org.apache.cassandra.locator.SimpleStrategy.calculateNaturalEndpoints(SimpleStrategy.java:60) at org.apache.cassandra.locator.AbstractReplicationStrategy.getNaturalEndpoints(AbstractReplicationStrategy.java:101) at org.apache.cassandra.service.StorageService.getNaturalEndpoints(StorageService.java:1498) at org.apache.cassandra.service.StorageService.getNaturalEndpoints(StorageService.java:1481) at org.apache.cassandra.service.StorageProxy.mutate(StorageProxy.java:111) at org.apache.cassandra.thrift.CassandraServer.doInsert(CassandraServer.java:414) at org.apache.cassandra.thrift.CassandraServer.batch_mutate(CassandraServer.java:387) at org.apache.cassandra.thrift.Cassandra$Processor$batch_mutate.process(Cassandra.java:3036) at org.apache.cassandra.thrift.Cassandra$Processor.process(Cassandra.java:2555) at org.apache.cassandra.thrift.CustomTThreadPoolServer$WorkerProcess.run(CustomTThreadPoolServer.java:188) at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1146) at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:615) at java.lang.Thread.run(Thread.java:679) ERROR 16:43:07,808 Internal error processing batch_mutate java.lang.IllegalStateException: replication factor (2) exceeds number of endpoints (1) at org.apache.cassandra.locator.SimpleStrategy.calculateNaturalEndpoints(SimpleStrategy.java:60) at org.apache.cassandra.locator.AbstractReplicationStrategy.getNaturalEndpoints(AbstractReplicationStrategy.java:101) at org.apache.cassandra.service.StorageService.getNaturalEndpoints(StorageService.java:1498) at org.apache.cassandra.service.StorageService.getNaturalEndpoints(StorageService.java:1481) at org.apache.cassandra.service.StorageProxy.mutate(StorageProxy.java:111) at org.apache.cassandra.thrift.CassandraServer.doInsert(CassandraServer.java:414) at org.apache.cassandra.thrift.CassandraServer.batch_mutate(CassandraServer.java:387) at org.apache.cassandra.thrift.Cassandra$Processor$batch_mutate.process(Cassandra.java:3036) at org.apache.cassandra.thrift.Cassandra$Processor.process(Cassandra.java:2555) at org.apache.cassandra.thrift.CustomTThreadPoolServer$WorkerProcess.run(CustomTThreadPoolServer.java:188) at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1146) at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:615) at java.lang.Thread.run(Thread.java:679) ERROR 16:43:08,314 Internal error processing batch_mutate java.lang.IllegalStateException: replication factor (2) exceeds number of endpoints (1) at org.apache.cassandra.locator.SimpleStrategy.calculateNaturalEndpoints(SimpleStrategy.java:60) at org.apache.cassandra.locator.AbstractReplicationStrategy.getNaturalEndpoints(AbstractReplicationStrategy.java:101) at org.apache.cassandra.service.StorageService.getNaturalEndpoints(StorageService.java:1498) at org.apache.cassandra.service.StorageService.getNaturalEndpoints(StorageService.java:1481) at org.apache.cassandra.service.StorageProxy.mutate(StorageProxy.java:111) at org.apache.cassandra.thrift.CassandraServer.doInsert(CassandraServer.java:414) at org.apache.cassandra.thrift.CassandraServer.batch_mutate(CassandraServer.java:387) at org.apache.cassandra.thrift.Cassandra$Processor$batch_mutate.process(Cassandra.java:3036) at org.apache.cassandra.thrift.Cassandra$Processor.process(Cassandra.java:2555) at org.apache.cassandra.thrift.CustomTThreadPoolServer$WorkerProcess.run(CustomTThreadPoolServer.java:188) at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1146) at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:615) at java.lang.Thread.run(Thread.java:679) ERROR 16:43:08,823 Internal error processing batch_mutate java.lang.IllegalStateException: replication factor (2) exceeds number of endpoints (1) at org.apache.cassandra.locator.SimpleStrategy.calculateNaturalEndpoints(SimpleStrategy.java:60) at org.apache.cassandra.locator.AbstractReplicationStrategy.getNaturalEndpoints(AbstractReplicationStrategy.java:101) at org.apache.cassandra.service.StorageService.getNaturalEndpoints(StorageService.java:1498) at org.apache.cassandra.service.StorageService.getNaturalEndpoints(StorageService.java:1481) at org.apache.cassandra.service.StorageProxy.mutate(StorageProxy.java:111) at org.apache.cassandra.thrift.CassandraServer.doInsert(CassandraServer.java:414) at org.apache.cassandra.thrift.CassandraServer.batch_mutate(CassandraServer.java:387) at org.apache.cassandra.thrift.Cassandra$Processor$batch_mutate.process(Cassandra.java:3036) at org.apache.cassandra.thrift.Cassandra$Processor.process(Cassandra.java:2555) at org.apache.cassandra.thrift.CustomTThreadPoolServer$WorkerProcess.run(CustomTThreadPoolServer.java:188) at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1146) at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:615) at java.lang.Thread.run(Thread.java:679) [root@localhost bin]# that
