Hi, I have a 3 node cassandra test cluster. The nodes have 4 GB total memory/2 cores. Cassndra run with all default settings. But, the cassandra process keeps getting killed due to OOM. Cassandra version in use is 1.1.9. here are the settings in use:
compaction_throughput_mb_per_sec: 16 row_cache_save_period: 0 encryption_options: keystore: conf/.keystore internode_encryption: none truststore: conf/.truststore algorithm: SunX509 cipher_suites: [TLS_RSA_WITH_AES_128_CBC_SHA, TLS_RSA_WITH_AES_256_CBC_SHA] protocol: TLS store_type: JKS multithreaded_compaction: false #authority: org.apache.cassandra.auth.AllowAllAuthority populate_io_cache_on_flush: false storage_port: 7000 key_cache_save_period: 14400 hinted_handoff_throttle_delay_in_ms: 1 trickle_fsync_interval_in_kb: 10240 rpc_timeout_in_ms: 10000 dynamic_snitch_update_interval_in_ms: 100 column_index_size_in_kb: 64 thrift_framed_transport_size_in_mb: 15 hinted_handoff_enabled: true dynamic_snitch_reset_interval_in_ms: 600000 reduce_cache_capacity_to: 0.6 snapshot_before_compaction: false request_scheduler_options: {weights: null, default_weight: 5, throttle_limit: 80} request_scheduler: org.apache.cassandra.scheduler.RoundRobinScheduler incremental_backups: false commitlog_sync: periodic trickle_fsync: false rpc_keepalive: true max_hint_window_in_ms: 3600000 commitlog_segment_size_in_mb: 32 thrift_max_message_length_in_mb: 16 request_scheduler_id: keyspace cluster_name: TVCASCLU002 memtable_flush_queue_size: 4 index_interval: 128 authenticator: com.datastax.bdp.cassandra.auth.PasswordAuthenticator authorizer: com.datastax.bdp.cassandra.auth.CassandraAuthorizer auth_replication_options: replication_factor : 3 # DC1: 3 row_cache_size_in_mb: 0 row_cache_provider: SerializingCacheProvider dynamic_snitch_badness_threshold: 0.1 commitlog_sync_period_in_ms: 10000 auto_snapshot: true concurrent_reads: 32 in_memory_compaction_limit_in_mb: 64 endpoint_snitch: org.apache.cassandra.locator.PropertyFileSnitch flush_largest_memtables_at: 0.75 reduce_cache_sizes_at: 0.85 partitioner: org.apache.cassandra.dht.RandomPartitioner saved_caches_directory: /var/lib/cassandra/saved_caches ssl_storage_port: 7001 rpc_port: 9160 commitlog_directory: /var/lib/cassandra/commitlog rpc_server_type: sync compaction_preheat_key_cache: true concurrent_writes: 32 data_file_directories: [/var/lib/cassandra/data] initial_token: 56713727820156410577229101238628035242 seed_provider: - class_name: org.apache.cassandra.locator.SimpleSeedProvider parameters: rpc_server_type: sync #changed from sync to hsha rpc_min_threads: 2 rpc_max_threads: 64 How do I resolve this?