Cassandra Default Configurations

This article lists all the default configurations for Cassandra on our platform. If you need further information, please contact us via tickets.

Cassandra Default Configurations：

cluster_name: Cassandra Cluster

num_tokens: 16

hinted_handoff_enabled: true

max_hint_window_in_ms: 10800000 # 3 hours

hinted_handoff_throttle_in_kb: 1024

max_hints_delivery_threads: 2

hints_flush_period_in_ms: 10000

max_hints_file_size_in_mb: 128

batchlog_replay_throttle_in_kb: 1024

authenticator: PasswordAuthenticator

authorizer: CassandraAuthorizer

role_manager: CassandraRoleManager

roles_validity_in_ms: 2000

permissions_validity_in_ms: 2000 credentials_validity_in_ms: 2000

partitioner: org.apache.cassandra.dht.Murmur3Partitioner

data_file_directories: /cloudclusters/cassandra/data

commitlog_directory: /var/lib/cassandra/commitlog

cdc_enabled: false

disk_failure_policy: stop

commit_failure_policy: stop

prepared_statements_cache_size_mb:

thrift_prepared_statements_cache_size_mb:

key_cache_size_in_mb:

key_cache_save_period: 14400

row_cache_size_in_mb: 0

row_cache_save_period: 0

counter_cache_size_in_mb: counter_cache_save_period: 7200

saved_caches_directory: /var/lib/cassandra/saved_caches

commitlog_sync: periodic

commitlog_sync_period_in_ms: 10000

commitlog_segment_size_in_mb: 32

seed_provider:

# Addresses of hosts that are deemed contact points. 
# Cassandra nodes use this list of hosts to find each other and learn
# the topology of the ring.  You must change this if you are running
# multiple nodes!
- class_name: org.apache.cassandra.locator.SimpleSeedProvider
  parameters:
      # seeds is actually a comma-delimited list of addresses.
      # Ex: "<ip1>,<ip2>,<ip3>"
      - seeds: "127.0.0.1"

concurrent_reads: 32

concurrent_writes: 32

concurrent_counter_writes: 32

concurrent_materialized_view_writes: 32

memtable_allocation_type: heap_buffers

index_summary_capacity_in_mb:

trickle_fsync: false

trickle_fsync_interval_in_kb: 10240

storage_port: 7000

ssl_storage_port: 7001

listen_address: localhost

AllowAllInternodeAuthenticator

start_native_transport: true

native_transport_port: 9042

rpc_address: localhost

rpc_port: 9160

rpc_keepalive: true

rpc_server_type: sync

thrift_framed_transport_size_in_mb: 15

incremental_backups: false

snapshot_before_compaction: false

auto_snapshot: true

column_index_size_in_kb: 64

column_index_cache_size_in_kb: 2

compaction_throughput_mb_per_sec: 16

sstable_preemptive_open_interval_in_mb: 50

read_request_timeout_in_ms: 5000

range_request_timeout_in_ms: 10000

write_request_timeout_in_ms: 2000

counter_write_request_timeout_in_ms: 5000

cas_contention_timeout_in_ms: 1000

truncate_request_timeout_in_ms: 60000

request_timeout_in_ms: 10000

slow_query_log_timeout_in_ms: 500

cross_node_timeout: false

endpoint_snitch: SimpleSnitch

dynamic_snitch_update_interval_in_ms: 100

dynamic_snitch_reset_interval_in_ms: 600000

dynamic_snitch_badness_threshold: 0.1

request_scheduler: org.apache.cassandra.scheduler.NoScheduler

server_encryption_options:

internode_encryption: none
keystore: conf/.keystore
keystore_password: cassandra
truststore: conf/.truststore
truststore_password: cassandra
# More advanced defaults below:
# protocol: TLS
# algorithm: SunX509
# store_type: JKS
# cipher_suites: [TLS_RSA_WITH_AES_128_CBC_SHA,TLS_RSA_WITH_AES_256_CBC_SHA,TLS_DHE_RSA_WITH_AES_128_CBC_SHA,TLS_DHE_RSA_WITH_AES_256_CBC_SHA,TLS_ECDHE_RSA_WITH_AES_128_CBC_SHA,TLS_ECDHE_RSA_WITH_AES_256_CBC_SHA]
# require_client_auth: false
# require_endpoint_verification: false

client_encryption_options:

enabled: true
# If enabled and optional is set to true encrypted and unencrypted connections are handled.
optional: true
keystore: /tls/cassandra.keystore.jks
keystore_password: KEYSTOREPASSWORD
# require_client_auth: false
# Set trustore and truststore_password if require_client_auth is true
truststore: /tls/cassandra.truststore.jks
truststore_password: TRUSTSTOREPASSWORD
# More advanced defaults below:
protocol: TLS
algorithm: SunX509
store_type: JKS
cipher_suites: [TLS_RSA_WITH_AES_128_CBC_SHA,TLS_RSA_WITH_AES_256_CBC_SHA,TLS_DHE_RSA_WITH_AES_128_CBC_SHA,TLS_DHE_RSA_WITH_AES_256_CBC_SHA,TLS_ECDHE_RSA_WITH_AES_128_CBC_SHA,TLS_ECDHE_RSA_WITH_AES_256_CBC_SHA]

internode_compression: dc

inter_dc_tcp_nodelay: false

tracetype_query_ttl: 86400

tracetype_repair_ttl: 604800

enable_user_defined_functions: false

enable_scripted_user_defined_functions: false

windows_timer_interval: 1

transparent_data_encryption_options:

enabled: false
chunk_length_kb: 64
cipher: AES/CBC/PKCS5Padding
key_alias: testing:1
# CBC IV length for AES needs to be 16 bytes (which is also the default size)
# iv_length: 16
key_provider: 
  - class_name: org.apache.cassandra.security.JKSKeyProvider
    parameters: 
      - keystore: conf/.keystore
        keystore_password: cassandra
        store_type: JCEKS
        key_password: cassandra

tombstone_warn_threshold: 1000

tombstone_failure_threshold: 100000

replica_filtering_protection:

cached_rows_warn_threshold: 2000
cached_rows_fail_threshold: 32000

batch_size_warn_threshold_in_kb: 5

batch_size_fail_threshold_in_kb: 50

unlogged_batch_across_partitions_warn_threshold: 10

compaction_large_partition_warning_threshold_mb: 100

gc_warn_threshold_in_ms: 1000

back_pressure_enabled: false

back_pressure_strategy:

- class_name: org.apache.cassandra.net.RateBasedBackPressure
  parameters:
    - high_ratio: 0.90
      factor: 5
      flow: FAST

enable_materialized_views: true

enable_sasi_indexes: true