{"id":20284,"date":"2013-05-10T12:55:24","date_gmt":"2013-05-10T07:25:24","guid":{"rendered":"http:\/\/vskills.in\/certification\/tutorial\/?p=20284"},"modified":"2024-04-12T14:16:39","modified_gmt":"2024-04-12T08:46:39","slug":"configuring-cassandra","status":"publish","type":"page","link":"https:\/\/www.vskills.in\/certification\/tutorial\/configuring-cassandra\/","title":{"rendered":"Configuring Cassandra"},"content":{"rendered":"<p><a class=\"vsc\" href=\"http:\/\/www.vskills.in\/certification\/Certified-Cassandra-Professional\"><span class=\"vsc-cn\" style=\"text-align: center;\"><span style=\"color: red;\">Certify and Increase Opportunity.<\/span><br><span style=\"color: green;\">Be <\/span><br>Govt. Certified Apache Cassandra Professional<br><\/span><\/a><\/p>\n<p>Configuring Cassandra<\/p>\n<p style=\"text-align: center;\"><span style=\"text-decoration: underline;\"><strong>Configuring Apache Cassandra<\/strong><\/span><\/p>\n<p>The <tt>cassandra.yaml<\/tt> file is the main configuration file for Cassandra. This file is located in <tt>\/etc\/cassandra\/conf\/cassandra.yaml<\/tt> in packaged installations or <tt>$CASSANDRA_HOME\/conf\/cassandra.yaml<\/tt> in binary installations. After changing properties in this file, you must restart the node for the changes to take effect.<\/p>\n<table border=\"1\">\n<colgroup>\n<col width=\"47%\">\n<col width=\"53%\"> <\/colgroup>\n<thead valign=\"bottom\">\n<tr>\n<th>Option<\/th>\n<th>Default Value<\/th>\n<\/tr>\n<\/thead>\n<tbody valign=\"top\">\n<tr>\n<td>authenticator<\/td>\n<td>org.apache.cassandra.auth.AllowAllAuthenticator<\/td>\n<\/tr>\n<tr>\n<td>authority<\/td>\n<td>org.apache.cassandra.auth.AllowAllAuthority<\/td>\n<\/tr>\n<tr>\n<td>auto_bootstrap<\/td>\n<td>false<\/td>\n<\/tr>\n<tr>\n<td>cluster_name<\/td>\n<td>Test Cluster<\/td>\n<\/tr>\n<tr>\n<td>column_index_size_in_kb<\/td>\n<td>64<\/td>\n<\/tr>\n<tr>\n<td>commitlog_directory<\/td>\n<td>\/var\/lib\/cassandra\/commitlog<\/td>\n<\/tr>\n<tr>\n<td>commitlog_rotation_threshold_in_mb<\/td>\n<td>128<\/td>\n<\/tr>\n<tr>\n<td>commitlog_sync<\/td>\n<td>periodic<\/td>\n<\/tr>\n<tr>\n<td>commitlog_sync_period_in_ms<\/td>\n<td>10000 (ten seconds)<\/td>\n<\/tr>\n<tr>\n<td>compaction_preheat_key_cache<\/td>\n<td>true<\/td>\n<\/tr>\n<tr>\n<td>compaction_thread_priority<\/td>\n<td>1 (Lowest)<\/td>\n<\/tr>\n<tr>\n<td>compaction_throughput_mb_per_sec<\/td>\n<td>16<\/td>\n<\/tr>\n<tr>\n<td>concurrent_compactors<\/td>\n<td>One per CPU core<\/td>\n<\/tr>\n<tr>\n<td>concurrent_reads<\/td>\n<td>32<\/td>\n<\/tr>\n<tr>\n<td>concurrent_writes<\/td>\n<td>32<\/td>\n<\/tr>\n<tr>\n<td>data_file_directories<\/td>\n<td>\/var\/lib\/cassandra\/data<\/td>\n<\/tr>\n<tr>\n<td>dynamic_snitch<\/td>\n<td>true<\/td>\n<\/tr>\n<tr>\n<td>dynamic_snitch_badness_threshold<\/td>\n<td>0.0<\/td>\n<\/tr>\n<tr>\n<td>dynamic_snitch_reset_interval_in_ms<\/td>\n<td>600000<\/td>\n<\/tr>\n<tr>\n<td>dynamic_snitch_update_interval_in_ms<\/td>\n<td>100<\/td>\n<\/tr>\n<tr>\n<td>endpoint_snitch<\/td>\n<td>org.apache.cassandra.locator.SimpleSnitch<\/td>\n<\/tr>\n<tr>\n<td>flush_largest_memtables_at<\/td>\n<td>0.75<\/td>\n<\/tr>\n<tr>\n<td>hinted_handoff_enabled<\/td>\n<td>true<\/td>\n<\/tr>\n<tr>\n<td>hinted_handoff_throttle_delay_in_ms<\/td>\n<td>50<\/td>\n<\/tr>\n<tr>\n<td>in_memory_compaction_limit_in_mb<\/td>\n<td>64<\/td>\n<\/tr>\n<tr>\n<td>incremental_backups<\/td>\n<td>false<\/td>\n<\/tr>\n<tr>\n<td>index_interval<\/td>\n<td>128<\/td>\n<\/tr>\n<tr>\n<td>initial_token<\/td>\n<td>n\/a<\/td>\n<\/tr>\n<tr>\n<td>internode_encryption<\/td>\n<td>none<\/td>\n<\/tr>\n<tr>\n<td>keystore<\/td>\n<td>conf\/.keystore<\/td>\n<\/tr>\n<tr>\n<td>keystore_password<\/td>\n<td>cassandra<\/td>\n<\/tr>\n<tr>\n<td>listen_address<\/td>\n<td>localhost<\/td>\n<\/tr>\n<tr>\n<td>max_hint_window_in_ms<\/td>\n<td>3600000 (one hour)<\/td>\n<\/tr>\n<tr>\n<td>memtable_flush_queue_size<\/td>\n<td>4<\/td>\n<\/tr>\n<tr>\n<td>memtable_flush_writers<\/td>\n<td>One per data directory<\/td>\n<\/tr>\n<tr>\n<td>memtable_total_space_in_mb<\/td>\n<td>1\/3 of the heap<\/td>\n<\/tr>\n<tr>\n<td>partitioner<\/td>\n<td>org.apache.cassandra.dht.RandomPartitioner<\/td>\n<\/tr>\n<tr>\n<td>phi_convict_threshold<\/td>\n<td>8<\/td>\n<\/tr>\n<tr>\n<td>reduce_cache_capacity_to<\/td>\n<td>0.6<\/td>\n<\/tr>\n<tr>\n<td>reduce_cache_sizes_at<\/td>\n<td>0.85<\/td>\n<\/tr>\n<tr>\n<td>request_scheduler<\/td>\n<td>org.apache.cassandra.scheduler.NoScheduler<\/td>\n<\/tr>\n<tr>\n<td>request_scheduler_id<\/td>\n<td>keyspace<\/td>\n<\/tr>\n<tr>\n<td>rpc_address<\/td>\n<td>localhost<\/td>\n<\/tr>\n<tr>\n<td>rpc_keepalive<\/td>\n<td>true<\/td>\n<\/tr>\n<tr>\n<td>rpc_max_threads<\/td>\n<td>Unlimited<\/td>\n<\/tr>\n<tr>\n<td>rpc_min_threads<\/td>\n<td>16<\/td>\n<\/tr>\n<tr>\n<td>rpc_port<\/td>\n<td>9160<\/td>\n<\/tr>\n<tr>\n<td>rpc_recv_buff_size_in_bytes<\/td>\n<td>n\/a<\/td>\n<\/tr>\n<tr>\n<td>rpc_send_buff_size_in_bytes<\/td>\n<td>n\/a<\/td>\n<\/tr>\n<tr>\n<td>rpc_timeout_in_ms<\/td>\n<td>10000<\/td>\n<\/tr>\n<tr>\n<td>saved_caches_directory<\/td>\n<td>\/var\/lib\/cassandra\/saved_caches<\/td>\n<\/tr>\n<tr>\n<td>seeds<\/td>\n<td>127.0.0.1<\/td>\n<\/tr>\n<tr>\n<td>seed_provider<\/td>\n<td>org.apache.cassandra.locator.SimpleSeedProvider<\/td>\n<\/tr>\n<tr>\n<td>sliced_buffer_size_in_kb<\/td>\n<td>64<\/td>\n<\/tr>\n<tr>\n<td>snapshot_before_compaction<\/td>\n<td>false<\/td>\n<\/tr>\n<tr>\n<td>storage_port<\/td>\n<td>700<\/td>\n<\/tr>\n<tr>\n<td>thrift_framed_transport_size_in_mb<\/td>\n<td>15<\/td>\n<\/tr>\n<tr>\n<td>thrift_max_message_length_in_mb<\/td>\n<td>16<\/td>\n<\/tr>\n<tr>\n<td>truststore<\/td>\n<td>conf\/.truststore<\/td>\n<\/tr>\n<tr>\n<td>truststore_password<\/td>\n<td>cassandra<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<div class=\"apply\">\n<h3>Apply for Apache Cassandra Certification Now!!<\/h3>\n<p><a href=\"http:\/\/www.vskills.in\/certification\/Certified-Cassandra-Professional\">http:\/\/www.vskills.in\/certification\/Certified-Apache-Cassandra-Professional<\/a><\/p>\n<h4>Go To Tutorial- <a href=\"https:\/\/www.vskills.in\/certification\/tutorial\/apache-cassandra-professional\/\" target=\"_blank\" rel=\"noopener noreferrer\"><strong>Certified Apache Cassandra Professional Tutorial<\/strong><\/a><\/h4>\n<\/div>\n\n\n<p><\/p>\n","protected":false},"excerpt":{"rendered":"<p>Certify and Increase Opportunity.Be Govt. Certified Apache Cassandra Professional Configuring Cassandra Configuring Apache Cassandra The cassandra.yaml file is the main configuration file for Cassandra. This file is located in \/etc\/cassandra\/conf\/cassandra.yaml in packaged installations or $CASSANDRA_HOME\/conf\/cassandra.yaml in binary installations. After changing properties in this file, you must restart the node for the changes to take effect&#8230;.<\/p>\n","protected":false},"author":1,"featured_media":0,"parent":0,"menu_order":0,"comment_status":"closed","ping_status":"closed","template":"","meta":{"footnotes":""},"categories":[63],"tags":[],"class_list":["post-20284","page","type-page","status-publish","hentry","category-apache-cassandra"],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v24.5 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>Configuring Cassandra - Tutorial<\/title>\n<meta name=\"description\" content=\"Configuring Cassandra Vskills Government Certification in Apache Cassandra is very popular in India amongst developers working in the IT Bid data industry.\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/www.vskills.in\/certification\/tutorial\/configuring-cassandra\/\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Configuring Cassandra - 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