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Questions tagged [cassandra-2.2]

Casandra is a NoSQL database sponsored by Apache. Use this tag for a question specifically for version 2.2.

46 questions
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Cassandra-2.2.3 : Repeatedly facing "writing large partition error" even after multiple repairs

We have a 6 node each 2 datacenter Cassandra cluster production environment setup. We encounter large partition warning. We ran 2 successful repairs, still this is not getting resolved. How can I analyze and fix this? BigTableWriter.java:184 -…
Jikku Joyce
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Error instantiating snitch class 'org.apache.cassandra.locator.Ec2Snitch'

I'm having hard time setting up 2 node Cassandra cluster on Ec2 instances. This is 2.2.19 version. I cannot upgrade due to some other dependencies involved. The Ec2 instances are in private subnet. Assigned static private ips Here is my…
Mahesh
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Cassandra | Consistency error when updating system_auth keyspace

I am working with a Cassandra cluster consisting of 9 nodes across 3 data centers. 3 nodes per DC. We recently found that the system_auth keyspace was still set to SimpleStrategy and we were using the Cassandra default user. Following the steps to…
Frysauce
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Cassandra crashes with Out Of Memory within minutes after starting

We have a Cassandra cluster with 3 nodes and replication factor 3 on AWS using EC2Snitch. Instance type is c5.2xlarge (8 core and 16GB RAM). The cluster had been working fine but suddenly since yesterday evening, the cassandra process on all the…
Abhishek S
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Decommissioned node appearing in nodetool gossipinfo with status LEFT

We decommissioned a node and after it's complete, we noticed that node was not showing up in "nodetool status", "nodetool ring" and "system.peers" table but it showing up in "nodetool describecluster" in UNREACHABLE and in "nodetool gossipinfo" with…
KISHOR
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Unable to find sufficient sources for streaming range in keyspace

I have to add new Cassandra Datacenter in other regions . Now the problem here is the previous Datacenter is on 2.2.9 version and I have created new nodes in new datacenter is on 2.2.11. On the nodetool rebuild all the new nodes of new datacenter…
sachin
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Authentication failing cf cassandra service broker (cassandra-cf-service-boshrelease)

I am using ih-cassandra-service-broker implementation of the open-source cloud foundry service broker API for deploying cassandra as a service in cloud foundry. But, the authentication to service-broker is failing. The security-context.xml file…
Jagrati Gogia
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Large data in Cassandra renders cluster unresponsive

I have created a table in Cassandra 2.2.0 on AWS with a simple structure: CREATE TABLE data_cache ( cache_id text, time timeuuid, request_json_data text, PRIMARY KEY (cache_id, time) ) WITH CLUSTERING ORDER BY (time DESC) AND…
azngunit81
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Handle different restore scenarios with Cassandra 2.2

I have a Cassandra 3-node cluster and a keyspace created with a replication_factor of 3. I make my backups for this keyspace with nodetool snapshot. As recommended by Cassandra documentation, to make a global backup I start it with a cron job on…
The Wingman
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Consistency and timeout issues with Cassandra 2.2

I'm using Cassandra 2.2 and I've an application that requires a high level of consistency. I've configured one datacenter cluster with 3 nodes. My keyspace is created with replication_factor of 2. In each configuration.yaml files I've set 2…
The Wingman
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Cannot install Cassandra 2.X in travis-ci

I am having issues create a build with cassandra as a service with a version that is higher than 2.X (let x be higher than 1). I have verified that services: - cassandra produce a cassandra 2.0.9 as i put in my .travis.yml $ cqlsh…
azngunit81
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existing Cassandra 2.2.x cluster, changing the number of vNodes - will data be lost or not?

If the number of vNodes in the existing Cassandra 2.2.x cluster is changed - will it cause all the data in that cluster to be lost or not? Is it possible to change # of vNodes and keep all the data stored in the Cassandra cluster?
user3791111
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Cassandra cluster poor performance

I have a Cassandra (2.2.1) cluster of 4 nodes which is used by Java client application. Replication factor is 3, consistency level is LOCAL_QUORUM for reads and writes. Each node has around 5 GB of data. Amounts of requests is approximately 2-4k per…
Atver
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Cassandra SELECT on secondary index doesn't return row

I am dealing with a puzzling behaviour when doing SELECTs on Cassandra 2.2.3. I have 4 nodes in the ring, and I create the following keyspace, table and index. CREATE KEYSPACE IF NOT EXISTS my_keyspace WITH replication = {'class':…
ebautistabar
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Cassandra: Fixed number of rows in a table

I want to create a table with fixed number of rows (lets say N), where if N+1th row was added, then 1st row would be removed. This is the table, I use for storage of last N best results from graph analysis: CREATE TABLE IF NOT EXISTS…
Michal
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