CODEWITHSUNDEEP
cassandra
yuria
yuria

Reputation: 553

cassandra and vault error logs

after upgrading a node in cassandra, these error in log occured: I want to investigate but dont have a direction, any clue will help thanks

2016/09/19 06:24:49 [INFO] core: post-unseal setup starting
2016/09/19 06:24:49 [INFO] core: mounted backend of type generic at secret/
2016/09/19 06:24:49 [INFO] core: mounted backend of type cubbyhole at cubbyhole/
2016/09/19 06:24:49 [INFO] core: mounted backend of type system at sys/
2016/09/19 06:24:49 [INFO] core: mounted backend of type cassandra at cassandra/
2016/09/19 06:24:49 [INFO] rollback: starting rollback manager
2016/09/19 06:24:50 [INFO] expire: restored 2 leases
2016/09/19 06:24:50 [INFO] core: post-unseal setup complete
2016/09/19 06:24:55 gocql: unable to dial control conn node-0.cassandra-app.mesos:9042: dial tcp 10.0.2.42:9042: getsockopt: connection refused
2016/09/19 06:25:12 error: failed to connect to 10.0.2.42:9042 due to error: gocql: no response to connection startup within timeout

Upvotes: 0

Views: 93

Answers (1)

Hasson
Hasson

Reputation: 1914

Cassandra cluster is not cross-version compatible, you can not upgrade a node only, you have to upgrade the cluster. This is a common mistake people tend to do, please see this video here it mentiones this problem, also it is very very useful with lots of good info.

Upvotes: 1

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