Fail to add a new node to a exist cluster

2017-05-03 Thread kevin
I have a Cassandra(v3.7) cluster with 31 nodes, each node’s hard configuration is 4cpu, 64GB memory, 8TB hard disk, and each node has stored about 4TB of data now. When I joined a new node, I found that the process has not been completed for more than a week, while the CPU load of new node and

Trevor Grant has shared a document on Google Docs with you

2017-05-03 Thread trevor . d . grant
Trevor Grant has invited you to view the following document: Open in Docs

Re: Drop tables takes too long

2017-05-03 Thread Alain RODRIGUEZ
Hi, A few comments: Long GC Pauses take about one minute > This is huge. About JVM config, I haven't played much with G1GC, but the following seems to be a bad idea according to comments: ## Main G1GC tunable: lowering the pause target will lower throughput and vise versa. ## 200ms is the JVM

Prepared Statement Preloading in Cassandra

2017-05-03 Thread Anshul Rathore
Hi We are using Cassandra 3.10 version, one of the issue we encounter on restart of a node is cassandra either gives Out of Memory error or goes into GC cycle. Able to identify the cause that in newer versions cassandra is preloading all the prepared statements and we have one table which has