Re: Multiple nodes decommission

2017-04-16 Thread Jens Rantil
AFAIK, the fastest way to add multiple nodes is to make sure your clients are only reading/writing to/from your current datacenter, create a new datacenter with replication 0, add nodes to the new datacenter, increase replication factor of the new datacenter, do `nodetool bootstrap` on all nodes on

what is MemtableReclaimMemory mean ??

2017-04-16 Thread Pranay akula
Hi, what is *MemtableReclaimMemory* mean in nodetooltpstats ?? does this mean trying to flushing memtable from memory to SStables. I can see sometimes increase in pending tasks of MemtableReclaimMemory in nodetool tpstats, at that time i can see increase in load on those nodes. Does decreasing

Spark node: use 127.0.0.1 for connection to Cassandra

2017-04-16 Thread Vlad
Hi All, I have Cassandra with Spark on node 10.0.0.1 On other server I run ./spark-shell --master spark://10.0.0.1:7077and then set val conf = new SparkConf(true).set("spark.cassandra.connection.host", "10.0.0.1") It works, but I see in tcpdump that Spark node connects to Cassandra with addres