DSE 4.6 with OpsCenter 5.1.1, agent can't start, port 9042 is occupied by DSE

Hi, getting weird problem when agent to connect to OpsCenter OpsCenter installed on VM with DSE and agent. It's not for production, I have 3 VMs with DSE and OpsCenter for dev/test purposes. The stacktrace from agent log is: vagrant@dsenode03:~$ sudo cat /var/log/datastax-agent/agent.log

Can cqlsh COPY command be run through

Hi, I am looking for, if the CQLSH COPY command be run using the spark scala program. Does it benefit from the parallelism achieved by spark. I am doing something like below: val conf = new SparkConf(true).setMaster(spark://Master-Host:7077) .setAppName(Load Cs Table using COPY TO) lazy val sc

How much disk is needed to compact Leveled compaction?

Hi, I have a cluster of 5 nodes. We use cassandra 2.1.3. The 5 nodes use about 50-57% of the 1T SSD. One node managed to compact all its data. During one compaction this node used almost 100% of the drive. The other nodes refuse to continue compaction claiming that there is not enough disk

Re: Timeseries analysis using Cassandra and partition by date period

Hi, I switched from HBase to Cassandra and try to find problem solution for timeseries analysis on top Cassandra. Depending on what you’re looking for, you might want to check out KairosDB. 0.95 beta2 just shipped yesterday as well so you have good timing. https://github.com/kairosdb/kairosdb

Re: How much disk is needed to compact Leveled compaction?

You appear to have multiple java binaries in your path. That needs to be resolved. sent from my mobile Daemeon C.M. Reiydelle USA 415.501.0198 London +44.0.20.8144.9872 On Apr 5, 2015 1:40 AM, Jean Tremblay jean.tremb...@zen-innovations.com wrote: Hi, I have a cluster of 5 nodes. We use