Failed to open native connection to Cassandra

Hi, I am running on a 9 node cassandra cluster (cassandra version 3.11.5 , OS: centos 7.6). We have been running this cluster from long time, but now for a couple of days we are receiving strange errors from the same specific node again and again, during the error i don't find anything unusual on

RE: Cassandra monitoring

Just to try my luck, I added MCAC jar in cassandra.bat in bin directory set JAVA_OPTS=-ea^ -javaagent:"%CASSANDRA_HOME%\lib\jamm-0.3.0.jar"^ -javaagent:"%CASSANDRA_HOME%\datastax-mcac-agent-0.1.13\lib\datastax-mcac-agent.jar"^ <-HERE -Xms2G^ -Xmx2G^ -XX:+HeapDumpOnOutOfMemoryError^

RE: Cassandra monitoring

Thanks. I tried it but I still don’t see anything on http://localhost:9103/. My suspicion is that I am not putting the jars or am not setting the JVM_OPTS correctly or maybe the path is not being picked correctly considering that I am on windows machine and .sh is basically a unix script. I

Re: Cassandra and GCP

Hi, First, you should deploy with the minimal configuration required for the production. More details can be found from Cassandra doc here => https://cassandra.apache.org/doc/latest/operating/hardware.html Also, to ensure reliability and fault tolerance you should configure your cluster to have

Re: Cassandra monitoring

Hi, I suggest you try MCAC for DataStax, available here => https://github.com/datastax/metric-collector-for-apache-cassandra Cheers, Le ven. 18 déc. 2020 à 10:01, Manu Chadha a écrit : > Sorry, clicked send too soon. > > > > I am trying to use Prometheus and followed this tutorial - >

RE: Cassandra monitoring

Sorry, clicked send too soon. I am trying to use Prometheus and followed this tutorial - https://www.robustperception.io/monitoring-cassandra-with-prometheus I thought I’ll test it on my Windows laptop first but I can’t connect with using localhost:7199. As I am on Windows, instead of echo

Cassandra monitoring

Hi Could the group please suggest options for monitoring Cassandra in production (GCP)? I am trying to use Prometheus and followed this tutorial - https://www.robustperception.io/monitoring-cassandra-with-prometheus Sent from Mail for Windows