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Questions tagged [opscenter]

OpsCenter is a management tool for Apache Cassandra and DataStax Enterprise provided by DataStax.

Documentation for DataStax Opscenter can be found on the Datastax website.

325 questions
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Prepared statement caching issue in Cassandra Csharp driver

I believe I have found a bug with the logic of how a prepared statement is cached in the StatementFactory in the Cassandra csharp driver (version 2.7.3). Here is the use case. Guid key = Guid.NewGuid(); // your key ISession session_foo = new…
mike.bukosky
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Datastax agents: Unable to find a matching cluster for node with IP

Trying to get OpsCenter 5.2.2 after fresh install to pick up data from two new clusters. Both cluster are freshly installed and runs fine: [root@d1r1n1 ~]# metatool status Note: Ownership information does not include topology; for complete…
Steffen Winther Sørensen
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Datastax agent failing to report metrics once in a while

I'm running a DSE 4.6.5 Cluster (Cassandra 2.0.14.352) with OpsCenter 5.1.1 Once or twice a day, one of the nodes (sometimes more) stops reporting metrics until I manually restart the datastax-agent. Before I restart the agent, it's alive. Here's…
StormySeaSailor
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opscenter upgrade to 5.1.1 keeps failing to upgrade agents

i'm running DSE 4.6.1 with opscenter 5.1.0. i upgraded (through deb package) to opscenter 5.1.1, in the webUI now it says my agents are old (5.1.0) and need to be upgraded, when i try to upgrade through the webUI it says it finished succesfully but…
sebamontini
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Error in template in Apache cookbook when running to an Ubuntu Server

I'm using Chef in my digital Ocean account, to build a droplet/instance. My server a Ubuntu 12.04 x64 . In my Cheffile i have ... site 'http://community.opscode.com/api/v1' cookbook 'apache2', :git…
user3281432
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For system_auth default Class should be SimpleStrategy or NetworkTopologyStrategy

In our Prod cluster, I see some of the system* keyspaces with SimpleStrategy. As we are adding new DCs in our cluster we need to be on NetworkTopologyStrategy otherwise while I am running nodetool rebuild, It got failed. I alter all keyspaces from…
Anil Kapoor
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Deleting Huge Data In Cassandra Cluster

I have Cassandra cluster with three nodes. We have data close to 7 TB from last 4 years. Now because of less space available in the server, we would like to keep data only for last 2 years. But we don't want to delete it completely(data older than 2…
user3891511
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OpsCenter 6.1.16 Datastax Agent Creating stomp connection to ERROR [async-dispatch-2] Error connecting via stomp

I am facing challenges making an HTTP connection to opscenter through the datastax-agent using SSL: Datastax Version 5.1.7 Opscenter version 6.1.16 INFO [async-dispatch-2] 2018-05-23 20:58:24,549 Creating stomp connection to…
sp77
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How to disable the rollups tables in OpsCenter keyspace?

We are using DSE 4.8.8 with OpsCenter 5.2.4. I don't want to collect 1min and 5min metrics. Here is my cluster config file settings. [cassandra_metrics] 1min_ttl = -1 5min_ttl = -1 2hr_ttl = 7776000 24hr_ttl = 31536000 I have the same issue with…
hwc
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Cassandra opscenter is not communicating with cluster

I have 2 node Cassandra cluster with datastax-agent up and running(one seed node) also nodetool status showing healthy. In the 3 node I have opscenter install and the UI is loading fine with a blank screen, when I saw the var log it's complaining…
lambodar
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rpc_address and broadcast_rpc address for cassandra.yaml for Datastax OpsCenter

So I have a single node cassandra running on an AWS machine which also has the OpsCenter installed. I'm trying to manage it with OpsCenter GUI from a windows machine (which is in the same private network as the cassandra node)however I keep getting…
lucidxistence
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Where is slow queries data in OpsCenter read from?

Since our former data model is not very correct, the Slow queries panel shows that there are some queries which are performing slowly. As I am planing to redesign the data model, I want to clear out the old information displayed in this panel, so I…
feng1122
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Database Management for Apache Cassandra 3.5

Anyone know any good open source database management tool like Opscenter for Apache Cassandra? Opscenter only work for Apache Cassandra version 2.1 below but we are using Apache Cassandra version 3.5 so Opscenter wont work. Thanks Phuong
Phuong Le
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Is there a way to add additional configurable settings in OpsCenter 6.0.2 Lifecycle Manager config profiles?

I would really like to add the following settings to our spark-defaults.conf using OpsCenter 6.0.2 in order to avoid configuration drift. Is there a way to add these config items to the config profile template? spark.cores.max 4 spark.driver.memory…
fcnorman
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Datastax Opscenter LCM Unable to Decrypt Passwords

We are trying to use encrypted passwords in cassandra and dse yaml files using opscenter LCM. We followed the instructions in below…
Rock
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