Re: Why is the cassandra documentation such poor quality?

I'll note that historically the wiki used to be open to all and due massive amounts of spam it was put on lockdown by the ASF. If there is a better platform the community feels would make it simpler to provide community based documentation then we should consider it. The ASF also has confluence

[RELEASE] Apache Cassandra 1.2.19 released

The Cassandra team is pleased to announce the release of Apache Cassandra version 1.2.19. Cassandra is a highly scalable second-generation distributed database, bringing together Dynamo's fully distributed design and Bigtable's ColumnFamily-based data model. You can read more here:

Re: [RELEASE] Apache Cassandra 1.2.19 released

Apologies, the correct url for CHANGES.txt is http://goo.gl/eB973i On Thu, Sep 18, 2014 at 12:58 PM, Jake Luciani j...@apache.org wrote: The Cassandra team is pleased to announce the release of Apache Cassandra version 1.2.19. Cassandra is a highly scalable second-generation distributed

Re: CPU consumption of Cassandra

Eric, We have a new stress tool to help you share your schema for wider bench marking. see http://www.datastax.com/dev/blog/improved-cassandra-2-1-stress-tool-benchmark-any-schema If you wouldn't mind creating a yaml for your schema I would be happy to take a look. -Jake On Mon, Sep 22,

Apache Cassandra debian repo issue

Hello, There is currently an issue with the apache debian repo for cassandra. ASF infrastructure is working on fixing this https://issues.apache.org/jira/browse/INFRA-8558 Sorry for the inconvenience. -Jake

[RELEASE] Apache Cassandra 2.1.2 released

The Cassandra team is pleased to announce the release of Apache Cassandra version 2.1.2. Apache Cassandra is a fully distributed database. It is the right choice when you need scalability and high availability without compromising performance. http://cassandra.apache.org/ Downloads of source

[RELEASE] Apache Cassandra 2.0.12 released

The Cassandra team is pleased to announce the release of Apache Cassandra version 2.0.12. Apache Cassandra is a fully distributed database. It is the right choice when you need scalability and high availability without compromising performance. http://cassandra.apache.org/ Downloads of source

Re: Many pending compactions

Ja, Please upgrade to official 2.1.3 we've fixed many things related to compaction. Are you seeing the compactions % complete progress at all? On Wed, Feb 18, 2015 at 11:58 AM, Roni Balthazar ronibaltha...@gmail.com wrote: Try repair -pr on all nodes. If after that you still have issues, you

[RELEASE] Apache Cassandra 2.1.3 released

The Cassandra team is pleased to announce the release of Apache Cassandra version 2.1.3. This release contains over 100 fixes for 2.1 so anyone on 2.1.X should upgrade to this ASAP. Apache Cassandra is a fully distributed database. It is the right choice when you need scalability and high

[RELEASE] Apache Cassandra 2.0.13 released

Apache Cassandra is a fully distributed database. It is the right choice when you need scalability and high availability without compromising performance. http://cassandra.apache.org/ Downloads of source and binary distributions are listed in our download section:

Re: Cassandra Stress Test Result Evaluation

Your insert settings look unrealistic since I doubt you would be writing 50k rows at a time. Try to set this to 1 per partition and you should get much more consistent numbers across runs I would think. select: fixed(1)/10 On Wed, Mar 4, 2015 at 7:53 AM, Nisha Menon nisha.meno...@gmail.com

[SECURITY ANNOUNCEMENT] CVE-2015-0225

CVE-2015-0225: Apache Cassandra remote execution of arbitrary code Severity: Important Vendor: The Apache Software Foundation Versions Affected: Cassandra 1.2.0 to 1.2.19 Cassandra 2.0.0 to 2.0.13 Cassandra 2.1.0 to 2.1.3 Description: Under its default configuration, Cassandra binds an

[RELEASE] Apache Cassandra 2.1.5 released

The Cassandra team is pleased to announce the release of Apache Cassandra version 2.1.5. Apache Cassandra is a fully distributed database. It is the right choice when you need scalability and high availability without compromising performance. http://cassandra.apache.org/ Downloads of source

[RELEASE] Apache Cassandra 2.0.15 released

The Cassandra team is pleased to announce the release of Apache Cassandra version 2.0.15. Apache Cassandra is a fully distributed database. It is the right choice when you need scalability and high availability without compromising performance. http://cassandra.apache.org/ Downloads of source

[BETA-RELEASE] Apache Cassandra 2.2.0-beta1 released

The Cassandra team is pleased to announce the release of Apache Cassandra version 2.2.0-beta1. This release is *not* production ready. We are looking for testing of existing and new features. If you encounter any problem please let us know [1]. Cassandra 2.2 features major enhancements such as:

[RELEASE] Apache Cassandra 2.2.0-rc1 released

The Cassandra team is pleased to announce the release of Apache Cassandra version 2.2.0-rc1. Apache Cassandra is a fully distributed database. It is the right choice when you need scalability and high availability without compromising performance. http://cassandra.apache.org/ Downloads of

[RELEASE] Apache Cassandra 2.1.6 released

The Cassandra team is pleased to announce the release of Apache Cassandra version 2.1.6. We are now calling 2.1 series stable and suitable for production. Apache Cassandra is a fully distributed database. It is the right choice when you need scalability and high availability without compromising

[RELEASE] Apache Cassandra 2.0.16 released

The Cassandra team is pleased to announce the release of Apache Cassandra version 2.0.16. Apache Cassandra is a fully distributed database. It is the right choice when you need scalability and high availability without compromising performance. http://cassandra.apache.org/ Downloads of source

Re: Adding Nodes With Inconsistent Data

This is no longer an issue in 2.1. https://issues.apache.org/jira/browse/CASSANDRA-2434 We now make sure the replica we bootstrap from is the one that will no longer own that range On Wed, Jun 24, 2015 at 4:58 PM, Alain RODRIGUEZ arodr...@gmail.com wrote: It looks to me that can indeed happen

[RELEASE] Apache Cassandra 2.1.7 released

The Cassandra team is pleased to announce the release of Apache Cassandra version 2.1.7. Apache Cassandra is a fully distributed database. It is the right choice when you need scalability and high availability without compromising performance. http://cassandra.apache.org/ Downloads of source

Re: Multiple cassandra instances per physical node

If I have a 20-node cluster with 2 nodes on each physical server, can I use 10 racks to properly segment my partitions? Yes. On Sun, May 24, 2015 at 5:38 PM, Jonathan Haddad j...@jonhaddad.com wrote: What impact would vnodes have on strong consistency? I think the problem you're

[RELEASE] Apache Cassandra 3.0.0-alpha1 released

The Cassandra team is pleased to announce the release of Apache Cassandra version 3.0.0-alpha1. This is the first test build of Cassandra 3.0 that includes: * New storage engine * New sstable format * Materialized Views We expect bugs in this release so test and report any issues

[RELEASE] Apache Cassandra 3.0.0-beta1 released

The Cassandra team is pleased to announce the release of Apache Cassandra version 3.0.0-beta1. You’ll need python-driver 3.0.0a2 (available on pypi) or java-driver 3.0.0-alpha2 (uploaded to Maven Central) to try out 3.0.0-beta1. Apache Cassandra is a fully distributed database. It is the right

[RELEASE] Apache Cassandra 2.2.0 released

The Cassandra team is pleased to announce the release of Apache Cassandra version 2.2.0. You can read about the release here: http://www.datastax.com/dev/blog/cassandra-2-2 Apache Cassandra is a fully distributed database. It is the right choice when you need scalability and high availability

[RELEASE] Apache Cassandra 3.0.0 released

The Cassandra team is pleased to announce the release of Apache Cassandra version 3.0.0. Top Cassandra 3.0 features: * CQL optimized storage engine and sstable format * Materialized views * More efficient hints Read more about features and upgrade instructions in NEWS.txt[2] The Java

[RELEASE] Apache Cassandra 2.1.11 released

The Cassandra team is pleased to announce the release of Apache Cassandra version 2.1.11. Apache Cassandra is a fully distributed database. It is the right choice when you need scalability and high availability without compromising performance. http://cassandra.apache.org/ Downloads of source

[RELEASE] Apache Cassandra 2.2.3 released

The Cassandra team is pleased to announce the release of Apache Cassandra version 2.2.3. Apache Cassandra is a fully distributed database. It is the right choice when you need scalability and high availability without compromising performance. http://cassandra.apache.org/ Downloads of source

[RELEASE] Apache Cassandra 3.0.0-rc2 released

The Cassandra team is pleased to announce the release of Apache Cassandra version 3.0.0-rc2. Apache Cassandra is a fully distributed database. It is the right choice when you need scalability and high availability without compromising performance. http://cassandra.apache.org/ Downloads of

[RELEASE] Apache Cassandra 2.1.8 released

The Cassandra team is pleased to announce the release of Apache Cassandra version 2.1.8. Apache Cassandra is a fully distributed database. It is the right choice when you need scalability and high availability without compromising performance. http://cassandra.apache.org/ Downloads of source

[RELEASE] Apache Cassandra 2.2.0-rc2 released

The Cassandra team is pleased to announce the release of Apache Cassandra version 2.2.0-rc2. Apache Cassandra is a fully distributed database. It is the right choice when you need scalability and high availability without compromising performance. http://cassandra.apache.org/ Downloads of

[RELEASE] Apache Cassandra 2.1.9 released

The Cassandra team is pleased to announce the release of Apache Cassandra version 2.1.9. Apache Cassandra is a fully distributed database. It is the right choice when you need scalability and high availability without compromising performance. http://cassandra.apache.org/ Downloads of source

[RELEASE] Apache Cassandra 2.2.1 released

The Cassandra team is pleased to announce the release of Apache Cassandra version 2.2.1. Apache Cassandra is a fully distributed database. It is the right choice when you need scalability and high availability without compromising performance. http://cassandra.apache.org/ Downloads of source

Re: Consistency Issues

Couple things to try. 1. nodetool resetlocalschema on the nodes with missing CFs. This will refresh the schema on the local node. 2. upgrade to 2.1.9. There are some pretty major issues in 2.1.6 (nothing specific to this problem but worth upgrading)

Re: Consistency Issues

s. Our application > is using Hector and migrating to cql3 is a huge refactoring. > > > > On 01/10/15 15:48, Jake Luciani wrote: > >> Couple things to try. >> >> 1. nodetool resetlocalschema on the nodes with missing CFs. This will >> refresh the schema on the loc

[RELEASE] Apache Cassandra 2.0.17 released

The Cassandra team is pleased to announce the release of Apache Cassandra version 2.0.17. This is most likely the final release for the 2.0 release series. Apache Cassandra is a fully distributed database. It is the right choice when you need scalability and high availability without

[RELEASE] Apache Cassandra 3.0.0-rc1 released

The Cassandra team is pleased to announce the release of Apache Cassandra version 3.0.0-rc1. Apache Cassandra is a fully distributed database. It is the right choice when you need scalability and high availability without compromising performance. http://cassandra.apache.org/ Downloads of

[RELEASE] Apache Cassandra 2.1.10 released

The Cassandra team is pleased to announce the release of Apache Cassandra version 2.1.10. Apache Cassandra is a fully distributed database. It is the right choice when you need scalability and high availability without compromising performance. http://cassandra.apache.org/ Downloads of source

[RELEASE] Apache Cassandra 2.2.2 released

The Cassandra team is pleased to announce the release of Apache Cassandra version 2.2.2. Apache Cassandra is a fully distributed database. It is the right choice when you need scalability and high availability without compromising performance. http://cassandra.apache.org/ Downloads of source

[RELEASE] Apache Cassandra 3.1 released

The Cassandra team is pleased to announce the release of Apache Cassandra version 3.1. This is the first release from our new Tick-Tock release process[4]. It contains only bugfixes on the 3.0 release. Apache Cassandra is a fully distributed database. It is the right choice when you need

[RELEASE] Apache Cassandra 3.0.1 released

The Cassandra team is pleased to announce the release of Apache Cassandra version 3.0.1. Apache Cassandra is a fully distributed database. It is the right choice when you need scalability and high availability without compromising performance. http://cassandra.apache.org/ Downloads of source

Re: cassandra-stress 2.1: Generating data

The data is only being inserted from gen01 On Thu, Dec 3, 2015 at 10:52 AM, wrote: > Hi, > > > > I’m trying to insert data with Cassandra-stress into cluster C* with 6 > nodes: *node001….006* > > > > The stress-tool is executed on a different machine (*gen01*) specifying

[RELEASE] Apache Cassandra 2.2.4 released

The Cassandra team is pleased to announce the release of Apache Cassandra version 2.2.4. Apache Cassandra is a fully distributed database. It is the right choice when you need scalability and high availability without compromising performance. http://cassandra.apache.org/ Downloads of source

[RELEASE] Apache Cassandra 2.1.12 released

The Cassandra team is pleased to announce the release of Apache Cassandra version 2.1.12. Apache Cassandra is a fully distributed database. It is the right choice when you need scalability and high availability without compromising performance. http://cassandra.apache.org/ Downloads of source

[RELEASE] Apache Cassandra 3.1.1 released

The Cassandra team is pleased to announce the release of Apache Cassandra version 3.1.1. There has been some understandable confusion about our new Tick-Tock release style. This thread should help explain it [4]. Since a critical bug was discovered just after 3.1 we are releasing 3.1.1 to

[RELEASE] Apache Cassandra 3.0.2 released

The Cassandra team is pleased to announce the release of Apache Cassandra version 3.0.2. Apache Cassandra is a fully distributed database. It is the right choice when you need scalability and high availability without compromising performance. http://cassandra.apache.org/ Downloads of source

[RELEASE] Apache Cassandra 3.2 released

The Cassandra team is pleased to announce the release of Apache Cassandra version 3.2. Apache Cassandra is a fully distributed database. It is the right choice when you need scalability and high availability without compromising performance. http://cassandra.apache.org/ Downloads of source and

Re: [RELEASE] Apache Cassandra 3.2 released

Note: I made a mistake saying this is a bug fix release, it's a feature release that includes bugfixes. On Tue, Jan 12, 2016 at 8:46 AM, Jake Luciani <j...@apache.org> wrote: > > The Cassandra team is pleased to announce the release of Apache Cassandra > version 3.2. >

[RELEASE] Apache Cassandra 3.6 released

The Cassandra team is pleased to announce the release of Apache Cassandra version 3.6. Apache Cassandra is a fully distributed database. It is the right choice when you need scalability and high availability without compromising performance. http://cassandra.apache.org/ Downloads of source and

Re: Why there is no native shutdown command in cassandra

node also announce shutting down > message in ring ? > > > On Mon, Jun 13, 2016 at 10:14 PM, Jake Luciani <jak...@gmail.com> wrote: > >> If you want to understand why, it's because C* was designed to be >> crash-only. >> >> https://www.usenix.org/co

Re: Why there is no native shutdown command in cassandra

mmand. Means it only does crash for the node, no graceful shutdown. > > > > On Mon, Jun 13, 2016 at 10:51 PM, Jake Luciani <jak...@gmail.com> wrote: > >> Yeah same as drain. Just exits at the end. >> >> On Mon, Jun 13, 2016 at 1:11 PM, Anshu Vajpayee

[RELEASE] Apache Cassandra 3.0.7 released

The Cassandra team is pleased to announce the release of Apache Cassandra version 3.0.7. Apache Cassandra is a fully distributed database. It is the right choice when you need scalability and high availability without compromising performance. http://cassandra.apache.org/ Downloads of source

[RELEASE] Apache Cassandra 3.7 released

The Cassandra team is pleased to announce the release of Apache Cassandra version 3.7. Apache Cassandra is a fully distributed database. It is the right choice when you need scalability and high availability without compromising performance. http://cassandra.apache.org/ Downloads of source and

Re: Why there is no native shutdown command in cassandra

If you want to understand why, it's because C* was designed to be crash-only. https://www.usenix.org/conference/hotos-ix/crash-only-software Since this is great for the project but bad for operators experience we have later added this stopdaemon command. On Mon, Jun 13, 2016 at 12:37 PM, Anshu

Re: Cassandra 3.1.1 with respect to HeapSpace

Yes you can restart without data loss. Can you please include info about how much data you have loaded per node and perhaps what your schema looks like? Thanks On Thu, Jan 14, 2016 at 12:24 PM, Jean Tremblay < jean.tremb...@zen-innovations.com> wrote: > > Ok, I will open a ticket. > > How

Re: [RELEASE] Apache Cassandra 3.3 released

? > > Thanks! :) > > ___ > Will Hayworth > Developer, Engagement Engine > Atlassian > > My pronoun is "they". <http://pronoun.is/they> > > > > On Tue, Feb 9, 2016 at 10:50 AM, Jake Luciani <j...@apache.org> wrote: > >> The Cassandra team is pleas

Re: [RELEASE] Apache Cassandra 2.1.13 released

Apologies I send the wrong changelog and news links. Here are the correct ones for 2.1.13 http://goo.gl/9ZPnNX (CHANGES.txt) http://goo.gl/5cR7eh (NEWS.txt) On Mon, Feb 8, 2016 at 9:19 AM, Jake Luciani <j...@apache.org> wrote: > The Cassandra team is pleased to announce the release

[RELEASE] Apache Cassandra 2.1.13 released

The Cassandra team is pleased to announce the release of Apache Cassandra version 2.1.13. Apache Cassandra is a fully distributed database. It is the right choice when you need scalability and high availability without compromising performance. http://cassandra.apache.org/ Downloads of source

[RELEASE] Apache Cassandra 3.3 released

The Cassandra team is pleased to announce the release of Apache Cassandra version 3.3. *This release contains a critical bug in 3.0 series[4].* If you have installed version >= 3.0 you will need to run 'nodetool upgradesstables -a' on all nodes to receive the fix. Apache Cassandra is a fully

[RELEASE] Apache Cassandra 3.0.3 released

The Cassandra team is pleased to announce the release of Apache Cassandra version 3.0.3. *This release contains a critical bug in 3.0 series[4].* If you have installed version >= 3.0 you will need to run 'nodetool upgradesstables -a' on all nodes to receive the fix. Apache Cassandra is a fully

Re: [RELEASE] Apache Cassandra 3.3 released

Just to confirm, if you upgrade from, 2.2.x say, directly to 3.3, you will > *not* need to run upgradesstables, right? It seems pretty clear that the > answer is no but I just wanted to make sure. Only needed if you got from a > 3.x version? > > Thank you. > > Sent from my iPhone >

Re: cassandra-stress tool - InvalidQueryException: Batch too large

Yeah that looks like a bug. Can you open a JIRA and attach the full .yaml? Thanks! On Mon, Feb 1, 2016 at 5:09 AM, Ralf Steppacher wrote: > I am using Cassandra 2.2.4 and I am struggling to get the cassandra-stress > tool to work for my test scenario. I have followed

[RELEASE] Apache Cassandra 3.2.1 released

The Cassandra team is pleased to announce the release of Apache Cassandra version 3.2.1. Apache Cassandra is a fully distributed database. It is the right choice when you need scalability and high availability without compromising performance. http://cassandra.apache.org/ Downloads of source

[RELEASE] Apache Cassandra 3.0.5 released

The Cassandra team is pleased to announce the release of Apache Cassandra version 3.0.5. Apache Cassandra is a fully distributed database. It is the right choice when you need scalability and high availability without compromising performance. http://cassandra.apache.org/ Downloads of source

[RELEASE] Apache Cassandra 3.4 released

The Cassandra team is pleased to announce the release of Apache Cassandra version 3.4. Apache Cassandra is a fully distributed database. It is the right choice when you need scalability and high availability without compromising performance. http://cassandra.apache.org/ Downloads of source and

Re: What does Cassandra use (JNI?) that triggers GCLocker Initiated GCs?

; > I don't get that impression at all from the GC log timings. They're very > reasonable. > > On Thursday, April 21, 2016 10:57 AM, Jake Luciani <jak...@gmail.com> > wrote: > > > It's only used by the Snappy and LZ4 Compressors > > On Thu, Apr 21, 2016 at 1:54 PM, S

Re: What does Cassandra use (JNI?) that triggers GCLocker Initiated GCs?

It's only used by the Snappy and LZ4 Compressors On Thu, Apr 21, 2016 at 1:54 PM, Sotirios Delimanolis wrote: > According to this Oracle document > , GCLocker > Initiated GC > > is triggered when a JNI

[RELEASE] Apache Cassandra 2.1.14 released

The Cassandra team is pleased to announce the release of Apache Cassandra version 2.1.14. Apache Cassandra is a fully distributed database. It is the right choice when you need scalability and high availability without compromising performance. http://cassandra.apache.org/ Downloads of source

[RELEASE] Apache Cassandra 2.2.6 released

The Cassandra team is pleased to announce the release of Apache Cassandra version 2.2.6. Apache Cassandra is a fully distributed database. It is the right choice when you need scalability and high availability without compromising performance. http://cassandra.apache.org/ Downloads of source

[RELEASE] Apache Cassandra 3.0.6 released

The Cassandra team is pleased to announce the release of Apache Cassandra version 3.0.6. Apache Cassandra is a fully distributed database. It is the right choice when you need scalability and high availability without compromising performance. http://cassandra.apache.org/ Downloads of source

[RELEASE] Apache Cassandra 3.5 released

The Cassandra team is pleased to announce the release of Apache Cassandra version 3.5. Apache Cassandra is a fully distributed database. It is the right choice when you need scalability and high availability without compromising performance. http://cassandra.apache.org/ Downloads of source and

[RELEASE] Apache Cassandra 2.2.7 released

The Cassandra team is pleased to announce the release of Apache Cassandra version 2.2.7. Apache Cassandra is a fully distributed database. It is the right choice when you need scalability and high availability without compromising performance. http://cassandra.apache.org/ Downloads of source

Re: [RELEASE] Apache Cassandra 3.0.8 released

es do not seem to have been published. Normal? >> >> Thank you. >> >>J. >> >> On Jul 6, 2016, at 4:20 PM, Jake Luciani <j...@apache.org> wrote: >> >> The Cassandra team is pleased to announce the release of Apache Cassandra >> versi

[RELEASE] Apache Cassandra 3.0.9 released

The Cassandra team is pleased to announce the release of Apache Cassandra version 3.0.9. Apache Cassandra is a fully distributed database. It is the right choice when you need scalability and high availability without compromising performance. http://cassandra.apache.org/ Downloads of source

Re: Incremental repair for the first time

This was fixed post 3.0.4 please upgrade to latest 3.0 release On Fri, Dec 16, 2016 at 4:49 PM, Kathiresan S wrote: > Hi, > > We have a brand new Cassandra cluster (version 3.0.4) and we set up > nodetool repair scheduled for every day (without any options for

Re: Counter performance

You can set the trace probability on a node to 1% and you'll catch a trace on that table. http://cassandra.apache.org/doc/latest/tools/nodetool/settraceprobability.html On Mon, Apr 17, 2017 at 11:17 AM, benjamin roth wrote: > Just run some queries on counter tables. Some on

New Metrics Collector for Apache Cassandra w/ Prometheus

Hi, Hope this email finds you well. DataStax has recently open sourced a new metrics collector for Apache Cassandra. It's a drop in solution and comes with Prometheus dashboards and works with all versions between 2.2 to 4.0 alpha. Blog:

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