Re: [VOTE] Project governance wiki doc (take 2)

+1 - Aaron Morton New Zealand @aaronmorton CEO Apache Cassandra Consulting http://www.thelastpickle.com On Thu, 25 Jun 2020 at 19:46, Benedict Elliott Smith wrote: > The purpose of this document is to define only how the project makes > decisions, and it lists "

Re: Staging website at cassandra.staged.apache.org

Thanks Mick, if there documentation somewhere on how we update the website ? A - Aaron Morton New Zealand @aaronmorton CEO Apache Cassandra Consulting http://www.thelastpickle.com On Tue, 21 Apr 2020 at 18:40, Mick Semb Wever wrote: > For our cassandra-website reposit

Re: [VOTE] Release Apache Cassandra 2.1.8

should keep a list of this sort of thing somewhere. A​ ----- Aaron Morton New Zealand @aaronmorton Co-Founder & Principal Consultant Apache Cassandra Consulting http://www.thelastpickle.com On Mon, Jul 6, 2015 at 12:52 PM, Gary Dusbabek wrote: > +1 > > On Mon, Jul

Re: wiki access

It was the case sensitivity. Weird because I was in 1Password. In now, thanks. Cheers Aaron - Aaron Morton New Zealand @aaronmorton Co-Founder & Principal Consultant Apache Cassandra Consulting http://www.thelastpickle.com On 30/05/2014, at 6:58 pm, Jonathan Ellis w

wiki access

Hi my wiki access has somehow died, my user name is aaronmorton. Could you please reset my password or generate a new account. Thanks Aaron - Aaron Morton New Zealand @aaronmorton Co-Founder & Principal Consultant Apache Cassandra Consulting http://www.thelastpickle.com

Re: Rename failed while cassandra is starting up

Replying on the user group. - Aaron Morton Freelance Cassandra Consultant New Zealand @aaronmorton http://www.thelastpickle.com On 14/04/2013, at 3:50 PM, Boris Yen wrote: > Hi All, > > Recently, we encountered an error on 1.0.12 that prevented cassandra from >

Re: ApacheCon North America

I'll be there from the evening on the Wednesday 27th to Friday 1st midday. Talking on Thursday afternoon about C* internals. Cheers - Aaron Morton Freelance Cassandra Developer New Zealand @aaronmorton http://www.thelastpickle.com On 12/02/2013, at 4:26 AM, Eric

Re: Proposal: require Java7 for Cassandra 2.0

+1 - Aaron Morton Freelance Cassandra Developer New Zealand @aaronmorton http://www.thelastpickle.com On 7/02/2013, at 11:21 AM, Jonathan Ellis wrote: > Java 6 EOL is this month. Java 7 will be two years old when C* 2.0 > comes out (July). Anecdotally, a bunch of peop

Re: Batch Truncate using Hector 1.0-5

The hector user list is the best place this question https://groups.google.com/forum/?fromgroups#!forum/hector-users Cheers - Aaron Morton Freelance Cassandra Developer New Zealand @aaronmorton http://www.thelastpickle.com On 22/11/2012, at 8:53 AM, Amitabha Karmakar wrote

Re: Problem while configuring key and row cache?

in seconds Cheers - Aaron Morton Freelance Developer @aaronmorton http://www.thelastpickle.com On 22/08/2012, at 5:18 PM, Amit Handa wrote: > Hi, > > Thanks Jonathan for your reply. > I modified key_cache_size_in_mb and row_cache_size_in_mb values inside > cass

Re: Server Side Logic/Script - Triggers / StoreProc

deterministic ? Can clients retry operations that timed out ? Cheers - Aaron Morton Freelance Developer @aaronmorton http://www.thelastpickle.com On 23/04/2012, at 5:13 AM, Colin Clark wrote: > In my opinion, triggers/stored procedures are an absolute requirement for any > distr

Re: nosetests

Looks like it's hanging while talking to the cluster. Ensure cassandra is running and on default ports. I also run nosetests with -vdx for verbose, detailed errors and stop of first fail (http://readthedocs.org/docs/nose/en/latest/usage.html#extended-usage) Cheers -

Re: Welcome committer Peter Schuller

Congratulations. - Aaron Morton Freelance Developer @aaronmorton http://www.thelastpickle.com On 14/02/2012, at 8:08 AM, Peter Schuller wrote: >> The Apache Cassandra PMC has voted to add Peter as a committer. Thank >> you Peter, and we look forward to continuing

Re: [VOTE] Release Apache Cassandra 0.8.10

+1 - Aaron Morton Freelance Developer @aaronmorton http://www.thelastpickle.com On 9/02/2012, at 5:19 AM, Sylvain Lebresne wrote: > It's been close to 2 months since 0.8.9 and while things are mostly calm on > the 0.8 branch, we do have a few fixes in there th

Re: Queries on AuthN and AuthZ for multi tenant Cassandra

management is awesome, but I would still be hesitant about creating KS's and CF's at the request of an API client. Cheers ----- Aaron Morton Freelance Developer @aaronmorton http://www.thelastpickle.com On 2/02/2012, at 8:52 AM, Subrahmanya Harve wrote: > We are using Ca

Re: extra diffs showing up in update column family

Sorry, i thought bug reports went to the user list. A - Aaron Morton Freelance Developer @aaronmorton http://www.thelastpickle.com On 31/01/2012, at 1:39 PM, Brandon Williams wrote: > On Mon, Jan 30, 2012 at 6:36 PM, aaron morton wrote: >> p.s. the user li

Re: understanding cassandra internal

The code is where it's at, and... http://www.datastax.com/2011/08/video-cassandra-internals-presentation-from-cassandra-sf-2011 http://wiki.apache.org/cassandra http://planetcassandra.org/ http://www.datastax.com/docs/1.0/index Cheers - Aaron Morton Freelance Deve

Re: extra diffs showing up in update column family

Can you raise a ticket at https://issues.apache.org/jira/browse/CASSANDRA with steps to reproduce. Thanks p.s. the user list is the appropriate list for emails like this. - Aaron Morton Freelance Developer @aaronmorton http://www.thelastpickle.com On 31/01/2012, at 9:31 AM

Re: Thift vs. CQL

This question belongs on the user list, I will answer it there. - Aaron Morton Freelance Developer @aaronmorton http://www.thelastpickle.com On 28/01/2012, at 1:26 AM, bxqdev wrote: > Hello! > > Datastax's Cassandra documentation says that CQL API is

Re: How to create a table in Cassandra

This question belongs on the user list, I will answer it there. Cheers - Aaron Morton Freelance Developer @aaronmorton http://www.thelastpickle.com On 28/01/2012, at 3:36 AM, anandbab...@polarisft.com wrote: > > Can anyone tell me how to create a table in the Cassandra.

Re: Welcome committer Aaron Morton!

Thanks Jonathan and the other committers. Cheers :) - Aaron Morton Freelance Developer @aaronmorton http://www.thelastpickle.com On 19/01/2012, at 7:19 AM, Jonathan Ellis wrote: > The Apache Cassandra PMC has voted to add Aaron as a committer. > Thanks for helping make Cas

Re: cassandra node is not starting

What version of cassandra and what OS ? It sort of looks like it tried to delete a secondary in CF that was defined in the system KS. Turn the logging up to DEBUG and see what happens. Hope that helps. Aaron - Aaron Morton Freelance Developer @aaronmorton http

Re: wiki updates

er or worse I used the Hive wiki as guide https://cwiki.apache.org/confluence/display/Hive/Home . Creating new content takes time, first I'd like to improve what we have and make sure it is correct. Thanks ----- Aaron Morton Freelance Cassandra Developer @aaronm

wiki updates

list. Cheers --------- Aaron Morton Freelance Cassandra Developer @aaronmorton http://www.thelastpickle.com

CASSANDRA-2249 not in CHANGES.txt for 1.0

It's in NEWS should it also be in CHANGES? https://issues.apache.org/jira/browse/CASSANDRA-2449 Cheers - Aaron Morton Freelance Cassandra Developer @aaronmorton http://www.thelastpickle.com

Re: Reoganizing drivers

Asked on #asfinfra and was told the only things mirrored on git are trunk / tags / branches . git-svn it is. Cheers - Aaron Morton Freelance Cassandra Developer @aaronmorton http://www.thelastpickle.com On 20 Jun 2011, at 16:28, Jonathan Ellis wrote: > Maybe the

Re: Reoganizing drivers

20635cec24389d83b146af51fa902fcf2d21491brefs/remotes/tags/drivers dd06878fa6b143dbff1e1e338087041b1b230d48refs/tags/drivers 20635cec24389d83b146af51fa902fcf2d21491brefs/tags/drivers^{} Thanks A - Aaron Morton Freelance Cassandra Developer @aaronmorton http

Fwd: Error trying to move a node - 0.7

Will answer on the user list. - Aaron Morton Freelance Cassandra Developer @aaronmorton http://www.thelastpickle.com Begin forwarded message: > From: Ben Frank > Date: 17 June 2011 07:42:07 GMT+12:00 > To: dev@cassandra.apache.org > Subject: Error trying to move

Re: Compacting single file forever

Moving to the user list. Aaron On 20 Apr 2011, at 21:25, Shotaro Kamio wrote: > Hi, > > I found that our cluster repeats compacting a single file forever > (cassandra 0.7.5). We are wondering if compaction logic is wrong. I'd > like to have comments from you guys. > > Situation: > - After try

Re: Limitations on number of secondary indexes

Moving to user. Aaron On 20 Apr 2011, at 10:45, Jason Kolb wrote: > I apologize if this has been answered before, I've tried to do some pretty > exhaustive searching of the archives and haven't been able to see if this > question has been answered before. > > I was wondering if anyone knows if t

Fwd: batch inserts in cassandra 0.7

batch_insert was depricated in 0.6, you should have been using batch_mutate http://wiki.apache.org/cassandra/API Aaron Begin forwarded message: > From: Anurag Gujral > Date: 16 March 2011 10:04:56 GMT+13:00 > To: dev@cassandra.apache.org > Subject: batch inserts in cassandra 0.7 > Reply-To: de

Re: Data model

Will answer on the user list. Aaron On 8/03/2011, at 1:11 AM, Baskar wrote: > Does Cassandra allow nesting of column families? > > Here is the use case > - we need to store calls made by employees > - employees are associated with an account > - accounts have phone numbers > - many calls are m

rewriting cli help

I'm working on moving the cli online help into a yaml file for ease of maintenance and am now trying to merge the existing cli help with whats in cassandra.yaml and the wiki. If you have any desires for how it should look please comment on the https://issues.apache.org/jira/browse/CASSANDRA-2008Tha

6.12 release?

A guy on the user list has asked about getting a 6.12 release out that includes the fix for CASSANDRA-2081. Without it get_range_slice where CL > ONE will timeout as the message id's are reused. Jonathan has back ported the relevant parts of the second patch (which concerned get_indexed_slices) fro

Re: RE: SEVERE Data Corruption Problems

Looks like the bloom filter for the row is corrupted, does it happen for all reads or just for reads on one row ? After the upgrade to 0.7 (assuming an 0.7 nightly build) did you run anything like nodetool repair ? Have you tried asking on the #cassandra IRC room to see if their are any comitters a

Re: Gossip messages at DEBUG

thanks.AOn 10 Feb, 2011,at 08:21 AM, Brandon Williams wrote:On Tue, Feb 8, 2011 at 9:01 PM, Aaron Morton <aa...@thelastpickle.com>wrote: > I've just put the latest 0.7 build on a node and it's logging gossip > messages at DEBUG and making the logs really hard to use. Any

Gossip messages at DEBUG

I've just put the latest 0.7 build on a node and it's logging gossip messages at DEBUG and making the logs really hard to use. Anyone object to moving these to TRACE level ? e.g.here's 6 in a second for a machine doing nothing. DEBUG [GossipStage:1] 2011-02-09 15:56:04,259 MessagingService.java (li

Re: Monitoring Cluster with JMX

Can't you get the length of the list on the monitoring side of things ?aaronOn 08 Feb, 2011,at 10:25 PM, Roland Gude wrote:Hello, we are trying to monitor our cassandra cluster with Nagios JMX checks. While there are JMX attributes which expose the list of reachable/unreachable hosts, it would be

Re: How do secondary indices work

Moving to the user group.On 08 Feb, 2011,at 11:39 PM, alta...@ceid.upatras.gr wrote:Hello, I'd like some information about how secondary indices work under the hood. 1) Is data stored in some external data structure, or is it stored in an actual Cassandra table, as columns within column families?

Re: Using Cassandra-cli

There is also extensive online help in cassandra-clihelp;AaronOn 08 Feb, 2011,at 07:24 AM, Vishal Gupta wrote:Hi, there is a README.txt file in CASSANDRA_HOME which presents clear steps to use get and set command Also i guess you need to first use Keyspace and then fire set command. Regards, vis

Re: [VOTE] 0.7.1 (3 times the charm?)

I just re-opened CASSANDRA-2081 https://issues.apache.org/jira/browse/CASSANDRA-2081 there was a bug in StorageProxy.scan() that may need to be included. I listed another possible Message problem in the ticket, may pay to get someone else to give the StorageProxy a good going over. Aaron On

Looking for Cassandra work.

I've decided to leave Weta Digital so I can spend more time working on and with Cassandra. If you would like to hire me from mid March please contact me directly on aa...@thelastpickle.com I'm an Australian based in New Zealand and have skills in Python, Java, C#, Cassandra and other No Sql's ,

Re: Multi-tenancy, and authentication and authorization

Have a read about JVM heap sizing here http://wiki.apache.org/cassandra/MemtableThresholds If you let people create keyspaces with a mouse click you will soon run out of memory. I use Cassandra to provide a self service "storage service" at my organisation. All virtual databases operate in the

Re: Reducing confusion around client libraries

I agree with the importance of the Thrift API. When I starting using Cassandra I found the idiomatic API's hid the true nature of what Cassandra does. It felt like trying to learn how a RDBMS works by learning how something like (java) hibernate or (ms) LINQ works. IMHO Cassandra *is* the thrift/av

questions about SSTableExport/Import

I was trying to help this guy http://www.mail-archive.com/u...@cassandra.apache.org/msg07297.html who seemed to have troubles loading a json file. And I started taking a look at SSTableExport and SSTableImport. SSTableExport does not encode any information about the Column sub type (ExpiringCo

Re: /var/tmp in FailureDetector

To quick for me :) Aaron On 21 Oct 2010, at 17:52, Jonathan Ellis wrote: > Done in r1025822 > > On Wed, Oct 20, 2010 at 12:54 PM, Gary Dusbabek wrote: >> You're right! It looks like dead code that should be removed. >> >> Gary. >> >> On Wed

Question about ColumnFamily Id's

I was helping a guy who in the end had a mixed beta1 and beta2 cluster http://www.mail-archive.com/u...@cassandra.apache.org/msg06661.htmlI had a look around the code and have a couple of questions, just for my understanding. When ReadResponseSerialize is called to deserialize the response from a n

Re: /var/tmp in FailureDetector

gt; is an implementation of an interface method (FailureDetectorMBean), > meant to be invoked by JMX, which is why no other code calls it. > > Gary. > > On Wed, Oct 20, 2010 at 03:48, aaron morton wrote: >> I was reading through some code a

/var/tmp in FailureDetector

I was reading through some code and noticed the following in FailureDetector.dumpInterArrivealTimes() FileOutputStream fos = new FileOutputStream("/var/tmp/output-" + System.currentTimeMillis() + ".dat", true); If this is meant to be cross platform I'm happy to create a bug and chan

Re: Help on dynamic creation of CF

Moving to the User List Aaron On 13 Oct 2010, at 18:44, gagandip Singh wrote: > I am also new to the Cassandra world but I think that is not possible on 0.6 > version. This is feature is provided in 0.7 version which is in beta right > now. You can download it from Cassandra site. > > Thanks, >

system tests on osx

Anyone had trouble running the test/system/test_thrift_server.py tests on a mac book ? I was trying last night and they would sometimes work, sometimes not, without me making any changes They were failing with errors such as  connection reset, TSocket read 0 bytes errors at different times. I've be

Re: Build an index to join two CFs

I cannot tell you where in the code to make these changes. But it sounds like you want to fork cassandra and turn it into a RDBMS. It would undoubtedly be easier to just use a RDBMS. Rather than have two CF's, address and name, just have one for the person using a super CF. Pull back the entire

Re: Having Problems installing Chiton

You need to have the python thrift client and the generated cassandra thrift library in the python path. To get the thrift library I followed this guide http://wiki.apache.org/cassandra/InstallThrift There may be an easier way though. It looks like the Telephus client includes the cassandra package

Re: Cassandra and Lucene

Sorry, also moving to User list. AaronOn 26 Jul, 2010,at 12:14 PM, Aaron Morton wrote:You may need to provide a some more information. What's the cluster configuration, what version, what's in the logs etc. AaronOn 24 Jul, 2010,at 03:40 AM, Michelan Arendse wrote:Hi I have recent

Re: Cassandra and Lucene

You may need to provide a some more information. What's the cluster configuration, what version, what's in the logs etc. AaronOn 24 Jul, 2010,at 03:40 AM, Michelan Arendse wrote:Hi I have recently started working on Cassandra as I need to make a distribute Lucene index and found that Lucandra was

Re: Atomic Compare and Swap

I've been playing with something like CAS, it's not the same but it may be of interest. I write some data into Cassandra with quorum or better consistency, that allows me to assert what it should look like when read back. If the assertion holds I can then go ahead. For example, in a CF wi

Re: Secondary indexing and 0.6/0.7 integration with Datanucleus

I've not read up on the secondary indexes, but am doing some thing similar. I got some inspiration from the Lucandra project. You will probably need to make multiple calls to the cassandra for each clause of your query. The design I used had two CF's rough idea was; in the TermDocIndex the key t

Re: Hadoop package exposed through thrift

I'm not up to speed with Hadoop in Cassandra, but regular Hadoop provides a IO stream interface so it can be used with non Java languages. http://hadoop.apache.org/common/docs/r0.15.2/streaming.html That may be of help. Aaron On 9 Jun 2010, at 09:53, Jeremy Hanna wrote: > I just didn't know