Re: CassandraStorage problem in Pig

2013-11-19 Thread Michael Spertus
It looks like the problem is that the endpoints are missing: Schema Version:b0320912-08ca-36fb-91f8-d777452a8483 TokenRange: TokenRange(start_token:2028301535693519804, end_token:2029382165996661429, endpoints:[], rpc_endpoints:[], endpoint_details:[]) TokenRange(start_token:-563062142824

Re: Cassandra 2.0.2 - Frequent Read timeouts and delays in replication on 3-node cluster in AWS VPC

2013-11-19 Thread Steven A Robenalt
It seems that with NTP properly configured, the replication is now working as expected, but there are still a lot of read timeouts. The troubleshooting continues... On Tue, Nov 19, 2013 at 8:53 AM, Steven A Robenalt wrote: > Thanks Michael, I will try that out. > > > On Tue, Nov 19, 2013 at 5:28

OpsCenter CQL support

2013-11-19 Thread Techy Teck
Does OpsCenter support CF created using CQL? If yes, then is there any specific version that we need to use for the OpsCenter? Currently we have OpsCenter in production which doesn't show the tables created using CQL..

Re: making sense of output from Eclipse Memory Analyzer tool taken from .hprof file

2013-11-19 Thread Aaron Morton
What version of cassandra are you using ? What are the JVM settings? (check with ps aux | grep cassandra) OOM in cassandra 1.2+ is rare but there is also https://issues.apache.org/jira/browse/CASSANDRA-5706 and https://issues.apache.org/jira/browse/CASSANDRA-6087 > One instance of "org.apache.

Re: Read inconsistency after backup and restore to different cluster

2013-11-19 Thread Aaron Morton
> we then take the snapshot archive generated FROM cluster-A_node1 and > copy/extract/restore TO cluster-B_node1, then we sounds correct. > Depending on what additional comments/recommendation you or another member of > the list may have (if any) based on the clarification I've made above, Al

Re: Managing vnodes cluster and configuring rpc_address with EC2MultiRegionSnitch

2013-11-19 Thread Robert Coli
On Tue, Nov 19, 2013 at 7:24 AM, Alain RODRIGUEZ wrote: > - Can we add multiple nodes at once (The previous rule was no more than > one server per range at the same time...) > Vnodes are just like a lot of nodes. So no. > - Can we decommission multiple nodes at the same time (I used to do it >

Re: sstableloader does not support client encryption on Cassandra 2.0?

2013-11-19 Thread David Laube
Thank you Tyler. I took your advice and I have opened https://issues.apache.org/jira/browse/CASSANDRA-6378 Best regards, -David Laube On Nov 19, 2013, at 9:51 AM, Tyler Hobbs wrote: > I think this is just an oversight; would you mind opening a ticket here? > https://issues.apache.org/jira/bro

support for nulls in composite lost in CQL3

2013-11-19 Thread Hiller, Dean
We have wide rows which are composite of integer.byte array where some of our columns are {empty}.byte array (ie. The first part of the composite key is empty as in 0 length string or 0 length integer(ie. NOT 0, but basically null) This has worked great when we look up all the entries with a emp

Re: sstableloader does not support client encryption on Cassandra 2.0?

2013-11-19 Thread Tyler Hobbs
I think this is just an oversight; would you mind opening a ticket here? https://issues.apache.org/jira/browse/CASSANDRA On Mon, Nov 18, 2013 at 12:37 PM, David Laube wrote: > Hi All, > > We have been testing backup/restore from one ring to another and we > recently stumbled upon an issue with

Re: Cassandra 2.0.2 - Frequent Read timeouts and delays in replication on 3-node cluster in AWS VPC

2013-11-19 Thread Steven A Robenalt
Thanks Michael, I will try that out. On Tue, Nov 19, 2013 at 5:28 AM, Laing, Michael wrote: > We had a similar problem when our nodes could not sync using ntp due to > VPC ACL settings. -ml > > > On Mon, Nov 18, 2013 at 8:49 PM, Steven A Robenalt > wrote: > >> Hi all, >> >> I am attempting to b

Cassandra and Pig - CQL maps denormalisation

2013-11-19 Thread Ondřej Černoš
Hi all, I am solving a issue with pig integration with cassandra using CqlLoader. I don't know exactly if the problem is in CqlLoader, my low understanding of Pig (I hope this is actually the case) or some bug in the combination of Pig and CqlLoader. Sorry if this turns out to be rather a Pig ques

Re: Consistency level 256

2013-11-19 Thread Ben Hood
Thanks for the heads up - I'll take a look at the driver. On Tue, Nov 19, 2013 at 9:57 AM, Sylvain Lebresne wrote: > 256 is clearly not a valid CL code. It's of course always possible that the > client sends something perfectly valid and the server interprets it badly > for some reason, but it's

Managing vnodes cluster and configuring rpc_address with EC2MultiRegionSnitch

2013-11-19 Thread Alain RODRIGUEZ
Hi We recently switched to vnodes on our production cluster. I have some operational questions about managing a vnodes cluster : - Can we add multiple nodes at once (The previous rule was no more than one server per range at the same time...) - Can we decommission multiple nodes at the same time

Wiki popularity

2013-11-19 Thread Jonathan Ellis
We've started counting visits to the wiki pages so we can use that information to prioritize which pages to improve. Here's what that looks like, for the past ~24h: 1,431 wiki.apache.org/cassandra/GettingStarted 366 wiki.apache.org/cassandra/FAQ 284 wiki.apache.org/cassandra/Operations 238

CassandraStorage problem in Pig

2013-11-19 Thread Michael Spertus
I am trying to use CassandraStorage in pig, and I am getting the error "Invalid token information returned by describe_ring: {}" whenever I try to output to Cassandra. What could I be doing wrong? Thanks, Mike

Re: Cassandra 2.0.2 - Frequent Read timeouts and delays in replication on 3-node cluster in AWS VPC

2013-11-19 Thread Laing, Michael
We had a similar problem when our nodes could not sync using ntp due to VPC ACL settings. -ml On Mon, Nov 18, 2013 at 8:49 PM, Steven A Robenalt wrote: > Hi all, > > I am attempting to bring up our new app on a 3-node cluster and am having > problems with frequent read timeouts and slow inter-no

Re: Consistency level 256

2013-11-19 Thread Sylvain Lebresne
256 is clearly not a valid CL code. It's of course always possible that the client sends something perfectly valid and the server interprets it badly for some reason, but it's a lot more likely a priori that the driver just sends something wrong. In any case, since as far as I know no-one has seen