Re: Cassandra Agent

2013-10-15 Thread Romain HARDOUIN
> Can you be more specific? I noticed you're a Stacker ;) So I mean DBaaS like OpenStack Trove. Cassandra support is in progress (targeted for Icehouse release): https://blueprints.launchpad.net/trove/+spec/cassandra-db-support

Re: DELETE does not delete :)

2013-10-15 Thread Alexander Shutyaev
Hi all, Unfortunately, we still have a problem. I've modified my code, so that it explicitly sets the consistency level to *QUORUM* for each query. However, we found out a few cases when the record is deleted on only *1 node of 3*. In this cases the *delete* query executed ok, and the *select* que

Heap almost full

2013-10-15 Thread Arindam Barua
During performance testing being run on our 4 node Cassandra 1.1.5 cluster, we are seeing warning logs about the heap being almost full - [1]. I'm trying to figure out why, and how to prevent it. The tests are being run on a Cassandra ring consisting of 4 dedicated boxes with 32 GB of RAM each

Re: Output of "nodetool ring" with virtual nodes

2013-10-15 Thread Paulo Motta
That's cool! Many thanks! :-) 2013/10/15 Jon Haddad > It's expected. I think nodetool status is meant to replace nodetool ring. > > On Oct 15, 2013, at 11:45 AM, Paulo Motta > wrote: > > Hello, > > I recently did the "Enabling virtual nodes on an existing production > cluster" procedure ( > ht

Re: Output of "nodetool ring" with virtual nodes

2013-10-15 Thread Jon Haddad
It's expected. I think nodetool status is meant to replace nodetool ring. On Oct 15, 2013, at 11:45 AM, Paulo Motta wrote: > Hello, > > I recently did the "Enabling virtual nodes on an existing production cluster" > procedure > (http://www.datastax.com/documentation/cassandra/1.2/webhelp/cas

Re: Output of "nodetool ring" with virtual nodes

2013-10-15 Thread Ike Walker
Hi Paulo, Yes, that is expected. Now that you are using virtual nodes you should use "nodetool status" to see an output similar to what you saw with "nodetool ring" before you enabled virtual nodes. -Ike Walker On Oct 15, 2013, at 11:45 AM, Paulo Motta w

Output of "nodetool ring" with virtual nodes

2013-10-15 Thread Paulo Motta
Hello, I recently did the "Enabling virtual nodes on an existing production cluster" procedure ( http://www.datastax.com/documentation/cassandra/1.2/webhelp/cassandra/configuration/configVnodesProduction_t.html), and noticed that the output of the command "nodetool ring" changes significantly when

Re: Bulk Loader in cassandra : String as row keys in cassandra

2013-10-15 Thread ashish sanadhya
Hey vivek ,thanks for your help. On Fri, Oct 11, 2013 at 4:47 PM, Vivek Mishra wrote: > Change key_validation_class to UTF8Type and > > usersWriter.newRow(ByteBufferUtil.bytes(String.valueOf(lineNumber))); > > > > On Fri, Oct 11, 2013 at 4:42 PM, ashish sanadhya > wrote: > >> Here i mean that

thrift_max_message_length_in_mb is not recognized by cassandra-cli

2013-10-15 Thread Paco Trujillo
Hi everyone I am having problems trying to query a wide row in Cassandra 1.2.4 When I tried to query the row using the Cassandra-cli, I obtain this error: Frame size (75209759) larger than max length (15728640)! org.apache.thrift.transport.TTransportException: Frame size (75209759) larger than

The performance difference of online bulk insertion and the file-based bulk loading

2013-10-15 Thread José Elias Queiroga da Costa Araújo
Hi all. We are using the Cassandra 1.2 StorageServiceMBean class (using JMX Bulk Loader) to load the DB image into the Cassandra cluster. After the DB image loading, we issued the bulk retrieval to get the data back using the Hector API’s multigetSliceQuery. Let’s call the method file-base

Re: Problems in the cassandra bulk loader

2013-10-15 Thread José Elias Queiroga da Costa Araújo
Hi Viktor, thanks for your explanation. []'s Elias. 2013/10/10 Viktor Jevdokimov > SSTableSimpleUnsortedWriter is a sstable writer, not Cassandra, so it > just writes to file what you give as it is, you need to ensure the > consistency. > > ** ** > > You