After deleting some data from the cluster under Solandra, we keep seeing this assertion.

2011-11-11 Thread Jacob, Arun
After removing some data from Solandra via a Solr query, we are getting DecoratedKey assertions. Our setup: latest version of Solandra (I think it supports 0.8.6, please correct if wrong) 3 solandra nodes, with replication set to 2 and sharding set to 3. No systems are currently running (ingest

invalid shard name encountered

2011-10-06 Thread Jacob, Arun
I'm seeing this in my logs: WARN [1832199239@qtp-673795938-0] 2011-10-06 16:15:46,424 CassandraIndexManager.java (line 364) invalid shard name encountered: WDPRO-NGELOG-DEV 1 WDPRO-NGELOG-DEV is the name of the index I'm creating. Is there a restriction on characters in the name?

Solandra: connection refused errors

2011-10-06 Thread Jacob, Arun
I'm seeing this error when trying to insert data into a core I've defined in Solandra INFO [pool-7-thread-319] 2011-10-06 16:21:34,328 HttpMethodDirector.java (line 445) Retrying request INFO [pool-7-thread-1070] 2011-10-06 16:21:34,328 HttpMethodDirector.java (line 445) Retrying request INFO [

Re: Solandra distributed search

2011-10-06 Thread Jacob, Arun
does the Solandra specific partitioner distribute data relatively equally across nodes? Is this influenced by the shards.at.once property? If I'm writing to 3 nodes, how would the default setting of 4 for this property affect the distribution of data across my nodes? From: Jake Luciani mailt

Re: Cassandra Node Requirements

2011-08-24 Thread Jacob, Arun
dra.apache.org>" mailto:user@cassandra.apache.org>> Date: Wed, 24 Aug 2011 14:54:56 -0700 To: "user@cassandra.apache.org<mailto:user@cassandra.apache.org>" mailto:user@cassandra.apache.org>> Subject: Re: Cassandra Node Requirements On Wed, Aug 24, 2011 at 2:54 PM,

Cassandra Node Requirements

2011-08-24 Thread Jacob, Arun
I'm trying to determine a node configuration for Cassandra. From what I've been able to determine from reading around: 1. we need to cap data size at 50% of total node storage capacity for compaction 2. with RF=3, that means that I need to effectively assume that I have 1/6th of total stor

question on capacity planning

2011-06-29 Thread Jacob, Arun
if I'm planning to store 20TB of new data per week, and expire all data every 2 weeks, with a replication factor of 3, do I only need approximately 120 TB of disk? I'm going to use ttl in my column values to automatically expire data. Or would I need more capacity to handle sstable merges? Given