Re: Concurrency and secondary indexes

2012-11-25 Thread aaron morton
...@thelastpickle.com] > Sent: November-22-12 8:04 PM > To: user@cassandra.apache.org > Subject: Re: Concurrency and secondary indexes > > What version are you on ? > > > but we are finding a secondary index is performing slow > Not sure what you mean here.

RE: Concurrency and secondary indexes

2012-11-23 Thread Simon Guindon
@cassandra.apache.org Subject: Re: Concurrency and secondary indexes What version are you on ? but we are finding a secondary index is performing slow Not sure what you mean here. Are secondary indexes concurrent or single threaded? Rebuilding a secondary index (via node tool) is a single threaded operation

Re: Concurrency and secondary indexes

2012-11-22 Thread aaron morton
What version are you on ? > but we are finding a secondary index is performing slow Not sure what you mean here. > Are secondary indexes concurrent or single threaded? Rebuilding a secondary index (via node tool) is a single threaded operation, but *all* indexes specified on the command lin

Concurrency and secondary indexes

2012-11-22 Thread Simon Guindon
We are importing data from one column family into a second column family via "nodetool refresh" but we are finding a secondary index is performing slow and the machine CPU is pretty much idle. We are trying to bulk load data as fast as possible. Are secondary indexes concurrent or single thread