> At first many CF are being created in parallel (about 1000 CF). > > Can you explain this in a bit more detail ? By in parallel do you mean multiple threads creating CF's at the same time ?
I would also recommend taking a second look at your data model, you probably do not want to create so many CF's. > During tests we're receiving some exceptions from driver, e.g.: > > The CF you are trying to read / write from does not exist. Check if the table exists using cqlsh / cassandra-cli. Check your code to make sure it was created. Cheers ----------------- Aaron Morton Freelance Cassandra Consultant New Zealand @aaronmorton http://www.thelastpickle.com On 26/04/2013, at 10:49 PM, Sasha Yanushkevich <yanus...@gmail.com> wrote: > Hi All > > We are testing Cassandra 1.2.3 (3 nodes with RF:2) with FluentCassandra > driver. At first many CF are being created in parallel (about 1000 CF). After > creation is done follows many insertions of little amount of data into the > DB. During tests we're receiving some exceptions from driver, e.g.: > > FluentCassandra.Operations.CassandraOperationException: unconfigured > columnfamily table_78_9 > and > FluentCassandra.Operations.CassandraOperationException: Connection to > Cassandra has timed out > > Though in Cassandra's logs there are no exceptions. > > What should we do to handle these exceptions? > > -- > Best regards, > Alexander