Streams StateStore topic name/reuse

2017-07-20 Thread Vincent Bernardi
ng it {StreamsAppID}-{StateStoreName}-changelog is a good name. Is there any way I can choose the topic name that Streams is going to use for a given StateStore? Thanks in advance, Vincent Bernardi

Disk-size aware partitioning

2018-10-09 Thread Vincent Bernardi
I can partition by hand, but it would be much easier if I could just declare a max disk space to the partitioner one way or the other. Thanks in advance, Vincent Bernardi

Kafka Streams RocksDB permanent StateStoreSupplier seemingly never deletes data

2017-05-16 Thread Vincent Bernardi
Hi, I'm running an experimental Kafka Stream Processor which accumulates lots of data in a StateStoreSupplier during transform() and forwards lots of data during punctuate (and deletes it form the StateStoreSupplier). I'm currently using a persistent StateStore, meaning that Kafka Streams provides

Re: Kafka Streams RocksDB permanent StateStoreSupplier seemingly never deletes data

2017-05-16 Thread Vincent Bernardi
I forgot to add that I'm using Kafka and Kafka-streams 10.1.1. V. On 2017-05-16 15:58 (+0200), Vincent Bernardi wrote: > Hi, > I'm running an experimental Kafka Stream Processor which accumulates lots > of data in a StateStoreSupplier during transform() and forwards lo

Re: Kafka Streams RocksDB permanent StateStoreSupplier seemingly never deletes data

2017-05-16 Thread Vincent Bernardi
cs.confluent.io/current/streams/developer- > guide.html#streams-developer-guide-rocksdb-config>) by calling > "options.setIncreaseParallelism(/* > number of threads for compaction, e.g., 5 */)" > > Eno > > > On 16 May 2017, at 14:58, Vincent Bernardi >

Re: Kafka Streams RocksDB permanent StateStoreSupplier seemingly never deletes data

2017-05-16 Thread Vincent Bernardi
Just tried setting compaction threads to 5, but I have the exact same problem: the rocksdb files get bigger and bigger, while my application never stores more than 200k K/V pairs. V. On Tue, May 16, 2017 at 5:22 PM, Vincent Bernardi wrote: > Hi Eno, > Thanks for your answer. I tried sen

Re: Kafka Streams RocksDB permanent StateStoreSupplier seemingly never deletes data

2017-05-16 Thread Vincent Bernardi
> > On 16 May 2017, at 16:43, Vincent Bernardi > wrote: > > > > Just tried setting compaction threads to 5, but I have the exact same > > problem: the rocksdb files get bigger and bigger, while my application > > never stores more than 200k K/V pairs. > >

Re: Kafka Streams RocksDB permanent StateStoreSupplier seemingly never deletes data

2017-05-17 Thread Vincent Bernardi
amount of data I store in it (~1GB). V. On Tue, May 16, 2017 at 10:13 PM, Eno Thereska wrote: > 0.10.2.1 is compatible with Kafka 0.10.1. > > Eno > > On 16 May 2017, at 20:45, Vincent Bernardi > wrote: > > > > The LOG files stay small. The SST files are growing but no

Re: Kafka Streams RocksDB permanent StateStoreSupplier seemingly never deletes data

2017-05-18 Thread Vincent Bernardi
here you write to the state store and > then delete. I'm wondering if you have iterators in your code that need to > be closed(). > > Eno > > On 16 May 2017, at 16:22, Vincent Bernardi > wrote: > > > > Hi Eno, > > Thanks for your answer. I tried sending a