RE: Producer throughput with varying acks=0,1,-1

2018-11-18 Thread Srinivas, Kaushik (Nokia - IN/Bangalore)
But if sends are not done in blocking way (with .get()) how does acks matter ? -Original Message- From: Matthias J. Sax Sent: Saturday, November 17, 2018 12:15 AM To: users@kafka.apache.org Subject: Re: Producer throughput with varying acks=0,1,-1 I you enable acks, it's not fire and

Re: Stream Metrics - Memory Analysis

2018-11-18 Thread Guozhang Wang
Hello Patrik, Could you file a JIRA for your findings? Also what Kafka versions are you using (could you add that to the ticket as well)? Could you provide some more elaborations on what you did the JVM analysis, so that I can try to re-produce the observations. Guozhang On Thu, Oct 25, 2018

Re: Converting a Stream to a Table - groupBy/reduce vs. stream.to/builder.table

2018-11-18 Thread Guozhang Wang
Hi Patrik, Thanks for explaining your use case to us. While we can still discuss how KStream should interpret null-values in aggregations, one workaround atm: if you deduplication logic can be written as a transformValues operation, you can do the following:

Re: Offsets/Lags for global state stores not shown

2018-11-18 Thread Patrik Kleindl
Thanks for the reply. It would be interesting who else is using IQ with or without GlobalKTables and what problems and solutions they have come up with. Best regards Patrik > Am 18.11.2018 um 20:21 schrieb Matthias J. Sax : > > Because each instance needs to consume all data, it's limited by

Re: Offsets/Lags for global state stores not shown

2018-11-18 Thread Matthias J. Sax
Because each instance needs to consume all data, it's limited by what a single instance can consume -- a hard bound is the network. Note, network is shared, so don't take the maximum network speed into account. Also, it's not the number of unique messaged, but the number of updates that is

Re: [VOTE] 2.1.0 RC1

2018-11-18 Thread Satish Duggana
+1 (non-binding) - Ran testAll/releaseTarGzAll on 2.1.0 successfully without any failures. - Ran through quickstart of core/streams on builds generated from tag - Ran few internal apps targeting to topics on 3 node cluster. Thanks, Satish. On Sun, Nov 18, 2018 at 4:58 AM Jakub Scholz wrote: > >