Surprisingly high network traffic between kafka servers

2014-02-04 Thread Carl Lerche
Hello, I'm running a 0.8.0 Kafka cluster of 3 servers. The service that it is for is not in full production yet, so the data written to cluster is minimal (seems to average between 100kb/s -> 300kb/s per server). I have configured Kafka to have a 3 replicas. I am noticing that each Kafka server is

Re: Surprisingly high network traffic between kafka servers

2014-02-04 Thread Carl Lerche
educed, and see if that has some effect on the traffic. >> >> Guozhang >> >> >> On Tue, Feb 4, 2014 at 8:46 PM, Carl Lerche wrote: >> >> > Hello, >> > >> > I'm running a 0.8.0 Kafka cluster of 3 servers. The service that it is

Re: Surprisingly high network traffic between kafka servers

2014-02-05 Thread Carl Lerche
I'm not really an ops person either. I was using jnettop for this. On Wednesday, February 5, 2014, S Ahmed wrote: > Sorry I'm not a ops person, but what tools do you use to monitor traffic > between servers? > > > On Tue, Feb 4, 2014 at 11:46 PM, Carl Lerche

Re: Surprisingly high network traffic between kafka servers

2014-02-05 Thread Carl Lerche
og4j and see what requests are coming in? > > -Jay > > > On Tue, Feb 4, 2014 at 9:51 PM, Carl Lerche wrote: > >> Hi Jay, >> >> I do not believe that I have changed the replica.fetch.wait.max.ms >> setting. Here I have included the kafka config as well as a

Re: Surprisingly high network traffic between kafka servers

2014-02-06 Thread Carl Lerche
te: > >> On Wed, Feb 05, 2014 at 04:51:16PM -0800, Carl Lerche wrote: >> > So, I tried enabling debug logging, I also made some tweaks to the >> > config (which I probably shouldn't have) and craziness happened. >> > >> > First, some more context.

Re: Surprisingly high network traffic between kafka servers

2014-02-06 Thread Carl Lerche
so check if the on-disk data size/rate match the network > traffic? > > Thanks, > > Jun > > > On Thu, Feb 6, 2014 at 7:48 PM, Carl Lerche wrote: > >> So, the "good news" is that the problem came back again. The bad news >> is that I disabled debug log

Re: Surprisingly high network traffic between kafka servers

2014-02-06 Thread Carl Lerche
pected data is on the order of 500 kbits per sec. cheers. On Thu, Feb 6, 2014 at 9:06 PM, Jun Rao wrote: > Could you also check if the on-disk data size/rate match the network > traffic? > > Thanks, > > Jun > > > On Thu, Feb 6, 2014 at 7:48 PM, Carl Lerche wrote: >

Re: Surprisingly high network traffic between kafka servers

2014-02-06 Thread Carl Lerche
n Thu, Feb 6, 2014 at 11:44 PM, Carl Lerche wrote: > Re: > >> Could you also check if the on-disk data size/rate match the network >> traffic? > > While I have not explicitly checked this, I would say that the answer > is no. The network is over 1Gbps and I have setup

kafka_2.8.0-0.8.0 jar in maven repository is empty?

2014-02-07 Thread Carl Lerche
$ curl -L http://repo.maven.apache.org/maven2/org/apache/kafka/kafka_2.8.0/0.8.0/kafka_2.8.0-0.8.0.jar > kafka_2.8.0-0.8.0.jar % Total% Received % Xferd Average Speed TimeTime Time Current Dload Upload Total SpentLeft Speed 100 5189 10

Re: Surprisingly high network traffic between kafka servers

2014-02-07 Thread Carl Lerche
> Joe Stein > Founder, Principal Consultant > Big Data Open Source Security LLC > http://www.stealth.ly > Twitter: @allthingshadoop <http://www.twitter.com/allthingshadoop> > ********/ > > > On Fri, Feb 7, 2014 at 2:47 AM,

Re: Surprisingly high network traffic between kafka servers

2014-02-14 Thread Carl Lerche
Hey, thanks so much for pointing this out. I think that this is likely what is happening for us. I will attempt this fix. Cheers, Carl On Thu, Feb 13, 2014 at 8:01 PM, zhong dong wrote: > We encountered with this problem, too. > > And our problem is that we set the message.max.bytes larger than