Re: Increased CPU usage with 0.8.2-beta

2015-02-01 Thread Jaikiran Pai
Hi Mathias, Looking at that thread dump, I think the potential culprit is this one: TRACE 303545: (thread=200049) sun.nio.ch.EPollArrayWrapper.epollWait(EPollArrayWrapper.java:Unknown line) sun.nio.ch.EPollArrayWrapper.poll(EPollArrayWrapper.java:269) sun.nio.ch.EPollSelectorImpl.doSelect(EP

Re: question on the mailing list

2015-02-01 Thread Jaikiran Pai
I use a simple email client (Thunderbird) and have a filter setup so that mails to the Kafka user mailing list are moved to a specific folder. I then have "thread view" enabled so that the replies/discussion shows up in the right context. I have the same for some other mailing lists too and hav

Re: [VOTE] 0.8.2.0 Candidate 3

2015-02-01 Thread Neha Narkhede
+1 (binding). Verified quickstart and unit tests ran ok. On Sun, Feb 1, 2015 at 9:11 AM, Steven Wu wrote: > In Netflix, we have been using route53 DNS name as bootstrap servers in AWS > env. Basically, when a kafka broker start, we add it to route53 DNS name > for the cluster. this is like the V

Re: [VOTE] 0.8.2.0 Candidate 3

2015-02-01 Thread Steven Wu
In Netflix, we have been using route53 DNS name as bootstrap servers in AWS env. Basically, when a kafka broker start, we add it to route53 DNS name for the cluster. this is like the VIP that Jay suggested. But we are also moving toward to use Eureka service registry for bootstrapping. We are worr

Re: [kafka-clients] is RequestTimedOut (error code: 7) retryable in producer?

2015-02-01 Thread Evan Huus
Hi there, As far as I know, RequestTimedOut is returned exclusively when the `Timeout` value provided in a Produce Request is exceeded. The message will likely still be committed on the local broker, but it means that some replicas may not have received it yet. I'm honestly not sure what the use c

Re: [VOTE] 0.8.2.0 Candidate 3

2015-02-01 Thread Jay Kreps
You may already know this but the producer doesn't require a complete list of brokers in its config, it just requires the connection info for one active broker which it uses to discover the rest of the brokers. We allow you to specify multiple urls here for failover in cases where you aren't using

Re: [VOTE] 0.8.2.0 Candidate 3

2015-02-01 Thread Alex The Rocker
Jun: You raise a very good question: let me explain why we use Broker.getConnectionString(), so may be we'll get a supported way to answer our need. We use Broker.getConnectionString() because we deploy "Kafka services" in Amazon EC2 with the following architecture: * Three VMs dedicated to Zooke