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From Ben Davison <ben.davi...@7digital.com>
Subject Re: failed with LeaderNotAvailableError -
Date Thu, 17 Dec 2015 12:58:10 GMT
I probably should of mentioned that this was using Amazon ECS.

On Thu, Dec 17, 2015 at 12:18 PM, Marko Bonaći <marko.bonaci@sematext.com>
wrote:

> It doesn't have to be FQDN.
>
> Here's how I run Kafka in a container:
> docker run --name st-kafka -p 2181:2181 -p 9092:9092 -e
> ADVERTISED_HOST=`docker-machine ip dev-st` -e ADVERTISED_PORT=9092 -d
> spotify/kafka
>
> And then you have access to Kafka on the docker host VM from any other
> machine.
> BTW I use Spotify's image since it contains both ZK and Kafka, but I think
> the latest version they built is 0.8.2.1, so you might have to build the
> new image yourself if you need 0.9, but that's trivial to do.
>
> Marko Bonaći
> Monitoring | Alerting | Anomaly Detection | Centralized Log Management
> Solr & Elasticsearch Support
> Sematext <http://sematext.com/> | Contact
> <http://sematext.com/about/contact.html>
>
> On Thu, Dec 17, 2015 at 11:33 AM, Ben Davison <ben.davison@7digital.com>
> wrote:
>
> > Hi David,
> >
> > Are you running in docker? Are you trying to connect from to a remote
> box?
> > We found we could connect locally but couldn't connect from another
> remote
> > host.
> >
> > (I've just started using kafka also)
> >
> > We had the same issue and found out: host.name=<%=@ipaddress%> needed to
> > be
> > the FQDN of the box.
> >
> > Thanks,
> >
> > Ben
> >
> > On Thu, Dec 17, 2015 at 5:40 AM, David Montgomery <
> > davidmontgomery@gmail.com
> > > wrote:
> >
> > > Hi,
> > >
> > > I am very concerned about using kafka in production given the below
> > > errors:
> > >
> > > Now issues with myt zookeeper.  Other services use ZK.  Only kafka
> fails.
> > > I have 2 kafka servers using 8.x.  How do I resolve?  I tried
> restarting
> > > services for kafka.  Below is my kafka server.properties file
> > >
> > > 'Traceback (most recent call last):
> > >   File
> > >
> > >
> >
> "/usr/local/lib/python2.7/dist-packages/gevent-1.1b6-py2.7-linux-x86_64.egg/gevent/greenlet.py",
> > > line 523, in run
> > >     result = self._run(*self.args, **self.kwargs)
> > >   File "/var/feed-server/ad-server/pixel-server.py", line 145, in
> > > send_kafka_message
> > >     res = producer.send_messages(topic, message)
> > >   File "build/bdist.linux-x86_64/egg/kafka/producer/simple.py", line
> 52,
> > in
> > > send_messages
> > >     partition = self._next_partition(topic)
> > >   File "build/bdist.linux-x86_64/egg/kafka/producer/simple.py", line
> 36,
> > in
> > > _next_partition
> > >     self.client.load_metadata_for_topics(topic)
> > >   File "build/bdist.linux-x86_64/egg/kafka/client.py", line 383, in
> > > load_metadata_for_topics
> > >     kafka.common.check_error(topic_metadata)
> > >   File "build/bdist.linux-x86_64/egg/kafka/common.py", line 233, in
> > > check_error
> > >     raise error_class(response)
> > > LeaderNotAvailableError: TopicMetadata(topic='topic-test-production',
> > > error=5, partitions=[])
> > > <Greenlet at 0x7f7acd1654b0:
> send_kafka_message('topic-test-production',
> > > '{"adfadfadf)> failed with LeaderNotAvailableError
> > >
> > >
> > >
> > >
> > >
> > >
> > >
> > >
> > > # limitations under the License.
> > > # see kafka.server.KafkaConfig for additional details and defaults
> > >
> > > ############################# Server Basics
> #############################
> > >
> > > # The id of the broker. This must be set to a unique integer for each
> > > broker.
> > > broker.id=<%=@broker_id%>
> > > advertised.host.name=<%=@ipaddress%>
> > > advertised.port=9092
> > > ############################# Socket Server Settings
> > > #############################
> > >
> > > # The port the socket server listens on
> > > port=9092
> > >
> > > # Hostname the broker will bind to and advertise to producers and
> > > consumers.
> > > # If not set, the server will bind to all interfaces and advertise the
> > > value returned from
> > > # from java.net.InetAddress.getCanonicalHostName().
> > > host.name=<%=@ipaddress%>
> > >
> > > # The number of threads handling network requests
> > > num.network.threads=2
> > >
> > > # The number of threads doing disk I/O
> > > num.io.threads=2
> > >
> > > # The send buffer (SO_SNDBUF) used by the socket server
> > > socket.send.buffer.bytes=1048576
> > >
> > > # The receive buffer (SO_RCVBUF) used by the socket server
> > > socket.receive.buffer.bytes=1048576
> > >
> > > # The maximum size of a request that the socket server will accept
> > > (protection against OOM)
> > > socket.request.max.bytes=104857600
> > >
> > >
> > > ############################# Log Basics #############################
> > >
> > > # A comma seperated list of directories under which to store log files
> > > log.dirs=/tmp/kafka-logs
> > >
> > > # The number of logical partitions per topic per server. More
> partitions
> > > allow greater parallelism
> > > # for consumption, but also mean more files.
> > > num.partitions=2
> > >
> > > ############################# Log Flush Policy
> > > #############################
> > >
> > > # The following configurations control the flush of data to disk. This
> is
> > > among the most
> > > # important performance knob in kafka.
> > > # There are a few important trade-offs here:
> > > #    1. Durability: Unflushed data may be lost if you are not using
> > > replication.
> > > #    2. Latency: Very large flush intervals may lead to latency spikes
> > when
> > > the flush does occur as there will be a lot of data to flush.
> > > #    3. Throughput: The flush is generally the most expensive
> operation,
> > > and a small flush interval may lead to exceessive seeks.
> > > # The settings below allow one to configure the flush policy to flush
> > data
> > > after a period of time or
> > > # every N messages (or both). This can be done globally and overridden
> > on a
> > > per-topic basis.
> > >
> > > # The number of messages to accept before forcing a flush of data to
> disk
> > > log.flush.interval.messages=10000
> > >
> > > # The maximum amount of time a message can sit in a log before we
> force a
> > > flush
> > > log.flush.interval.ms=1000
> > >
> > > # Per-topic overrides for log.flush.interval.ms
> > > #log.flush.intervals.ms.per.topic=topic1:1000, topic2:3000
> > >
> > > ############################# Log Retention Policy
> > > #############################
> > >
> > > # The following configurations control the disposal of log segments.
> The
> > > policy can
> > > # be set to delete segments after a period of time, or after a given
> size
> > > has accumulated.
> > > # A segment will be deleted whenever *either* of these criteria are
> met.
> > > Deletion always happens
> > > # from the end of the log.
> > >
> > > # The minimum age of a log file to be eligible for deletion
> > > log.retention.hours=168
> > >
> > > # A size-based retention policy for logs. Segments are pruned from the
> > log
> > > as long as the remaining
> > > # segments don't drop below log.retention.bytes.
> > > #log.retention.bytes=1073741824
> > >
> > > # The maximum size of a log segment file. When this size is reached a
> new
> > > log segment will be created.
> > > log.segment.bytes=536870912
> > >
> > > # The interval at which log segments are checked to see if they can be
> > > deleted according
> > > # to the retention policies
> > > log.cleanup.interval.mins=1
> > >
> > > ############################# Zookeeper #############################
> > >
> > > # Zookeeper connection string (see zookeeper docs for details).
> > > # This is a comma separated host:port pairs, each corresponding to a zk
> > > # server. e.g. "127.0.0.1:3000,127.0.0.1:3001,127.0.0.1:3002".
> > > # You can also append an optional chroot string to the urls to specify
> > the
> > > # root directory for all kafka znodes.
> > > #zookeeper.connect=localhost:2181
> > > zookeeper.connect=<%=@zookeeper%>
> > >
> > >
> > > # Timeout in ms for connecting to zookeeper
> > > zookeeper.connection.timeout.ms=1000000
> > >
> > > num.replica.fetchers=4
> > > default.replication.factor=2
> > > delete.topic.enable=true
> > > unclean.leader.election.enable=true
> > >
> >
> > --
> >
> >
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> >
>

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