apache-zookeeper Questions
2
Zookper document reads something like,
ZooKeeper also has the notion of ephemeral nodes. These znodes exists as long as the session that created the znode is active. When the session ends the zn...
Amadavat asked 20/3, 2019 at 2:12
1
Why am I asking it?
You can skip the story if you want. Still, some might be interested.
I have an embedded ZooKeeper server in Java. In the unit tests, I assign ports to the test servers dynamic...
Kass asked 1/7, 2015 at 13:59
0
i configured 3 servers in zookeeper
this is zoo.cfg
tickTime=2000
initLimit=10
syncLimit=5
dataDir=/home/Alternant/zookeeper/zk1Data
clientPort=2181
server.1=localhost:2888:3888
server.2=localhos...
Uriisa asked 31/1, 2020 at 13:39
1
Solved
Installed zookeeper 3.5.6 bin on windows. Getting error:
Unable to start AdminServer, exiting abnormally
org.apache.zookeeper.server.admin.AdminServer$AdminServerException: Problem starting AdminSe...
Liaoning asked 28/1, 2020 at 6:30
2
Solved
I've found different zookeeper definitions across multiple resources. Maybe some of them are taken out of context, but look at them pls:
A canonical example of Zookeeper usage is distributed-me...
Nofretete asked 18/5, 2016 at 8:18
1
Solved
I found few questions with similar topic but different context: I can connect to create a Topic but I can't list the topics because I got the error mentioned below (as far as I could see, people we...
Strange asked 22/1, 2020 at 22:2
0
Environment:
HDP 3.1.4 - configured and tested Hive server 2 - tested and working
Hive server 2 LLAP - tested and working Spark configured as per documentation to use Hive Warehouse Connector (HW...
Eckenrode asked 3/1, 2020 at 14:18
1
I've been trying to add a SASL Authentication to my Kafka Brokers using SASL_PLAINTEXT SCRAM-SHA-256 for a while, but without any success. I keep getting the following error on Kafka's logfile.
...
Austin asked 4/6, 2018 at 16:22
3
Solved
I'm a bit confused about where offsets are stored when using Kafka and Zookeeper. It seems like offsets in some cases are stored in Zookeeper, in other cases they are stored in Kafka.
What determ...
Overelaborate asked 14/12, 2016 at 7:46
2
Solved
I installed Apache Storm 1.0 by following this tutorial but I am not able to access to the Storm UI from the Internet. Accessing localhost:8080 gives the following error:
org.apache.storm.utils.Ni...
Displume asked 20/4, 2016 at 11:29
1
So, I am setting up Zookeeper in my local environment on docker using the official docker image. Now, what I want with this Zookeeper setup is to be able to persist the nodes and their values by mo...
Cattery asked 18/9, 2018 at 4:21
4
Solved
For a large online application, use k8s to run it. The scale maybe daily activity user 500,000.
The application inside k8s need messaging feature - Pub/Sub, there are these options:
Kafka
Rabbit...
Chandachandal asked 23/12, 2017 at 2:55
2
I am trying to understand the internal workings of Apache ZooKeeper in split brain situations. Suppose there is a cluster of 5 servers: A, B, C, D and E, where A is the leader. Now suppose the subc...
Kamenskuralski asked 27/1, 2014 at 12:16
1
Solved
I'm using apache-zookeeper-3.5.5 and I want to run zkServer but I get the below error:
When I run the zkServer failed to bind to 8080 port.
Caused by: java.io.IOException: Failed to bind to /0.0....
Smolt asked 25/6, 2019 at 6:23
2
I just came across Zookeeper and am wondering as to what's the difference between Zookeeper and an available, consistent, durable, distributed, replicated database service like AWS DynamoDB or even...
Explanatory asked 20/5, 2018 at 18:40
1
Solved
We have a kafka cluster with 4 brokers and some topics with replica factor 1 and 10 partitions.
At one moment 2 of our 4 servers with the kafka cluster - fail.
So now we have 2 brokers with the sam...
Epilate asked 2/10, 2019 at 13:12
1
Solved
I'm using AWS MSK and I want to enable ACLs but I'm unable to create a topic when ACLs are turned-on. I'm using the command-line tools for all the operations. Here's a summary of what I'm doing:
...
Maidy asked 30/9, 2019 at 18:8
3
I am new in
Apache ZooKeeper : ZooKeeper is a centralized service for maintaining configuration information, naming, providing distributed synchronization, and providing group services.
Apache M...
Normand asked 11/7, 2014 at 9:39
2
Solved
I am setting up a kafka+zookeeper cluster. Let's say I want 3 kafka brokers. I am wondering if I can setup 3 machines with kafka on them and then run the zookeeper cluster on the same nodes. So eac...
Jehias asked 24/6, 2017 at 9:52
2
I have Kafka setup on my machine and was running fine.
I then installed NetBeans and I think that messed things up. Now my zookeeper is not starting.
After netBeans installation I faced an error ...
Blissful asked 31/1, 2018 at 12:56
4
I am new to zookeeper. I have configured it on a single machine. But I came across the words "ensemble" and "quorum" in the documentation of zookeeper.
Can anyone please tell me the difference bet...
Sag asked 7/8, 2014 at 5:11
1
Solved
when i run the zookeeper from the package in the kakfa_2.12-2.3.0 i am getting the following error
$ export KAFKA_OPTS="-Djava.security.auth.login.config=/kafka/kafka_2.12-2.3.0/config/zookeeper_...
Disruption asked 29/7, 2019 at 16:34
3
How can I cleanly shut down resources used in an ApplicationContextInitializer implementation?
I've created an ApplicationContextInitializer implementation that uses the Curator project to connect...
Kelsy asked 10/9, 2012 at 11:58
1
I was working on existing Kafka but some how it stopped responding to configuration 'retention.ms'.so I installed fresh copy of Kafka 0.8.2.1 and ran it. but it keeps showing info messages like: Th...
Plagio asked 18/2, 2016 at 5:52
1
I have a 3 member kafka-cluster setup, the __consumer_offsets topic has 50 partitions.
The following is the result of describe command on:
root@kafka-cluster-0:~# kafka-topics.sh --zookeeper loca...
Leporid asked 18/12, 2018 at 10:49
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