Questions tagged [apache-zookeeper]
Apache ZooKeeper is a distributed service that provides configuration information storage, naming, synchronization, coordination, and group services.
apache-zookeeper
3,715
questions
0
votes
0
answers
92
views
Encountering 'This ZooKeeper instance is not currently serving requests' while starting zookeeper ensemble
I'm encountering an issue while setting up a 3-node ZooKeeper ensemble (apache zookeeper). When attempting to start ZooKeeper on one of the nodes and issuing the mntr 4-letter command, I'm receiving ...
- 1
0
votes
0
answers
15
views
Changing kafka zookeeper.connect by adding chroot
Before we haven't set up a chroot for zookeeper, all kafka config are in root folder. So we want to add chroot for the original zookeeper.connect config, then restart the cluster.
I'm wondering what ...
- 87
0
votes
2
answers
101
views
Suppress Log4j Output from org.apache.zookeeper.ZooKeeper
I am building a test driver that will utilize org.apache.zookeeper.ZooKeeper. The library is dumping noisy output to the console that I would like to control or suppress.
I have attempted to create a ...
- 3,868
0
votes
0
answers
18
views
Using Kazoo to interact with a ZK cluster
I'm using a ZooKeeper cluster including 5 hosts. To interact with this cluster I will try to code some sort of a proxy using kazoo.
My question is that should i run these proxys on each host in the ...
- 37
0
votes
1
answer
62
views
Zookeeper timeout when upgrade flink 1.14 to 1.18
Im upgrading flink from 1.14 to 1.18
I have flink HA zookeper in flink-conf.yaml
flink-conf.yaml
high-availability.type: zookeeper
high-availability.storageDir: file:///opt/flink/state_dir/ha/
high-...
0
votes
1
answer
81
views
Docker-compose Kafka: no brokers available
Running Kafka, zookeeper, and client/producers on local docker. Getting error no brokers on Kafka and services. The waiting for a node assignment. Call: createTopics in the error below makes me wonder ...
0
votes
0
answers
15
views
Why I'm getting this error when implementing SSL security in zookeeper(kafka) and connecting using zookeeper-shell.sh - PKIX path building failed? [duplicate]
I'm implementing ssl(mtls) security in apache kafka-3.3.1. As I need to secure the zk first I secured it using SSL. It's running successfully on port 2182 but when I try to run zookeeper-shell.sh it ...
0
votes
0
answers
71
views
Keeper Clickhouse Replication DDL on cluster, but no replication data, error "Table was in readonly mode"
In the test, the Keeper process replicates the DDL in the cluster, but a table of type ReplicatedMergeTree, it creates it in all the nodes, but when I insert information into the table, the data only ...
0
votes
0
answers
9
views
zkcli upconfig by using java service
I can update the config in Zookeeper connecting to Solr but I do it by using zkcli and upconfig command
I need to do it by java API is there any way to implement by getting connection and do it using ...
0
votes
0
answers
29
views
HBase Zookeeper Connection Error Docker Standalone 2.3.x and 2.4.x
I'm trying to run a specific version of HBase (2.4.6) in standalone mode in Docker. However I'm getting Zookeeper connection issues on every HBase version from 2.3.x onwards. I can successfully get a ...
- 323
0
votes
1
answer
106
views
can't to start clickhouse service after restart
I was working with ckickhouse and running query but my clickhouse hanged!.
I restarted the server but the clickhouse service is not running and produces the following log.
2024.03.10 16:15:23.798502 [ ...
0
votes
0
answers
13
views
The system cannot find the path specified. Unable to start Zookeeper
I installed Kafka in my C directory and then
cd bin\windows.
zookeeper-server-start.bat ..\..\config\zookeeper.properties
Error is "The system cannot find the path specified." I tried ...
- 13
2
votes
0
answers
94
views
Zookeeper integration with .Net c# getting error while fetching node
I am new to Zookeeper, I am working on a project in .Net c# console application and pass credentials So i made below changes for passing credentials. and it shows status as connected but just after ...
2
votes
1
answer
231
views
log4j properties doesn't apply after upgrading zookeeper from 3.6.3 to 3.9.1
In my Java project I have log4j2.xml file under recources which defines the logs format and logs level for each service of camel, kafka, zookeeper, springframework. I set a timestamp before each log ...
- 538
0
votes
0
answers
70
views
kafka controllers + root cause of re-elect in worse case scenario
We have the Kafka controller logs from a 3-node Kafka cluster version 0.10 , which got into a bad state after ZK expired:
[2024-01-09 18:33:42,897] INFO [SessionExpirationListener on 2], ZK expired;
...
- 1,817