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From prat <pratkul...@gmail.com>
Subject Unable to list Kafka topics
Date Sun, 22 Nov 2020 11:42:52 GMT
I am running ansible to install Kafka on one server. (on Dev env, standalone
setup) but my playbook is getting failed for task listing of Kafka topics.
below are the logs.

*1.*
 journalctl -fu zookeeper

-- Logs begin at Thu 2020-11-19 01:05:17 IST. --
Nov 19 22:33:08 <HOSTNAME> zookeeper-server-start.sh[4448]: at
org.apache.zookeeper.server.NIOServerCnxnFactory.startup(NIOServerCnxnFactory.java:118)
Nov 19 22:33:08 <HOSTNAME> zookeeper-server-start.sh[4448]: at
org.apache.zookeeper.server.ZooKeeperServerMain.runFromConfig(ZooKeeperServerMain.java:122)
Nov 19 22:33:08 <HOSTNAME> zookeeper-server-start.sh[4448]: at
org.apache.zookeeper.server.ZooKeeperServerMain.initializeAndRun(ZooKeeperServerMain.java:89)
Nov 19 22:33:08 <HOSTNAME> zookeeper-server-start.sh[4448]: at
org.apache.zookeeper.server.ZooKeeperServerMain.main(ZooKeeperServerMain.java:55)
Nov 19 22:33:08 <HOSTNAME> zookeeper-server-start.sh[4448]: at
org.apache.zookeeper.server.quorum.QuorumPeerMain.initializeAndRun(QuorumPeerMain.java:119)
Nov 19 22:33:08 <HOSTNAME> zookeeper-server-start.sh[4448]: at
org.apache.zookeeper.server.quorum.QuorumPeerMain.main(QuorumPeerMain.java:81)
Nov 19 22:33:09 <HOSTNAME> systemd[1]: zookeeper.service: main process
exited, code=exited, status=1/FAILURE
Nov 19 22:33:09 <HOSTNAME> systemd[1]: zookeeper.service: control process
exited, code=exited status=1
Nov 19 22:33:09 <HOSTNAME> systemd[1]: Unit zookeeper.service entered failed
state.
Nov 19 22:33:09 <HOSTNAME> systemd[1]: zookeeper.service failed.

*journalctl -fu kafka.service*

-- Logs begin at Thu 2020-11-19 01:05:17 IST. --
Nov 19 22:23:30 <HOSTNAME> systemd[1]: Started kafka.service.
Nov 19 22:23:40 <HOSTNAME> systemd[1]: kafka.service: main process exited,
code=exited, status=1/FAILURE
Nov 19 22:23:40 <HOSTNAME> systemd[1]: kafka.service: control process
exited, code=exited status=1
Nov 19 22:23:40 <HOSTNAME> systemd[1]: Unit kafka.service entered failed
state.
Nov 19 22:23:40 <HOSTNAME> systemd[1]: kafka.service failed.
Nov 19 22:33:08 <HOSTNAME> systemd[1]: Started kafka.service.
Nov 19 22:33:17 <HOSTNAME> systemd[1]: kafka.service: main process exited,
code=exited, status=1/FAILURE
Nov 19 22:33:17 <HOSTNAME> systemd[1]: kafka.service: control process
exited, code=exited status=1
Nov 19 22:33:17 <HOSTNAME> systemd[1]: Unit kafka.service entered failed
state.
Nov 19 22:33:17 <HOSTNAME> systemd[1]: kafka.service failed.

*2.* 
Getting same error when run command manually which playbook is trying to
run.

/opt/kafka/kafka_2.12-2.2.2/bin/kafka-topics.sh --zookeeper <ip of
localhost>:5181 --list

*3.* 
both Kafka and zookeeper are failed and not getting started. 

systemctl status  kafka.service -l
● kafka.service
   Loaded: loaded (/etc/systemd/system/kafka.service; enabled; vendor
preset: disabled)
   Active: failed (Result: exit-code) since Thu 2020-11-19 22:33:17 IST;
5min ago
  Process: 5448
ExecStop=/opt/kafka/kafka_2.12-2.2.2/bin/kafka-server-stop.sh (code=exited,
status=1/FAILURE)
  Process: 4742 ExecStart=/bin/sh -c
/opt/kafka/kafka_2.12-2.2.2/bin/kafka-server-start.sh
/opt/kafka/kafka_2.12-2.2.2/config/server.properties >
/opt/kafka/kafka_2.12-2.2.2/kafka.log 2>&1 (code=exited, status=1/FAILURE)
 Main PID: 4742 (code=exited, status=1/FAILURE)

Nov 19 22:33:08 <HOSTNAME> systemd[1]: Started kafka.service.
Nov 19 22:33:17 <HOSTNAME> systemd[1]: kafka.service: main process exited,
code=exited, status=1/FAILURE
Nov 19 22:33:17 <HOSTNAME> systemd[1]: kafka.service: control process
exited, code=exited status=1
Nov 19 22:33:17 <HOSTNAME> systemd[1]: Unit kafka.service entered failed
state.
Nov 19 22:33:17 <HOSTNAME> systemd[1]: kafka.service failed.


 *systemctl status  zookeeper.service  -l*
● zookeeper.service
   Loaded: loaded (/etc/systemd/system/zookeeper.service; enabled; vendor
preset: disabled)
   Active: failed (Result: exit-code) since Thu 2020-11-19 22:33:09 IST;
5min ago
  Process: 5281
ExecStop=/opt/kafka/kafka_2.12-2.2.2/bin/zookeeper-server-stop.sh
(code=exited, status=1/FAILURE)
  Process: 4448
ExecStart=/opt/kafka/kafka_2.12-2.2.2/bin/zookeeper-server-start.sh
/opt/kafka/kafka_2.12-2.2.2/config/zookeeper.properties (code=exited,
status=1/FAILURE)
 Main PID: 4448 (code=exited, status=1/FAILURE)

Nov 19 22:33:08 zookeeper-server-start.sh[4448]: at
org.apache.zookeeper.server.NIOServerCnxnFactory.startup(NIOServerCnxnFactory.java:118)
Nov 19 22:33:08 zookeeper-server-start.sh[4448]: at
org.apache.zookeeper.server.ZooKeeperServerMain.runFromConfig(ZooKeeperServerMain.java:122)
Nov 19 22:33:08 zookeeper-server-start.sh[4448]: at
org.apache.zookeeper.server.ZooKeeperServerMain.initializeAndRun(ZooKeeperServerMain.java:89)
Nov 19 22:33:08 zookeeper-server-start.sh[4448]: at
org.apache.zookeeper.server.ZooKeeperServerMain.main(ZooKeeperServerMain.java:55)
Nov 19 22:33:08 zookeeper-server-start.sh[4448]: at
org.apache.zookeeper.server.quorum.QuorumPeerMain.initializeAndRun(QuorumPeerMain.java:119)
Nov 19 22:33:08 zookeeper-server-start.sh[4448]: at
org.apache.zookeeper.server.quorum.QuorumPeerMain.main(QuorumPeerMain.java:81)
Nov 19 22:33:09 systemd[1]: zookeeper.service: main process exited,
code=exited, status=1/FAILURE
Nov 19 22:33:09  systemd[1]: zookeeper.service: control process exited,
code=exited status=1
Nov 19 22:33:09  systemd[1]: Unit zookeeper.service entered failed state.
Nov 19 22:33:09  systemd[1]: zookeeper.service failed.

*4.* 
Kafka.log

[2020-11-19 22:33:09,853] INFO Registered kafka:type=kafka.Log4jController
MBean (kafka.utils.Log4jControllerRegistration$)
[2020-11-19 22:33:10,584] INFO starting (kafka.server.KafkaServer)
[2020-11-19 22:33:10,585] INFO Connecting to zookeeper on <ip of
localhost>:5181 (kafka.server.KafkaServer)
[2020-11-19 22:33:10,640] INFO [ZooKeeperClient] Initializing a new session
to <ip of localhost>:5181. (kafka.zookeeper.ZooKeeperClient)
[2020-11-19 22:33:10,646] INFO Client
environment:zookeeper.version=3.4.13-2d71af4dbe22557fda74f9a9b4309b15a7487f03,
built on 06/29/2018 00:39 GMT (org.apache.zookeeper.ZooKeeper)
[2020-11-19 22:33:10,646] INFO Client environment:host.name=<FQDN>
(org.apache.zookeeper.ZooKeeper)
[2020-11-19 22:33:10,646] INFO Client environment:java.version=1.8.0_221
(org.apache.zookeeper.ZooKeeper)
[2020-11-19 22:33:10,646] INFO Client environment:java.vendor=Oracle
Corporation (org.apache.zookeeper.ZooKeeper)
[2020-11-19 22:33:10,646] INFO Client
environment:java.home=/opt/jre1.8.0_221 (org.apache.zookeeper.ZooKeeper)
[2020-11-19 22:33:10,646] INFO Client
environment:java.class.path=/opt/kafka/kafka_2.12-2.2.2/bin/../libs/activation-1.1.1.jar:/opt/kafka/kafka_2.12-2.2.2/bin/../libs/aopalliance-repackaged-2.5.0-b42.jar:/opt/kafka/kafka_2.12-2.2.2/bin/../libs/argparse4j-0.7.0.jar:/opt/kafka/kafka_2.12-2.2.2/bin/../libs/audience-annotations-0.5.0.jar:/opt/kafka/kafka_2.12-2.2.2/bin/../libs/commons-lang3-3.8.1.jar:/opt/kafka/kafka_2.12-2.2.2/bin/../libs/connect-api-2.2.2.jar:/opt/kafka/kafka_2.12-2.2.2/bin/../libs/connect-basic-auth-extension-2.2.2.jar:/opt/kafka/kafka_2.12-2.2.2/bin/../libs/connect-file-2.2.2.jar:/opt/kafka/kafka_2.12-2.2.2/bin/../libs/connect-json-2.2.2.jar:/opt/kafka/kafka_2.12-2.2.2/bin/../libs/connect-runtime-2.2.2.jar:/opt/kafka/kafka_2.12-2.2.2/bin/../libs/connect-transforms-2.2.2.jar:/opt/kafka/kafka_2.12-2.2.2/bin/../libs/guava-20.0.jar:/opt/kafka/kafka_2.12-2.2.2/bin/../libs/hk2-api-2.5.0-b42.jar:/opt/kafka/kafka_2.12-2.2.2/bin/../libs/hk2-locator-2.5.0-b42.jar:/opt/kafka/kafka_2.12-2.2.2/bin/../libs/hk2-utils-2.5.0-b42.jar:/opt/kafka/kafka_2.12-2.2.2/bin/../libs/jackson-annotations-2.10.0.jar:/opt/kafka/kafka_2.12-2.2.2/bin/../libs/jackson-core-2.10.0.jar:/opt/kafka/kafka_2.12-2.2.2/bin/../libs/jackson-databind-2.10.0.jar:/opt/kafka/kafka_2.12-2.2.2/bin/../libs/jackson-datatype-jdk8-2.10.0.jar:/opt/kafka/kafka_2.12-2.2.2/bin/../libs/jackson-jaxrs-base-2.10.0.jar:/opt/kafka/kafka_2.12-2.2.2/bin/../libs/jackson-jaxrs-json-provider-2.10.0.jar:/opt/kafka/kafka_2.12-2.2.2/bin/../libs/jackson-module-jaxb-annotations-2.10.0.jar:/opt/kafka/kafka_2.12-2.2.2/bin/../libs/jakarta.activation-api-1.2.1.jar:/opt/kafka/kafka_2.12-2.2.2/bin/../libs/jakarta.xml.bind-api-2.3.2.jar:/opt/kafka/kafka_2.12-2.2.2/bin/../libs/javassist-3.22.0-CR2.jar:/opt/kafka/kafka_2.12-2.2.2/bin/../libs/javax.annotation-api-1.2.jar:/opt/kafka/kafka_2.12-2.2.2/bin/../libs/javax.inject-1.jar:/opt/kafka/kafka_2.12-2.2.2/bin/../libs/javax.inject-2.5.0-b42.jar:/opt/kafka/kafka_2.12-2.2.2/bin/../libs/javax.servlet-api-3.1.0.jar:/opt/kafka/kafka_2.12-2.2.2/bin/../libs/javax.ws.rs-api-2.1.1.jar:/opt/kafka/kafka_2.12-2.2.2/bin/../libs/javax.ws.rs-api-2.1.jar:/opt/kafka/kafka_2.12-2.2.2/bin/../libs/jaxb-api-2.3.0.jar:/opt/kafka/kafka_2.12-2.2.2/bin/../libs/jersey-client-2.27.jar:/opt/kafka/kafka_2.12-2.2.2/bin/../libs/jersey-common-2.27.jar:/opt/kafka/kafka_2.12-2.2.2/bin/../libs/jersey-container-servlet-2.27.jar:/opt/kafka/kafka_2.12-2.2.2/bin/../libs/jersey-container-servlet-core-2.27.jar:/opt/kafka/kafka_2.12-2.2.2/bin/../libs/jersey-hk2-2.27.jar:/opt/kafka/kafka_2.12-2.2.2/bin/../libs/jersey-media-jaxb-2.27.jar:/opt/kafka/kafka_2.12-2.2.2/bin/../libs/jersey-server-2.27.jar:/opt/kafka/kafka_2.12-2.2.2/bin/../libs/jetty-client-9.4.14.v20181114.jar:/opt/kafka/kafka_2.12-2.2.2/bin/../libs/jetty-continuation-9.4.14.v20181114.jar:/opt/kafka/kafka_2.12-2.2.2/bin/../libs/jetty-http-9.4.14.v20181114.jar:/opt/kafka/kafka_2.12-2.2.2/bin/../libs/jetty-io-9.4.14.v20181114.jar:/opt/kafka/kafka_2.12-2.2.2/bin/../libs/jetty-security-9.4.14.v20181114.jar:/opt/kafka/kafka_2.12-2.2.2/bin/../libs/jetty-server-9.4.14.v20181114.jar:/opt/kafka/kafka_2.12-2.2.2/bin/../libs/jetty-servlet-9.4.14.v20181114.jar:/opt/kafka/kafka_2.12-2.2.2/bin/../libs/jetty-servlets-9.4.14.v20181114.jar:/opt/kafka/kafka_2.12-2.2.2/bin/../libs/jetty-util-9.4.14.v20181114.jar:/opt/kafka/kafka_2.12-2.2.2/bin/../libs/jopt-simple-5.0.4.jar:/opt/kafka/kafka_2.12-2.2.2/bin/../libs/kafka_2.12-2.2.2.jar:/opt/kafka/kafka_2.12-2.2.2/bin/../libs/kafka_2.12-2.2.2-sources.jar:/opt/kafka/kafka_2.12-2.2.2/bin/../libs/kafka-clients-2.2.2.jar:/opt/kafka/kafka_2.12-2.2.2/bin/../libs/kafka-log4j-appender-2.2.2.jar:/opt/kafka/kafka_2.12-2.2.2/bin/../libs/kafka-streams-2.2.2.jar:/opt/kafka/kafka_2.12-2.2.2/bin/../libs/kafka-streams-examples-2.2.2.jar:/opt/kafka/kafka_2.12-2.2.2/bin/../libs/kafka-streams-scala_2.12-2.2.2.jar:/opt/kafka/kafka_2.12-2.2.2/bin/../libs/kafka-streams-test-utils-2.2.2.jar:/opt/kafka/kafka_2.12-2.2.2/bin/../libs/kafka-tools-2.2.2.jar:/opt/kafka/kafka_2.12-2.2.2/bin/../libs/log4j-1.2.17.jar:/opt/kafka/kafka_2.12-2.2.2/bin/../libs/lz4-java-1.5.0.jar:/opt/kafka/kafka_2.12-2.2.2/bin/../libs/maven-artifact-3.6.0.jar:/opt/kafka/kafka_2.12-2.2.2/bin/../libs/metrics-core-2.2.0.jar:/opt/kafka/kafka_2.12-2.2.2/bin/../libs/osgi-resource-locator-1.0.1.jar:/opt/kafka/kafka_2.12-2.2.2/bin/../libs/plexus-utils-3.1.0.jar:/opt/kafka/kafka_2.12-2.2.2/bin/../libs/reflections-0.9.11.jar:/opt/kafka/kafka_2.12-2.2.2/bin/../libs/rocksdbjni-5.15.10.jar:/opt/kafka/kafka_2.12-2.2.2/bin/../libs/scala-library-2.12.8.jar:/opt/kafka/kafka_2.12-2.2.2/bin/../libs/scala-logging_2.12-3.9.0.jar:/opt/kafka/kafka_2.12-2.2.2/bin/../libs/scala-reflect-2.12.8.jar:/opt/kafka/kafka_2.12-2.2.2/bin/../libs/slf4j-api-1.7.25.jar:/opt/kafka/kafka_2.12-2.2.2/bin/../libs/slf4j-log4j12-1.7.25.jar:/opt/kafka/kafka_2.12-2.2.2/bin/../libs/snappy-java-1.1.7.2.jar:/opt/kafka/kafka_2.12-2.2.2/bin/../libs/validation-api-1.1.0.Final.jar:/opt/kafka/kafka_2.12-2.2.2/bin/../libs/zkclient-0.11.jar:/opt/kafka/kafka_2.12-2.2.2/bin/../libs/zookeeper-3.4.13.jar:/opt/kafka/kafka_2.12-2.2.2/bin/../libs/zstd-jni-1.3.8-1.jar
(org.apache.zookeeper.ZooKeeper)
[2020-11-19 22:33:10,646] INFO Client
environment:java.library.path=/usr/java/packages/lib/amd64:/usr/lib64:/lib64:/lib:/usr/lib
(org.apache.zookeeper.ZooKeeper)
[2020-11-19 22:33:10,646] INFO Client environment:java.io.tmpdir=/tmp
(org.apache.zookeeper.ZooKeeper)
[2020-11-19 22:33:10,647] INFO Client environment:java.compiler=<NA>
(org.apache.zookeeper.ZooKeeper)
[2020-11-19 22:33:10,647] INFO Client environment:os.name=Linux
(org.apache.zookeeper.ZooKeeper)
[2020-11-19 22:33:10,647] INFO Client environment:os.arch=amd64
(org.apache.zookeeper.ZooKeeper)
[2020-11-19 22:33:10,647] INFO Client
environment:os.version=3.10.0-1062.el7.x86_64
(org.apache.zookeeper.ZooKeeper)
[2020-11-19 22:33:10,647] INFO Client environment:user.name=kafka
(org.apache.zookeeper.ZooKeeper)
[2020-11-19 22:33:10,647] INFO Client environment:user.home=/home/kafka
(org.apache.zookeeper.ZooKeeper)
[2020-11-19 22:33:10,647] INFO Client environment:user.dir=/
(org.apache.zookeeper.ZooKeeper)
[2020-11-19 22:33:10,648] INFO Initiating client connection,
connectString=<ip of localhost>:5181 sessionTimeout=6000
watcher=kafka.zookeeper.ZooKeeperClient$ZooKeeperClientWatcher$@3c419631
(org.apache.zookeeper.ZooKeeper)
[2020-11-19 22:33:10,667] INFO Opening socket connection to server
<FQDN>/<ip of localhost>:5181. Will not attempt to authenticate using SASL
(unknown error) (org.apache.zookeeper.ClientCnxn)
[2020-11-19 22:33:10,673] INFO Socket error occurred: <FQDN>/<ip of
localhost>:5181: Connection refused (org.apache.zookeeper.ClientCnxn)
[2020-11-19 22:33:10,676] INFO [ZooKeeperClient] Waiting until connected.
(kafka.zookeeper.ZooKeeperClient)
[2020-11-19 22:33:11,796] INFO Opening socket connection to server
<FQDN>/<ip of localhost>:5181. Will not attempt to authenticate using SASL
(unknown error) (org.apache.zookeeper.ClientCnxn)
[2020-11-19 22:33:11,797] INFO Socket error occurred: <FQDN>/<ip of
localhost>:5181: Connection refused (org.apache.zookeeper.ClientCnxn)
[2020-11-19 22:33:12,897] INFO Opening socket connection to server
<FQDN>/<ip of localhost>:5181. Will not attempt to authenticate using SASL
(unknown error) (org.apache.zookeeper.ClientCnxn)
[2020-11-19 22:33:12,898] INFO Socket error occurred: <FQDN>/<ip of
localhost>:5181: Connection refused (org.apache.zookeeper.ClientCnxn)
[2020-11-19 22:33:13,999] INFO Opening socket connection to server
<FQDN>/<ip of localhost>:5181. Will not attempt to authenticate using SASL
(unknown error) (org.apache.zookeeper.ClientCnxn)
[2020-11-19 22:33:13,999] INFO Socket error occurred: <FQDN>/<ip of
localhost>:5181: Connection refused (org.apache.zookeeper.ClientCnxn)
[2020-11-19 22:33:15,101] INFO Opening socket connection to server
<FQDN>/<ip of localhost>:5181. Will not attempt to authenticate using SASL
(unknown error) (org.apache.zookeeper.ClientCnxn)
[2020-11-19 22:33:15,101] INFO Socket error occurred: <FQDN>/<ip of
localhost>:5181: Connection refused (org.apache.zookeeper.ClientCnxn)
[2020-11-19 22:33:16,202] INFO Opening socket connection to server
<FQDN>/<ip of localhost>:5181. Will not attempt to authenticate using SASL
(unknown error) (org.apache.zookeeper.ClientCnxn)
[2020-11-19 22:33:16,202] INFO Socket error occurred: <FQDN>/<ip of
localhost>:5181: Connection refused (org.apache.zookeeper.ClientCnxn)
[2020-11-19 22:33:16,678] INFO [ZooKeeperClient] Closing.
(kafka.zookeeper.ZooKeeperClient)
[2020-11-19 22:33:17,303] INFO Opening socket connection to server
<FQDN>/<ip of localhost>:5181. Will not attempt to authenticate using SASL
(unknown error) (org.apache.zookeeper.ClientCnxn)
[2020-11-19 22:33:17,406] INFO Session: 0x0 closed
(org.apache.zookeeper.ZooKeeper)
[2020-11-19 22:33:17,407] INFO EventThread shut down for session: 0x0
(org.apache.zookeeper.ClientCnxn)
[2020-11-19 22:33:17,409] INFO [ZooKeeperClient] Closed.
(kafka.zookeeper.ZooKeeperClient)
[2020-11-19 22:33:17,412] ERROR Fatal error during KafkaServer startup.
Prepare to shutdown (kafka.server.KafkaServer)
kafka.zookeeper.ZooKeeperClientTimeoutException: Timed out waiting for
connection while in state: CONNECTING
        at
kafka.zookeeper.ZooKeeperClient.$anonfun$waitUntilConnected$3(ZooKeeperClient.scala:242)
        at
scala.runtime.java8.JFunction0$mcV$sp.apply(JFunction0$mcV$sp.java:23)
        at kafka.utils.CoreUtils$.inLock(CoreUtils.scala:251)
        at
kafka.zookeeper.ZooKeeperClient.waitUntilConnected(ZooKeeperClient.scala:238)
        at kafka.zookeeper.ZooKeeperClient.<init>(ZooKeeperClient.scala:96)
        at kafka.zk.KafkaZkClient$.apply(KafkaZkClient.scala:1825)
        at kafka.server.KafkaServer.createZkClient$1(KafkaServer.scala:361)
        at kafka.server.KafkaServer.initZkClient(KafkaServer.scala:385)
        at kafka.server.KafkaServer.startup(KafkaServer.scala:205)
        at
kafka.server.KafkaServerStartable.startup(KafkaServerStartable.scala:38)
        at kafka.Kafka$.main(Kafka.scala:75)
        at kafka.Kafka.main(Kafka.scala)
[2020-11-19 22:33:17,415] INFO shutting down (kafka.server.KafkaServer)
[2020-11-19 22:33:17,422] INFO shut down completed
(kafka.server.KafkaServer)
[2020-11-19 22:33:17,422] ERROR Exiting Kafka.
(kafka.server.KafkaServerStartable)
[2020-11-19 22:33:17,426] INFO shutting down (kafka.server.KafkaServer)

*5.* 
/var/log/message

Nov 19 18:16:07 <HOSTNAME> ansible-command: Invoked with creates=None
executable=None _uses_shell=False strip_empty_ends=True
_raw_params=/opt/kafka/kafka_
2.12-2.2.2/bin/kafka-topics.sh --zookeeper <FQDN>:5181 --list removes=None
argv=None warn=True chdir=None stdin_add_newline=True stdin=None
Nov 19 18:16:07 <HOSTNAME> ansible-command: Invoked with creates=None
executable=None _uses_shell=False strip_empty_ends=True
_raw_params=/opt/kafka/kafka_
2.12-2.2.2/bin/kafka-topics.sh --zookeeper <FQDN>:5181 --list removes=None
argv=None warn=True chdir=None stdin_add_newline=True stdin=None
Nov 19 18:16:07 <HOSTNAME> ansible-command: Invoked with creates=None
executable=None _uses_shell=False strip_empty_ends=True
_raw_params=/opt/kafka/kafka_
2.12-2.2.2/bin/kafka-topics.sh --zookeeper <FQDN>:5181 --list removes=None
argv=None warn=True chdir=None stdin_add_newline=True stdin=None
Nov 19 18:16:07 <HOSTNAME> heartbeat:
2020-11-19T18:16:07.941+0530#011INFO#011kafka/log.go:53#011client/metadata
fetching metadata for [heartbeat] from bro
ker <ip of localhost>:3997
Nov 19 18:16:07 <HOSTNAME> heartbeat:
2020-11-19T18:16:07.942+0530#011INFO#011kafka/log.go:53#011Failed to connect
to broker <ip of localhost>:3997: dial tcp
<ip of localhost>:3997: connect: connection refused
Nov 19 18:16:07 <HOSTNAME> heartbeat:
2020-11-19T18:16:07.942+0530#011INFO#011kafka/log.go:53#011client/metadata
got error from broker -1 while fetching me
tadata: dial tcp <ip of localhost>:3997: connect: connection refused
Nov 19 18:16:07 <HOSTNAME> heartbeat:
2020-11-19T18:16:07.942+0530#011INFO#011kafka/log.go:53#011kafka message:
client/metadata no available broker to send
 metadata request to
Nov 19 18:16:07 <HOSTNAME> heartbeat:
2020-11-19T18:16:07.942+0530#011INFO#011kafka/log.go:53#011client/brokers
resurrecting 1 dead seed brokers
Nov 19 18:16:07 <HOSTNAME> heartbeat:
2020-11-19T18:16:07.942+0530#011INFO#011[publisher]#011pipeline/retry.go:155#011Drop
batch
Nov 19 18:16:07 <HOSTNAME> zookeeper-server-start.sh: [2020-11-19
18:16:07,962] INFO Reading configuration from:
/opt/kafka/kafka_2.12-2.2.2/config/zookeep
er.properties (org.apache.zookeeper.server.quorum.QuorumPeerConfig)
Nov 19 18:16:08 <HOSTNAME> zookeeper-server-start.sh: [2020-11-19
18:16:08,009] INFO Resolved hostname: <FQDN> to address: <FQDN>/<ip of
localhost> (org.apache.zookeeper.server.quorum.QuorumPeer)
Nov 19 18:16:08 <HOSTNAME> zookeeper-server-start.sh: [2020-11-19
18:16:08,009] ERROR Invalid configuration, only one server specified
(ignoring) (org.apac
he.zookeeper.server.quorum.QuorumPeerConfig)
Nov 19 18:16:08 <HOSTNAME> zookeeper-server-start.sh: [2020-11-19
18:16:08,011] INFO autopurge.snapRetainCount set to 3
(org.apache.zookeeper.server.Datadi
rCleanupManager)
Nov 19 18:16:08 <HOSTNAME> zookeeper-server-start.sh: [2020-11-19
18:16:08,011] INFO autopurge.purgeInterval set to 0
(org.apache.zookeeper.server.DatadirC
leanupManager)
Nov 19 18:16:08 <HOSTNAME> zookeeper-server-start.sh: [2020-11-19
18:16:08,011] INFO Purge task is not scheduled.
(org.apache.zookeeper.server.DatadirCleanupManager)
Nov 19 18:16:08 <HOSTNAME> zookeeper-server-start.sh: [2020-11-19
18:16:08,011] WARN Either no config or no quorum defined in config, running 
in standalone mode (org.apache.zookeeper.server.quorum.QuorumPeerMain

Nov 19 18:16:08 <HOSTNAME> zookeeper-server-start.sh: [2020-11-19
18:16:08,027] INFO Reading configuration from:
/opt/kafka/kafka_2.12-2.2.2/config/zookeeper.properties
(org.apache.zookeeper.server.quorum.QuorumPeerConfig)
Nov 19 18:16:08 <HOSTNAME> zookeeper-server-start.sh: [2020-11-19
18:16:08,027] INFO Resolved hostname: <FQDN> to address: <FQDN>/<ip of
localhost> (org.apache.zookeeper.server.quorum.QuorumPeer)
Nov 19 18:16:08 <HOSTNAME> zookeeper-server-start.sh: [2020-11-19
18:16:08,027] ERROR Invalid configuration, only one server specified
(ignoring) (org.apache.zookeeper.server.quorum.QuorumPeerConfig)
Nov 19 18:16:08 <HOSTNAME> zookeeper-server-start.sh: [2020-11-19
18:16:08,027] INFO Starting server
(org.apache.zookeeper.server.ZooKeeperServerMain)
Nov 19 18:16:08 <HOSTNAME> zookeeper-server-start.sh: [2020-11-19
18:16:08,033] INFO Server
environment:zookeeper.version=3.4.13-2d71af4dbe22557fda74f9a9b4309b15a7487f03,
built on 06/29/2018 00:39 GMT (org.apache.zookeeper.server.ZooKeeperServer)
Nov 19 18:16:08 <HOSTNAME> zookeeper-server-start.sh: [2020-11-19
18:16:08,033] INFO Server environment:host.name=<FQDN>
(org.apache.zookeeper.server.ZooKeeperServer)
Nov 19 18:16:08 <HOSTNAME> zookeeper-server-start.sh: [2020-11-19
18:16:08,033] INFO Server environment:java.version=1.8.0_221
(org.apache.zookeeper.server.ZooKeeperServer)
Nov 19 18:16:08 <HOSTNAME> zookeeper-server-start.sh: [2020-11-19
18:16:08,033] INFO Server environment:java.vendor=Oracle Corporation
(org.apache.zookeeper.server.ZooKeeperServer)
Nov 19 18:16:08 <HOSTNAME> zookeeper-server-start.sh: [2020-11-19
18:16:08,033] INFO Server environment:java.home=/opt/jre1.8.0_221
(org.apache.zookeeper.server.ZooKeeperServer)
Nov 19 18:16:08 <HOSTNAME> zookeeper-server-start.sh: [2020-11-19
18:16:08,033] INFO Server
environment:java.class.path=/opt/kafka/kafka_2.12-2.2.2/bin/../libs/activation-1.1.1.jar:/opt/kafka/kafka_2.12-2.2.2/bin/../libs/aopalliance-repackaged-2.5.0-b42.jar:/opt/kafka/kafka_2.12-2.2.2/bin/../libs/argparse4j-0.7.0.jar:/opt/kafka/kafka_2.12-2.2.2/bin/../libs/audience-annotations-0.5.0.jar:/opt/kafka/kafka_2.12-2.2.2/bin/../libs/commons-lang3-3.8.1.jar:/opt/kafka/kafka_2.12-2.2.2/bin/../libs/connect-api-2.2.2.jar:/opt/kafka/kafka_2.12-2.2.2/bin/../libs/connect-basic-auth-extension-2.2.2.jar:/opt/kafka/kafka_2.12-2.2.2/bin/../libs/connect-file-2.2.2.jar:/opt/kafka/kafka_2.12-2.2.2/bin/../libs/connect-json-2.2.2.jar:/opt/kafka/kafka_2.12-2.2.2/bin/../libs/connect-runtime-2.2.2.jar:/opt/kafka/kafka_2.12-2.2.2/bin/../libs/connect-transforms-2.2.2.jar:/opt/kafka/kafka_2.12-2.2.2/bin/../libs/guava-20.0.jar:/opt/kafka/kafka_2.12-2.2.2/bin/../libs/hk2-api-2.5.0-b42.jar:/opt/kafka/kafka_2.12-2.2.2/bin/../libs/hk2-locator-2.5.0-b42.jar:/opt/kafka/kafka_2.12-2.2.2/bin/../libs/hk2-utils-2.5.0-b42.jar:/opt/kafka/kafka_2.12-2.2.2/bin/../libs/jackson-annotations-2.10.0.jar:/opt/kafka/kafka_2.12-2.2.2/bin/../libs/jackson-core-2.10.0.jar:/opt/kafka/kafka_2.12-2.2.2/bin/../libs/jackson-databind-2.10.0.jar:/opt/kafka/kafka_2.12-2.2.2/bin/../libs/jackson-datatype-jdk8-2.10.0.jar:/opt/kafka/kafka_2.12-2.2.2/bin/../libs/jackson-jaxrs-base-2.10.0.jar:/opt/kafka/kafka_2.12-2.2.2/bin/../libs/jackson-jaxrs-json-provider-2.10.0.jar:/opt/kafka/kafka_2.12-2.2.2/bin/../libs/jackson-module-jaxb-annotations-2.10.0.jar:/opt/kafka/kafka_2.12-2.2.2/bin/../libs/jakarta.activation-api-1.2.1.jar:/opt/kafka/kafka_2.12-2.2.2/bin/../libs/jakarta.xml.bind-api-2.3.2.jar:/opt/kafka/kafka_2.12-2.2.2/bin/../libs/javassist-3.22.0-CR2.jar:/opt/kafka/kafka_2.12-2.2.2/bin/../libs/javax.annotation-api-1.2.jar:/opt/kafka/kafka_2.12-2.2.2/bin/../libs/javax.inject-1.jar:/opt/kafka/kafka_2.12-2.2.2/bin/../libs/javax.inject-2.5.0-b42.jar:/opt/kafka/kafka_2.12-2.2.2/bin/../libs/javax.servlet-api-3.1.0.jar:/opt/kafka/kafka_2.12-2.2.2/bin/../libs/javax.ws.rs-api-2.1.1.jar:/opt/kafka/kafka_2.12-2.2.2/bin/../libs/javax.ws.rs-api-2.1.jar:/opt/kafka/kafka_2.12-2.2.2/bin/../libs/jaxb-api-2.3.0.jar:/opt/kafka/kafka_2.12-2.2.2/bin/../libs/jersey-client-2.27.jar:/opt/kafka/kafka_2.12-2.2.2/bin/../libs/jersey-common-2.27.jar:/opt/kafka/kafka_2.12-2.2.2/bin/../libs/jersey-container-servlet-2.27.jar:/opt/kafka/kafka_2.12-2.2.2/bin/../libs/jersey-container-servlet-core-2.27.jar:/opt/kafka/kafka_2.12-2.2.2/bin/../libs/jersey-hk2-2.27.jar:/opt/kafka/kafka_2.12-2.2.2/bin/../libs/jersey-media-jaxb-2.27.jar:/opt/kafka/kafka_2.12-2.2.2/bin/../libs/jersey-server-2.27.jar:/opt/kafka/kafka_2.12-2.2.2/bin/../libs/jetty-client-9.4.14.v20181114.jar:/opt/kafka/kafka_2.12-2.2.2/bin/../libs/jetty-continuation-9.4.14.v20181114.jar:/opt/kafka/kafka_2.12-2.2.2/bin/../libs/jetty-http-9.4.14.v20181114.jar:/opt/kafka/kafka_2.12-2.2.2/bin/../libs/jetty-io-9.4.14.v20181114.jar:/opt/kafka/kafka_2.12-2.2.2/bin/../libs/jetty-security-9.4.14.v20181114.jar:/opt/kafka/kafka_2.12-2.2.2/bin/../libs/jetty-server-9.4.14.v20181114.jar:/opt/kafka/kafka_2.12-2.2.2/bin/../libs/jetty-servlet-9.4.14.v20181114.jar:/opt/kafka/kafka_2.12-2.2.2/bin/../libs/jetty-servlets-9.4.14.v20181114.jar:/opt/kafka/kafka_2.12-2.2.2/bin/../libs/jetty-util-9.4.14.v20181114.jar:/opt/kafka/kafka_2.12-2.2.2/bin/../libs/jopt-simple-5.0.4.jar:/opt/kafka/kafka_2.12-2.2.2/bin/../libs/kafka_2.12-2.2.2.jar:/opt/kafka/kafka_2.12-2.2.2/bin/../libs/kafka_2.12-2.2.2-sources.jar:/opt/kafka/kafka_2.12-2.2.2/bin/../libs/kafka-clients-2.2.2.jar:/opt/kafka/kafka_2.12-2.2.2/bin/../libs/kafka-log4j-appender-2.2.2.jar:/opt/kafka/kafka_2.12-2.2.2/bin/../libs/kafka-streams-2.2.2.jar:/opt/kafka/kafka_2.12-2.2.2/bin/../libs/kafka-streams-examples-2.2.2.jar:/opt/kafka/kafka_2.12-2.2.2/bin/../libs/kafka-streams-scala_2.12-2.2.2.jar:/opt/kafka/kafka_2.12-2.2.2/bin/../libs/kafka-streams-test-utils-2.2.2.jar:/opt/kafka/kafka_2.12-2.2.2/bin/../libs/kafka-tools-2.2.2.jar:/opt/kafka/kafka_2.12-2.2.2/bin/../libs/log4j-1.2.17.jar:/opt/kafka/kafka_2.12-2.2.2/bin/../libs/lz4-java-1.5.0.jar:/opt/kafka/kafka_2.12-2.2.2/bin/../libs/maven-artifact-3.6.0.jar:/opt/kafka/kafka_2.12-2.2.2/bin/../libs/metrics-core-2.2.0.jar:/opt/kafka/kafka_2.12-2.2.2/bin/../libs/osgi-resource-locator-1.0.1.jar:/opt/kafka/kafka_2.12-2.2.2/bin/../libs/plexus-utils-3.1.0.jar:/opt/kafka/kafka_2.12-2.2.2/bin/../libs/reflections-0.9.11.jar:/opt/kafka/kafka_2.12-2.2.2/bin/../libs/rocksdbjni-5.15.10.jar:/opt/kafka/kafka_2.12-2.2.2/bin/../libs/scala-library-2.12.8.jar:/opt/kafka/kafka_2.12-2.2.2/bin/../libs/scala-logging_2.12-3.9.0.jar:/opt/kafka/kafka_2.12-2.2.2/bin/../libs/scala-reflect-2.12.8.jar:/opt/kafka/kafka_2.12-2.2.2/bin/../libs/slf4j-api-1.7.25.jar:/opt/kafka/kafka_2.12-2.2.2/bin/../libs/slf4j-log4j12-1.7.25.jar:/opt/kafka/kafka_2.12-2.2.2/bin/../libs/snappy-java-1.1.7.2.jar:/opt/kafka/kafka_2.12-2.2.2/bin/../libs/validation-api-1.1.0.Final.jar:/opt/kafka/kafka_2.12-2.2.2/bin/../libs/zkclient-0.11.jar:/opt/kafka/kafka_2.12-2.2.2/bin/../libs/zookeeper-3.4.13.jar:/opt/kafka/kafka_2.12-2.2.2/bin/../libs/zstd-jni-1.3.8-1.jar
(org.apache.zookeeper.server.ZooKeeperServer)
Nov 19 18:16:08 <HOSTNAME> zookeeper-server-start.sh: [2020-11-19
18:16:08,034] INFO Server
environment:java.library.path=/usr/java/packages/lib/amd64:/usr/lib64:/lib64:/lib:/usr/lib
(org.apache.zookeeper.server.ZooKeeperServer)
Nov 19 18:16:08 <HOSTNAME> zookeeper-server-start.sh: [2020-11-19
18:16:08,034] INFO Server environment:java.io.tmpdir=/tmp
(org.apache.zookeeper.server.ZooKeeperServer)
Nov 19 18:16:08 <HOSTNAME> zookeeper-server-start.sh: [2020-11-19
18:16:08,034] INFO Server environment:java.compiler=<NA>
(org.apache.zookeeper.server.ZooKeeperServer)
Nov 19 18:16:08 <HOSTNAME> zookeeper-server-start.sh: [2020-11-19
18:16:08,034] INFO Server environment:os.name=Linux
(org.apache.zookeeper.server.ZooKeeperServer)
Nov 19 18:16:08 <HOSTNAME> zookeeper-server-start.sh: [2020-11-19
18:16:08,034] INFO Server environment:os.arch=amd64
(org.apache.zookeeper.server.ZooKeeperServer)
Nov 19 18:16:08 <HOSTNAME> zookeeper-server-start.sh: [2020-11-19
18:16:08,034] INFO Server environment:os.version=3.10.0-1062.el7.x86_64
(org.apache.zookeeper.server.ZooKeeperServer)
Nov 19 18:16:08 <HOSTNAME> zookeeper-server-start.sh: [2020-11-19
18:16:08,034] INFO Server environment:user.name=kafka
(org.apache.zookeeper.server.ZooKeeperServer)
Nov 19 18:16:08 <HOSTNAME> zookeeper-server-start.sh: [2020-11-19
18:16:08,034] INFO Server environment:user.home=/home/kafka
(org.apache.zookeeper.server.ZooKeeperServer)
Nov 19 18:16:08 <HOSTNAME> zookeeper-server-start.sh: [2020-11-19
18:16:08,034] INFO Server environment:user.dir=/
(org.apache.zookeeper.server.ZooKeeperServer)
Nov 19 18:16:08 <HOSTNAME> zookeeper-server-start.sh: [2020-11-19
18:16:08,043] INFO tickTime set to 3000
(org.apache.zookeeper.server.ZooKeeperServer)
Nov 19 18:16:08 <HOSTNAME> zookeeper-server-start.sh: [2020-11-19
18:16:08,043] INFO minSessionTimeout set to -1
(org.apache.zookeeper.server.ZooKeeperServer)
Nov 19 18:16:08 <HOSTNAME> zookeeper-server-start.sh: [2020-11-19
18:16:08,044] INFO maxSessionTimeout set to -1
(org.apache.zookeeper.server.ZooKeeperServer)
Nov 19 18:16:08 <HOSTNAME> zookeeper-server-start.sh: [2020-11-19
18:16:08,049] INFO Using org.apache.zookeeper.server.NIOServerCnxnFactory as
server connection factory (org.apache.zookeeper.server.ServerCnxnFactory)
Nov 19 18:16:08 <HOSTNAME> zookeeper-server-start.sh: [2020-11-19
18:16:08,054] INFO binding to port 0.0.0.0/0.0.0.0:5181
(org.apache.zookeeper.server.NIOServerCnxnFactory)
Nov 19 18:16:08 <HOSTNAME> zookeeper-server-start.sh: [2020-11-19
18:16:08,131] ERROR Unexpected exception, exiting abnormally
(org.apache.zookeeper.server.ZooKeeperServerMain)
Nov 19 18:16:08 <HOSTNAME> zookeeper-server-start.sh: java.io.EOFException
Nov 19 18:16:08 <HOSTNAME> zookeeper-server-start.sh: at
java.io.DataInputStream.readInt(DataInputStream.java:392)
Nov 19 18:16:08 <HOSTNAME> zookeeper-server-start.sh: at
org.apache.jute.BinaryInputArchive.readInt(BinaryInputArchive.java:63)
Nov 19 18:16:08 <HOSTNAME> zookeeper-server-start.sh: at
org.apache.zookeeper.server.persistence.FileHeader.deserialize(FileHeader.java:66)
Nov 19 18:16:08 <HOSTNAME> zookeeper-server-start.sh: at
org.apache.zookeeper.server.persistence.FileTxnLog$FileTxnIterator.inStreamCreated(FileTxnLog.java:585)
Nov 19 18:16:08 <HOSTNAME> zookeeper-server-start.sh: at
org.apache.zookeeper.server.persistence.FileTxnLog$FileTxnIterator.createInputArchive(FileTxnLog.java:604)
Nov 19 18:16:08 <HOSTNAME> zookeeper-server-start.sh: at
org.apache.zookeeper.server.persistence.FileTxnLog$FileTxnIterator.goToNextLog(FileTxnLog.java:570)
Nov 19 18:16:08 <HOSTNAME> zookeeper-server-start.sh: at
org.apache.zookeeper.server.persistence.FileTxnLog$FileTxnIterator.next(FileTxnLog.java:650)
Nov 19 18:16:08 <HOSTNAME> zookeeper-server-start.sh: at
org.apache.zookeeper.server.persistence.FileTxnSnapLog.fastForwardFromEdits(FileTxnSnapLog.java:219)
Nov 19 18:16:08 <HOSTNAME> zookeeper-server-start.sh: at
org.apache.zookeeper.server.persistence.FileTxnSnapLog.restore(FileTxnSnapLog.java:176)
Nov 19 18:16:08 <HOSTNAME> zookeeper-server-start.sh: at
org.apache.zookeeper.server.ZKDatabase.loadDataBase(ZKDatabase.java:217)
Nov 19 18:16:08 <HOSTNAME> zookeeper-server-start.sh: at
org.apache.zookeeper.server.ZooKeeperServer.loadData(ZooKeeperServer.java:284)
Nov 19 18:16:08 <HOSTNAME> zookeeper-server-start.sh: at
org.apache.zookeeper.server.ZooKeeperServer.startdata(ZooKeeperServer.java:407)
Nov 19 18:16:08 <HOSTNAME> zookeeper-server-start.sh: at
org.apache.zookeeper.server.NIOServerCnxnFactory.startup(NIOServerCnxnFactory.java:118)
Nov 19 18:16:08 <HOSTNAME> zookeeper-server-start.sh: at
org.apache.zookeeper.server.ZooKeeperServerMain.runFromConfig(ZooKeeperServerMain.java:122)
Nov 19 18:16:08 <HOSTNAME> zookeeper-server-start.sh: at
org.apache.zookeeper.server.ZooKeeperServerMain.initializeAndRun(ZooKeeperServerMain.java:89)
Nov 19 18:16:08 <HOSTNAME> zookeeper-server-start.sh: at
org.apache.zookeeper.server.ZooKeeperServerMain.main(ZooKeeperServerMain.java:55)
Nov 19 18:16:08 <HOSTNAME> zookeeper-server-start.sh: at
org.apache.zookeeper.server.quorum.QuorumPeerMain.initializeAndRun(QuorumPeerMain.java:119)
Nov 19 18:16:08 <HOSTNAME> zookeeper-server-start.sh: at
org.apache.zookeeper.server.quorum.QuorumPeerMain.main(QuorumPeerMain.java:81)
Nov 19 18:16:08 <HOSTNAME> systemd: zookeeper.service: main process exited,
code=exited, status=1/FAILURE
Nov 19 18:16:08 <HOSTNAME> zookeeper-server-stop.sh: No zookeeper server to
stop
Nov 19 18:16:08 <HOSTNAME> systemd: zookeeper.service: control process
exited, code=exited status=1
Nov 19 18:16:08 <HOSTNAME> systemd: Unit zookeeper.service entered failed
state.
Nov 19 18:16:08 <HOSTNAME> systemd: zookeeper.service failed.

*6. *
/opt/kafka/kafka_2.12-2.2.2/config/server.properties

broker.id=1
advertised.listeners=PLAINTEXT://hostname of localhost:3997
listeners=PLAINTEXT://hostname of localhost:3997

delete.topic.enable=true
auto.create.topics.enable=True
offsets.topic.replication.factor=1

# The number of threads handling network requests
num.network.threads=3

# The number of threads doing disk I/O
num.io.threads=6

# The send buffer (SO_SNDBUF) used by the socket server
#socket.send.buffer.bytes=102400

# The receive buffer (SO_RCVBUF) used by the socket server
#socket.receive.buffer.bytes=102400

# The maximum size of a request that the socket server will accept
(protection against OOM)
#socket.request.max.bytes=104857600

# A comma seperated list of directories under which to store log files
log.dirs=/var/log/kafka

# The default number of log partitions per topic.
num.partitions=3

# Default Replication Factor
default.replication.factor=1

# 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=1073741824

# The interval at which log segments are checked to see if they can be
deleted according
# to the retention policies
log.retention.check.interval.ms=300000

zookeeper.connect= <ip of localhost>:5181
zookeeper.connection.timeout.ms=6000


*/opt/kafka/kafka_2.12-2.2.2/config/zookeeper.properties*

# clientPortBindAddress=localhost
clientPort=5181

dataDir=/var/data/zookeeper
dataLogDir=/var/data/logs/zookeeper
maxClientCnxns=0

# time for inital synchronization
initLimit=10
# how many ticks can pass before timeout
syncLimit=5

server.1=<hostname of localhost>:2888:3888

*7. *
zookeeper.service

[Unit]
Requires=network.target remote-fs.target
After=network.target remote-fs.target

[Service]
Type=simple
User=kafka
ExecStart=/opt/kafka/kafka_2.12-2.2.2/bin/zookeeper-server-start.sh
/opt/kafka/kafka_2.12-2.2.2/config/zookeeper.properties
ExecStop=/opt/kafka/kafka_2.12-2.2.2/bin/zookeeper-server-stop.sh
Restart=on-abnormal

[Install]
WantedBy=multi-user.target

*8.*

# telnet  <ip og localhost> 5181
Trying 10..
telnet: connect to address <ip of localhost>: Connection refused

# netstat  -tnlp |grep 5181
No output

# free -g
              total        used      free      shared   buff/cache  
available
Mem:      15           7           6          0           1                7
Swap:     3             0           3

all components of elk along with zookeeper, kafka, also tomcat are running
on this server. can issue occur due to resource crunch ?

Thanks,



--
Sent from: http://zookeeper-user.578899.n2.nabble.com/

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