# ERROR: \[1\] bootstrap checks failed in Elastic Search **URL:** \ **Category:** Elasticsearch\ **Created:** [April 10, 2020, 1:25pm UTC](https://discuss.elastic.co/t/error-1-bootstrap-checks-failed-in-elastic-search/227509 "2020-04-10T13:25:33Z")\ **Posts on this page:** 6\ **Page:** 1
**Author:** ![subhamchatterjee](https://avatars.discourse-cdn.com/v4/letter/s/c5a1d2/32.png) [@subhamchatterjee](https://discuss.elastic.co/u/subhamchatterjee)\ **Post date:** [April 10, 2020, 1:25pm UTC](https://discuss.elastic.co/t/error-1-bootstrap-checks-failed-in-elastic-search/227509/1 "2020-04-10T13:25:33Z")
While running elastic search via `sudo systemctl start elasticsearch.service` getting error ```auto Job for elasticsearch.service failed because the control process exited with error code. See "systemctl status elasticsearch.service" and "journalctl -xe" for details. ``` While running `sudo systemctl status elasticsearch.service` ,it's displaying ```auto elasticsearch.service - Elasticsearch Loaded: loaded (/usr/lib/systemd/system/elasticsearch.service; enabled; vendor preset: enabled) Active: failed (Result: exit-code) since Fri 2020-04-10 18:38:40 IST; 12min ago Docs: http://www.elastic.co Process: 8148 ExecStart=/usr/share/elasticsearch/bin/elasticsearch -p ${PID_DIR}/elasticsearch.pid --quiet (code=exited, status=78) Main PID: 8148 (code=exited, status=78) Apr 10 18:38:25 subham systemd[1]: Starting Elasticsearch... Apr 10 18:38:26 subham elasticsearch[8148]: OpenJDK 64-Bit Server VM warning: Option UseConcMarkSweepGC was deprecated in version 9.0 and will li Apr 10 18:38:40 subham elasticsearch[8148]: ERROR: [1] bootstrap checks failed Apr 10 18:38:40 subham elasticsearch[8148]: [1]: the default discovery settings are unsuitable for production use; at least one of [discovery.see Apr 10 18:38:40 subham elasticsearch[8148]: ERROR: Elasticsearch did not exit normally - check the logs at /var/log/elasticsearch/elasticsearch.l Apr 10 18:38:40 subham systemd[1]: elasticsearch.service: Main process exited, code=exited, status=78/n/a Apr 10 18:38:40 subham systemd[1]: elasticsearch.service: Failed with result 'exit-code'. Apr 10 18:38:40 subham systemd[1]: Failed to start Elasticsearch. ``` Below is my elasticsearch.yml: ```auto # ---------------------------------- Cluster ----------------------------------- # # Use a descriptive name for your cluster: # #cluster.name: my-application # # ------------------------------------ Node ------------------------------------ # # Use a descriptive name for the node: # node.name: node-1 # # Add custom attributes to the node: # #node.attr.rack: r1 # # ----------------------------------- Paths ------------------------------------ # # Path to directory where to store the data (separate multiple locations by comma): # path.data: /var/lib/elasticsearch # # Path to log files: # path.logs: /var/log/elasticsearch # # ----------------------------------- Memory ----------------------------------- # # Lock the memory on startup: # #bootstrap.memory_lock: true # # Make sure that the heap size is set to about half the memory available # on the system and that the owner of the process is allowed to use this # limit. # # Elasticsearch performs poorly when the system is swapping the memory. # ``` OS Version : Ubuntu 18.04 Java Version: ```auto java version "1.8.0_212" Java(TM) SE Runtime Environment (build 1.8.0_212-b10) Java HotSpot(TM) 64-Bit Server VM (build 25.212-b10, mixed mode) ``` ---
**Author:** ![Christian\_Dahlqvist](https://sea2.discourse-cdn.com/elastic/user_avatar/discuss.elastic.co/christian_dahlqvist/32/4617_2.png) [@Christian\_Dahlqvist](https://discuss.elastic.co/u/Christian_Dahlqvist)\ **Post date:** [April 10, 2020, 1:28pm UTC](https://discuss.elastic.co/t/error-1-bootstrap-checks-failed-in-elastic-search/227509/2 "2020-04-10T13:28:47Z")
There should be information about which bootstrap check failed and how to fix this in the Elasticsearch logs. I recommend having a look there. ---
**Author:** ![subhamchatterjee](https://avatars.discourse-cdn.com/v4/letter/s/c5a1d2/32.png) [@subhamchatterjee](https://discuss.elastic.co/u/subhamchatterjee)\ **Post date:** [April 10, 2020, 1:34pm UTC](https://discuss.elastic.co/t/error-1-bootstrap-checks-failed-in-elastic-search/227509/3 "2020-04-10T13:34:57Z")
Could you please send the link here? ---
**Author:** ![dadoonet](https://sea2.discourse-cdn.com/elastic/user_avatar/discuss.elastic.co/dadoonet/32/137187_2.png) [@dadoonet](https://discuss.elastic.co/u/dadoonet)\ **Post date:** [April 10, 2020, 1:38pm UTC](https://discuss.elastic.co/t/error-1-bootstrap-checks-failed-in-elastic-search/227509/4 "2020-04-10T13:38:46Z")
Please read [https://www.elastic.co/guide/en/elasticsearch/reference/current/bootstrap-checks.html](https://www.elastic.co/guide/en/elasticsearch/reference/current/bootstrap-checks.html) ---
**Author:** ![subhamchatterjee](https://avatars.discourse-cdn.com/v4/letter/s/c5a1d2/32.png) [@subhamchatterjee](https://discuss.elastic.co/u/subhamchatterjee)\ **Post date:** [April 10, 2020, 1:47pm UTC](https://discuss.elastic.co/t/error-1-bootstrap-checks-failed-in-elastic-search/227509/5 "2020-04-10T13:47:50Z")
Thanks.The problem is solved.Just Changed `network.host: 0.0.0.0` to `network.host: 127.0.0.1` ---
**Author:** ![system](https://us1.discourse-cdn.com/elastic/original/3X/1/a/1ac57faf039f6b580b3f104ef42a2a89e41014de.png) [@system](https://discuss.elastic.co/u/system)\ **Post date:** [May 8, 2020, 1:47pm UTC](https://discuss.elastic.co/t/error-1-bootstrap-checks-failed-in-elastic-search/227509/6 "2020-05-08T13:47:50Z")
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