i run this line
sudo -i service elasticsearch start
i got this error
Job for elasticsearch.service failed because a fatal signal was delivered to the control process.
See "systemctl status elasticsearch.service" and "journalctl -xe" for details.
when i run "systemctl status Elasticsearch.service" and "journalctl -xe"
i got these
ubuntu@ip-172-31-32-194:~$ systemctl status elasticsearch.service
● elasticsearch.service - Elasticsearch
Loaded: loaded (/lib/systemd/system/elasticsearch.service; disabled; vendor preset: enabled)
Active: failed (Result: signal) since Fri 2021-09-24 20:48:17 UTC; 5min ago
Docs: https://www.elastic.co
Process: 30397 ExecStart=/usr/share/elasticsearch/bin/systemd-entrypoint -p ${PID_DIR}/elasticsearch.pid --quiet (code=killed, signal=KILL)
Main PID: 30397 (code=killed, signal=KILL)
Sep 24 20:48:13 ip-172-31-32-194 systemd[1]: Starting Elasticsearch...
Sep 24 20:48:17 ip-172-31-32-194 systemd[1]: elasticsearch.service: Main process exited, code=killed, status=9/KILL
Sep 24 20:48:17 ip-172-31-32-194 systemd[1]: elasticsearch.service: Failed with result 'signal'.
Sep 24 20:48:17 ip-172-31-32-194 systemd[1]: Failed to start Elasticsearch.
******************************************************************************************
ubuntu@ip-172-31-32-194:~$ journalctl -xe
Sep 24 20:48:17 ip-172-31-32-194 kernel: [ 29006] 1000 29006 2757 663 61440 0 0 systemctl
Sep 24 20:48:17 ip-172-31-32-194 kernel: [ 29007] 1000 29007 1897 425 53248 0 0 pager
Sep 24 20:48:17 ip-172-31-32-194 kernel: [ 29256] 0 29256 164103 5155 229376 0 -900 snapd
Sep 24 20:48:17 ip-172-31-32-194 kernel: [ 30215] 0 30215 308356 2196 188416 0 0 amazon-ssm-agen
Sep 24 20:48:17 ip-172-31-32-194 kernel: [ 30245] 0 30245 293453 3530 217088 0 0 ssm-agent-worke
Sep 24 20:48:17 ip-172-31-32-194 kernel: [ 30293] 0 30293 3450 1039 61440 0 0 sshd
Sep 24 20:48:17 ip-172-31-32-194 kernel: [ 30373] 1000 30373 3483 670 65536 0 0 sshd
Sep 24 20:48:17 ip-172-31-32-194 kernel: [ 30374] 1000 30374 2512 903 57344 0 0 bash
Sep 24 20:48:17 ip-172-31-32-194 kernel: [ 30383] 0 30383 2792 689 57344 0 0 sudo
Sep 24 20:48:17 ip-172-31-32-194 kernel: [ 30384] 0 30384 4862 783 57344 0 0 systemd-udevd
Sep 24 20:48:17 ip-172-31-32-194 kernel: [ 30385] 0 30385 2757 586 57344 0 0 systemctl
Sep 24 20:48:17 ip-172-31-32-194 kernel: [ 30396] 0 30396 4061 833 73728 0 0 systemd-tty-ask
Sep 24 20:48:17 ip-172-31-32-194 kernel: [ 30397] 114 30397 285022 93475 913408 0 0 java
Sep 24 20:48:17 ip-172-31-32-194 kernel: [ 30398] 0 30398 4862 783 57344 0 0 systemd-udevd
Sep 24 20:48:17 ip-172-31-32-194 kernel: [ 30399] 0 30399 4862 783 57344 0 0 systemd-udevd
Sep 24 20:48:17 ip-172-31-32-194 kernel: [ 30400] 0 30400 4862 783 57344 0 0 systemd-udevd
Sep 24 20:48:17 ip-172-31-32-194 kernel: [ 30401] 0 30401 4862 783 57344 0 0 systemd-udevd
Sep 24 20:48:17 ip-172-31-32-194 kernel: [ 30402] 0 30402 4862 783 57344 0 0 systemd-udevd
Sep 24 20:48:17 ip-172-31-32-194 kernel: [ 30403] 0 30403 4862 783 57344 0 0 systemd-udevd
Sep 24 20:48:17 ip-172-31-32-194 kernel: [ 30404] 0 30404 4862 783 57344 0 0 systemd-udevd
Sep 24 20:48:17 ip-172-31-32-194 kernel: [ 30405] 0 30405 4862 783 57344 0 0 systemd-udevd
Sep 24 20:48:17 ip-172-31-32-194 kernel: [ 30406] 0 30406 4862 783 57344 0 0 systemd-udevd
Sep 24 20:48:17 ip-172-31-32-194 kernel: oom-kill:constraint=CONSTRAINT_NONE,nodemask=(null),cpuset=/,mems_allowed=0,global_oom,task_memcg=/system.slice/elasticsearch.service,task=java>Sep 24 20:48:17 ip-172-31-32-194 kernel: Out of memory: Killed process 30397 (java) total-vm:1140088kB, anon-rss:371840kB, file-rss:2060kB, shmem-rss:0kB, UID:114 pgtables:892kB oom_sc>Sep 24 20:48:17 ip-172-31-32-194 kernel: oom_reaper: reaped process 30397 (java), now anon-rss:0kB, file-rss:0kB, shmem-rss:0kB
Sep 24 20:48:17 ip-172-31-32-194 systemd[1]: elasticsearch.service: Main process exited, code=killed, status=9/KILL
-- Subject: Unit process exited
-- Defined-By: systemd
-- Support: http://www.ubuntu.com/support
--
-- An ExecStart= process belonging to unit elasticsearch.service has exited.
--
-- The process' exit code is 'killed' and its exit status is 9.
Sep 24 20:48:17 ip-172-31-32-194 sudo[30383]: pam_unix(sudo:session): session closed for user root
Sep 24 20:48:17 ip-172-31-32-194 systemd[1]: elasticsearch.service: Failed with result 'signal'.
-- Subject: Unit failed
-- Defined-By: systemd
-- Support: http://www.ubuntu.com/support
--
-- The unit elasticsearch.service has entered the 'failed' state with result 'signal'.
Sep 24 20:48:17 ip-172-31-32-194 systemd[1]: Failed to start Elasticsearch.
-- Subject: A start job for unit elasticsearch.service has failed
-- Defined-By: systemd
-- Support: http://www.ubuntu.com/support
--
-- A start job for unit elasticsearch.service has finished with a failure.
--
-- The job identifier is 4568 and the job result is failed.
how to solve it and thanks