Error with elasricsearch

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

What is in the Elasticsearch logs?