Ailed to start Elasticsearch. (code=killed, signal=KILL)

Elastic Stack Elasticsearch
4

I only have the following files in the folder

/var/log/elasticsearch# ls
gc.log  gc.log.00  gc.log.01  gc.log.02  gc.log.03  gc.log.04  gc.log.05  gc.log.06  gc.log.07  gc.log.08

gc.log

[2021-07-15T20:57:19.719+0000][111][gc] Using G1

gc.log.00

[2021-07-15T17:00:18.963+0000][51322][gc] Using G1
[2021-07-15T17:00:18.986+0000][51322][gc,init] Version: 16+36 (release)
[2021-07-15T17:00:18.986+0000][51322][gc,init] CPUs: 12 total, 6 available
[2021-07-15T17:00:18.986+0000][51322][gc,init] Memory: 64305M
[2021-07-15T17:00:18.986+0000][51322][gc,init] Large Page Support: Disabled
[2021-07-15T17:00:18.986+0000][51322][gc,init] NUMA Support: Disabled
[2021-07-15T17:00:18.986+0000][51322][gc,init] Compressed Oops: Enabled (Non-zero disjoint base)
[2021-07-15T17:00:18.986+0000][51322][gc,init] Heap Region Size: 16M
[2021-07-15T17:00:18.986+0000][51322][gc,init] Heap Min Capacity: 31G
[2021-07-15T17:00:18.986+0000][51322][gc,init] Heap Initial Capacity: 31G
[2021-07-15T17:00:18.986+0000][51322][gc,init] Heap Max Capacity: 31G
[2021-07-15T17:00:18.986+0000][51322][gc,init] Pre-touch: Disabled
[2021-07-15T17:00:18.986+0000][51322][gc,init] Parallel Workers: 6
[2021-07-15T17:00:18.986+0000][51322][gc,init] Concurrent Workers: 2
[2021-07-15T17:00:18.986+0000][51322][gc,init] Concurrent Refinement Workers: 6
[2021-07-15T17:00:18.986+0000][51322][gc,init] Periodic GC: Disabled
[2021-07-15T17:00:18.986+0000][51322][gc,metaspace] CDS disabled.
[2021-07-15T17:00:18.986+0000][51322][gc,metaspace] Compressed class space mapped at: 0x00000017c1000000-0x0000001801000000, reserved size: 1073741824
[2021-07-15T17:00:18.986+0000][51322][gc,metaspace] Narrow klass base: 0x00000017c1000000, Narrow klass shift: 0, Narrow klass range: 0x40000000
[2021-07-15T17:00:19.025+0000][51322][gc,heap,exit] Heap
[2021-07-15T17:00:19.025+0000][51322][gc,heap,exit]  garbage-first heap   total 32505856K, used 24578K [0x0000001001000000, 0x00000017c1000000)
[2021-07-15T17:00:19.025+0000][51322][gc,heap,exit]   region size 16384K, 2 young (32768K), 0 survivors (0K)
[2021-07-15T17:00:19.025+0000][51322][gc,heap,exit]  Metaspace       used 3561K, committed 3648K, reserved 1056768K
[2021-07-15T17:00:19.025+0000][51322][gc,heap,exit]   class space    used 282K, committed 320K, reserved 1048576K

this repeats