Elasticsearch has been killed due to an hardware error:
[Fri Oct 9 06:54:30 2020] {1}[Hardware Error]: Hardware error from APEI Generic Hardware Error Source: 4 [Fri Oct 9 06:54:30 2020] {1}[Hardware Error]: It has been corrected by h/w and requires no further action [Fri Oct 9 06:54:30 2020] {1}[Hardware Error]: event severity: corrected [Fri Oct 9 06:54:30 2020] {1}[Hardware Error]: Error 0, type: corrected [Fri Oct 9 06:54:30 2020] {1}[Hardware Error]: fru_text: A8 [Fri Oct 9 06:54:30 2020] {1}[Hardware Error]: section_type: memory error [Fri Oct 9 06:54:30 2020] {1}[Hardware Error]: error_status: 0x0000000000000400 [Fri Oct 9 06:54:30 2020] {1}[Hardware Error]: physical_address: 0x0000001c789ba600 [Fri Oct 9 06:54:30 2020] {1}[Hardware Error]: node: 0 card: 1 module: 1 rank: 1 bank: 2 device: 9 row: 41350 column: 656 [Fri Oct 9 06:54:30 2020] {1}[Hardware Error]: error_type: 2, single-bit ECC [Fri Oct 9 06:54:30 2020] {1}[Hardware Error]: DIMM location: not present. DMI handle: 0x0000 [Fri Oct 9 06:54:30 2020] {2}[Hardware Error]: Hardware error from APEI Generic Hardware Error Source: 65534 [Fri Oct 9 06:54:30 2020] {2}[Hardware Error]: It has been corrected by h/w and requires no further action [Fri Oct 9 06:54:30 2020] {2}[Hardware Error]: event severity: corrected [Fri Oct 9 06:54:30 2020] {2}[Hardware Error]: Error 0, type: corrected [Fri Oct 9 06:54:30 2020] {2}[Hardware Error]: section type: unknown, 330f1140-72a5-11df-9690-0002a5d5c51b [Fri Oct 9 06:55:00 2020] MCE: Killing elasticsearch[e:3361 due to hardware memory corruption fault at 7ff100d68000
@elukey checked DELL's DRAC and didn't see any pressing error reports and restarted elasticsearch there and see if the problem occurs again but a memory test might be worth being run.