SAP NW ABAP server info, see info at http://blog.maruskin.eu/2017/11/while-using-t-code-sm66-i-observedthat.html

ZMM_SYS_INFO.abap

REPORT ZMM_SYS_INFO.

DATA lc_cl_server_info TYPE REF TO cl_server_info.

CREATE OBJECT lc_cl_server_info TYPE cl_server_info.

CALL METHOD lc_cl_server_info->get_startup_time
  RECEIVING
    startup_time = DATA(lv_startup).
WRITE: / 'startup time: ', 30 lv_startup.
CALL METHOD lc_cl_server_info->get_release_info
  RECEIVING
    release_info = DATA(lv_info).

WRITE:
  / 'server name:', 30 lv_info->server_name,
  / 'release:', 30 lv_info->release,
  / 'compile date:', 30 lv_info->compile_date,
  / 'compile time:', 30 lv_info->compile_time,
  / 'patchlevel:', 30 lv_info->patchlevel,
  / 'patchnumber:', 30 lv_info->patchnumber,
  / 'sourceid:', 30 lv_info->sourceid,
  / 'compatibility_level:', 30 lv_info->compatibility_level,
  / 'make_variant:', 30 lv_info->make_variant,
  / 'dblib:', 30 lv_info->dblib,
  / 'supportlevel:', 30 lv_info->supportlevel.

WRITE: / 'supported OS:'.
LOOP AT lv_info->supported_os INTO DATA(ls_info_os).
  WRITE: /30 ls_info_os.
ENDLOOP.

WRITE: / 'supported ABAP:'.
LOOP AT lv_info->supported_abap INTO DATA(ls_info_abap).
  WRITE: /30 ls_info_abap.
ENDLOOP.

WRITE: / 'supported DB:'.
LOOP AT lv_info->supported_db INTO DATA(ls_info_supported_db).
  WRITE: /30 ls_info_supported_db.
ENDLOOP.

WRITE: / 'patch comment:'.
LOOP AT lv_info->patchcomment INTO DATA(ls_info_patchcomment).
  WRITE: /30 ls_info_patchcomment.
ENDLOOP.

demonstration of ABAP class cl_server_info usage