here's the complete log
[2021-04-08T01:30:00,000][INFO ][o.e.x.m.MlDailyMaintenanceService] [bdi-uat-els] triggering scheduled [ML] maintenance tasks
[2021-04-08T01:30:00,006][INFO ][o.e.x.m.a.TransportDeleteExpiredDataAction] [bdi-uat-els] Deleting expired data
[2021-04-08T01:30:00,008][INFO ][o.e.x.m.j.r.UnusedStatsRemover] [bdi-uat-els] Successfully deleted [0] unused stats documents
[2021-04-08T01:30:00,008][INFO ][o.e.x.m.a.TransportDeleteExpiredDataAction] [bdi-uat-els] Completed deletion of expired ML data
[2021-04-08T01:30:00,008][INFO ][o.e.x.m.MlDailyMaintenanceService] [bdi-uat-els] Successfully completed [ML] maintenance task: triggerDeleteExpiredDataTask
[2021-04-08T08:30:00,000][INFO ][o.e.x.s.SnapshotRetentionTask] [bdi-uat-els] starting SLM retention snapshot cleanup task
[2021-04-08T08:30:00,002][INFO ][o.e.x.s.SnapshotRetentionTask] [bdi-uat-els] there are no repositories to fetch, SLM retention snapshot cleanup task complete
[2021-04-08T10:58:43,955][INFO ][o.e.n.Node ] [bdi-uat-els] stopping ...
[2021-04-08T10:58:43,962][INFO ][o.e.x.w.WatcherService ] [bdi-uat-els] stopping watch service, reason [shutdown initiated]
[2021-04-08T10:58:43,963][INFO ][o.e.x.m.p.l.CppLogMessageHandler] [bdi-uat-els] [controller/29792] [Main.cc@154] ML controller exiting
[2021-04-08T10:58:43,963][INFO ][o.e.x.m.p.NativeController] [bdi-uat-els] Native controller process has stopped - no new native processes can be started
[2021-04-08T10:58:43,963][INFO ][o.e.x.w.WatcherLifeCycleService] [bdi-uat-els] watcher has stopped and shutdown
[2021-04-08T10:58:44,337][INFO ][o.e.n.Node ] [bdi-uat-els] stopped
[2021-04-08T10:58:44,337][INFO ][o.e.n.Node ] [bdi-uat-els] closing ...
[2021-04-08T10:58:44,349][INFO ][o.e.n.Node ] [bdi-uat-els] closed
[2021-04-08T11:47:33,845][INFO ][o.e.n.Node ] [10.194.11.67] version[7.10.1], pid[6491], build[default/rpm/1c34507e66d7db1211f66f3513706fdf548736aa/2020-12-05T01:00:33.671820Z], OS[Linux/3.10.0-1127.el7.x86_64/amd64], JVM[AdoptOpenJDK/OpenJDK 64-Bit Server VM/15.0.1/15.0.1+9]
[2021-04-08T11:47:33,848][INFO ][o.e.n.Node ] [10.194.11.67] JVM home [/usr/share/elasticsearch/jdk], using bundled JDK [true]
[2021-04-08T11:47:33,848][INFO ][o.e.n.Node ] [10.194.11.67] JVM arguments [-Xshare:auto, -Des.networkaddress.cache.ttl=60, -Des.networkaddress.cache.negative.ttl=10, -XX:+AlwaysPreTouch, -Xss1m, -Djava.awt.headless=true, -Dfile.encoding=UTF-8, -Djna.nosys=true, -XX:-OmitStackTraceInFastThrow, -XX:+ShowCodeDetailsInExceptionMessages, -Dio.netty.noUnsafe=true, -Dio.netty.noKeySetOptimization=true, -Dio.netty.recycler.maxCapacityPerThread=0, -Dio.netty.allocator.numDirectArenas=0, -Dlog4j.shutdownHookEnabled=false, -Dlog4j2.disable.jmx=true, -Djava.locale.providers=SPI,COMPAT, -Xms1g, -Xmx1g, -XX:+UseG1GC, -XX:G1ReservePercent=25, -XX:InitiatingHeapOccupancyPercent=30, -Djava.io.tmpdir=/tmp/elasticsearch-539247061516994380, -XX:+HeapDumpOnOutOfMemoryError, -XX:HeapDumpPath=/var/lib/elasticsearch, -XX:ErrorFile=/var/log/elasticsearch/hs_err_pid%p.log, -Xlog:gc*,gc+age=trace,safepoint:file=/var/log/elasticsearch/gc.log:utctime,pid,tags:filecount=32,filesize=64m, -XX:MaxDirectMemorySize=536870912, -Des.path.home=/usr/share/elasticsearch, -Des.path.conf=/etc/elasticsearch, -Des.distribution.flavor=default, -Des.distribution.type=rpm, -Des.bundled_jdk=true]
[2021-04-08T11:47:35,798][INFO ][o.e.p.PluginsService ] [10.194.11.67] loaded module [aggs-matrix-stats]
[2021-04-08T11:47:35,798][INFO ][o.e.p.PluginsService ] [10.194.11.67] loaded module [analysis-common]
[2021-04-08T11:47:35,799][INFO ][o.e.p.PluginsService ] [10.194.11.67] loaded module [constant-keyword]
[2021-04-08T11:47:35,799][INFO ][o.e.p.PluginsService ] [10.194.11.67] loaded module [flattened]
[2021-04-08T11:47:35,799][INFO ][o.e.p.PluginsService ] [10.194.11.67] loaded module [frozen-indices]
[2021-04-08T11:47:35,799][INFO ][o.e.p.PluginsService ] [10.194.11.67] loaded module [ingest-common]
[2021-04-08T11:47:35,799][INFO ][o.e.p.PluginsService ] [10.194.11.67] loaded module [ingest-geoip]
[2021-04-08T11:47:35,799][INFO ][o.e.p.PluginsService ] [10.194.11.67] loaded module [ingest-user-agent]
[2021-04-08T11:47:35,800][INFO ][o.e.p.PluginsService ] [10.194.11.67] loaded module [kibana]
[2021-04-08T11:47:35,800][INFO ][o.e.p.PluginsService ] [10.194.11.67] loaded module [lang-expression]
[2021-04-08T11:47:35,800][INFO ][o.e.p.PluginsService ] [10.194.11.67] loaded module [lang-mustache]
[2021-04-08T11:47:35,800][INFO ][o.e.p.PluginsService ] [10.194.11.67] loaded module [lang-painless]
[2021-04-08T11:47:35,800][INFO ][o.e.p.PluginsService ] [10.194.11.67] loaded module [mapper-extras]
[2021-04-08T11:47:35,800][INFO ][o.e.p.PluginsService ] [10.194.11.67] loaded module [mapper-version]
[2021-04-08T11:47:35,800][INFO ][o.e.p.PluginsService ] [10.194.11.67] loaded module [parent-join]
[2021-04-08T11:47:35,800][INFO ][o.e.p.PluginsService ] [10.194.11.67] loaded module [percolator]