Hi there,
we've setup a server which was working fine for a while. all of a sudden it we couldnt login, indicating the memory was low, after increasing it we realized that it isnt sending logs.
logstash service status
Loaded: loaded (/etc/init.d/logstash; generated)
Active: active (running) since Mon 2023-01-23 01:35:09 SAST; 1 day 3h ago
Docs: man:systemd-sysv-generator(8)
Tasks: 88 (limit: 9442)
Memory: 846.0M
CGroup: /system.slice/logstash.service
├─ 1044 /bin/java -XX:+UseParNewGC -XX:+UseConcMarkSweepGC -Djava.awt.headless=true -XX:CMSInitiatingOccupancy>
├─801543 start-stop-daemon --stop --pidfile /var/run/logstash/logstash.pid --user nagios --quiet --retry foreve>
└─802522 /bin/java -XX:+UseParNewGC -XX:+UseConcMarkSweepGC -Djava.awt.headless=true -XX:CMSInitiatingOccupancy>
Jan 23 01:35:09 nagiosls1 systemd[1]: This usually indicates unclean termination of a previous run, or service implementatio>
Jan 23 01:35:09 nagiosls1 systemd[1]: Starting LSB: Logstash...
Jan 23 01:35:09 nagiosls1 logstash[802510]: * Starting Logstash Daemon
Jan 23 01:35:09 nagiosls1 logstash[802510]: /etc/init.d/logstash: invalid arguments
Jan 23 01:35:09 nagiosls1 logstash[802510]: ...done.
Jan 23 01:35:09 nagiosls1 systemd[1]: Started LSB: Logstash.
lines 1-17/17 (END)
elasticsearch status
● elasticsearch.service - LSB: Starts elasticsearch
Loaded: loaded (/etc/init.d/elasticsearch; generated)
Active: active (running) since Mon 2023-01-23 14:52:53 SAST; 13h ago
Docs: man:systemd-sysv-generator(8)
Tasks: 61 (limit: 9442)
Memory: 4.2G
CGroup: /system.slice/elasticsearch.service
└─960530 /bin/java -Xms3978m -Xmx3978m -Djava.awt.headless=true -XX:+UseParNewGC -XX:+UseConcMarkSweepGC -XX:CM>
Jan 23 14:52:53 nagiosls1 systemd[1]: Starting LSB: Starts elasticsearch...
Jan 23 14:52:53 nagiosls1 elasticsearch[960479]: * Starting Elasticsearch Server
Jan 23 14:52:53 nagiosls1 elasticsearch[960479]: ...done.
Jan 23 14:52:53 nagiosls1 systemd[1]: Started LSB: Starts elasticsearch.