有套19c rac环境，操作系统是oracle linux 8.10，日常巡检时发现/var/log/pcp/pmlogger/目录超大，如下
root@db1 \~\]# du -sh /var/log/pcp/pmlogger/\* 468G /var/log/pcp/pmlogger/db 1.3G /var/log/pcp/pmlogger/oracle06-106 754M /var/log/pcp/pmlogger/oracle06-66 4.0K /var/log/pcp/pmlogger/pmlogger_check.log 4.0K /var/log/pcp/pmlogger/pmlogger_check.log.prev 4.0K /var/log/pcp/pmlogger/pmlogger_daily-K.log.prev 4.0K /var/log/pcp/pmlogger/pmlogger_daily.log.prev 4.0K /var/log/pcp/pmlogger/pmlogger_daily.stamp 4.0K /var/log/pcp/pmlogger/pmlogger_daily.stamp.prev 7.3M /var/log/pcp/pmlogger/xykdg 对pmlogger.service服务相对陌生，  \[root@db1 \~\]# systemctl status pmlogger.service ● pmlogger.service - Performance Metrics Archive Logger Loaded: loaded (/usr/lib/systemd/system/pmlogger.service; enabled; vendor preset: disabled) Active: active (running) since Fri 2024-07-26 19:00:25 CST; 7 months 17 days ago Docs: man:pmlogger(1) Main PID: 225471 (pmlogger) Tasks: 1 (limit: 1644855) Memory: 3.1G CGroup: /system.slice/pmlogger.service └─225471 /usr/libexec/pcp/bin/pmlogger -N -P -r -T24h10m -c config.default -v 100mb -mreexec %Y%m%d.%H.%M Warning: Journal has been rotated since unit was started. Log output is incomplete or unavailable. 服务有问题，查看节点二，服务正常，无告警，手动重启服务，持续观察，/var/log/pcp/pmlogger/问题解决 \[root@db1 \~\]# systemctl stop pmlogger.service \&\& systemctl start pmlogger.service  \[root@db2 \~\]# systemctl status pmlogger.service ● pmlogger.service - Performance Metrics Archive Logger Loaded: loaded (/usr/lib/systemd/system/pmlogger.service; enabled; vendor preset: disabled) Active: active (running) since Wed 2025-03-12 00:10:31 CST; 2 days ago Docs: man:pmlogger(1) Main PID: 143760 (pmlogger) Tasks: 1 (limit: 1643795) Memory: 306.8M CGroup: /system.slice/pmlogger.service └─143760 /usr/libexec/pcp/bin/pmlogger -N -P -r -T24h10m -c config.default -v 100mb -mreexec %Y%m%d.%H.%M Mar 12 00:10:10 db1 systemd\[1\]: Starting Performance Metrics Archive Logger... Mar 12 00:10:31 db1 systemd\[1\]: Started Performance Metrics Archive Logger.