经常出现observer崩溃的问题，检查系统日志发现内存不足导致。(base)[root@lnpglog]# grepKilledmessages*messages-20241027:Oct2113:00:44lnpgkernel:Outofmemory:Killedprocess15609(observer)total-vm:24040644kB,anon-rss:19108860kB,file-rss:0kB,s