客户端: uat-web02:/var/log/nginx# echo "scan-cccc21231">>scan.log uat-web02:/var/log/nginx# cat scan.log scan-aaaaaaaaaaaaa bbbbb21231 scan-bbbbb21231 scan-cccc21231 服务端: zjtest7-frontend:/data/scan# cat scan.2016-09-25 scan-bbbbb21231 scan-cccc21231 客户端重启; 服务端收到的数据; zjtest7-frontend:/data/scan# cat scan.2016-09-25 scan-bbbbb21231 scan-cccc21231 scan-aaaaaaaaaaaaa bbbbb21231 scan-bbbbb21231 scan-cccc21231 scan-dddd9999 zjtest7-frontend:/data/scan# wc -l scan.2016-09-25 7 scan.2016-09-25 再次重启客户端: uat-web02:/var/log/nginx# cat scan.log scan-aaaaaaaaaaaaa bbbbb21231 scan-bbbbb21231 scan-cccc21231 scan-dddd9999 服务端: zjtest7-frontend:/data/scan# cat scan.2016-09-25 scan-bbbbb21231 scan-cccc21231 scan-aaaaaaaaaaaaa bbbbb21231 scan-bbbbb21231 scan-cccc21231 scan-dddd9999 scan-aaaaaaaaaaaaa bbbbb21231 scan-bbbbb21231 scan-cccc21231 scan-dddd9999 zjtest7-frontend:/data/scan# wc -l scan.2016-09-25 12 scan.2016-09-25 也就是说 只要客户端把rsyslog重启,就会发送全部日志 uat-web02:/root/soft/rsyslog-8.15.0/tools# service rsyslog start Starting system logger: usage: rsyslogd [options] use "man rsyslogd" for details. To run rsyslog interactively, use "rsyslogd -n"to run it in debug mode use "rsyslogd -dn" For further information see http://www.rsyslog.com/doc [FAILED]