我们有hadoop集群,
hadoop版本-2.6。十、
&
ambari版本-2.5.0。十、
应该
avahi守护程序
是否在hadoop群集计算机上禁用或启用服务(主/工作/kafka)?
笔记
-我们想禁用此服务,尤其是在数据节点计算机(Worker)上,因为我们认为此服务可能是操作系统重新启动的原因,
目前,该服务已在hadoop集群中的所有机器上启用并运行
参考文献-
https://www.systutorials.com/docs/linux/man/8-avahi-daemon/
service avahi-daemon status
Redirecting to /bin/systemctl status avahi-daemon.service
â avahi-daemon.service - Avahi mDNS/DNS-SD Stack
Loaded: loaded (/usr/lib/systemd/system/avahi-daemon.service; enabled; vendor preset: enabled)
Active: active (running) since Wed 2018-04-25 18:52:11 UTC; 17min ago
注意-我想在/var/log/message文件中添加一条消息,我们可以看到一百万条消息
Apr 25 00:08:32 worker02 avahi-daemon[953]: Invalid response packet from host 91.61.42.241.
Apr 25 00:08:32 worker02 avahi-daemon[953]: Invalid response packet from host 91.61.60.61.
Apr 25 00:08:32 worker02 avahi-daemon[953]: Invalid response packet from host 91.61.35.160.
Apr 25 00:08:32 worker02 avahi-daemon[953]: Invalid response packet from host 91.61.22.128.
Apr 25 00:08:32 worker02 avahi-daemon[953]: Invalid response packet from host 91.61.56.231.