06 Ping监控、进程监控
本篇介绍两个采集插件，ping和procstat。ping监控就是用于远程探测的，年底夜莺v5最终版会内置nodata的处理逻辑，对机器的监控就不用ping了，不过有的时候，有些机器没法安装agent，这种情况可能就要考虑ping监控了。procstat主要有两个功能，一个是采集进程个数，比如nginx这种多进程模型，会采集总的进程数量，同时对每个单一进程，会采集进程相关的cpu、内存使用情况以及一些资源限制信息等。
ping插件的默认配置如下：
# # Ping given url(s) and return statistics
# [[inputs.ping]]
# ## Hosts to send ping packets to.
# urls = ["example.org"]
#
# ## Method used for sending pings, can be either "exec" or "native". When set
# ## to "exec" the systems ping command will be executed. When set to "native"
# ## the plugin will send pings directly.
# ##
# ## While the default is "exec" for backwards compatibility, new deployments
# ## are encourag