----- Original Message ----- > From: "Miroslav Lichvar" <[email protected]> > To: "pool" <[email protected]> > Sent: Wednesday, January 4, 2017 6:17:23 AM > Subject: Re: [Pool] Adding Stratum 2 servers in *some* underrepresented zones
> On Wed, Jan 04, 2017 at 10:49:21AM +0100, Ralf Hildebrandt wrote: >> Given that I'm currently blind regarding usage numbers, I'd like to >> know how you're monitoring usage of your pool servers. > > I'm using iptables+collectd+rrdtool. A like collectd because it can > collect data every second while not loading the CPU too much. > > In iptables there are rules for NTP packets with comments: > > iptables -A INPUT -p udp -m udp --dport 123 -m comment --comment ntp_ipv4_in > -j > ACCEPT > iptables -A OUTPUT -p udp -m udp --sport 123 -m comment --comment ntp_ipv4_out > -j ACCEPT > ip6tables -A INPUT -p udp -m udp --dport 123 -m comment --comment ntp_ipv6_in > -j > ACCEPT > ip6tables -A OUTPUT -p udp -m udp --sport 123 -m comment --comment > ntp_ipv6_out > -j ACCEPT > > In collectd.conf there is: > > Interval 1 > LoadPlugin iptables > LoadPlugin rrdtool > LoadPlugin chrony > <Plugin iptables> ----------%<------------- I'm using a similar setup, but with a combination of iptables with ulogd and the log-parser input module with telegraf/influxdb/grafana time-series data graphing and statistics. Now that I see the integration with collectd and iptables being so clean, I may switch over and use it as an input to the telegraf agent. :) Dan -- Dan Geist dan(@)polter.net _______________________________________________ pool mailing list [email protected] http://lists.ntp.org/listinfo/pool
