collectd配置

udp proxy - 192.168.48.112

cat > /etc/collectd_25801.conf << EOF
Hostname    "kvm-48-112"
ReadThreads     5
WriteThreads    5
LoadPlugin network
LoadPlugin rrdcached
LoadPlugin unixsock
<Plugin network>
    Listen "127.0.0.1" "25801"
    Forward true
</Plugin>
<Plugin rrdcached>
    DaemonAddress "unix:/tmp/rrdcached.sock"
    DataDir "/opt/rrd"
    CreateFiles true
    CreateFilesAsync true
    CollectStatistics true
</Plugin>
<Plugin unixsock>
    SocketFile "/var/run/collectd.sock"
    SocketGroup "root"
    SocketPerms "0644"
    DeleteSocket false
</Plugin>
EOF

cat > /etc/collectd_25802.conf << EOF
Hostname    "kvm-48-112"
ReadThreads     5
WriteThreads    5
LoadPlugin network
LoadPlugin rrdcached
LoadPlugin unixsock
<Plugin network>
    Listen "127.0.0.1" "25802"
    Forward true
</Plugin>
<Plugin rrdcached>
    DaemonAddress "unix:/tmp/rrdcached.sock"
    DataDir "/opt/rrd"
    CreateFiles true
    CreateFilesAsync true
    CollectStatistics true
</Plugin>
<Plugin unixsock>
    SocketFile "/var/run/collectd.sock"
    SocketGroup "root"
    SocketPerms "0644"
    DeleteSocket false
</Plugin>
EOF

collectd -C /etc/collectd_25801.conf -P /var/run/collectd_25801.pid
collectd -C /etc/collectd_25802.conf -P /var/run/collectd_25802.pid

#nginx.conf
stream {
    upstream collectd {
        #hash $remote_addr;
        least_conn;
        server 127.0.0.1:25801;
        server 127.0.0.1:25802;
    }
    server {
        listen 25826 udp;
        proxy_pass collectd;
        #proxy_responses 1;
        proxy_timeout   1s;
        #error_log /var/log/nginx/error.log info;
    }
}

collectd proxy - 192.168.48.113

cat > /etc/collectd.conf << EOF
Hostname    "kvm-48-113"
ReadThreads     10
WriteThreads    5
LoadPlugin aggregation
LoadPlugin cpu
LoadPlugin df
LoadPlugin disk
LoadPlugin interface
LoadPlugin load
LoadPlugin memory
LoadPlugin network
LoadPlugin tcpconns
<Plugin aggregation>
  <Aggregation>
    Plugin "cpu"
    Type "cpu"
    SetPlugin "cpu"
    SetPluginInstance "all"
    GroupBy "Host"
    GroupBy "TypeInstance"
    CalculateAverage true
  </Aggregation>
</Plugin>
<Plugin df>
  FSType rootfs
  FSType ext3
  FSType ext4
  FSType xfs
  IgnoreSelected false
</Plugin>
<Plugin disk>
    Disk "/^[hsv]d[a-z]+$/"
    IgnoreSelected false
</Plugin>
<Plugin load>
        ReportRelative true
</Plugin>
<Plugin memory>
	ValuesAbsolute true
	ValuesPercentage false
</Plugin>
<Plugin network>
	Listen "192.168.48.113" "25826"
	Server "192.168.48.112" "25826"
	Forward true
</Plugin>
<Plugin "interface">
  Interface "lo"
  Interface "sit0"
  IgnoreSelected true
</Plugin>
<Plugin "tcpconns">
  ListeningPorts false
  AllPortsSummary true
</Plugin>
Include "/etc/collectd.d"
EOF

host - 192.168.48.114

cat > /etc/collectd.conf << EOF
Hostname    "kvm-48-114"
ReadThreads     10
WriteThreads    5
LoadPlugin aggregation
LoadPlugin cpu
LoadPlugin df
LoadPlugin disk
LoadPlugin interface
LoadPlugin load
LoadPlugin memory
LoadPlugin network
LoadPlugin tcpconns
<Plugin aggregation>
  <Aggregation>
    Plugin cpu
    Type cpu
    SetPlugin cpu
    SetPluginInstance all
    GroupBy Host
    GroupBy TypeInstance
    CalculateAverage true
  </Aggregation>
</Plugin>
<Plugin df>
    FSType rootfs
    FSType ext3
    FSType ext4
    FSType xfs
    IgnoreSelected false
</Plugin>
<Plugin disk>
    Disk "/^[hsv]d[a-z]+$/"
    IgnoreSelected false
</Plugin>
<Plugin load>
    ReportRelative true
</Plugin>
<Plugin memory>
    ValuesAbsolute true
    ValuesPercentage false
</Plugin>
<Plugin network>
    Server "192.168.48.113" "25826"
</Plugin>
<Plugin interface>
    Interface lo
    Interface sit0
    IgnoreSelected true
</Plugin>
<Plugin tcpconns>
    ListeningPorts false
    AllPortsSummary true
</Plugin>
Include "/etc/collectd.d"
EOF