mirror of
https://github.com/prometheus/node_exporter.git
synced 2025-03-05 21:00:12 -08:00
Address first batch of old review comments
Signed-off-by: beorn7 <beorn@grafana.com>
This commit is contained in:
beorn7
parent
b3b47f2d07
commit
2180c2f3bf
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@ -21,22 +21,23 @@ local gauge = promgrafonnet.gauge;
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)
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)
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.addTarget(prometheus.target(
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.addTarget(prometheus.target(
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|||
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|||
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1 - avg by (cpu) (irate(node_cpu{%(nodeExporterSelector)s, mode="idle", instance="$instance"}[1m]))
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1 - avg by (cpu) (irate(node_cpu_seconds_total{%(nodeExporterSelector)s, mode="idle", instance="$instance"}[1m]))
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||| % $._config,
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||| % $._config,
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legendFormat='{{cpu}}',
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legendFormat='{{cpu}}',
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intervalFactor=10,
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intervalFactor=10,
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));
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));
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// TODO: Is this panel useful?
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local systemLoad =
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local systemLoad =
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graphPanel.new(
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graphPanel.new(
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'System load',
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'Load Average',
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datasource='$datasource',
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datasource='$datasource',
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span=6,
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span=6,
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format='percentunit',
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format='short',
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)
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)
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.addTarget(prometheus.target('node_load1{%(nodeExporterSelector)s, instance="$instance"}' % $._config, legendFormat='load 1m'))
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.addTarget(prometheus.target('node_load1{%(nodeExporterSelector)s, instance="$instance"}' % $._config, legendFormat='1m load average'))
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.addTarget(prometheus.target('node_load5{%(nodeExporterSelector)s, instance="$instance"}' % $._config, legendFormat='load 5m'))
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.addTarget(prometheus.target('node_load5{%(nodeExporterSelector)s, instance="$instance"}' % $._config, legendFormat='5m load average'))
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.addTarget(prometheus.target('node_load15{%(nodeExporterSelector)s, instance="$instance"}' % $._config, legendFormat='load 15m'));
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.addTarget(prometheus.target('node_load15{%(nodeExporterSelector)s, instance="$instance"}' % $._config, legendFormat='15m load average'));
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local memoryGraph =
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local memoryGraph =
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graphPanel.new(
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graphPanel.new(
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@ -48,27 +49,27 @@ local gauge = promgrafonnet.gauge;
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.addTarget(prometheus.target(
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.addTarget(prometheus.target(
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|||
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|||
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(
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(
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node_memory_MemTotal{%(nodeExporterSelector)s, instance="$instance"}
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node_memory_MemTotal_bytes{%(nodeExporterSelector)s, instance="$instance"}
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-
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-
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node_memory_MemFree{%(nodeExporterSelector)s, instance="$instance"}
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node_memory_MemFree_bytes{%(nodeExporterSelector)s, instance="$instance"}
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-
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-
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node_memory_Buffers{%(nodeExporterSelector)s, instance="$instance"}
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node_memory_Buffers_bytes{%(nodeExporterSelector)s, instance="$instance"}
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-
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-
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node_memory_Cached{%(nodeExporterSelector)s, instance="$instance"}
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node_memory_Cached_bytes{%(nodeExporterSelector)s, instance="$instance"}
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)
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)
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||| % $._config, legendFormat='memory used'
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||| % $._config, legendFormat='memory used'
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))
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))
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.addTarget(prometheus.target('node_memory_Buffers{%(nodeExporterSelector)s, instance="$instance"}' % $._config, legendFormat='memory buffers'))
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.addTarget(prometheus.target('node_memory_Buffers_bytes{%(nodeExporterSelector)s, instance="$instance"}' % $._config, legendFormat='memory buffers'))
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.addTarget(prometheus.target('node_memory_Cached{%(nodeExporterSelector)s, instance="$instance"}' % $._config, legendFormat='memory cached'))
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.addTarget(prometheus.target('node_memory_Cached_bytes{%(nodeExporterSelector)s, instance="$instance"}' % $._config, legendFormat='memory cached'))
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.addTarget(prometheus.target('node_memory_MemFree{%(nodeExporterSelector)s, instance="$instance"}' % $._config, legendFormat='memory free'));
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.addTarget(prometheus.target('node_memory_MemFree_bytes{%(nodeExporterSelector)s, instance="$instance"}' % $._config, legendFormat='memory free'));
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local memoryGauge = gauge.new(
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local memoryGauge = gauge.new(
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'Memory Usage',
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'Memory Usage',
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|||
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(
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(
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node_memory_MemAvailable{%(nodeExporterSelector)s, instance="$instance"}
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node_memory_MemAvailable_bytes{%(nodeExporterSelector)s, instance="$instance"}
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/
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/
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node_memory_MemTotal{%(nodeExporterSelector)s, instance="$instance"}
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node_memory_MemTotal_bytes{%(nodeExporterSelector)s, instance="$instance"}
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)
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)
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* 100
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* 100
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||| % $._config,
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||| % $._config,
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@ -80,9 +81,9 @@ local gauge = promgrafonnet.gauge;
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datasource='$datasource',
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datasource='$datasource',
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span=9,
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span=9,
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)
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)
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.addTarget(prometheus.target('sum by (instance) (irate(node_disk_bytes_read_total{%(nodeExporterSelector)s, instance="$instance"}[1m]))' % $._config, legendFormat='read'))
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.addTarget(prometheus.target('sum by (instance) (irate(node_disk_read_bytes_total{%(nodeExporterSelector)s, instance="$instance"}[1m]))' % $._config, legendFormat='read'))
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.addTarget(prometheus.target('sum by (instance) (irate(node_disk_bytes_written_total{%(nodeExporterSelector)s, instance="$instance"}[1m]))' % $._config, legendFormat='written'))
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.addTarget(prometheus.target('sum by (instance) (irate(node_disk_written_bytes_total{%(nodeExporterSelector)s, instance="$instance"}[1m]))' % $._config, legendFormat='written'))
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.addTarget(prometheus.target('sum by (instance) (irate(node_disk_io_time_ms{%(nodeExporterSelector)s, instance="$instance"}[1m]))' % $._config, legendFormat='io time')) +
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.addTarget(prometheus.target('sum by (instance) (irate(node_disk_io_time_seconds_total{%(nodeExporterSelector)s, instance="$instance"}[1m]))' % $._config, legendFormat='io time')) +
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{
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{
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seriesOverrides: [
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seriesOverrides: [
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{
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{
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@ -96,18 +97,19 @@ local gauge = promgrafonnet.gauge;
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],
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],
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yaxes: [
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yaxes: [
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self.yaxe(format='bytes'),
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self.yaxe(format='bytes'),
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self.yaxe(format='ms'),
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self.yaxe(format='s'),
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],
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],
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};
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};
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// TODO: Should this be partitioned by mountpoint?
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local diskSpaceUsage = gauge.new(
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local diskSpaceUsage = gauge.new(
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'Disk Space Usage',
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'Disk Space Usage',
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100 -
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100 -
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(
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(
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sum(node_filesystem_free{%(nodeExporterSelector)s, device!="rootfs", instance="$instance"}
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sum(node_filesystem_avail_bytes{%(nodeExporterSelector)s, %(fsSelector)s, instance="$instance"}
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/
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/
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sum(node_filesystem_size{%(nodeExporterSelector)s, device!="rootfs", instance="$instance"}
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sum(node_filesystem_size_bytes{%(nodeExporterSelector)s, %(fsSelector)s, instance="$instance"}
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* 100
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* 100
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)
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)
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||| % $._config,
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||| % $._config,
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@ -120,7 +122,7 @@ local gauge = promgrafonnet.gauge;
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span=6,
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span=6,
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format='bytes',
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format='bytes',
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)
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)
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.addTarget(prometheus.target('irate(node_network_receive_bytes{%(nodeExporterSelector)s, instance="$instance", device!~"lo"}[1m])' % $._config, legendFormat='{{device}}'));
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.addTarget(prometheus.target('irate(node_network_receive_bytes_total{%(nodeExporterSelector)s, instance="$instance", device!="lo"}[1m])' % $._config, legendFormat='{{device}}'));
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local networkTransmitted =
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local networkTransmitted =
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graphPanel.new(
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graphPanel.new(
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@ -129,7 +131,7 @@ local gauge = promgrafonnet.gauge;
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span=6,
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span=6,
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format='bytes',
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format='bytes',
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)
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)
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.addTarget(prometheus.target('irate(node_network_transmit_bytes{%(nodeExporterSelector)s, instance="$instance", device!~"lo"}[1m])' % $._config, legendFormat='{{device}}'));
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.addTarget(prometheus.target('irate(node_network_transmit_bytes_total{%(nodeExporterSelector)s, instance="$instance", device!="lo"}[1m])' % $._config, legendFormat='{{device}}'));
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dashboard.new('Nodes', time_from='now-1h')
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dashboard.new('Nodes', time_from='now-1h')
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.addTemplate(
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.addTemplate(
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@ -152,7 +154,7 @@ local gauge = promgrafonnet.gauge;
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template.new(
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template.new(
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'instance',
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'instance',
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'$datasource',
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'$datasource',
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'label_values(node_boot_time{%(nodeExporterSelector)s}, instance)' % $._config,
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'label_values(node_boot_time_seconds{%(nodeExporterSelector)s}, instance)' % $._config,
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refresh='time',
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refresh='time',
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)
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)
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)
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)
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@ -10,16 +10,30 @@ local g = import 'grafana-builder/grafana.libsonnet';
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g.row('CPU')
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g.row('CPU')
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.addPanel(
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.addPanel(
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g.panel('CPU Utilisation') +
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g.panel('CPU Utilisation') +
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g.queryPanel('instance:node_cpu_utilisation:avg1m * instance:node_num_cpu:sum / scalar(sum(instance:node_num_cpu:sum))', '{{instance}}', legendLink) +
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g.queryPanel(|||
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(
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instance:node_cpu_utilisation:avg1m
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*
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instance:node_num_cpu:sum
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/ ignoring (instance) group_left
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sum without (instance) (instance:node_num_cpu:sum)
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)
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|||, '{{instance}}', legendLink) +
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g.stack +
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g.stack +
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{ yaxes: g.yaxes({ format: 'percentunit', max: 1 }) },
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{ yaxes: g.yaxes({ format: 'percentunit', max: 1 }) },
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)
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)
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.addPanel(
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.addPanel(
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g.panel('CPU Saturation (Load1)') +
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// TODO: Is this a useful panel?
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g.panel('CPU Saturation (load1 per CPU)') +
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g.queryPanel(|||
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g.queryPanel(|||
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instance:node_cpu_saturation_load1: / scalar(sum(up{%(nodeExporterSelector)s}))
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(
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||| % $._config, '{{instance}}', legendLink) +
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instance:node_load1_per_cpu:ratio
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/ ignoring (instance) group_left
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count without (instance) (instance:node_load1_per_cpu:ratio)
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)
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|||, '{{instance}}', legendLink) +
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g.stack +
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g.stack +
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// TODO: Does `max: 1` make sense? The stack can go over 1 in high-load scenarios.
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{ yaxes: g.yaxes({ format: 'percentunit', max: 1 }) },
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{ yaxes: g.yaxes({ format: 'percentunit', max: 1 }) },
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)
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)
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)
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)
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@ -43,16 +57,26 @@ local g = import 'grafana-builder/grafana.libsonnet';
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.addPanel(
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.addPanel(
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g.panel('Disk IO Utilisation') +
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g.panel('Disk IO Utilisation') +
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// Full utilisation would be all disks on each node spending an average of
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// Full utilisation would be all disks on each node spending an average of
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// 1 sec per second doing I/O, normalize by node count for stacked charts
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// 1 second per second doing I/O, normalize by metric cardinality for stacked charts.
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g.queryPanel('instance:node_disk_utilisation:sum_irate / scalar(sum(up{%(nodeExporterSelector)s}))' % $._config, '{{instance}}', legendLink) +
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g.queryPanel(|||
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(
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instance:node_disk_utilisation:sum_irate
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/ ignoring (instance) group_left
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count without (instance) (instance:node_disk_utilisation:sum_irate)
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)
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|||, '{{instance}}', legendLink) +
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g.stack +
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g.stack +
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{ yaxes: g.yaxes({ format: 'percentunit', max: 1 }) },
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{ yaxes: g.yaxes({ format: 'percentunit', max: 1 }) },
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)
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)
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.addPanel(
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.addPanel(
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g.panel('Disk IO Saturation') +
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g.panel('Disk IO Saturation') +
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g.queryPanel(|||
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g.queryPanel(|||
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instance:node_disk_saturation:sum_irate / scalar(sum(up{%(nodeExporterSelector)s}))
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(
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||| % $._config, '{{instance}}', legendLink) +
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instance:node_disk_saturation:sum_irate
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/ ignoring (instance) group_left
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count without (instance) (instance:node_disk_saturation:sum_irate)
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)
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|||, '{{instance}}', legendLink) +
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g.stack +
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g.stack +
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{ yaxes: g.yaxes({ format: 'percentunit', max: 1 }) },
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{ yaxes: g.yaxes({ format: 'percentunit', max: 1 }) },
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)
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)
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@ -76,7 +100,21 @@ local g = import 'grafana-builder/grafana.libsonnet';
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g.row('Storage')
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g.row('Storage')
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.addPanel(
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.addPanel(
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g.panel('Disk Capacity') +
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g.panel('Disk Capacity') +
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g.queryPanel('sum(max(node_filesystem_size_bytes{fstype=~"ext[24]"} - node_filesystem_free_bytes{fstype=~"ext[24]"}) by (device,instance,namespace)) by (instance,namespace) / scalar(sum(max(node_filesystem_size_bytes{fstype=~"ext[24]"}) by (device,instance,namespace)))', '{{instance}}', legendLink) +
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g.queryPanel(|||
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(
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sum without (device) (
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max without (fstype, mountpoint) (
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node_filesystem_size_bytes{fstype=~"ext[24]"} - node_filesystem_avail_bytes{fstype=~"ext[24]"}
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)
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)
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/ ignoring (instance) group_left
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sum without (instance, device) (
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max without (fstype, mountpoint) (
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node_filesystem_size_bytes{fstype=~"ext[24]"}
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)
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)
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)
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|||, '{{instance}}', legendLink) +
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g.stack +
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g.stack +
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{ yaxes: g.yaxes({ format: 'percentunit', max: 1 }) },
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{ yaxes: g.yaxes({ format: 'percentunit', max: 1 }) },
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),
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),
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@ -106,9 +144,9 @@ local g = import 'grafana-builder/grafana.libsonnet';
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{ yaxes: g.yaxes('percentunit') },
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{ yaxes: g.yaxes('percentunit') },
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)
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)
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.addPanel(
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.addPanel(
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g.panel('Memory Saturation (Swap I/O)') +
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g.panel('Memory Saturation (pages swapped per second)') +
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g.queryPanel('instance:node_memory_swap_io_bytes:sum_rate{instance="$instance"}', 'Swap IO') +
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g.queryPanel('instance:node_memory_swap_io_pages:sum_rate{instance="$instance"}', 'Swap IO') +
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{ yaxes: g.yaxes('Bps') },
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{ yaxes: g.yaxes('short') },
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)
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)
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)
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)
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.addRow(
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.addRow(
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|
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@ -141,7 +179,14 @@ local g = import 'grafana-builder/grafana.libsonnet';
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g.row('Disk')
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g.row('Disk')
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.addPanel(
|
.addPanel(
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g.panel('Disk Utilisation') +
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g.panel('Disk Utilisation') +
|
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g.queryPanel('1 - sum(max by (device, node) (node_filesystem_free_bytes{fstype=~"ext[24]"})) / sum(max by (device, node) (node_filesystem_size_bytes{fstype=~"ext[24]"}))', 'Disk') +
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g.queryPanel(|||
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1 -
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|
(
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sum(max without (mountpoint, fstype) (node_filesystem_avail_bytes{fstype=~"ext[24]"}))
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|
/
|
||||||
|
sum(max without (mountpoint, fstype) (node_filesystem_size_bytes{fstype=~"ext[24]"}))
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||||||
|
)
|
||||||
|
|||, 'Disk') +
|
||||||
{ yaxes: g.yaxes('percentunit') },
|
{ yaxes: g.yaxes('percentunit') },
|
||||||
),
|
),
|
||||||
),
|
),
|
||||||
|
|
|
||||||
|
|
@ -8,8 +8,8 @@
|
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// This rule gives the number of CPUs per node.
|
// This rule gives the number of CPUs per node.
|
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record: 'instance:node_num_cpu:sum',
|
record: 'instance:node_num_cpu:sum',
|
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expr: |||
|
expr: |||
|
||||||
count by (instance) (
|
count without (cpu) (
|
||||||
sum by (instance, cpu) (
|
sum without (mode) (
|
||||||
node_cpu_seconds_total{%(nodeExporterSelector)s}
|
node_cpu_seconds_total{%(nodeExporterSelector)s}
|
||||||
)
|
)
|
||||||
)
|
)
|
||||||
|
|
@ -19,29 +19,20 @@
|
||||||
// CPU utilisation is % CPU is not idle.
|
// CPU utilisation is % CPU is not idle.
|
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record: 'instance:node_cpu_utilisation:avg1m',
|
record: 'instance:node_cpu_utilisation:avg1m',
|
||||||
expr: |||
|
expr: |||
|
||||||
1 - avg by (instance) (
|
1 - avg without (cpu, mode) (
|
||||||
rate(node_cpu_seconds_total{%(nodeExporterSelector)s,mode="idle"}[1m])
|
rate(node_cpu_seconds_total{%(nodeExporterSelector)s, mode="idle"}[1m])
|
||||||
)
|
)
|
||||||
||| % $._config,
|
||| % $._config,
|
||||||
},
|
},
|
||||||
{
|
{
|
||||||
// CPU saturation is 1min avg run queue length / number of CPUs.
|
// This is CPU saturation: 1min avg run queue length / number of CPUs.
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// Can go over 100%. >100% is bad.
|
// Can go over 1. >1 is bad.
|
||||||
record: 'instance:node_cpu_saturation_load1:',
|
record: 'instance:node_load1_per_cpu:ratio',
|
||||||
expr: |||
|
expr: |||
|
||||||
(
|
(
|
||||||
sum by (instance) (node_load1{%(nodeExporterSelector)s})
|
node_load1{%(nodeExporterSelector)s}
|
||||||
/
|
/
|
||||||
instance:node_num_cpu:sum
|
instance:node_num_cpu:sum{%(nodeExporterSelector)s}
|
||||||
)
|
|
||||||
||| % $._config,
|
|
||||||
},
|
|
||||||
{
|
|
||||||
// Total memory per node
|
|
||||||
record: 'instance:node_memory_bytes_total:sum',
|
|
||||||
expr: |||
|
|
||||||
sum by (instance) (
|
|
||||||
node_memory_MemTotal_bytes{%(nodeExporterSelector)s}
|
|
||||||
)
|
)
|
||||||
||| % $._config,
|
||| % $._config,
|
||||||
},
|
},
|
||||||
|
|
@ -57,9 +48,9 @@
|
||||||
||| % $._config,
|
||| % $._config,
|
||||||
},
|
},
|
||||||
{
|
{
|
||||||
record: 'instance:node_memory_swap_io_bytes:sum_rate',
|
record: 'instance:node_memory_swap_io_pages:sum_rate',
|
||||||
expr: |||
|
expr: |||
|
||||||
1e3 * sum by (instance) (
|
(
|
||||||
rate(node_vmstat_pgpgin{%(nodeExporterSelector)s}[1m])
|
rate(node_vmstat_pgpgin{%(nodeExporterSelector)s}[1m])
|
||||||
+
|
+
|
||||||
rate(node_vmstat_pgpgout{%(nodeExporterSelector)s}[1m])
|
rate(node_vmstat_pgpgout{%(nodeExporterSelector)s}[1m])
|
||||||
|
|
@ -70,7 +61,7 @@
|
||||||
// Disk utilisation (ms spent, 1 second irate())
|
// Disk utilisation (ms spent, 1 second irate())
|
||||||
record: 'instance:node_disk_utilisation:sum_irate',
|
record: 'instance:node_disk_utilisation:sum_irate',
|
||||||
expr: |||
|
expr: |||
|
||||||
sum by (instance) (
|
sum without (device) (
|
||||||
irate(node_disk_io_time_seconds_total{%(nodeExporterSelector)s,device=~"(sd|xvd).+"}[1m])
|
irate(node_disk_io_time_seconds_total{%(nodeExporterSelector)s,device=~"(sd|xvd).+"}[1m])
|
||||||
)
|
)
|
||||||
||| % $._config,
|
||| % $._config,
|
||||||
|
|
@ -79,28 +70,30 @@
|
||||||
// Disk saturation (ms spent, by rate() it's bound by 1 second)
|
// Disk saturation (ms spent, by rate() it's bound by 1 second)
|
||||||
record: 'instance:node_disk_saturation:sum_irate',
|
record: 'instance:node_disk_saturation:sum_irate',
|
||||||
expr: |||
|
expr: |||
|
||||||
sum by (instance) (
|
sum without (device) (
|
||||||
irate(node_disk_io_time_weighted_seconds_total{%(nodeExporterSelector)s,device=~"(sd|xvd).+"}[1m])
|
irate(node_disk_io_time_weighted_seconds_total{%(nodeExporterSelector)s,device=~"(sd|xvd).+"}[1m])
|
||||||
)
|
)
|
||||||
||| % $._config,
|
||| % $._config,
|
||||||
},
|
},
|
||||||
|
// TODO: For the following two rules, consider configurable filtering to exclude more network
|
||||||
|
// device names than just "lo".
|
||||||
{
|
{
|
||||||
record: 'instance:node_net_utilisation:sum_irate',
|
record: 'instance:node_net_utilisation:sum_irate',
|
||||||
expr: |||
|
expr: |||
|
||||||
sum by (instance) (
|
sum without (device) (
|
||||||
irate(node_network_receive_bytes_total{%(nodeExporterSelector)s,device=~"eth[0-9]+"}[1m])
|
irate(node_network_receive_bytes_total{%(nodeExporterSelector)s, device!="lo"}[1m])
|
||||||
+
|
+
|
||||||
irate(node_network_transmit_bytes_total{%(nodeExporterSelector)s,device=~"eth[0-9]+"}[1m])
|
irate(node_network_transmit_bytes_total{%(nodeExporterSelector)s, device!="lo"}[1m])
|
||||||
)
|
)
|
||||||
||| % $._config,
|
||| % $._config,
|
||||||
},
|
},
|
||||||
{
|
{
|
||||||
record: 'instance:node_net_saturation:sum_irate',
|
record: 'instance:node_net_saturation:sum_irate',
|
||||||
expr: |||
|
expr: |||
|
||||||
sum by (instance) (
|
sum without (device) (
|
||||||
irate(node_network_receive_drop_total{%(nodeExporterSelector)s,device=~"eth[0-9]+"}[1m])
|
irate(node_network_receive_drop_total{%(nodeExporterSelector)s, device!="lo"}[1m])
|
||||||
+
|
+
|
||||||
irate(node_network_transmit_drop_total{%(nodeExporterSelector)s,device=~"eth[0-9]+"}[1m])
|
irate(node_network_transmit_drop_total{%(nodeExporterSelector)s, device!="lo"}[1m])
|
||||||
)
|
)
|
||||||
||| % $._config,
|
||| % $._config,
|
||||||
},
|
},
|
||||||
|
|
|
||||||
Loading…
Reference in a new issue