2024-11-05 15:53:14 +00:00
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"id" : 6 ,
"options" : {
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"max"
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"displayMode" : "table" ,
"placement" : "bottom" ,
"showLegend" : true ,
"sortBy" : "Last *" ,
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"targets" : [
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} ,
"editorMode" : "code" ,
"expr" : "sum(vl_compressed_data_size_bytes{job=~\"$job\", instance=~\"$instance\"})" ,
"format" : "time_series" ,
"interval" : "" ,
"intervalFactor" : 1 ,
"legendFormat" : "disk usage" ,
"range" : true ,
"refId" : "A"
}
] ,
"title" : "Disk space usage " ,
"type" : "timeseries"
} ,
{
"datasource" : {
"type" : "victoriametrics-datasource" ,
"uid" : "$ds"
} ,
"description" : "The number of the new log streams created over the last 24h" ,
"fieldConfig" : {
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} ,
"custom" : {
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"axisCenteredZero" : false ,
"axisColorMode" : "text" ,
"axisLabel" : "" ,
"axisPlacement" : "auto" ,
"barAlignment" : 0 ,
"drawStyle" : "line" ,
"fillOpacity" : 0 ,
"gradientMode" : "none" ,
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"tooltip" : false ,
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"insertNulls" : false ,
"lineInterpolation" : "linear" ,
"lineWidth" : 1 ,
"pointSize" : 5 ,
"scaleDistribution" : {
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"stacking" : {
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"mode" : "none"
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"thresholdsStyle" : {
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"links" : [ ] ,
"mappings" : [ ] ,
"min" : 0 ,
"thresholds" : {
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"steps" : [
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"value" : null
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{
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"unit" : "short"
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"overrides" : [ ]
} ,
"gridPos" : {
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"w" : 12 ,
"x" : 12 ,
"y" : 14
} ,
"id" : 26 ,
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"targets" : [
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} ,
"editorMode" : "code" ,
"expr" : "increase(vl_streams_created_total{job=~\"$job\", instance=~\"$instance\"}[1d])" ,
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"intervalFactor" : 1 ,
"legendFormat" : "new log streams over 24h" ,
"range" : true ,
"refId" : "A"
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] ,
"title" : "Log stream churn rate" ,
"type" : "timeseries"
} ,
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{
"datasource" : {
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} ,
"description" : "Shows the number of restarts per job. The chart can be useful to identify periodic process restarts and correlate them with potential issues or anomalies. Normally, processes shouldn't restart unless restart was inited by user. The reason of restarts should be figured out by checking the logs of each specific service. " ,
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"thresholdsStyle" : {
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} ,
"decimals" : 0 ,
"links" : [ ] ,
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"thresholds" : {
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"steps" : [
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"value" : null
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{
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}
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"unit" : "none"
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"gridPos" : {
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"w" : 12 ,
"x" : 0 ,
"y" : 22
} ,
"id" : 62 ,
"options" : {
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"displayMode" : "table" ,
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} ,
"pluginVersion" : "9.1.0" ,
"targets" : [
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} ,
"editorMode" : "code" ,
"expr" : "sum(changes(vm_app_start_timestamp{job=~\"$job\", instance=~\"$instance\"}[$__rate_interval]) > 0) by(job)" ,
"format" : "time_series" ,
"instant" : false ,
"legendFormat" : "{{job}}" ,
"refId" : "A"
}
] ,
"title" : "Restarts ($job)" ,
"type" : "timeseries"
} ,
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{
"collapsed" : true ,
"gridPos" : {
"h" : 1 ,
"w" : 24 ,
"x" : 0 ,
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"y" : 30
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} ,
"id" : 28 ,
"panels" : [
{
"datasource" : {
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"uid" : "$ds"
} ,
"description" : "Percentage of used memory (resident).\nThe application's performance will significantly degrade when memory usage is close to 100%." ,
"fieldConfig" : {
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} ,
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"mode" : "none"
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"thresholdsStyle" : {
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} ,
"links" : [ ] ,
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"steps" : [
{
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"color" : "green"
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} ,
{
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"value" : 80
}
]
} ,
"unit" : "percentunit"
} ,
"overrides" : [ ]
} ,
"gridPos" : {
"h" : 8 ,
"w" : 12 ,
"x" : 0 ,
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"y" : 11
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} ,
"id" : 38 ,
"options" : {
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"displayMode" : "table" ,
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"sortBy" : "Last *" ,
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} ,
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} ,
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"targets" : [
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} ,
"editorMode" : "code" ,
"exemplar" : false ,
"expr" : "max(\n max_over_time(process_resident_memory_bytes{job=~\"$job\", instance=~\"$instance\"}[$__rate_interval])\n /\n vm_available_memory_bytes{job=~\"$job\", instance=~\"$instance\"}\n) by(instance)" ,
"interval" : "" ,
"legendFormat" : "__auto" ,
"range" : true ,
"refId" : "A"
}
] ,
"title" : "RSS memory % usage ($instance)" ,
"type" : "timeseries"
} ,
{
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"uid" : "$ds"
} ,
"description" : "" ,
"fieldConfig" : {
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} ,
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"color" : "green"
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} ,
{
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"value" : 80
}
]
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"unit" : "bytes"
} ,
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"gridPos" : {
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"w" : 12 ,
"x" : 12 ,
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"y" : 11
2024-11-05 15:53:14 +00:00
} ,
"id" : 40 ,
"options" : {
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"displayMode" : "table" ,
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"sortBy" : "Last *" ,
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"tooltip" : {
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"targets" : [
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} ,
"expr" : "sum(go_memstats_sys_bytes{job=~\"$job\", instance=~\"$instance\"}) + sum(vm_cache_size_bytes{job=~\"$job\", instance=~\"$instance\"})" ,
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"legendFormat" : "requested from system" ,
"refId" : "A"
} ,
{
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} ,
"expr" : "sum(go_memstats_heap_inuse_bytes{job=~\"$job\", instance=~\"$instance\"}) + sum(vm_cache_size_bytes{job=~\"$job\", instance=~\"$instance\"})" ,
"format" : "time_series" ,
"hide" : false ,
"intervalFactor" : 1 ,
"legendFormat" : "heap inuse" ,
"refId" : "B"
} ,
{
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"uid" : "$ds"
} ,
"expr" : "sum(go_memstats_stack_inuse_bytes{job=~\"$job\", instance=~\"$instance\"})" ,
"format" : "time_series" ,
"hide" : false ,
"intervalFactor" : 1 ,
"legendFormat" : "stack inuse" ,
"refId" : "C"
} ,
{
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"uid" : "$ds"
} ,
"expr" : "sum(process_resident_memory_bytes{job=~\"$job\", instance=~\"$instance\"})" ,
"format" : "time_series" ,
"hide" : false ,
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"refId" : "D"
} ,
{
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} ,
"exemplar" : false ,
"expr" : "sum(process_resident_memory_anon_bytes{job=~\"$job\", instance=~\"$instance\"})" ,
"format" : "time_series" ,
"hide" : false ,
"interval" : "" ,
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"legendFormat" : "resident anonymous" ,
"refId" : "E"
}
] ,
"title" : "Memory usage ($instance)" ,
"type" : "timeseries"
} ,
{
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} ,
"description" : "Share for memory allocated by the process itself. When memory usage reaches 100% it will be likely OOM-killed.\nSafe memory usage % considered to be below 80%" ,
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2024-11-13 00:58:05 +00:00
"color" : "green"
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} ,
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"x" : 0 ,
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"y" : 19
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} ,
"id" : 42 ,
"options" : {
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2024-11-13 00:58:05 +00:00
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2024-11-13 00:58:05 +00:00
"y" : 19
2024-11-05 15:53:14 +00:00
} ,
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"options" : {
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} ,
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} ,
"description" : "Shows the percentage of open file descriptors compared to the limit set in the OS.\nReaching the limit of open files can cause various issues and must be prevented.\n\nSee how to change limits here https://medium.com/@muhammadtriwibowo/set-permanently-ulimit-n-open-files-in-ubuntu-4d61064429a" ,
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"decimals" : 2 ,
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2024-11-13 00:58:05 +00:00
"color" : "green"
2024-11-05 15:53:14 +00:00
} ,
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"x" : 0 ,
2024-11-13 00:58:05 +00:00
"y" : 27
2024-11-05 15:53:14 +00:00
} ,
"id" : 46 ,
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"title" : "Open FDs ($instance)" ,
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}