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Fix memstat collector with numa_stats option

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This commit is contained in:
Thomas Roehl 2022-09-28 15:09:36 +02:00
parent a0acf01dc3
commit ed511b7c09
1 changed files with 16 additions and 9 deletions
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25
collectors/memstatMetric.go
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@ -68,7 +68,8 @@ func getStats(filename string) map[string]MemstatStats {
} else if len(linefields) == 5 {
v, err := strconv.ParseFloat(linefields[3], 64)
if err == nil {
stats[strings.Trim(linefields[0], ":")] = MemstatStats{
cclog.ComponentDebug("getStats", strings.Trim(linefields[2], ":"), v, linefields[4])
stats[strings.Trim(linefields[2], ":")] = MemstatStats{
value: v,
unit: linefields[4],
}
@ -188,16 +189,20 @@ func (m *MemstatCollector) Read(interval time.Duration, output chan lp.CCMetric)
unit := ""
if totalVal, total := stats["MemTotal"]; total {
if freeVal, free := stats["MemFree"]; free {
memUsed = totalVal.value - freeVal.value
if len(totalVal.unit) > 0 {
unit = totalVal.unit
} else if len(freeVal.unit) > 0 {
unit = freeVal.unit
}
if bufVal, buffers := stats["Buffers"]; buffers {
memUsed -= bufVal.value
if len(bufVal.unit) > 0 && len(unit) == 0 {
unit = bufVal.unit
}
if cacheVal, cached := stats["Cached"]; cached {
memUsed = totalVal.value - (freeVal.value + bufVal.value + cacheVal.value)
if len(totalVal.unit) > 0 {
unit = totalVal.unit
} else if len(freeVal.unit) > 0 {
unit = freeVal.unit
} else if len(bufVal.unit) > 0 {
unit = bufVal.unit
} else if len(cacheVal.unit) > 0 {
memUsed -= cacheVal.value
if len(cacheVal.unit) > 0 && len(unit) == 0 {
unit = cacheVal.unit
}
}
@ -215,12 +220,14 @@ func (m *MemstatCollector) Read(interval time.Duration, output chan lp.CCMetric)
}
if m.config.NodeStats {
cclog.ComponentInfo(m.name, MEMSTATFILE)
nodestats := getStats(MEMSTATFILE)
sendStats(nodestats, m.tags)
}
if m.config.NumaStats {
for _, nodeConf := range m.nodefiles {
cclog.ComponentInfo(m.name, nodeConf.file)
stats := getStats(nodeConf.file)
sendStats(stats, nodeConf.tags)
}