vendor: update github.com/VictoriaMetrics/metrics from v1.35.0 to v1.35.1

go.mod

@@ -9,7 +9,7 @@ require (
 	github.com/Azure/azure-sdk-for-go/sdk/storage/azblob v1.3.2
 	github.com/VictoriaMetrics/easyproto v0.1.4
 	github.com/VictoriaMetrics/fastcache v1.12.2
-	github.com/VictoriaMetrics/metrics v1.35.0
+	github.com/VictoriaMetrics/metrics v1.35.1
 	github.com/VictoriaMetrics/metricsql v0.76.0
 	github.com/aws/aws-sdk-go-v2 v1.30.1
 	github.com/aws/aws-sdk-go-v2/config v1.27.24

go.sum

@@ -72,8 +72,8 @@ github.com/VictoriaMetrics/easyproto v0.1.4/go.mod h1:QlGlzaJnDfFd8Lk6Ci/fuLxfTo
 github.com/VictoriaMetrics/fastcache v1.12.2 h1:N0y9ASrJ0F6h0QaC3o6uJb3NIZ9VKLjCM7NQbSmF7WI=
 github.com/VictoriaMetrics/fastcache v1.12.2/go.mod h1:AmC+Nzz1+3G2eCPapF6UcsnkThDcMsQicp4xDukwJYI=
 github.com/VictoriaMetrics/metrics v1.34.0/go.mod h1:r7hveu6xMdUACXvB8TYdAj8WEsKzWB0EkpJN+RDtOf8=
-github.com/VictoriaMetrics/metrics v1.35.0 h1:xWImz8UTwyhGZAzueTHFgYe4bnKbXCaLWBq2JBj7EzI=
-github.com/VictoriaMetrics/metrics v1.35.0/go.mod h1:r7hveu6xMdUACXvB8TYdAj8WEsKzWB0EkpJN+RDtOf8=
+github.com/VictoriaMetrics/metrics v1.35.1 h1:o84wtBKQbzLdDy14XeskkCZih6anG+veZ1SwJHFGwrU=
+github.com/VictoriaMetrics/metrics v1.35.1/go.mod h1:r7hveu6xMdUACXvB8TYdAj8WEsKzWB0EkpJN+RDtOf8=
 github.com/VictoriaMetrics/metricsql v0.76.0 h1:hl7vqJqyH2d8zKImzalkFrkFiD5q4ACF8gl3s86DqKA=
 github.com/VictoriaMetrics/metricsql v0.76.0/go.mod h1:1g4hdCwlbJZ851PU9VN65xy9Rdlzupo6fx3SNZ8Z64U=
 github.com/VividCortex/ewma v1.2.0 h1:f58SaIzcDXrSy3kWaHNvuJgJ3Nmz59Zji6XoJR/q1ow=

vendor/github.com/VictoriaMetrics/metrics/histogram.go

@@ -47,13 +47,21 @@ var bucketMultiplier = math.Pow(10, 1.0/bucketsPerDecimal)
 // Zero histogram is usable.
 type Histogram struct {
 	// Mu gurantees synchronous update for all the counters and sum.
-	mu sync.RWMutex
+	//
+	// Do not use sync.RWMutex, since it has zero sense from performance PoV.
+	// It only complicates the code.
+	mu sync.Mutex
 
+	// decimalBuckets contains counters for histogram buckets
 	decimalBuckets [decimalBucketsCount]*[bucketsPerDecimal]uint64
 
+	// lower is the number of values, which hit the lower bucket
 	lower uint64
+
+	// upper is the number of values, which hit the upper bucket
 	upper uint64
 
+	// sum is the sum of all the values put into Histogram
 	sum float64
 }
 
@@ -109,28 +117,30 @@ func (h *Histogram) Update(v float64) {
 	h.mu.Unlock()
 }
 
-// Merge merges histograms
-func (h *Histogram) Merge(b *Histogram) {
+// Merge merges src to h
+func (h *Histogram) Merge(src *Histogram) {
 	h.mu.Lock()
 	defer h.mu.Unlock()
 
-	b.mu.RLock()
-	defer b.mu.RUnlock()
+	src.mu.Lock()
+	defer src.mu.Unlock()
 
-	h.lower += b.lower
-	h.upper += b.upper
-	h.sum += b.sum
+	h.lower += src.lower
+	h.upper += src.upper
+	h.sum += src.sum
 
-	for i, db := range b.decimalBuckets {
-		if db == nil {
+	for i, dbSrc := range src.decimalBuckets {
+		if dbSrc == nil {
 			continue
 		}
-		if h.decimalBuckets[i] == nil {
+		dbDst := h.decimalBuckets[i]
+		if dbDst == nil {
 			var b [bucketsPerDecimal]uint64
-			h.decimalBuckets[i] = &b
+			dbDst = &b
+			h.decimalBuckets[i] = dbDst
 		}
-		for j := range db {
-			h.decimalBuckets[i][j] += db[j]
+		for j := range dbSrc {
+			dbDst[j] += dbSrc[j]
 		}
 	}
 }
@@ -142,7 +152,7 @@ func (h *Histogram) Merge(b *Histogram) {
 // This is required to be compatible with Prometheus-style histogram buckets
 // with `le` (less or equal) labels.
 func (h *Histogram) VisitNonZeroBuckets(f func(vmrange string, count uint64)) {
-	h.mu.RLock()
+	h.mu.Lock()
 	if h.lower > 0 {
 		f(lowerBucketRange, h.lower)
 	}
@@ -161,7 +171,7 @@ func (h *Histogram) VisitNonZeroBuckets(f func(vmrange string, count uint64)) {
 	if h.upper > 0 {
 		f(upperBucketRange, h.upper)
 	}
-	h.mu.RUnlock()
+	h.mu.Unlock()
 }
 
 // NewHistogram creates and returns new histogram with the given name.
@@ -249,9 +259,9 @@ func (h *Histogram) marshalTo(prefix string, w io.Writer) {
 }
 
 func (h *Histogram) getSum() float64 {
-	h.mu.RLock()
+	h.mu.Lock()
 	sum := h.sum
-	h.mu.RUnlock()
+	h.mu.Unlock()
 	return sum
 }
 

vendor/github.com/VictoriaMetrics/metrics/process_metrics_linux.go

@@ -16,6 +16,11 @@ import (
 // See https://github.com/prometheus/procfs/blob/a4ac0826abceb44c40fc71daed2b301db498b93e/proc_stat.go#L40 .
 const userHZ = 100
 
+// Different environments may have different page size.
+//
+// See https://github.com/VictoriaMetrics/VictoriaMetrics/issues/6457
+var pageSizeBytes = uint64(os.Getpagesize())
+
 // See http://man7.org/linux/man-pages/man5/proc.5.html
 type procStat struct {
 	State       byte
@@ -80,7 +85,7 @@ func writeProcessMetrics(w io.Writer) {
 	WriteCounterUint64(w, "process_major_pagefaults_total", uint64(p.Majflt))
 	WriteCounterUint64(w, "process_minor_pagefaults_total", uint64(p.Minflt))
 	WriteGaugeUint64(w, "process_num_threads", uint64(p.NumThreads))
-	WriteGaugeUint64(w, "process_resident_memory_bytes", uint64(p.Rss)*uint64(os.Getpagesize()))
+	WriteGaugeUint64(w, "process_resident_memory_bytes", uint64(p.Rss)*pageSizeBytes)
 	WriteGaugeUint64(w, "process_start_time_seconds", uint64(startTimeSeconds))
 	WriteGaugeUint64(w, "process_virtual_memory_bytes", uint64(p.Vsize))
 	writeProcessMemMetrics(w)

vendor/github.com/VictoriaMetrics/metrics/push.go

@@ -32,7 +32,8 @@ type PushOptions struct {
 	// By default the compression is enabled.
 	DisableCompression bool
 
-	// Method is an optional of HTTP request method.
+	// Method is HTTP request method to use when pushing metrics to pushURL.
+	//
 	// By default the Method is GET.
 	Method string
 
@@ -301,7 +302,7 @@ func newPushContext(pushURL string, opts *PushOptions) (*pushContext, error) {
 	}
 
 	method := opts.Method
-	if len(method) == 0 {
+	if method == "" {
 		method = http.MethodGet
 	}
 

vendor/modules.txt

@@ -115,7 +115,7 @@ github.com/VictoriaMetrics/easyproto
 # github.com/VictoriaMetrics/fastcache v1.12.2
 ## explicit; go 1.13
 github.com/VictoriaMetrics/fastcache
-# github.com/VictoriaMetrics/metrics v1.35.0
+# github.com/VictoriaMetrics/metrics v1.35.1
 ## explicit; go 1.17
 github.com/VictoriaMetrics/metrics
 # github.com/VictoriaMetrics/metricsql v0.76.0