rebase: bump the github-dependencies group with 2 updates

Bumps the github-dependencies group with 2 updates: [github.com/aws/aws-sdk-go-v2/service/sts](https://github.com/aws/aws-sdk-go-v2) and [github.com/prometheus/client_golang](https://github.com/prometheus/client_golang). Updates `github.com/aws/aws-sdk-go-v2/service/sts` from 1.30.5 to 1.30.7 - [Release notes](https://github.com/aws/aws-sdk-go-v2/releases) - [Commits](https://github.com/aws/aws-sdk-go-v2/compare/v1.30.5...service/sts/v1.30.7) Updates `github.com/prometheus/client_golang` from 1.20.2 to 1.20.3 - [Release notes](https://github.com/prometheus/client_golang/releases) - [Changelog](https://github.com/prometheus/client_golang/blob/v1.20.3/CHANGELOG.md) - [Commits](https://github.com/prometheus/client_golang/compare/v1.20.2...v1.20.3) --- updated-dependencies: - dependency-name: github.com/aws/aws-sdk-go-v2/service/sts dependency-type: direct:production update-type: version-update:semver-patch dependency-group: github-dependencies - dependency-name: github.com/prometheus/client_golang dependency-type: direct:production update-type: version-update:semver-patch dependency-group: github-dependencies ... Signed-off-by: dependabot[bot] <support@github.com>
2024-09-18 22:49:54 +00:00 · 2024-09-09 20:06:02 +00:00 · 2024-09-09 20:06:02 +00:00 · 226864dd1a
commit 226864dd1a
parent 52f39a36c3
17 changed files with 126 additions and 59 deletions
--- a/go.mod
+++ b/go.mod
@ -5,7 +5,7 @@ go 1.22.5
 require (
 	github.com/IBM/keyprotect-go-client v0.15.1
 	github.com/aws/aws-sdk-go v1.55.5
-	github.com/aws/aws-sdk-go-v2/service/sts v1.30.5
+	github.com/aws/aws-sdk-go-v2/service/sts v1.30.7
 	github.com/ceph/ceph-csi/api v0.0.0-00010101000000-000000000000
 	github.com/ceph/go-ceph v0.29.0
 	github.com/container-storage-interface/spec v1.10.0
@ -23,7 +23,7 @@ require (
 	github.com/onsi/ginkgo/v2 v2.20.2
 	github.com/onsi/gomega v1.34.2
 	github.com/pkg/xattr v0.4.10
-	github.com/prometheus/client_golang v1.20.2
+	github.com/prometheus/client_golang v1.20.3
 	github.com/stretchr/testify v1.9.0
 	golang.org/x/crypto v0.27.0
 	golang.org/x/net v0.29.0
@ -60,11 +60,11 @@ require (
 	github.com/ansel1/merry/v2 v2.0.1 // indirect
 	github.com/antlr4-go/antlr/v4 v4.13.0 // indirect
 	github.com/asaskevich/govalidator v0.0.0-20190424111038-f61b66f89f4a // indirect
-	github.com/aws/aws-sdk-go-v2 v1.30.4 // indirect
-	github.com/aws/aws-sdk-go-v2/internal/configsources v1.3.16 // indirect
-	github.com/aws/aws-sdk-go-v2/internal/endpoints/v2 v2.6.16 // indirect
+	github.com/aws/aws-sdk-go-v2 v1.30.5 // indirect
+	github.com/aws/aws-sdk-go-v2/internal/configsources v1.3.17 // indirect
+	github.com/aws/aws-sdk-go-v2/internal/endpoints/v2 v2.6.17 // indirect
 	github.com/aws/aws-sdk-go-v2/service/internal/accept-encoding v1.11.4 // indirect
-	github.com/aws/aws-sdk-go-v2/service/internal/presigned-url v1.11.18 // indirect
+	github.com/aws/aws-sdk-go-v2/service/internal/presigned-url v1.11.19 // indirect
 	github.com/aws/smithy-go v1.20.4 // indirect
 	github.com/beorn7/perks v1.0.1 // indirect
 	github.com/blang/semver/v4 v4.0.0 // indirect
--- a/go.sum
+++ b/go.sum
@ -1406,18 +1406,18 @@ github.com/asaskevich/govalidator v0.0.0-20190424111038-f61b66f89f4a/go.mod h1:l
 github.com/aws/aws-sdk-go v1.44.164/go.mod h1:aVsgQcEevwlmQ7qHE9I3h+dtQgpqhFB+i8Phjh7fkwI=
 github.com/aws/aws-sdk-go v1.55.5 h1:KKUZBfBoyqy5d3swXyiC7Q76ic40rYcbqH7qjh59kzU=
 github.com/aws/aws-sdk-go v1.55.5/go.mod h1:eRwEWoyTWFMVYVQzKMNHWP5/RV4xIUGMQfXQHfHkpNU=
-github.com/aws/aws-sdk-go-v2 v1.30.4 h1:frhcagrVNrzmT95RJImMHgabt99vkXGslubDaDagTk8=
-github.com/aws/aws-sdk-go-v2 v1.30.4/go.mod h1:CT+ZPWXbYrci8chcARI3OmI/qgd+f6WtuLOoaIA8PR0=
-github.com/aws/aws-sdk-go-v2/internal/configsources v1.3.16 h1:TNyt/+X43KJ9IJJMjKfa3bNTiZbUP7DeCxfbTROESwY=
-github.com/aws/aws-sdk-go-v2/internal/configsources v1.3.16/go.mod h1:2DwJF39FlNAUiX5pAc0UNeiz16lK2t7IaFcm0LFHEgc=
-github.com/aws/aws-sdk-go-v2/internal/endpoints/v2 v2.6.16 h1:jYfy8UPmd+6kJW5YhY0L1/KftReOGxI/4NtVSTh9O/I=
-github.com/aws/aws-sdk-go-v2/internal/endpoints/v2 v2.6.16/go.mod h1:7ZfEPZxkW42Afq4uQB8H2E2e6ebh6mXTueEpYzjCzcs=
+github.com/aws/aws-sdk-go-v2 v1.30.5 h1:mWSRTwQAb0aLE17dSzztCVJWI9+cRMgqebndjwDyK0g=
+github.com/aws/aws-sdk-go-v2 v1.30.5/go.mod h1:CT+ZPWXbYrci8chcARI3OmI/qgd+f6WtuLOoaIA8PR0=
+github.com/aws/aws-sdk-go-v2/internal/configsources v1.3.17 h1:pI7Bzt0BJtYA0N/JEC6B8fJ4RBrEMi1LBrkMdFYNSnQ=
+github.com/aws/aws-sdk-go-v2/internal/configsources v1.3.17/go.mod h1:Dh5zzJYMtxfIjYW+/evjQ8uj2OyR/ve2KROHGHlSFqE=
+github.com/aws/aws-sdk-go-v2/internal/endpoints/v2 v2.6.17 h1:Mqr/V5gvrhA2gvgnF42Zh5iMiQNcOYthFYwCyrnuWlc=
+github.com/aws/aws-sdk-go-v2/internal/endpoints/v2 v2.6.17/go.mod h1:aLJpZlCmjE+V+KtN1q1uyZkfnUWpQGpbsn89XPKyzfU=
 github.com/aws/aws-sdk-go-v2/service/internal/accept-encoding v1.11.4 h1:KypMCbLPPHEmf9DgMGw51jMj77VfGPAN2Kv4cfhlfgI=
 github.com/aws/aws-sdk-go-v2/service/internal/accept-encoding v1.11.4/go.mod h1:Vz1JQXliGcQktFTN/LN6uGppAIRoLBR2bMvIMP0gOjc=
-github.com/aws/aws-sdk-go-v2/service/internal/presigned-url v1.11.18 h1:tJ5RnkHCiSH0jyd6gROjlJtNwov0eGYNz8s8nFcR0jQ=
-github.com/aws/aws-sdk-go-v2/service/internal/presigned-url v1.11.18/go.mod h1:++NHzT+nAF7ZPrHPsA+ENvsXkOO8wEu+C6RXltAG4/c=
-github.com/aws/aws-sdk-go-v2/service/sts v1.30.5 h1:OMsEmCyz2i89XwRwPouAJvhj81wINh+4UK+k/0Yo/q8=
-github.com/aws/aws-sdk-go-v2/service/sts v1.30.5/go.mod h1:vmSqFK+BVIwVpDAGZB3CoCXHzurt4qBE8lf+I/kRTh0=
+github.com/aws/aws-sdk-go-v2/service/internal/presigned-url v1.11.19 h1:rfprUlsdzgl7ZL2KlXiUAoJnI/VxfHCvDFr2QDFj6u4=
+github.com/aws/aws-sdk-go-v2/service/internal/presigned-url v1.11.19/go.mod h1:SCWkEdRq8/7EK60NcvvQ6NXKuTcchAD4ROAsC37VEZE=
+github.com/aws/aws-sdk-go-v2/service/sts v1.30.7 h1:NKTa1eqZYw8tiHSRGpP0VtTdub/8KNk8sDkNPFaOKDE=
+github.com/aws/aws-sdk-go-v2/service/sts v1.30.7/go.mod h1:NXi1dIAGteSaRLqYgarlhP/Ij0cFT+qmCwiJqWh/U5o=
 github.com/aws/smithy-go v1.20.4 h1:2HK1zBdPgRbjFOHlfeQZfpC4r72MOb9bZkiFwggKO+4=
 github.com/aws/smithy-go v1.20.4/go.mod h1:irrKGvNn1InZwb2d7fkIRNucdfwR8R+Ts3wxYa/cJHg=
 github.com/benbjohnson/clock v1.1.0/go.mod h1:J11/hYXuz8f4ySSvYwY0FKfm+ezbsZBKZxNJlLklBHA=
@ -2159,8 +2159,8 @@ github.com/prometheus/client_golang v1.15.1/go.mod h1:e9yaBhRPU2pPNsZwE+JdQl0KEt
 github.com/prometheus/client_golang v1.17.0/go.mod h1:VeL+gMmOAxkS2IqfCq0ZmHSL+LjWfWDUmp1mBz9JgUY=
 github.com/prometheus/client_golang v1.18.0/go.mod h1:T+GXkCk5wSJyOqMIzVgvvjFDlkOQntgjkJWKrN5txjA=
 github.com/prometheus/client_golang v1.19.1/go.mod h1:mP78NwGzrVks5S2H6ab8+ZZGJLZUq1hoULYBAYBw1Ho=
-github.com/prometheus/client_golang v1.20.2 h1:5ctymQzZlyOON1666svgwn3s6IKWgfbjsejTMiXIyjg=
-github.com/prometheus/client_golang v1.20.2/go.mod h1:PIEt8X02hGcP8JWbeHyeZ53Y/jReSnHgO035n//V5WE=
+github.com/prometheus/client_golang v1.20.3 h1:oPksm4K8B+Vt35tUhw6GbSNSgVlVSBH0qELP/7u83l4=
+github.com/prometheus/client_golang v1.20.3/go.mod h1:PIEt8X02hGcP8JWbeHyeZ53Y/jReSnHgO035n//V5WE=
 github.com/prometheus/client_model v0.0.0-20180712105110-5c3871d89910/go.mod h1:MbSGuTsp3dbXC40dX6PRTWyKYBIrTGTE9sqQNg2J8bo=
 github.com/prometheus/client_model v0.0.0-20190129233127-fd36f4220a90/go.mod h1:xMI15A0UPsDsEKsMN9yxemIoYk6Tm2C1GtYGdfGttqA=
 github.com/prometheus/client_model v0.0.0-20190812154241-14fe0d1b01d4/go.mod h1:xMI15A0UPsDsEKsMN9yxemIoYk6Tm2C1GtYGdfGttqA=
--- a/vendor/github.com/aws/aws-sdk-go-v2/aws/go_module_metadata.go
+++ b/vendor/github.com/aws/aws-sdk-go-v2/aws/go_module_metadata.go
@ -3,4 +3,4 @@
 package aws

 // goModuleVersion is the tagged release for this module
-const goModuleVersion = "1.30.4"
+const goModuleVersion = "1.30.5"
--- a/vendor/github.com/aws/aws-sdk-go-v2/aws/signer/internal/v4/headers.go
+++ b/vendor/github.com/aws/aws-sdk-go-v2/aws/signer/internal/v4/headers.go
@ -45,7 +45,6 @@ var RequiredSignedHeaders = Rules{
 			"X-Amz-Grant-Write-Acp":                                       struct{}{},
 			"X-Amz-Metadata-Directive":                                    struct{}{},
 			"X-Amz-Mfa":                                                   struct{}{},
-			"X-Amz-Request-Payer":                                         struct{}{},
 			"X-Amz-Server-Side-Encryption":                                struct{}{},
 			"X-Amz-Server-Side-Encryption-Aws-Kms-Key-Id":                 struct{}{},
 			"X-Amz-Server-Side-Encryption-Context":                        struct{}{},
--- a/vendor/github.com/aws/aws-sdk-go-v2/aws/signer/v4/v4.go
+++ b/vendor/github.com/aws/aws-sdk-go-v2/aws/signer/v4/v4.go
@ -394,11 +394,16 @@ func (s *httpSigner) buildCredentialScope() string {
 func buildQuery(r v4Internal.Rule, header http.Header) (url.Values, http.Header) {
 	query := url.Values{}
 	unsignedHeaders := http.Header{}
+
+	// A list of headers to be converted to lower case to mitigate a limitation from S3
+	lowerCaseHeaders := map[string]string{
+		"X-Amz-Expected-Bucket-Owner": "x-amz-expected-bucket-owner", // see #2508
+		"X-Amz-Request-Payer":         "x-amz-request-payer",         // see #2764
+	}
+
 	for k, h := range header {
-		// literally just this header has this constraint for some stupid reason,
-		// see #2508
-		if k == "X-Amz-Expected-Bucket-Owner" {
-			k = "x-amz-expected-bucket-owner"
+		if newKey, ok := lowerCaseHeaders[k]; ok {
+			k = newKey
 		}

 		if r.IsValid(k) {
--- a/vendor/github.com/aws/aws-sdk-go-v2/internal/configsources/CHANGELOG.md
+++ b/vendor/github.com/aws/aws-sdk-go-v2/internal/configsources/CHANGELOG.md
@ -1,3 +1,7 @@
+# v1.3.17 (2024-09-03)
+
+* **Dependency Update**: Updated to the latest SDK module versions
+
 # v1.3.16 (2024-08-15)

 * **Dependency Update**: Bump minimum Go version to 1.21.
--- a/vendor/github.com/aws/aws-sdk-go-v2/internal/configsources/go_module_metadata.go
+++ b/vendor/github.com/aws/aws-sdk-go-v2/internal/configsources/go_module_metadata.go
@ -3,4 +3,4 @@
 package configsources

 // goModuleVersion is the tagged release for this module
-const goModuleVersion = "1.3.16"
+const goModuleVersion = "1.3.17"
--- a/vendor/github.com/aws/aws-sdk-go-v2/internal/endpoints/awsrulesfn/partitions.json
+++ b/vendor/github.com/aws/aws-sdk-go-v2/internal/endpoints/awsrulesfn/partitions.json
@ -44,6 +44,9 @@
      "ap-southeast-4" : {
        "description" : "Asia Pacific (Melbourne)"
      },
+      "ap-southeast-5" : {
+        "description" : "Asia Pacific (Malaysia)"
+      },
      "aws-global" : {
        "description" : "AWS Standard global region"
      },
--- a/vendor/github.com/aws/aws-sdk-go-v2/internal/endpoints/v2/CHANGELOG.md
+++ b/vendor/github.com/aws/aws-sdk-go-v2/internal/endpoints/v2/CHANGELOG.md
@ -1,3 +1,7 @@
+# v2.6.17 (2024-09-03)
+
+* **Dependency Update**: Updated to the latest SDK module versions
+
 # v2.6.16 (2024-08-15)

 * **Dependency Update**: Bump minimum Go version to 1.21.
--- a/vendor/github.com/aws/aws-sdk-go-v2/internal/endpoints/v2/go_module_metadata.go
+++ b/vendor/github.com/aws/aws-sdk-go-v2/internal/endpoints/v2/go_module_metadata.go
@ -3,4 +3,4 @@
 package endpoints

 // goModuleVersion is the tagged release for this module
-const goModuleVersion = "2.6.16"
+const goModuleVersion = "2.6.17"
--- a/vendor/github.com/aws/aws-sdk-go-v2/service/internal/presigned-url/CHANGELOG.md
+++ b/vendor/github.com/aws/aws-sdk-go-v2/service/internal/presigned-url/CHANGELOG.md
@ -1,3 +1,7 @@
+# v1.11.19 (2024-09-03)
+
+* **Dependency Update**: Updated to the latest SDK module versions
+
 # v1.11.18 (2024-08-15)

 * **Dependency Update**: Bump minimum Go version to 1.21.
--- a/vendor/github.com/aws/aws-sdk-go-v2/service/internal/presigned-url/go_module_metadata.go
+++ b/vendor/github.com/aws/aws-sdk-go-v2/service/internal/presigned-url/go_module_metadata.go
@ -3,4 +3,4 @@
 package presignedurl

 // goModuleVersion is the tagged release for this module
-const goModuleVersion = "1.11.18"
+const goModuleVersion = "1.11.19"
--- a/vendor/github.com/aws/aws-sdk-go-v2/service/sts/CHANGELOG.md
+++ b/vendor/github.com/aws/aws-sdk-go-v2/service/sts/CHANGELOG.md
@ -1,3 +1,11 @@
+# v1.30.7 (2024-09-04)
+
+* No change notes available for this release.
+
+# v1.30.6 (2024-09-03)
+
+* **Dependency Update**: Updated to the latest SDK module versions
+
 # v1.30.5 (2024-08-22)

 * No change notes available for this release.
--- a/vendor/github.com/aws/aws-sdk-go-v2/service/sts/go_module_metadata.go
+++ b/vendor/github.com/aws/aws-sdk-go-v2/service/sts/go_module_metadata.go
@ -3,4 +3,4 @@
 package sts

 // goModuleVersion is the tagged release for this module
-const goModuleVersion = "1.30.5"
+const goModuleVersion = "1.30.7"
--- a/vendor/github.com/aws/aws-sdk-go-v2/service/sts/internal/endpoints/endpoints.go
+++ b/vendor/github.com/aws/aws-sdk-go-v2/service/sts/internal/endpoints/endpoints.go
@ -94,7 +94,7 @@ var partitionRegexp = struct {
 	AwsUsGov *regexp.Regexp
 }{

-	Aws:      regexp.MustCompile("^(us|eu|ap|sa|ca|me|af|il)\\-\\w+\\-\\d+$"),
+	Aws:      regexp.MustCompile("^(us|eu|ap|sa|ca|me|af|il|mx)\\-\\w+\\-\\d+$"),
 	AwsCn:    regexp.MustCompile("^cn\\-\\w+\\-\\d+$"),
 	AwsIso:   regexp.MustCompile("^us\\-iso\\-\\w+\\-\\d+$"),
 	AwsIsoB:  regexp.MustCompile("^us\\-isob\\-\\w+\\-\\d+$"),
--- a/vendor/github.com/prometheus/client_golang/prometheus/histogram.go
+++ b/vendor/github.com/prometheus/client_golang/prometheus/histogram.go
@ -1658,7 +1658,10 @@ func addAndResetCounts(hot, cold *histogramCounts) {
 type nativeExemplars struct {
 	sync.Mutex

-	ttl       time.Duration
+	// Time-to-live for exemplars, it is set to -1 if exemplars are disabled, that is NativeHistogramMaxExemplars is below 0.
+	// The ttl is used on insertion to remove an exemplar that is older than ttl, if present.
+	ttl time.Duration
+
 	exemplars []*dto.Exemplar
 }

@ -1673,6 +1676,7 @@ func makeNativeExemplars(ttl time.Duration, maxCount int) nativeExemplars {

 	if maxCount < 0 {
 		maxCount = 0
+		ttl = -1
 	}

 	return nativeExemplars{
@ -1682,20 +1686,18 @@ func makeNativeExemplars(ttl time.Duration, maxCount int) nativeExemplars {
 }

 func (n *nativeExemplars) addExemplar(e *dto.Exemplar) {
-	if cap(n.exemplars) == 0 {
+	if n.ttl == -1 {
 		return
 	}

 	n.Lock()
 	defer n.Unlock()

-	// The index where to insert the new exemplar.
-	var nIdx int = -1
-
 	// When the number of exemplars has not yet exceeded or
 	// is equal to cap(n.exemplars), then
 	// insert the new exemplar directly.
 	if len(n.exemplars) < cap(n.exemplars) {
+		var nIdx int
 		for nIdx = 0; nIdx < len(n.exemplars); nIdx++ {
 			if *e.Value < *n.exemplars[nIdx].Value {
 				break
@ -1705,17 +1707,46 @@ func (n *nativeExemplars) addExemplar(e *dto.Exemplar) {
 		return
 	}

+	if len(n.exemplars) == 1 {
+		// When the number of exemplars is 1, then
+		// replace the existing exemplar with the new exemplar.
+		n.exemplars[0] = e
+		return
+	}
+	// From this point on, the number of exemplars is greater than 1.
+
 	// When the number of exemplars exceeds the limit, remove one exemplar.
 	var (
-		rIdx int // The index where to remove the old exemplar.
+		ot    = time.Time{} // Oldest timestamp seen. Initial value doesn't matter as we replace it due to otIdx == -1 in the loop.
+		otIdx = -1          // Index of the exemplar with the oldest timestamp.

-		ot    = time.Now() // Oldest timestamp seen.
-		otIdx = -1         // Index of the exemplar with the oldest timestamp.
+		md = -1.0 // Logarithm of the delta of the closest pair of exemplars.

-		md    = -1.0  // Logarithm of the delta of the closest pair of exemplars.
-		mdIdx = -1    // Index of the older exemplar within the closest pair.
-		cLog  float64 // Logarithm of the current exemplar.
-		pLog  float64 // Logarithm of the previous exemplar.
+		// The insertion point of the new exemplar in the exemplars slice after insertion.
+		// This is calculated purely based on the order of the exemplars by value.
+		// nIdx == len(n.exemplars) means the new exemplar is to be inserted after the end.
+		nIdx = -1
+
+		// rIdx is ultimately the index for the exemplar that we are replacing with the new exemplar.
+		// The aim is to keep a good spread of exemplars by value and not let them bunch up too much.
+		// It is calculated in 3 steps:
+		//   1. First we set rIdx to the index of the older exemplar within the closest pair by value.
+		//      That is the following will be true (on log scale):
+		//      either the exemplar pair on index (rIdx-1, rIdx) or (rIdx, rIdx+1) will have
+		//      the closest values to each other from all pairs.
+		//      For example, suppose the values are distributed like this:
+		//        |-----------x-------------x----------------x----x-----|
+		//                                                   ^--rIdx as this is older.
+		//      Or like this:
+		//        |-----------x-------------x----------------x----x-----|
+		//                                                        ^--rIdx as this is older.
+		//   2. If there is an exemplar that expired, then we simple reset rIdx to that index.
+		//   3. We check if by inserting the new exemplar we would create a closer pair at
+		//      (nIdx-1, nIdx) or (nIdx, nIdx+1) and set rIdx to nIdx-1 or nIdx accordingly to
+		//      keep the spread of exemplars by value; otherwise we keep rIdx as it is.
+		rIdx = -1
+		cLog float64 // Logarithm of the current exemplar.
+		pLog float64 // Logarithm of the previous exemplar.
 	)

 	for i, exemplar := range n.exemplars {
@ -1726,7 +1757,7 @@ func (n *nativeExemplars) addExemplar(e *dto.Exemplar) {
 		}

 		// Find the index at which to insert new the exemplar.
-		if *e.Value <= *exemplar.Value && nIdx == -1 {
+		if nIdx == -1 && *e.Value <= *exemplar.Value {
 			nIdx = i
 		}

@ -1738,11 +1769,13 @@ func (n *nativeExemplars) addExemplar(e *dto.Exemplar) {
 		}
 		diff := math.Abs(cLog - pLog)
 		if md == -1 || diff < md {
+			// The closest exemplar pair is at index: i-1, i.
+			// Choose the exemplar with the older timestamp for replacement.
 			md = diff
 			if n.exemplars[i].Timestamp.AsTime().Before(n.exemplars[i-1].Timestamp.AsTime()) {
-				mdIdx = i
+				rIdx = i
 			} else {
-				mdIdx = i - 1
+				rIdx = i - 1
 			}
 		}

@ -1753,8 +1786,12 @@ func (n *nativeExemplars) addExemplar(e *dto.Exemplar) {
 	if nIdx == -1 {
 		nIdx = len(n.exemplars)
 	}
+	// Here, we have the following relationships:
+	// n.exemplars[nIdx-1].Value < e.Value (if nIdx > 0)
+	// e.Value <= n.exemplars[nIdx].Value (if nIdx < len(n.exemplars))

 	if otIdx != -1 && e.Timestamp.AsTime().Sub(ot) > n.ttl {
+		// If the oldest exemplar has expired, then replace it with the new exemplar.
 		rIdx = otIdx
 	} else {
 		// In the previous for loop, when calculating the closest pair of exemplars,
@ -1764,23 +1801,26 @@ func (n *nativeExemplars) addExemplar(e *dto.Exemplar) {
 		if nIdx > 0 {
 			diff := math.Abs(elog - math.Log(n.exemplars[nIdx-1].GetValue()))
 			if diff < md {
+				// The value we are about to insert is closer to the previous exemplar at the insertion point than what we calculated before in rIdx.
+				//                                            v--rIdx
+				// |-----------x-n-----------x----------------x----x-----|
+				//     nIdx-1--^ ^--new exemplar value
+				// Do not make the spread worse, replace nIdx-1 and not rIdx.
 				md = diff
-				mdIdx = nIdx
-				if n.exemplars[nIdx-1].Timestamp.AsTime().Before(e.Timestamp.AsTime()) {
-					mdIdx = nIdx - 1
-				}
+				rIdx = nIdx - 1
 			}
 		}
 		if nIdx < len(n.exemplars) {
 			diff := math.Abs(math.Log(n.exemplars[nIdx].GetValue()) - elog)
 			if diff < md {
-				mdIdx = nIdx
-				if n.exemplars[nIdx].Timestamp.AsTime().Before(e.Timestamp.AsTime()) {
-					mdIdx = nIdx
-				}
+				// The value we are about to insert is closer to the next exemplar at the insertion point than what we calculated before in rIdx.
+				//                                            v--rIdx
+				// |-----------x-----------n-x----------------x----x-----|
+				//     new exemplar value--^ ^--nIdx
+				// Do not make the spread worse, replace nIdx-1 and not rIdx.
+				rIdx = nIdx
 			}
 		}
-		rIdx = mdIdx
 	}

 	// Adjust the slice according to rIdx and nIdx.
--- a/vendor/modules.txt
+++ b/vendor/modules.txt
@ -126,7 +126,7 @@ github.com/aws/aws-sdk-go/service/sso/ssoiface
 github.com/aws/aws-sdk-go/service/ssooidc
 github.com/aws/aws-sdk-go/service/sts
 github.com/aws/aws-sdk-go/service/sts/stsiface
-# github.com/aws/aws-sdk-go-v2 v1.30.4
+# github.com/aws/aws-sdk-go-v2 v1.30.5
 ## explicit; go 1.21
 github.com/aws/aws-sdk-go-v2/aws
 github.com/aws/aws-sdk-go-v2/aws/defaults
@ -150,19 +150,19 @@ github.com/aws/aws-sdk-go-v2/internal/sdk
 github.com/aws/aws-sdk-go-v2/internal/strings
 github.com/aws/aws-sdk-go-v2/internal/sync/singleflight
 github.com/aws/aws-sdk-go-v2/internal/timeconv
-# github.com/aws/aws-sdk-go-v2/internal/configsources v1.3.16
+# github.com/aws/aws-sdk-go-v2/internal/configsources v1.3.17
 ## explicit; go 1.21
 github.com/aws/aws-sdk-go-v2/internal/configsources
-# github.com/aws/aws-sdk-go-v2/internal/endpoints/v2 v2.6.16
+# github.com/aws/aws-sdk-go-v2/internal/endpoints/v2 v2.6.17
 ## explicit; go 1.21
 github.com/aws/aws-sdk-go-v2/internal/endpoints/v2
 # github.com/aws/aws-sdk-go-v2/service/internal/accept-encoding v1.11.4
 ## explicit; go 1.21
 github.com/aws/aws-sdk-go-v2/service/internal/accept-encoding
-# github.com/aws/aws-sdk-go-v2/service/internal/presigned-url v1.11.18
+# github.com/aws/aws-sdk-go-v2/service/internal/presigned-url v1.11.19
 ## explicit; go 1.21
 github.com/aws/aws-sdk-go-v2/service/internal/presigned-url
-# github.com/aws/aws-sdk-go-v2/service/sts v1.30.5
+# github.com/aws/aws-sdk-go-v2/service/sts v1.30.7
 ## explicit; go 1.21
 github.com/aws/aws-sdk-go-v2/service/sts
 github.com/aws/aws-sdk-go-v2/service/sts/internal/endpoints
@ -584,7 +584,7 @@ github.com/pkg/xattr
 # github.com/pmezard/go-difflib v1.0.1-0.20181226105442-5d4384ee4fb2
 ## explicit
 github.com/pmezard/go-difflib/difflib
-# github.com/prometheus/client_golang v1.20.2
+# github.com/prometheus/client_golang v1.20.3
 ## explicit; go 1.20
 github.com/prometheus/client_golang/internal/github.com/golang/gddo/httputil
 github.com/prometheus/client_golang/internal/github.com/golang/gddo/httputil/header