Upgrade versions of vendored libs

vendor/github.com/cockroachdb/pebble/metrics.go

@@ -6,13 +6,15 @@ package pebble
 
 import (
 	"fmt"
+	"time"
 
-	"github.com/HdrHistogram/hdrhistogram-go"
 	"github.com/cockroachdb/pebble/internal/base"
 	"github.com/cockroachdb/pebble/internal/cache"
 	"github.com/cockroachdb/pebble/internal/humanize"
+	"github.com/cockroachdb/pebble/record"
 	"github.com/cockroachdb/pebble/sstable"
 	"github.com/cockroachdb/redact"
+	"github.com/prometheus/client_golang/prometheus"
 )
 
 // CacheMetrics holds metrics for the block and table cache.
@@ -158,7 +160,8 @@ type Metrics struct {
 
 	Flush struct {
 		// The total number of flushes.
-		Count int64
+		Count           int64
+		WriteThroughput ThroughputMetric
 	}
 
 	Filter FilterMetrics
@@ -178,6 +181,11 @@ type Metrics struct {
 		ZombieCount int64
 	}
 
+	Keys struct {
+		// The approximate count of internal range key set keys in the database.
+		RangeKeySetsCount uint64
+	}
+
 	Snapshots struct {
 		// The number of currently open snapshots.
 		Count int
@@ -222,12 +230,26 @@ type Metrics struct {
 		BytesWritten uint64
 	}
 
+	LogWriter struct {
+		FsyncLatency prometheus.Histogram
+		record.LogWriterMetrics
+	}
+
 	private struct {
 		optionsFileSize  uint64
 		manifestFileSize uint64
 	}
 }
 
+var (
+	// FsyncLatencyBuckets are prometheus histogram buckets suitable for a histogram
+	// that records latencies for fsyncs.
+	FsyncLatencyBuckets = append(
+		prometheus.LinearBuckets(0.0, float64(time.Microsecond*100), 50),
+		prometheus.ExponentialBucketsRange(float64(time.Millisecond*5), float64(10*time.Second), 50)...,
+	)
+)
+
 // DiskSpaceUsage returns the total disk space used by the database in bytes,
 // including live and obsolete files.
 func (m *Metrics) DiskSpaceUsage() uint64 {
@@ -424,41 +446,3 @@ func hitRate(hits, misses int64) float64 {
 	}
 	return 100 * float64(hits) / float64(sum)
 }
-
-// InternalIntervalMetrics exposes metrics about internal subsystems, that can
-// be useful for deep observability purposes, and for higher-level admission
-// control systems that are trying to estimate the capacity of the DB. These
-// are experimental and subject to change, since they expose internal
-// implementation details, so do not rely on these without discussion with the
-// Pebble team.
-// These represent the metrics over the interval of time from the last call to
-// retrieve these metrics. These are not cumulative, unlike Metrics. The main
-// challenge in making these cumulative is the hdrhistogram.Histogram, which
-// does not have the ability to subtract a histogram from a preceding metric
-// retrieval.
-type InternalIntervalMetrics struct {
-	// LogWriter metrics.
-	LogWriter struct {
-		// WriteThroughput is the WAL throughput.
-		WriteThroughput ThroughputMetric
-		// PendingBufferUtilization is the utilization of the WAL writer's
-		// finite-sized pending blocks buffer. It provides an additional signal
-		// regarding how close to "full" the WAL writer is. The value is in the
-		// interval [0,1].
-		PendingBufferUtilization float64
-		// SyncQueueUtilization is the utilization of the WAL writer's
-		// finite-sized queue of work that is waiting to sync. The value is in the
-		// interval [0,1].
-		SyncQueueUtilization float64
-		// SyncLatencyMicros is a distribution of the fsync latency observed by
-		// the WAL writer. It can be nil if there were no fsyncs.
-		SyncLatencyMicros *hdrhistogram.Histogram
-	}
-	// Flush loop metrics.
-	Flush struct {
-		// WriteThroughput is the flushing throughput.
-		WriteThroughput ThroughputMetric
-	}
-	// NB: the LogWriter throughput and the Flush throughput are not directly
-	// comparable because the former does not compress, unlike the latter.
-}