caching bucket for parquet chunks file

CHANGELOG.md

@@ -38,6 +38,7 @@
 * [ENHANCEMENT] Ingester: Handle runtime errors in query path #6769
 * [ENHANCEMENT] Compactor: Support metadata caching bucket for Cleaner. Can be enabled via `-compactor.cleaner-caching-bucket-enabled` flag. #6778
 * [ENHANCEMENT] Compactor, Store Gateway: Introduce user scanner strategy and user index. #6780
+* [ENHANCEMENT] Querier: Support chunks cache for parquet queryable. #6805
 * [BUGFIX] Ingester: Avoid error or early throttling when READONLY ingesters are present in the ring #6517
 * [BUGFIX] Ingester: Fix labelset data race condition. #6573
 * [BUGFIX] Compactor: Cleaner should not put deletion marker for blocks with no-compact marker. #6576

go.mod

@@ -82,7 +82,7 @@ require (
 	github.com/hashicorp/golang-lru/v2 v2.0.7
 	github.com/munnerz/goautoneg v0.0.0-20191010083416-a7dc8b61c822
 	github.com/parquet-go/parquet-go v0.25.1
-	github.com/prometheus-community/parquet-common v0.0.0-20250606162055-b81ebb7e1b96
+	github.com/prometheus-community/parquet-common v0.0.0-20250610002942-dfd72bae1309
 	github.com/prometheus/procfs v0.16.1
 	github.com/sercand/kuberesolver/v5 v5.1.1
 	github.com/tjhop/slog-gokit v0.1.4

go.sum

@@ -1543,8 +1543,8 @@ github.com/posener/complete v1.1.1/go.mod h1:em0nMJCgc9GFtwrmVmEMR/ZL6WyhyjMBndr
 github.com/posener/complete v1.2.3/go.mod h1:WZIdtGGp+qx0sLrYKtIRAruyNpv6hFCicSgv7Sy7s/s=
 github.com/prashantv/gostub v1.1.0 h1:BTyx3RfQjRHnUWaGF9oQos79AlQ5k8WNktv7VGvVH4g=
 github.com/prashantv/gostub v1.1.0/go.mod h1:A5zLQHz7ieHGG7is6LLXLz7I8+3LZzsrV0P1IAHhP5U=
-github.com/prometheus-community/parquet-common v0.0.0-20250606162055-b81ebb7e1b96 h1:5EbDNJOxTWGpe6yzXdgcBCU63BRSrRAh0Q1oB5AVyoA=
-github.com/prometheus-community/parquet-common v0.0.0-20250606162055-b81ebb7e1b96/go.mod h1:MwYpD+FKot7LWBMFaPS6FeM8oqo77u5erRlNkSSFPA0=
+github.com/prometheus-community/parquet-common v0.0.0-20250610002942-dfd72bae1309 h1:xGnXldBSTFPopLYi7ce+kJb+A1h1mPTeF4SLlRTEek0=
+github.com/prometheus-community/parquet-common v0.0.0-20250610002942-dfd72bae1309/go.mod h1:MwYpD+FKot7LWBMFaPS6FeM8oqo77u5erRlNkSSFPA0=
 github.com/prometheus-community/prom-label-proxy v0.11.0 h1:IO02WiiFMfcIqvjhwMbCYnDJiTNcSHBrkCGRQ/7KDd0=
 github.com/prometheus-community/prom-label-proxy v0.11.0/go.mod h1:lfvrG70XqsxWDrSh1843QXBG0fSg8EbIXmAo8xGsvw8=
 github.com/prometheus/alertmanager v0.28.1 h1:BK5pCoAtaKg01BYRUJhEDV1tqJMEtYBGzPw8QdvnnvA=

pkg/querier/blocks_store_queryable.go

@@ -186,19 +186,10 @@ func NewBlocksStoreQueryable(
 func NewBlocksStoreQueryableFromConfig(querierCfg Config, gatewayCfg storegateway.Config, storageCfg cortex_tsdb.BlocksStorageConfig, limits BlocksStoreLimits, logger log.Logger, reg prometheus.Registerer) (*BlocksStoreQueryable, error) {
 	var stores BlocksStoreSet
 
-	bucketClient, err := bucket.NewClient(context.Background(), storageCfg.Bucket, gatewayCfg.HedgedRequest.GetHedgedRoundTripper(), "querier", logger, reg)
+	bucketClient, err := createCachingBucketClient(context.Background(), storageCfg, gatewayCfg.HedgedRequest.GetHedgedRoundTripper(), "querier", logger, reg)
 	if err != nil {
-		return nil, errors.Wrap(err, "failed to create bucket client")
+		return nil, err
 	}
-
-	// Blocks finder doesn't use chunks, but we pass config for consistency.
-	matchers := cortex_tsdb.NewMatchers()
-	cachingBucket, err := cortex_tsdb.CreateCachingBucket(storageCfg.BucketStore.ChunksCache, storageCfg.BucketStore.MetadataCache, matchers, bucketClient, logger, extprom.WrapRegistererWith(prometheus.Labels{"component": "querier"}, reg))
-	if err != nil {
-		return nil, errors.Wrap(err, "create caching bucket")
-	}
-	bucketClient = cachingBucket
-
 	// Create the blocks finder.
 	var finder BlocksFinder
 	if storageCfg.BucketStore.BucketIndex.Enabled {

pkg/querier/bucket.go

@@ -0,0 +1,31 @@
+package querier
+
+import (
+	"context"
+	"net/http"
+
+	"github.com/go-kit/log"
+	"github.com/pkg/errors"
+	"github.com/prometheus/client_golang/prometheus"
+	"github.com/thanos-io/objstore"
+	"github.com/thanos-io/thanos/pkg/extprom"
+
+	"github.com/cortexproject/cortex/pkg/storage/bucket"
+	cortex_tsdb "github.com/cortexproject/cortex/pkg/storage/tsdb"
+)
+
+func createCachingBucketClient(ctx context.Context, storageCfg cortex_tsdb.BlocksStorageConfig, hedgedRoundTripper func(rt http.RoundTripper) http.RoundTripper, name string, logger log.Logger, reg prometheus.Registerer) (objstore.InstrumentedBucket, error) {
+	bucketClient, err := bucket.NewClient(ctx, storageCfg.Bucket, hedgedRoundTripper, name, logger, reg)
+	if err != nil {
+		return nil, errors.Wrap(err, "failed to create bucket client")
+	}
+
+	// Blocks finder doesn't use chunks, but we pass config for consistency.
+	matchers := cortex_tsdb.NewMatchers()
+	cachingBucket, err := cortex_tsdb.CreateCachingBucket(storageCfg.BucketStore.ChunksCache, storageCfg.BucketStore.MetadataCache, matchers, bucketClient, logger, extprom.WrapRegistererWith(prometheus.Labels{"component": name}, reg))
+	if err != nil {
+		return nil, errors.Wrap(err, "create caching bucket")
+	}
+	bucketClient = cachingBucket
+	return bucketClient, nil
+}

pkg/querier/parquet_queryable.go

@@ -115,11 +115,11 @@ func NewParquetQueryable(
 	logger log.Logger,
 	reg prometheus.Registerer,
 ) (storage.Queryable, error) {
-	bucketClient, err := bucket.NewClient(context.Background(), storageCfg.Bucket, nil, "parquet-querier", logger, reg)
-
+	bucketClient, err := createCachingBucketClient(context.Background(), storageCfg, nil, "parquet-querier", logger, reg)
 	if err != nil {
 		return nil, err
 	}
+
 	manager, err := services.NewManager(blockStorageQueryable)
 	if err != nil {
 		return nil, err
@@ -400,7 +400,7 @@ func (q *parquetQuerierWithFallback) Select(ctx context.Context, sortSeries bool
 	hints.End = maxt
 
 	if maxt < mint {
-		return nil
+		return storage.EmptySeriesSet()
 	}
 
 	remaining, parquet, err := q.getBlocks(ctx, mint, maxt)

pkg/storage/tsdb/caching_bucket.go

@@ -215,6 +215,7 @@ func CreateCachingBucket(chunksConfig ChunksCacheConfig, metadataConfig Metadata
 		cachingConfigured = true
 		chunksCache = cache.NewTracingCache(chunksCache)
 		cfg.CacheGetRange("chunks", chunksCache, matchers.GetChunksMatcher(), chunksConfig.SubrangeSize, chunksConfig.AttributesTTL, chunksConfig.SubrangeTTL, chunksConfig.MaxGetRangeRequests)
+		cfg.CacheGetRange("parquet-chunks", chunksCache, matchers.GetParquetChunksMatcher(), chunksConfig.SubrangeSize, chunksConfig.AttributesTTL, chunksConfig.SubrangeTTL, chunksConfig.MaxGetRangeRequests)
 	}
 
 	metadataCache, err := createMetadataCache("metadata-cache", &metadataConfig.MetadataCacheBackend, logger, reg)
@@ -356,6 +357,7 @@ type Matchers struct {
 func NewMatchers() Matchers {
 	matcherMap := make(map[string]func(string) bool)
 	matcherMap["chunks"] = isTSDBChunkFile
+	matcherMap["parquet-chunks"] = isParquetChunkFile
 	matcherMap["metafile"] = isMetaFile
 	matcherMap["block-index"] = isBlockIndexFile
 	matcherMap["bucket-index"] = isBucketIndexFiles
@@ -375,6 +377,10 @@ func (m *Matchers) SetChunksMatcher(f func(string) bool) {
 	m.matcherMap["chunks"] = f
 }
 
+func (m *Matchers) SetParquetChunksMatcher(f func(string) bool) {
+	m.matcherMap["parquet-chunks"] = f
+}
+
 func (m *Matchers) SetBlockIndexMatcher(f func(string) bool) {
 	m.matcherMap["block-index"] = f
 }
@@ -399,6 +405,10 @@ func (m *Matchers) GetChunksMatcher() func(string) bool {
 	return m.matcherMap["chunks"]
 }
 
+func (m *Matchers) GetParquetChunksMatcher() func(string) bool {
+	return m.matcherMap["parquet-chunks"]
+}
+
 func (m *Matchers) GetMetafileMatcher() func(string) bool {
 	return m.matcherMap["metafile"]
 }
@@ -427,6 +437,8 @@ var chunksMatcher = regexp.MustCompile(`^.*/chunks/\d+$`)
 
 func isTSDBChunkFile(name string) bool { return chunksMatcher.MatchString(name) }
 
+func isParquetChunkFile(name string) bool { return strings.HasSuffix(name, "chunks.parquet") }
+
 func isMetaFile(name string) bool {
 	return strings.HasSuffix(name, "/"+metadata.MetaFilename) || strings.HasSuffix(name, "/"+metadata.DeletionMarkFilename) || strings.HasSuffix(name, "/"+TenantDeletionMarkFile)
 }