Compact: Enable metadata cache (thanos-io#5763)

Signed-off-by: Igor Wiedler <iwiedler@gitlab.com>

Signed-off-by: Igor Wiedler <iwiedler@gitlab.com>
Signed-off-by: utukj <utukphd@gmail.com>

CHANGELOG.md

@@ -17,6 +17,7 @@ We use *breaking :warning:* to mark changes that are not backward compatible (re
 - [#5655](https://github.com/thanos-io/thanos/pull/5655) Receive: Fix recreating already pruned tenants.
 - [#5702](https://github.com/thanos-io/thanos/pull/5702) Store: Upgrade minio-go/v7 to fix panic caused by leaked goroutines.
 - [#5736](https://github.com/thanos-io/thanos/pull/5736) Compact: Fix crash in GatherNoCompactionMarkFilter.NoCompactMarkedBlocks.
+- [#5763](https://github.com/thanos-io/thanos/pull/5763) Compact: Enable metadata cache.
 
 ### Added
 * [#5654](https://github.com/thanos-io/thanos/pull/5654) Query: add `--grpc-compression` flag that controls the compression used in gRPC client. With the flag it is now possible to compress the traffic between Query and StoreAPI nodes - you get lower network usage in exchange for a bit higher CPU/RAM usage.

cmd/thanos/compact.go

@@ -234,7 +234,7 @@ func runCompact(
 	consistencyDelayMetaFilter := block.NewConsistencyDelayMetaFilter(logger, conf.consistencyDelay, extprom.WrapRegistererWithPrefix("thanos_", reg))
 	timePartitionMetaFilter := block.NewTimePartitionMetaFilter(conf.filterConf.MinTime, conf.filterConf.MaxTime)
 
-	baseMetaFetcher, err := block.NewBaseFetcher(logger, conf.blockMetaFetchConcurrency, bkt, "", extprom.WrapRegistererWithPrefix("thanos_", reg))
+	baseMetaFetcher, err := block.NewBaseFetcher(logger, conf.blockMetaFetchConcurrency, bkt, conf.dataDir, extprom.WrapRegistererWithPrefix("thanos_", reg))
 	if err != nil {
 		return errors.Wrap(err, "create meta fetcher")
 	}