Problem: memory leak in archive node (#1526)

* Problem: memory leak in archive node - Suspect large `application.db` - try cache index/filters * Update CHANGELOG.md Signed-off-by: yihuang <[email protected]> --------- Signed-off-by: yihuang <[email protected]>
crypto-org-chain · Jul 26, 2024 · f6d6cf8 · f6d6cf8
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diff --git a/CHANGELOG.md b/CHANGELOG.md
@@ -25,6 +25,7 @@
 * [#1500](https://github.com/crypto-org-chain/cronos/pull/1500), [#1503](https://github.com/crypto-org-chain/cronos/pull/1503) Set mempool MaxTx from config (with a default value of `3000`).
 * (store) [#1511](https://github.com/crypto-org-chain/cronos/pull/1511) Upgrade rocksdb to `v9.2.1`.
 * (block-stm) [#1515](https://github.com/crypto-org-chain/cronos/pull/1515) Improve performance by cache signature verification result between incarnations of same tx.
+* (store) [#1526](https://github.com/crypto-org-chain/cronos/pull/1526) Cache index/filters in rocksdb application.db to reduce ram usage.
 
 ### Bug Fixes
 

diff --git a/cmd/cronosd/opendb/opendb_rocksdb.go b/cmd/cronosd/opendb/opendb_rocksdb.go
@@ -110,6 +110,10 @@ func NewRocksdbOptions(opts *grocksdb.Options, sstFileWriter bool) *grocksdb.Opt
 	bbto.SetPartitionFilters(true)
 	bbto.SetOptimizeFiltersForMemory(true)
 
+	// reduce memory usage
+	bbto.SetCacheIndexAndFilterBlocks(true)
+	bbto.SetPinTopLevelIndexAndFilter(true)
+
 	// hash index is better for iavl tree which mostly do point lookup.
 	bbto.SetDataBlockIndexType(grocksdb.KDataBlockIndexTypeBinarySearchAndHash)