change DEFAULT_PERSISTENCE_THRESHOLD

Author: pythonberg1997

crates/engine/tree/src/tree/config.rs

@@ -1,7 +1,7 @@
 //! Engine tree configuration.
 
 /// Triggers persistence when the number of canonical blocks in memory exceeds this threshold.
-pub const DEFAULT_PERSISTENCE_THRESHOLD: u64 = 2;
+pub const DEFAULT_PERSISTENCE_THRESHOLD: u64 = 5;
 
 /// How close to the canonical head we persist blocks.
 pub const DEFAULT_MEMORY_BLOCK_BUFFER_TARGET: u64 = 2;