cdc: stop CDC incremental scan from polluting rocksdb block cache
@@ -1092,6 +1092,7 @@ impl Initializer {
// Time range: (checkpoint_ts, current]
let current = TimeStamp::max();
let mut scanner = ScannerBuilder::new(snap, current, false)
+ .fill_cache(false)
.range(None, None)
.build_delta_scanner(self.checkpoint_ts, self.txn_extra_op)
.unwrap();
