diff --git a/crates/brk_computer/src/stateful/address_cohorts.rs b/crates/brk_computer/src/stateful/address_cohorts.rs
index a1ee7ad5b..d69a04016 100644
--- a/crates/brk_computer/src/stateful/address_cohorts.rs
+++ b/crates/brk_computer/src/stateful/address_cohorts.rs
@@ -574,7 +574,6 @@ impl Vecs {
             .as_boxed_mut_vecs()
             .into_iter()
             .try_for_each(|mut v| {
-                unsafe { libc::sync() }
                 v.par_iter_mut().try_for_each(|(_, v)| {
                     v.compute_rest_part2(
                         indexer,
diff --git a/crates/brk_computer/src/stateful/mod.rs b/crates/brk_computer/src/stateful/mod.rs
index 7596af042..86ced4489 100644
--- a/crates/brk_computer/src/stateful/mod.rs
+++ b/crates/brk_computer/src/stateful/mod.rs
@@ -529,8 +529,6 @@ impl Vecs {
         starting_indexes: &mut Indexes,
         exit: &Exit,
     ) -> color_eyre::Result<()> {
-        unsafe { libc::sync() }
-
         let height_to_first_outputindex = &indexer.vecs.height_to_first_outputindex;
         let height_to_first_inputindex = &indexer.vecs.height_to_first_inputindex;
         let height_to_first_p2aaddressindex = &indexer.vecs.height_to_first_p2aaddressindex;
@@ -1254,6 +1252,9 @@ impl Vecs {
 
             let _lock = exit.lock();
 
+            addresstypeindex_to_anyaddressindex_reader_opt.take();
+            anyaddressindex_to_anyaddressdata_reader_opt.take();
+
             info!("Flushing...");
 
             self.flush_states(
@@ -1265,10 +1266,6 @@ impl Vecs {
             )?;
         }
 
-        unsafe { libc::sync() }
-
-        // return Ok(());
-
         info!("Computing overlapping...");
 
         self.utxo_cohorts
@@ -1351,8 +1348,6 @@ impl Vecs {
         self.utxo_cohorts
             .compute_rest_part1(indexer, indexes, fetched, starting_indexes, exit)?;
 
-        unsafe { libc::sync() }
-
         self.address_cohorts.compute_rest_part1(
             indexer,
             indexes,
@@ -1416,8 +1411,6 @@ impl Vecs {
             exit,
         )?;
 
-        unsafe { libc::sync() }
-
         Ok(())
     }
 
diff --git a/crates/brk_computer/src/stateful/utxo_cohorts.rs b/crates/brk_computer/src/stateful/utxo_cohorts.rs
index 3dc33305a..378d9c29e 100644
--- a/crates/brk_computer/src/stateful/utxo_cohorts.rs
+++ b/crates/brk_computer/src/stateful/utxo_cohorts.rs
@@ -1736,7 +1736,6 @@ impl Vecs {
             .as_boxed_mut_vecs()
             .into_iter()
             .try_for_each(|mut v| {
-                unsafe { libc::sync() }
                 v.par_iter_mut().try_for_each(|(_, v)| {
                     v.compute_rest_part2(
                         indexer,