From 66cb3ff54e4c2d3158ac399d08b3a46fbf25c47c Mon Sep 17 00:00:00 2001
From: Agnish Ghosh <iamagnix@gmail.com>
Date: Wed, 28 Aug 2024 18:03:21 +0530
Subject: [PATCH] only persist data columns after block validity

---
 beacon_chain/gossip_processing/block_processor.nim | 12 ++++++------
 beacon_chain/sync/request_manager.nim              |  2 +-
 2 files changed, 7 insertions(+), 7 deletions(-)

diff --git a/beacon_chain/gossip_processing/block_processor.nim b/beacon_chain/gossip_processing/block_processor.nim
index bf992b165..47308b51b 100644
--- a/beacon_chain/gossip_processing/block_processor.nim
+++ b/beacon_chain/gossip_processing/block_processor.nim
@@ -700,12 +700,12 @@ proc storeBlock(
   for b in blobs:
     self.consensusManager.dag.db.putBlobSidecar(b[])
 
-  # write data columns now that block has been written.
-  let data_columns = dataColumnsOpt.valueOr: DataColumnSidecars @[]
-  for c in data_columns:
-    self.consensusManager.dag.db.putDataColumnSidecar(c[])
-    debug "Data column written to database!",
-      data_column = shortLog(c[])
+  # # write data columns now that block has been written.
+  # let data_columns = dataColumnsOpt.valueOr: DataColumnSidecars @[]
+  # for c in data_columns:
+  #   self.consensusManager.dag.db.putDataColumnSidecar(c[])
+  #   debug "Data column written to database!",
+  #     data_column = shortLog(c[])
 
   let addHeadBlockTick = Moment.now()
 
diff --git a/beacon_chain/sync/request_manager.nim b/beacon_chain/sync/request_manager.nim
index c0ad1abcd..a60212b69 100644
--- a/beacon_chain/sync/request_manager.nim
+++ b/beacon_chain/sync/request_manager.nim
@@ -33,7 +33,7 @@ const
   PARALLEL_REQUESTS* = 2
     ## Number of peers we using to resolve our request.
   
-  PARALLEL_REQUESTS_DATA_COLUMNS* = 32
+  PARALLEL_REQUESTS_DATA_COLUMNS* = 16
 
   BLOB_GOSSIP_WAIT_TIME_NS* = 2 * 1_000_000_000
     ## How long to wait for blobs to arrive over gossip before fetching.