only checkpoint every four slots (#2236)

* only checkpoint every four slots * only checkpoint every 16 slots * every 8 slots * every 4 slots; 8 seems probably okay, but be a bit conservative
2021-01-15 05:23:54 +00:00 · 2021-01-15 05:23:54 +00:00 · 7da16f4908
parent 295e3c9c73
commit 7da16f4908
1 changed files with 2 additions and 1 deletions
--- a/beacon_chain/nimbus_beacon_node.nim
+++ b/beacon_chain/nimbus_beacon_node.nim
@ -626,7 +626,8 @@ proc onSlotEnd(node: BeaconNode, slot, nextSlot: Slot) =

  # Checkpoint the database to clear the WAL file and make sure changes in
  # the database are synced with the filesystem.
-  node.db.checkpoint()
+  if slot mod 4 == 0:
+    node.db.checkpoint()

  info "Slot end",
    slot = shortLog(slot),