fix: reduce memory spent on initial sync

Author: chedieck

constants/index.ts

@@ -277,9 +277,9 @@ export const MEMPOOL_PROCESS_DELAY = 100
 // On chronik, the max allowed is 200
 export const CHRONIK_FETCH_N_TXS_PER_PAGE = 200
 
-export const INITIAL_ADDRESS_SYNC_FETCH_CONCURRENTLY = 128
-export const TX_EMIT_BATCH_SIZE = 2_000 // for our generator, not chronik
-export const DB_COMMIT_BATCH_SIZE = 2_000 // tamanho dos lotes para commit no DB
+export const INITIAL_ADDRESS_SYNC_FETCH_CONCURRENTLY = 64
+export const TX_EMIT_BATCH_SIZE = 1_000 // for our generator, not chronik
+export const DB_COMMIT_BATCH_SIZE = 1_000 // tamanho dos lotes para commit no DB
 
 export const TRIGGER_POST_CONCURRENCY = 100
 export const TRIGGER_EMAIL_CONCURRENCY = 100