From 8656efcf5b2bf1e377fe162489d52dd09afac2e4 Mon Sep 17 00:00:00 2001
From: hero5512 <lvshuaino@gmail.com>
Date: Fri, 1 May 2026 14:27:57 -0400
Subject: [PATCH]  ethclient/simulated: disable log indexing by default
 (#32594)

Disables the recently added log indexer from a simulated backend.
In most cases the log indexer is not required and unindexed search
should be fast enough.
Fixes https://github.com/ethereum/go-ethereum/issues/32552.
---
 ethclient/simulated/backend.go | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/ethclient/simulated/backend.go b/ethclient/simulated/backend.go
index d573c7e750..160ad924bf 100644
--- a/ethclient/simulated/backend.go
+++ b/ethclient/simulated/backend.go
@@ -86,6 +86,8 @@ func NewBackend(alloc types.GenesisAlloc, options ...func(nodeConf *node.Config,
 	}
 	ethConf.SyncMode = ethconfig.FullSync
 	ethConf.TxPool.NoLocals = true
+	// Disable log indexing to force unindexed log search
+	ethConf.LogNoHistory = true
 
 	for _, option := range options {
 		option(&nodeConf, &ethConf)