cmd, consensus: add option to disable mmap for DAG caches/datasets (#20484)

* cmd, consensus: add option to disable mmap for DAG caches/datasets * consensus: add benchmarks for mmap with/with lock
2020-03-31 16:44:04 +08:00
parent 76eed9e50d
commit 8f05cfa122
8 changed files with 108 additions and 48 deletions
--- a/eth/config.go
+++ b/eth/config.go
@ -37,11 +37,13 @@ import (
 var DefaultConfig = Config{
 	SyncMode: downloader.FastSync,
 	Ethash: ethash.Config{
-		CacheDir:       "ethash",
-		CachesInMem:    2,
-		CachesOnDisk:   3,
-		DatasetsInMem:  1,
-		DatasetsOnDisk: 2,
+		CacheDir:         "ethash",
+		CachesInMem:      2,
+		CachesOnDisk:     3,
+		CachesLockMmap:   false,
+		DatasetsInMem:    1,
+		DatasetsOnDisk:   2,
+		DatasetsLockMmap: false,
 	},
 	NetworkId:          1,
 	LightPeers:         100,