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authorPéter Szilágyi <peterke@gmail.com>2018-02-06 00:40:32 +0800
committerFelix Lange <fjl@users.noreply.github.com>2018-02-06 00:40:32 +0800
commit55599ee95d4151a2502465e0afc7c47bd1acba77 (patch)
tree4165e73ae852db4f025a5ed57f0bc499e87cb8b9 /cmd/utils/flags.go
parent59336283c0dbeb1d0a74ff7a8b717b2b3bb0cf40 (diff)
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core, trie: intermediate mempool between trie and database (#15857)
This commit reduces database I/O by not writing every state trie to disk.
Diffstat (limited to 'cmd/utils/flags.go')
-rw-r--r--cmd/utils/flags.go47
1 files changed, 40 insertions, 7 deletions
diff --git a/cmd/utils/flags.go b/cmd/utils/flags.go
index 833cd95de..2a2909ff2 100644
--- a/cmd/utils/flags.go
+++ b/cmd/utils/flags.go
@@ -170,7 +170,11 @@ var (
Usage: `Blockchain sync mode ("fast", "full", or "light")`,
Value: &defaultSyncMode,
}
-
+ GCModeFlag = cli.StringFlag{
+ Name: "gcmode",
+ Usage: `Blockchain garbage collection mode ("full", "archive")`,
+ Value: "full",
+ }
LightServFlag = cli.IntFlag{
Name: "lightserv",
Usage: "Maximum percentage of time allowed for serving LES requests (0-90)",
@@ -293,8 +297,18 @@ var (
// Performance tuning settings
CacheFlag = cli.IntFlag{
Name: "cache",
- Usage: "Megabytes of memory allocated to internal caching (min 16MB / database forced)",
- Value: 128,
+ Usage: "Megabytes of memory allocated to internal caching",
+ Value: 1024,
+ }
+ CacheDatabaseFlag = cli.IntFlag{
+ Name: "cache.database",
+ Usage: "Percentage of cache memory allowance to use for database io",
+ Value: 75,
+ }
+ CacheGCFlag = cli.IntFlag{
+ Name: "cache.gc",
+ Usage: "Percentage of cache memory allowance to use for trie pruning",
+ Value: 25,
}
TrieCacheGenFlag = cli.IntFlag{
Name: "trie-cache-gens",
@@ -1021,11 +1035,19 @@ func SetEthConfig(ctx *cli.Context, stack *node.Node, cfg *eth.Config) {
cfg.NetworkId = ctx.GlobalUint64(NetworkIdFlag.Name)
}
- if ctx.GlobalIsSet(CacheFlag.Name) {
- cfg.DatabaseCache = ctx.GlobalInt(CacheFlag.Name)
+ if ctx.GlobalIsSet(CacheFlag.Name) || ctx.GlobalIsSet(CacheDatabaseFlag.Name) {
+ cfg.DatabaseCache = ctx.GlobalInt(CacheFlag.Name) * ctx.GlobalInt(CacheDatabaseFlag.Name) / 100
}
cfg.DatabaseHandles = makeDatabaseHandles()
+ if gcmode := ctx.GlobalString(GCModeFlag.Name); gcmode != "full" && gcmode != "archive" {
+ Fatalf("--%s must be either 'full' or 'archive'", GCModeFlag.Name)
+ }
+ cfg.NoPruning = ctx.GlobalString(GCModeFlag.Name) == "archive"
+
+ if ctx.GlobalIsSet(CacheFlag.Name) || ctx.GlobalIsSet(CacheGCFlag.Name) {
+ cfg.TrieCache = ctx.GlobalInt(CacheFlag.Name) * ctx.GlobalInt(CacheGCFlag.Name) / 100
+ }
if ctx.GlobalIsSet(MinerThreadsFlag.Name) {
cfg.MinerThreads = ctx.GlobalInt(MinerThreadsFlag.Name)
}
@@ -1157,7 +1179,7 @@ func SetupNetwork(ctx *cli.Context) {
// MakeChainDatabase open an LevelDB using the flags passed to the client and will hard crash if it fails.
func MakeChainDatabase(ctx *cli.Context, stack *node.Node) ethdb.Database {
var (
- cache = ctx.GlobalInt(CacheFlag.Name)
+ cache = ctx.GlobalInt(CacheFlag.Name) * ctx.GlobalInt(CacheDatabaseFlag.Name) / 100
handles = makeDatabaseHandles()
)
name := "chaindata"
@@ -1209,8 +1231,19 @@ func MakeChain(ctx *cli.Context, stack *node.Node) (chain *core.BlockChain, chai
})
}
}
+ if gcmode := ctx.GlobalString(GCModeFlag.Name); gcmode != "full" && gcmode != "archive" {
+ Fatalf("--%s must be either 'full' or 'archive'", GCModeFlag.Name)
+ }
+ cache := &core.CacheConfig{
+ Disabled: ctx.GlobalString(GCModeFlag.Name) == "archive",
+ TrieNodeLimit: eth.DefaultConfig.TrieCache,
+ TrieTimeLimit: eth.DefaultConfig.TrieTimeout,
+ }
+ if ctx.GlobalIsSet(CacheFlag.Name) || ctx.GlobalIsSet(CacheGCFlag.Name) {
+ cache.TrieNodeLimit = ctx.GlobalInt(CacheFlag.Name) * ctx.GlobalInt(CacheGCFlag.Name) / 100
+ }
vmcfg := vm.Config{EnablePreimageRecording: ctx.GlobalBool(VMEnableDebugFlag.Name)}
- chain, err = core.NewBlockChain(chainDb, config, engine, vmcfg)
+ chain, err = core.NewBlockChain(chainDb, cache, config, engine, vmcfg)
if err != nil {
Fatalf("Can't create BlockChain: %v", err)
}