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cmd, core, eth, ethdb: cache flag to allocate memory for db internal use

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This commit is contained in:
Péter Szilágyi
2015-07-22 13:46:20 +03:00
parent f1daed65b1
commit c7e7778f2a
6 changed files with 43 additions and 15 deletions
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16
cmd/utils/flags.go
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@ -126,6 +126,11 @@ var (
Name: "natspec",
Usage: "Enable NatSpec confirmation notice",
}
CacheFlag = cli.IntFlag{
Name: "cache",
Usage: "Megabytes of memory allocated to internal caching",
Value: 0,
}
// miner settings
MinerThreadsFlag = cli.IntFlag{
@ -384,6 +389,7 @@ func MakeEthConfig(clientID, version string, ctx *cli.Context) *eth.Config {
GenesisNonce: ctx.GlobalInt(GenesisNonceFlag.Name),
GenesisFile: ctx.GlobalString(GenesisFileFlag.Name),
BlockChainVersion: ctx.GlobalInt(BlockchainVersionFlag.Name),
DatabaseCache: ctx.GlobalInt(CacheFlag.Name),
SkipBcVersionCheck: false,
NetworkId: ctx.GlobalInt(NetworkIdFlag.Name),
LogFile: ctx.GlobalString(LogFileFlag.Name),
@ -425,15 +431,17 @@ func SetupLogger(ctx *cli.Context) {
// MakeChain creates a chain manager from set command line flags.
func MakeChain(ctx *cli.Context) (chain *core.ChainManager, blockDB, stateDB, extraDB common.Database) {
dd := ctx.GlobalString(DataDirFlag.Name)
datadir := ctx.GlobalString(DataDirFlag.Name)
cache := ctx.GlobalInt(CacheFlag.Name)
var err error
if blockDB, err = ethdb.NewLDBDatabase(filepath.Join(dd, "blockchain")); err != nil {
if blockDB, err = ethdb.NewLDBDatabase(filepath.Join(datadir, "blockchain"), cache); err != nil {
Fatalf("Could not open database: %v", err)
}
if stateDB, err = ethdb.NewLDBDatabase(filepath.Join(dd, "state")); err != nil {
if stateDB, err = ethdb.NewLDBDatabase(filepath.Join(datadir, "state"), cache); err != nil {
Fatalf("Could not open database: %v", err)
}
if extraDB, err = ethdb.NewLDBDatabase(filepath.Join(dd, "extra")); err != nil {
if extraDB, err = ethdb.NewLDBDatabase(filepath.Join(datadir, "extra"), cache); err != nil {
Fatalf("Could not open database: %v", err)
}