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cmd/geth: compact and print database stats after an import

This commit is contained in:
Péter Szilágyi 2016-10-18 13:45:16 +03:00
parent a64b1b4375
commit a1c63e8be6
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GPG Key ID: 119A76381CCB7DD2
1 changed files with 21 additions and 4 deletions
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25
cmd/geth/chaincmd.go
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@ -31,6 +31,7 @@ import (
"github.com/ethereum/go-ethereum/core/types"
"github.com/ethereum/go-ethereum/ethdb"
"github.com/ethereum/go-ethereum/logger/glog"
"github.com/syndtr/goleveldb/leveldb/util"
"gopkg.in/urfave/cli.v1"
)
@ -81,13 +82,29 @@ func importChain(ctx *cli.Context) error {
}
stack := makeFullNode(ctx)
chain, chainDb := utils.MakeChain(ctx, stack)
defer chainDb.Close()
// Import the chain
start := time.Now()
err := utils.ImportChain(chain, ctx.Args().First())
chainDb.Close()
if err != nil {
if err := utils.ImportChain(chain, ctx.Args().First()); err != nil {
utils.Fatalf("Import error: %v", err)
}
fmt.Printf("Import done in %v", time.Since(start))
fmt.Printf("Import done in %v, compacting...\n", time.Since(start))
// Compact the entire database to more accurately measure disk io and print the stats
if db, ok := chainDb.(*ethdb.LDBDatabase); ok {
start = time.Now()
if err := db.LDB().CompactRange(util.Range{}); err != nil {
utils.Fatalf("Compaction failed: %v", err)
}
fmt.Printf("Compaction done in %v.\n", time.Since(start))
stats, err := db.LDB().GetProperty("leveldb.stats")
if err != nil {
utils.Fatalf("Failed to read database stats: %v", err)
}
fmt.Println(stats)
}
return nil
}