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-rw-r--r--cmd/geth/chaincmd.go25
1 files changed, 21 insertions, 4 deletions
diff --git a/cmd/geth/chaincmd.go b/cmd/geth/chaincmd.go
index 553e5367c..5ef278a64 100644
--- a/cmd/geth/chaincmd.go
+++ b/cmd/geth/chaincmd.go
@@ -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
}