diff options
Diffstat (limited to 'cmd')
| -rw-r--r-- | cmd/geth/chaincmd.go | 18 |
1 files changed, 14 insertions, 4 deletions
diff --git a/cmd/geth/chaincmd.go b/cmd/geth/chaincmd.go index 5ef278a64..d7cdf1064 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/ethereum/go-ethereum/trie" "github.com/syndtr/goleveldb/leveldb/util" "gopkg.in/urfave/cli.v1" ) @@ -89,21 +90,30 @@ func importChain(ctx *cli.Context) error { if err := utils.ImportChain(chain, ctx.Args().First()); err != nil { utils.Fatalf("Import error: %v", err) } - fmt.Printf("Import done in %v, compacting...\n", time.Since(start)) + fmt.Printf("Import done in %v.\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 { + // Output pre-compaction stats mostly to see the import trashing + stats, err := db.LDB().GetProperty("leveldb.stats") + if err != nil { + utils.Fatalf("Failed to read database stats: %v", err) + } + fmt.Println(stats) + + // Compact the entire database to more accurately measure disk io and print the stats start = time.Now() - if err := db.LDB().CompactRange(util.Range{}); err != nil { + fmt.Println("Compacting entire database...") + 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") + stats, err = db.LDB().GetProperty("leveldb.stats") if err != nil { utils.Fatalf("Failed to read database stats: %v", err) } fmt.Println(stats) + fmt.Println("Trie cache misses:", trie.CacheMisses()) } return nil } |