forked from cerc-io/plugeth
cmd/geth, trie: report on trie cache unloads, also add debug log
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5d9bb0a050
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@ -99,7 +99,8 @@ func importChain(ctx *cli.Context) error {
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utils.Fatalf("Failed to read database stats: %v", err)
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}
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fmt.Println(stats)
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fmt.Printf("Trie cache misses: %d\n\n", trie.CacheMisses())
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fmt.Printf("Trie cache misses: %d\n", trie.CacheMisses())
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fmt.Printf("Trie cache unloads: %d\n\n", trie.CacheUnloads())
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// Compact the entire database to more accurately measure disk io and print the stats
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start = time.Now()
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@ -564,6 +564,8 @@ func (s *StateDB) Commit() (root common.Hash, err error) {
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func (s *StateDB) CommitBatch() (root common.Hash, batch ethdb.Batch) {
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batch = s.db.NewBatch()
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root, _ = s.commit(batch)
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glog.V(logger.Debug).Infof("Trie cache stats: %d misses, %d unloads", trie.CacheMisses(), trie.CacheUnloads())
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return root, batch
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}
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@ -47,6 +47,13 @@ func CacheMisses() int64 {
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return cacheMissCounter.Count()
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}
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// CacheUnloads retrieves a global counter measuring the number of cache unloads
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// the trie did since process startup. This isn't useful for anything apart from
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// trie debugging purposes.
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func CacheUnloads() int64 {
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return cacheUnloadCounter.Count()
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}
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func init() {
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sha3.NewKeccak256().Sum(emptyState[:0])
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}
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