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core, eth, eth/fetcher, ethdb: polish metrics gathering a bit

This commit is contained in:
Péter Szilágyi 2015-06-23 13:03:33 +03:00
parent 6260b86c15
commit 792b0ddccd
4 changed files with 40 additions and 23 deletions
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14
core/chain_manager.go
View File

@ -13,7 +13,6 @@ import (
"github.com/ethereum/go-ethereum/common"
"github.com/ethereum/go-ethereum/core/state"
"github.com/ethereum/go-ethereum/core/types"
"github.com/ethereum/go-ethereum/ethdb"
"github.com/ethereum/go-ethereum/event"
"github.com/ethereum/go-ethereum/logger"
"github.com/ethereum/go-ethereum/logger/glog"
@ -31,10 +30,6 @@ var (
blockNumPre = []byte("block-num-")
blockInsertTimer = metrics.GetOrRegisterTimer("core/BlockInsertions", metrics.DefaultRegistry)
blockdbGetMeter = metrics.GetOrRegisterMeter("core/blockdb/Gets", metrics.DefaultRegistry)
blockdbPutMeter = metrics.GetOrRegisterMeter("core/blockdb/Puts", metrics.DefaultRegistry)
statedbGetMeter = metrics.GetOrRegisterMeter("core/statedb/Gets", metrics.DefaultRegistry)
statedbPutMeter = metrics.GetOrRegisterMeter("core/statedb/Puts", metrics.DefaultRegistry)
)
const (
@ -126,15 +121,6 @@ func NewChainManager(genesis *types.Block, blockDb, stateDb common.Database, pow
cache: NewBlockCache(blockCacheLimit),
pow: pow,
}
// Instrument the block and state databases
if db, ok := blockDb.(*ethdb.LDBDatabase); ok {
db.GetMeter = blockdbGetMeter
db.PutMeter = blockdbPutMeter
}
if db, ok := stateDb.(*ethdb.LDBDatabase); ok {
db.GetMeter = statedbGetMeter
db.PutMeter = statedbPutMeter
}
// Check the genesis block given to the chain manager. If the genesis block mismatches block number 0
// throw an error. If no block or the same block's found continue.
if g := bc.GetBlockByNumber(0); g != nil && g.Hash() != genesis.Hash() {

19
eth/backend.go
View File

@ -29,6 +29,7 @@ import (
"github.com/ethereum/go-ethereum/p2p/discover"
"github.com/ethereum/go-ethereum/p2p/nat"
"github.com/ethereum/go-ethereum/whisper"
"github.com/rcrowley/go-metrics"
)
const (
@ -248,14 +249,32 @@ func New(config *Config) (*Ethereum, error) {
if err != nil {
return nil, fmt.Errorf("blockchain db err: %v", err)
}
blockDb.(*ethdb.LDBDatabase).GetMeter = metrics.GetOrRegisterMeter("eth/db/block/Gets", metrics.DefaultRegistry)
blockDb.(*ethdb.LDBDatabase).PutMeter = metrics.GetOrRegisterMeter("eth/db/block/Puts", metrics.DefaultRegistry)
blockDb.(*ethdb.LDBDatabase).DelMeter = metrics.GetOrRegisterMeter("eth/db/block/Dels", metrics.DefaultRegistry)
blockDb.(*ethdb.LDBDatabase).ReadMeter = metrics.GetOrRegisterMeter("eth/db/block/Reads", metrics.DefaultRegistry)
blockDb.(*ethdb.LDBDatabase).WriteMeter = metrics.GetOrRegisterMeter("eth/db/block/Writes", metrics.DefaultRegistry)
stateDb, err := newdb(filepath.Join(config.DataDir, "state"))
if err != nil {
return nil, fmt.Errorf("state db err: %v", err)
}
stateDb.(*ethdb.LDBDatabase).GetMeter = metrics.GetOrRegisterMeter("eth/db/state/Gets", metrics.DefaultRegistry)
stateDb.(*ethdb.LDBDatabase).PutMeter = metrics.GetOrRegisterMeter("eth/db/state/Puts", metrics.DefaultRegistry)
stateDb.(*ethdb.LDBDatabase).DelMeter = metrics.GetOrRegisterMeter("eth/db/state/Dels", metrics.DefaultRegistry)
stateDb.(*ethdb.LDBDatabase).ReadMeter = metrics.GetOrRegisterMeter("eth/db/state/Reads", metrics.DefaultRegistry)
stateDb.(*ethdb.LDBDatabase).WriteMeter = metrics.GetOrRegisterMeter("eth/db/state/Writes", metrics.DefaultRegistry)
extraDb, err := newdb(filepath.Join(config.DataDir, "extra"))
if err != nil {
return nil, fmt.Errorf("extra db err: %v", err)
}
extraDb.(*ethdb.LDBDatabase).GetMeter = metrics.GetOrRegisterMeter("eth/db/extra/Gets", metrics.DefaultRegistry)
extraDb.(*ethdb.LDBDatabase).PutMeter = metrics.GetOrRegisterMeter("eth/db/extra/Puts", metrics.DefaultRegistry)
extraDb.(*ethdb.LDBDatabase).DelMeter = metrics.GetOrRegisterMeter("eth/db/extra/Dels", metrics.DefaultRegistry)
extraDb.(*ethdb.LDBDatabase).ReadMeter = metrics.GetOrRegisterMeter("eth/db/extra/Reads", metrics.DefaultRegistry)
extraDb.(*ethdb.LDBDatabase).WriteMeter = metrics.GetOrRegisterMeter("eth/db/extra/Writes", metrics.DefaultRegistry)
nodeDb := filepath.Join(config.DataDir, "nodes")
// Perform database sanity checks

10
eth/fetcher/fetcher.go
View File

@ -126,11 +126,11 @@ func New(getBlock blockRetrievalFn, validateBlock blockValidatorFn, broadcastBlo
chainHeight: chainHeight,
insertChain: insertChain,
dropPeer: dropPeer,
announceMeter: metrics.GetOrRegisterMeter("eth/RemoteAnnounces", metrics.DefaultRegistry),
announceTimer: metrics.GetOrRegisterTimer("eth/LocalAnnounces", metrics.DefaultRegistry),
broadcastMeter: metrics.GetOrRegisterMeter("eth/RemoteBroadcasts", metrics.DefaultRegistry),
broadcastTimer: metrics.GetOrRegisterTimer("eth/LocalBroadcasts", metrics.DefaultRegistry),
discardMeter: metrics.GetOrRegisterMeter("eth/DiscardedBlocks", metrics.DefaultRegistry),
announceMeter: metrics.GetOrRegisterMeter("eth/sync/RemoteAnnounces", metrics.DefaultRegistry),
announceTimer: metrics.GetOrRegisterTimer("eth/sync/LocalAnnounces", metrics.DefaultRegistry),
broadcastMeter: metrics.GetOrRegisterMeter("eth/sync/RemoteBroadcasts", metrics.DefaultRegistry),
broadcastTimer: metrics.GetOrRegisterTimer("eth/sync/LocalBroadcasts", metrics.DefaultRegistry),
discardMeter: metrics.GetOrRegisterMeter("eth/sync/DiscardedBlocks", metrics.DefaultRegistry),
}
}

20
ethdb/database.go
View File

@ -17,8 +17,11 @@ type LDBDatabase struct {
fn string // filename for reporting
db *leveldb.DB // LevelDB instance
GetMeter metrics.Meter // Meter for measuring the database get requests
PutMeter metrics.Meter // Meter for measuring the database put requests
GetMeter metrics.Meter // Meter for measuring the database get request counts
PutMeter metrics.Meter // Meter for measuring the database put request counts
DelMeter metrics.Meter // Meter for measuring the database delete request counts
ReadMeter metrics.Meter // Meter for measuring the database get request data usage
WriteMeter metrics.Meter // Meter for measuring the database put request data usage
}
// NewLDBDatabase returns a LevelDB wrapped object. LDBDatabase does not persist data by
@ -47,7 +50,10 @@ func NewLDBDatabase(file string) (*LDBDatabase, error) {
func (self *LDBDatabase) Put(key []byte, value []byte) error {
dat := rle.Compress(value)
if self.PutMeter != nil {
self.PutMeter.Mark(int64(len(dat)))
self.PutMeter.Mark(1)
}
if self.WriteMeter != nil {
self.WriteMeter.Mark(int64(len(dat)))
}
return self.db.Put(key, dat, nil)
}
@ -59,13 +65,19 @@ func (self *LDBDatabase) Get(key []byte) ([]byte, error) {
return nil, err
}
if self.GetMeter != nil {
self.GetMeter.Mark(int64(len(dat)))
self.GetMeter.Mark(1)
}
if self.ReadMeter != nil {
self.ReadMeter.Mark(int64(len(dat)))
}
return rle.Decompress(dat)
}
// Delete deletes the key from the queue and database
func (self *LDBDatabase) Delete(key []byte) error {
if self.DelMeter != nil {
self.DelMeter.Mark(1)
}
return self.db.Delete(key, nil)
}