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core, metrics, p2p: switch some invalid counters to gauges

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Péter Szilágyi
2019-09-10 14:39:07 +03:00
parent 4f6bf2f1c5
commit 72d5a27a39
6 changed files with 108 additions and 70 deletions
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22
core/rawdb/freezer_table.go
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@ -94,18 +94,18 @@ type freezerTable struct {
// to count how many historic items have gone missing.
itemOffset uint32 // Offset (number of discarded items)
headBytes uint32 // Number of bytes written to the head file
readMeter metrics.Meter // Meter for measuring the effective amount of data read
writeMeter metrics.Meter // Meter for measuring the effective amount of data written
sizeCounter metrics.Counter // Counter for tracking the combined size of all freezer tables
headBytes uint32 // Number of bytes written to the head file
readMeter metrics.Meter // Meter for measuring the effective amount of data read
writeMeter metrics.Meter // Meter for measuring the effective amount of data written
sizeGauge metrics.Gauge // Gauge for tracking the combined size of all freezer tables
logger log.Logger // Logger with database path and table name ambedded
lock sync.RWMutex // Mutex protecting the data file descriptors
}
// newTable opens a freezer table with default settings - 2G files
func newTable(path string, name string, readMeter metrics.Meter, writeMeter metrics.Meter, sizeCounter metrics.Counter, disableSnappy bool) (*freezerTable, error) {
return newCustomTable(path, name, readMeter, writeMeter, sizeCounter, 2*1000*1000*1000, disableSnappy)
func newTable(path string, name string, readMeter metrics.Meter, writeMeter metrics.Meter, sizeGauge metrics.Gauge, disableSnappy bool) (*freezerTable, error) {
return newCustomTable(path, name, readMeter, writeMeter, sizeGauge, 2*1000*1000*1000, disableSnappy)
}
// openFreezerFileForAppend opens a freezer table file and seeks to the end
@ -149,7 +149,7 @@ func truncateFreezerFile(file *os.File, size int64) error {
// newCustomTable opens a freezer table, creating the data and index files if they are
// non existent. Both files are truncated to the shortest common length to ensure
// they don't go out of sync.
func newCustomTable(path string, name string, readMeter metrics.Meter, writeMeter metrics.Meter, sizeCounter metrics.Counter, maxFilesize uint32, noCompression bool) (*freezerTable, error) {
func newCustomTable(path string, name string, readMeter metrics.Meter, writeMeter metrics.Meter, sizeGauge metrics.Gauge, maxFilesize uint32, noCompression bool) (*freezerTable, error) {
// Ensure the containing directory exists and open the indexEntry file
if err := os.MkdirAll(path, 0755); err != nil {
return nil, err
@ -172,7 +172,7 @@ func newCustomTable(path string, name string, readMeter metrics.Meter, writeMete
files: make(map[uint32]*os.File),
readMeter: readMeter,
writeMeter: writeMeter,
sizeCounter: sizeCounter,
sizeGauge: sizeGauge,
name: name,
path: path,
logger: log.New("database", path, "table", name),
@ -189,7 +189,7 @@ func newCustomTable(path string, name string, readMeter metrics.Meter, writeMete
tab.Close()
return nil, err
}
tab.sizeCounter.Inc(int64(size))
tab.sizeGauge.Inc(int64(size))
return tab, nil
}
@ -378,7 +378,7 @@ func (t *freezerTable) truncate(items uint64) error {
if err != nil {
return err
}
t.sizeCounter.Dec(int64(oldSize - newSize))
t.sizeGauge.Dec(int64(oldSize - newSize))
return nil
}
@ -510,7 +510,7 @@ func (t *freezerTable) Append(item uint64, blob []byte) error {
t.index.Write(idx.marshallBinary())
t.writeMeter.Mark(int64(bLen + indexEntrySize))
t.sizeCounter.Inc(int64(bLen + indexEntrySize))
t.sizeGauge.Inc(int64(bLen + indexEntrySize))
atomic.AddUint64(&t.items, 1)
return nil