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cmd/geth, eth/fetcher: polish metrics reporting, add some more

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Péter Szilágyi
2015-06-21 20:23:51 +03:00
parent 6994a3daaa
commit b426301467
2 changed files with 60 additions and 16 deletions
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51
cmd/geth/admin.go
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@ -6,10 +6,9 @@ import (
"fmt"
"math/big"
"strconv"
"strings"
"time"
"github.com/rcrowley/go-metrics"
"github.com/ethereum/ethash"
"github.com/ethereum/go-ethereum/accounts"
"github.com/ethereum/go-ethereum/cmd/utils"
@ -25,6 +24,7 @@ import (
"github.com/ethereum/go-ethereum/rlp"
"github.com/ethereum/go-ethereum/rpc"
"github.com/ethereum/go-ethereum/xeth"
"github.com/rcrowley/go-metrics"
"github.com/robertkrimen/otto"
"gopkg.in/fatih/set.v0"
)
@ -723,17 +723,56 @@ func (js *jsre) waitForBlocks(call otto.FunctionCall) otto.Value {
}
func (js *jsre) metrics(call otto.FunctionCall) otto.Value {
// Create a rate formatter
units := []string{"", "K", "M", "G", "T", "E", "P"}
round := func(value float64, prec int) string {
unit := 0
for value >= 1000 {
unit, value, prec = unit+1, value/1000, 2
}
return fmt.Sprintf(fmt.Sprintf("%%.%df%s", prec, units[unit]), value)
}
format := func(total float64, rate float64) string {
return fmt.Sprintf("%s (%s/s)", round(total, 0), round(rate, 2))
}
// Iterate over all the metrics, and just dump for now
counters := make(map[string]interface{})
metrics.DefaultRegistry.Each(func(name string, metric interface{}) {
// Create or retrieve the counter hierarchy for this metric
root, parts := counters, strings.Split(name, "/")
for _, part := range parts[:len(parts)-1] {
if _, ok := root[part]; !ok {
root[part] = make(map[string]interface{})
}
root = root[part].(map[string]interface{})
}
name = parts[len(parts)-1]
// Fill the counter with the metric details
switch metric := metric.(type) {
case metrics.Meter:
counters[name+"( 1 min)"] = int(metric.Rate1() * 60)
counters[name+"( 5 min)"] = int(metric.Rate5() * 300)
counters[name+"(15 min)"] = int(metric.Rate15() * 900)
root[name] = map[string]interface{}{
"Avg01Min": format(metric.Rate1()*60, metric.Rate1()),
"Avg05Min": format(metric.Rate5()*300, metric.Rate5()),
"Avg15Min": format(metric.Rate15()*900, metric.Rate15()),
"Overall": format(float64(metric.Count()), metric.RateMean()),
}
case metrics.Timer:
root[name] = map[string]interface{}{
"Avg01Min": format(metric.Rate1()*60, metric.Rate1()),
"Avg05Min": format(metric.Rate5()*300, metric.Rate5()),
"Avg15Min": format(metric.Rate15()*900, metric.Rate15()),
"Overall": format(float64(metric.Count()), metric.RateMean()),
"Perc01": round(metric.Percentile(1), 2),
"Perc05": round(metric.Percentile(5), 2),
"Perc25": round(metric.Percentile(25), 2),
"Perc90": round(metric.Percentile(90), 2),
}
default:
counters[name] = "Unknown metric type"
root[name] = "Unknown metric type"
}
})
// Flatten the counters into some metrics and return