[ARVADOS] created: 1.3.0-2654-ge710f1b2d
Git user
git at public.arvados.org
Fri Jun 12 14:48:05 UTC 2020
at e710f1b2da3095d6152ac7f6ed1ffab8bfc2c0c7 (commit)
commit e710f1b2da3095d6152ac7f6ed1ffab8bfc2c0c7
Author: Ward Vandewege <ward at curii.com>
Date: Fri Jun 12 10:47:26 2020 -0400
16513: add an option to keep-exercise for a timed run, with a CSV output
printed at the end.
Arvados-DCO-1.1-Signed-off-by: Ward Vandewege <ward at curii.com>
diff --git a/tools/keep-exercise/keep-exercise.go b/tools/keep-exercise/keep-exercise.go
index 8fec51aeb..d06b1eb18 100644
--- a/tools/keep-exercise/keep-exercise.go
+++ b/tools/keep-exercise/keep-exercise.go
@@ -48,6 +48,7 @@ var (
ServiceURL = flag.String("url", "", "specify scheme://host of a single keep service to exercise (instead of using all advertised services like normal clients)")
ServiceUUID = flag.String("uuid", "", "specify UUID of a single advertised keep service to exercise")
getVersion = flag.Bool("version", false, "Print version information and exit.")
+ RunTime = flag.Duration("run-time", 0, "time to run (e.g. 60s), or 0 to run indefinitely (default)")
)
func main() {
@@ -104,22 +105,54 @@ var errorsChan = make(chan struct{})
func countBeans(nextLocator chan string) {
t0 := time.Now()
var tickChan <-chan time.Time
+ var endChan <-chan time.Time
if *StatsInterval > 0 {
tickChan = time.NewTicker(*StatsInterval).C
}
+ if *RunTime > 0 {
+ endChan = time.NewTicker(*RunTime).C
+ }
var bytesIn uint64
var bytesOut uint64
var errors uint64
+ var maxRateIn, maxRateOut float64
for {
select {
case <-tickChan:
elapsed := time.Since(t0)
+ if float64(bytesIn)/elapsed.Seconds()/1048576 > maxRateIn {
+ maxRateIn = float64(bytesIn) / elapsed.Seconds() / 1048576
+ }
+ if float64(bytesOut)/elapsed.Seconds()/1048576 > maxRateOut {
+ maxRateOut = float64(bytesOut) / elapsed.Seconds() / 1048576
+ }
log.Printf("%v elapsed: read %v bytes (%.1f MiB/s), wrote %v bytes (%.1f MiB/s), errors %d",
elapsed,
bytesIn, (float64(bytesIn) / elapsed.Seconds() / 1048576),
bytesOut, (float64(bytesOut) / elapsed.Seconds() / 1048576),
errors,
)
+ case <-endChan:
+ elapsed := time.Since(t0)
+ log.Println("\nSummary:")
+ log.Println("Elapsed,Read (bytes),Avg Read Speed (MiB/s),Peak Read Speed (MiB/s),Written (bytes),Avg Write Speed (MiB/s),Peak Write Speed (MiB/s),Errors,ReadThreads,WriteThreads,VaryRequest,VaryThread,BlockSize,Replicas,StatsInterval,ServiceURL,ServiceUUID,RunTime\n")
+ log.Printf("%v,%v,%.1f,%.1f,%v,%.1f,%.1f,%d,%d,%d,%t,%t,%d,%d,%s,%s,%s,%s",
+ elapsed,
+ bytesIn, (float64(bytesIn) / elapsed.Seconds() / 1048576), maxRateIn,
+ bytesOut, (float64(bytesOut) / elapsed.Seconds() / 1048576), maxRateOut,
+ errors,
+ *ReadThreads,
+ *WriteThreads,
+ *VaryRequest,
+ *VaryThread,
+ *BlockSize,
+ *Replicas,
+ *StatsInterval,
+ *ServiceURL,
+ *ServiceUUID,
+ *RunTime,
+ )
+ os.Exit(0)
case i := <-bytesInChan:
bytesIn += i
case o := <-bytesOutChan:
-----------------------------------------------------------------------
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