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Re: CSV metrics
I also get this exception over and over again. It's weird because I can
manually create that file so it isn't a permissions issue. In any case the
default path for metrics data like this should by under /tmp not inside the
kafka source directory.

java.io.IOException: Unable to create
kafka_metrics/kafka.server.ReplicaManager.UnderReplicatedPartitions.csv
at
com.yammer.metrics.reporting.CsvReporter.createStreamForMetric(CsvReporter.java:145)
at
com.yammer.metrics.reporting.CsvReporter.getPrintStream(CsvReporter.java:271)
at com.yammer.metrics.reporting.CsvReporter.access$000(CsvReporter.java:24)
at
com.yammer.metrics.reporting.CsvReporter$1.getStream(CsvReporter.java:161)
at
com.yammer.metrics.reporting.CsvReporter.processGauge(CsvReporter.java:239)
at
com.yammer.metrics.reporting.CsvReporter.processGauge(CsvReporter.java:24)
at
com.yammer.metrics.reporting.MetricDispatcher.dispatch(MetricDispatcher.java:8)
at com.yammer.metrics.reporting.CsvReporter.run(CsvReporter.java:168)
at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:441)
at
java.util.concurrent.FutureTask$Sync.innerRunAndReset(FutureTask.java:317)
at java.util.concurrent.FutureTask.runAndReset(FutureTask.java:150)
at
java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.access$101(ScheduledThreadPoolExecutor.java:98)
at
java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.runPeriodic(ScheduledThreadPoolExecutor.java:180)
at
java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:204)
at
java.util.concurrent.ThreadPoolExecutor$Worker.runTask(ThreadPoolExecutor.java:886)
at
java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:908)
at java.lang.Thread.run(Thread.java:680)

-Jay

On Tue, Oct 30, 2012 at 9:19 AM, Jay Kreps <[EMAIL PROTECTED]> wrote:

> We seem to have enabled this by default in 0.8. Since it is only useful
> for performance testing and inappropriate at other times this seems like a
> bug, no?
>
> -Jay
>