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From Maximilian Michels <...@apache.org>
Subject Re: How to get latency info from benchmark
Date Wed, 24 Aug 2016 12:04:24 GMT
I believe the AnaylzeTool is for processing logs of a different benchmark.

CC Jamie and Robert who worked on the benchmark.

On Wed, Aug 24, 2016 at 3:25 AM, Eric Fukuda <e.s.fukuda@gmail.com> wrote:
> Hi,
>
> I'm trying to benchmark Flink without Kafka as mentioned in this post
> (http://data-artisans.com/extending-the-yahoo-streaming-benchmark/). After
> running flink.benchmark.state.AdvertisingTopologyFlinkState with
> user.local.event.generator in localConf.yaml set to 1, I ran
> flink.benchmark.utils.AnalyzeTool giving
> flink-1.0.1/log/flink-[username]-jobmanager-0-[servername].log as a
> command-line argument. I got the following output and it does not have the
> information about the latency.
>
>
> ================= Latency (0 reports ) =====================
> ================= Throughput (1 reports ) =====================
> ====== null (entries: 10150)=======
> Mean throughput 639078.5018497099
> Exception in thread "main" java.lang.IndexOutOfBoundsException: toIndex = 2
>         at java.util.ArrayList.subListRangeCheck(ArrayList.java:962)
>         at java.util.ArrayList.subList(ArrayList.java:954)
>         at flink.benchmark.utils.AnalyzeTool.main(AnalyzeTool.java:133)
>
>
> Reading the code in AnalyzeTool.java, I found that it's looking for lines
> that include "Latency" in the log file, but apparently it's not finding any.
> I tried grepping the log file, and couldn't find any either. I have one
> server that runs both JobManager and Task Manager and another server that
> runs Redis, and they are connected through a network with each other.
>
> I think I have to do something to read the data stored in Redis before
> running AnalyzeTool, but can't figure out what. Does anyone know how to get
> the latency information?
>
> Thanks,
> Eric

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