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Questions tagged [hdrhistogram]

HdrHistogram supports the recording and analyzing of sampled data value counts across a configurable integer value range with configurable value precision within the range.

HdrHistogram supports the recording and analyzing of sampled data value counts across a configurable integer value range with configurable value precision within the range.

The recording is very fast and garbage-free.

See https://github.com/HdrHistogram/HdrHistogram.

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Time unit problem with LatencyUtils 'recordLatency' method

I am using the LatencyUtils package for tracking and reporting on the behavior of latencies across…
shaqianqian
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4
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gradle Jigsaw module not found

I try to run a very simple gradle project which uses java 9 modules, but i receive the following error. /home/vadim/IdeaProjects/test_modules/src/main/java/module-info.java:2: error: module not found: HdrHistogram requires HdrHistogram; …
Vadim
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HdrHistogram: how to control the number of buckets in outputPercentileDistribution()?

I've been using HdrPercentile library in Java to monitor distribution of certain number in my system. I decided to take a shortcut and use outputPercentileDistribution to let HdrHistogram show me what it thinks of my data. The output has been…
user3458
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Failed to execute goal org.apache.felix:maven-bundle-plugin:4.2.1:bundle (default-bundle) on project HdrHistogram

While trying to build https://github.com/HdrHistogram/HdrHistogram I am getting an error with the maven-bundle-plugin when running the command mvn clean install -DskipTests I installed maven from homebrew for Mac. I'm wondering if the problem is…
Hofbr
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Async profiler overhead on Zing

Our team is monitoring latency of our application using HdrHistograms. When I attach async profiler to it all percentiles increase dramatically. OS: Red Hat Enterprise Linux release 8.1 (Ootpa) JVM: 11.0.8-zing_20.08.2.0-b2-product-linux-X86_64 This…
Vadim
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How to store System.currentTimeMillis() in an array with a park time simulator

I'm trying to store the time in milliseconds for every time this time park is executed. And then I would like to use HdrHistogram to represent the latency. However, i can't store the times in my array. Please, could you provide any help? public…
Learning_leo
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What kind of number is that?

after doing a benchmark with HdrHistogram i got this number as value: 142.22182267674.623 That should be Nanoseconds but what kind of number is that? Value Percentile TotalCount 1/(1-Percentile) 1382023.167 …
manuel
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HDR Histogram: Min not same as Max on 1 sample count

I am using Java implementation of HDR Histogram: org.hdrhistogram 2.1.4 HdrHistogram I'v enoticed that minimum and maximum…
user3458
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Need help in using HdrHistogram java library

I am using HdrHistogram java library but I am not getting the desired output. Can you please help me understand there is an error in the library or expected value. In this case I am expecting the output to be 1000000, but actual output is…
user1918858
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Need help to solve access violation error of hdr histogram C++

Recently started attempting to use hdr_histogram in C++. Works like a charm in unix. But the same program breaks in Windows (Visual Studio 2017). Throws "Access violation" while calling hdr reset (hdr_interval_recorder.inactive). inactive is NULL,…
Bishal Mazumdar
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