spotify / semantic-metrics
File Change Frequency

File change frequency (churn) shows the distribution of file updates (days with at least one commit).

Overview
File Change Frequency Overall
  • There are 39 files with 2,645 lines of code.
    • 0 files changed more than 100 times (0 lines of code)
    • 0 files changed 51-100 times (0 lines of code)
    • 0 files changed 21-50 times (0 lines of code)
    • 8 files changed 6-20 times (1,159 lines of code)
    • 31 files changed 1-5 times (1,486 lines of code)
0% | 0% | 0% | 43% | 56%
Legend:
101+
51-100
21-50
6-20
1-5

explore: grouped by folders | grouped by update frequency | data
Contributors Count Frequency Overall
  • There are 39 files with 2,645 lines of code.
    • 0 files changed by more than 25 contributors (0 lines of code)
    • 0 files changed by 11-25 contributors (0 lines of code)
    • 7 files changed by 6-10 contributors (1,191 lines of code)
    • 24 files changed by 2-5 contributors (881 lines of code)
    • 8 files changed by 1 contributor (573 lines of code)
0% | 0% | 45% | 33% | 21%
Legend:
26+
11-25
6-10
2-5
1

explore: grouped by folders | grouped by contributors count | data
File Change Frequency per File Extension
java, xml, txt, md, sh, gitignore, py, json, yaml
File Change Frequency per Extension
The number of recorded file updates
101+
51-100
21-50
6-20
1-5
java0% | 0% | 0% | 43% | 56%
py0% | 0% | 0% | 0% | 0%
xml0% | 0% | 0% | 0% | 0%
File Change Frequency per Logical Decomposition
primary
primary (file change frequency)
The number of recorded file updates
101+
51-100
21-50
6-20
1-5
core0% | 0% | 0% | 30% | 69%
ffwd-reporter0% | 0% | 0% | 100% | 0%
remote0% | 0% | 0% | 71% | 28%
api0% | 0% | 0% | 5% | 94%
jmh-benchmarks0% | 0% | 0% | 0% | 100%
tools0% | 0% | 0% | 0% | 0%
guava0% | 0% | 0% | 0% | 0%
ROOT0% | 0% | 0% | 0% | 0%
Most Frequently Changed Files (Top 50)

See data for all files...

File# lines# unitscreatedlast modified# changes
(days)		# contributorsfirst
contributor		latest
contributor
FastForwardReporter.java
in ffwd-reporter/src/main/java/com/spotify/metrics/ffwd
 358 36 2017-12-11 2023-06-05 14 9 dano@spotify.com spkrka@users.noreply.github...
RemoteSemanticMetricRegistry.java
in api/src/main/java/com/spotify/metrics/core
 16 - 2016-06-09 2017-04-07 9 6 liljencrantz@spotify.com parmus@gmail.com
SemanticAggregatorMetricRegistry.java
in remote/src/main/java/com/spotify/metrics/remote
 99 14 2016-06-09 2017-04-07 9 6 liljencrantz@spotify.com parmus@gmail.com
SemanticMetricRegistry.java
in core/src/main/java/com/spotify/metrics/core
 276 41 2016-02-23 2020-10-12 9 7 udoprog@tedro.se spkrka@users.noreply.github...
SemanticAggregatorMetricBuilder.java
in remote/src/main/java/com/spotify/metrics/remote
 164 10 2016-06-09 2017-04-07 8 6 liljencrantz@spotify.com parmus@gmail.com
SemanticMetricBuilder.java
in core/src/main/java/com/spotify/metrics/core
 55 8 2016-06-09 2020-10-12 7 5 liljencrantz@spotify.com spkrka@users.noreply.github...
ReservoirWithTtl.java
in core/src/main/java/com/spotify/metrics/core
 103 14 2018-11-30 2020-10-12 7 3 dmichel@spotify.com spkrka@users.noreply.github...
OkRemote.java
in remote/src/main/java/com/spotify/metrics/remote
 88 3 2016-06-09 2017-03-28 6 4 liljencrantz@spotify.com steffeng@spotify.com
Remote.java
in remote/src/main/java/com/spotify/metrics/remote
 8 - 2016-06-09 2017-03-28 5 4 liljencrantz@spotify.com steffeng@spotify.com
LimitedRemote.java
in remote/src/main/java/com/spotify/metrics/remote
 32 3 2016-06-09 2018-11-21 5 6 liljencrantz@spotify.com dmichel@spotify.com
SemanticMetricDistribution.java
in core/src/main/java/com/spotify/metrics/core
 39 5 2020-09-09 2020-11-04 4 2 adeleo@spotify.com adeleo@spotify.com
MetricId.java
in api/src/main/java/com/spotify/metrics/core
 246 23 2016-04-13 2020-08-18 4 6 udoprog@tedro.se lmuhlha@gmail.com
RemoteHistogram.java
in api/src/main/java/com/spotify/metrics/core
 5 - 2016-06-15 2017-03-28 3 4 liljencrantz@spotify.com steffeng@spotify.com
RemoteMeter.java
in api/src/main/java/com/spotify/metrics/core
 6 - 2016-06-09 2017-03-28 3 4 liljencrantz@spotify.com steffeng@spotify.com
RemoteDerivingMeter.java
in api/src/main/java/com/spotify/metrics/core
 6 - 2016-06-14 2017-03-28 3 4 liljencrantz@spotify.com steffeng@spotify.com
RemoteCounter.java
in api/src/main/java/com/spotify/metrics/core
 7 - 2016-06-14 2017-04-07 3 3 liljencrantz@spotify.com parmus@gmail.com
RemoteTimer.java
in api/src/main/java/com/spotify/metrics/core
 8 - 2016-06-17 2017-03-28 3 4 liljencrantz@spotify.com steffeng@spotify.com
SemanticAggregator.java
in remote/src/main/java/com/spotify/metrics/remote
 20 2 2016-06-14 2016-06-21 3 2 liljencrantz@spotify.com zfrank@users.noreply.github...
FileDescriptorGaugeSet.java
in core/src/main/java/com/spotify/metrics/jvm
 28 2 2017-07-04 2017-07-17 3 2 johan.haals@gmail.com udoprog@tedro.se
SemanticAggregatorTimer.java
in remote/src/main/java/com/spotify/metrics/remote
 53 4 2016-06-17 2017-03-28 3 4 liljencrantz@spotify.com steffeng@spotify.com
SemanticMetricRegistryAdapter.java
in core/src/main/java/com/spotify/metrics/core
 85 14 2018-05-14 2020-09-09 3 3 freben@spotify.com adeleo@spotify.com
InstrumentedExecutorService.java
in core/src/main/java/com/spotify/metrics/core
 156 15 2018-04-19 2018-05-03 3 2 marco.ziccard@gmail.com nezdolik@spotify.com
RemoteMetric.java
in api/src/main/java/com/spotify/metrics/core
 3 - 2016-06-09 2016-06-21 2 2 liljencrantz@spotify.com zfrank@users.noreply.github...
SemanticMetricIdAdapter.java
in core/src/main/java/com/spotify/metrics/core
 4 - 2018-05-14 2018-05-15 2 2 freben@spotify.com nezdolik@spotify.com
TagExtractor.java
in core/src/main/java/com/spotify/metrics/tags
 5 - 2018-04-03 2018-04-24 2 2 tommy@spotify.com nezdolik@spotify.com
NoopTagExtractor.java
in core/src/main/java/com/spotify/metrics/tags
 8 1 2018-04-03 2018-04-24 2 2 tommy@spotify.com nezdolik@spotify.com
Distribution.java
in core/src/main/java/com/spotify/metrics/core
 8 - 2020-09-09 2020-10-13 2 1 adeleo@spotify.com adeleo@spotify.com
HistogramWithTtl.java
in core/src/main/java/com/spotify/metrics/core
 11 2 2018-11-30 2018-12-03 2 2 dmichel@spotify.com drew.michel@me.com
Sharder.java
in remote/src/main/java/com/spotify/metrics/remote
 27 2 2016-06-14 2016-06-21 2 2 liljencrantz@spotify.com zfrank@users.noreply.github...
EnvironmentTagExtractor.java
in core/src/main/java/com/spotify/metrics/tags
 31 4 2018-04-03 2018-04-24 2 2 tommy@spotify.com nezdolik@spotify.com
SemanticMetricBuilderFactory.java
in core/src/main/java/com/spotify/metrics/core
 34 2 2018-10-16 2018-10-31 2 1 jonsferr@gmail.com jonsferr@gmail.com
CpuGaugeSet.java
in core/src/main/java/com/spotify/metrics/jvm
 56 3 2016-06-07 2016-06-14 2 3 udoprog@tedro.se udoprog@spotify.com
SemanticMetricRegistryListener.java
in core/src/main/java/com/spotify/metrics/core
 69 16 2016-02-23 2020-09-09 2 2 udoprog@tedro.se adeleo@spotify.com
LockFreeExponentiallyDecayingReservoir.java
in core/src/main/java/com/spotify/metrics/core
 168 18 2020-08-26 2020-10-12 2 1 spkrka@users.noreply.github... spkrka@users.noreply.github...
SemanticMetricSet.java
in core/src/main/java/com/spotify/metrics/core
 6 - 2016-02-23 2016-02-23 1 1 udoprog@tedro.se udoprog@tedro.se
SemanticMetricFilter.java
in core/src/main/java/com/spotify/metrics/core
 11 1 2016-02-23 2016-02-23 1 1 udoprog@tedro.se udoprog@tedro.se
OverwritingFixedConcurrentRingBuffer.java
in core/src/main/java/com/spotify/metrics/core
 51 4 2020-06-23 2020-06-23 1 1 spkrka@users.noreply.github... spkrka@users.noreply.github...
DistributionBenchmark.java
in jmh-benchmarks/src/main/java/com/spotify/metrics/jmh
 80 9 2021-06-03 2021-06-03 1 1 spkrka@users.noreply.github... spkrka@users.noreply.github...
InstrumentedScheduledExecutorService.java
in core/src/main/java/com/spotify/metrics/core
 215 20 2018-10-10 2018-10-10 1 1 damodaran.balaji@gmail.com damodaran.balaji@gmail.com
DerivingMeter.java
in core/src/main/java/com/spotify/metrics/core
 5 -
11 -
18 -
GuavaCache.java
in guava/src/main/java/com/spotify/metrics/guava
 44 4
DelegatingDerivingMeter.java
in core/src/main/java/com/spotify/metrics/core
 45 7
GarbageCollectorMetricSet.java
in core/src/main/java/com/spotify/metrics/jvm
 49 3
ThreadStatesMetricSet.java
in core/src/main/java/com/spotify/metrics/jvm
 74 4
Percentile.java
in ffwd-reporter/src/main/java/com/spotify/metrics/ffwd
 75 10
DerivedLongGauge.java
in core/src/main/java/com/spotify/metrics/core
 83 8
MemoryUsageGaugeSet.java
in core/src/main/java/com/spotify/metrics/jvm
 84 4
MetricIdCache.java
in api/src/main/java/com/spotify/metrics/core
 219 33
Files With Most Contributors (Top 50)
Based on the number of unique email addresses found in commits.

See data for all files...

File# lines# unitscreatedlast modified# changes
(days)		# contributorsfirst
contributor		latest
contributor
FastForwardReporter.java
in ffwd-reporter/src/main/java/com/spotify/metrics/ffwd
 358 36 2017-12-11 2023-06-05 14 9 dano@spotify.com spkrka@users.noreply.github...
SemanticMetricRegistry.java
in core/src/main/java/com/spotify/metrics/core
 276 41 2016-02-23 2020-10-12 9 7 udoprog@tedro.se spkrka@users.noreply.github...
RemoteSemanticMetricRegistry.java
in api/src/main/java/com/spotify/metrics/core
 16 - 2016-06-09 2017-04-07 9 6 liljencrantz@spotify.com parmus@gmail.com
SemanticAggregatorMetricRegistry.java
in remote/src/main/java/com/spotify/metrics/remote
 99 14 2016-06-09 2017-04-07 9 6 liljencrantz@spotify.com parmus@gmail.com
SemanticAggregatorMetricBuilder.java
in remote/src/main/java/com/spotify/metrics/remote
 164 10 2016-06-09 2017-04-07 8 6 liljencrantz@spotify.com parmus@gmail.com
LimitedRemote.java
in remote/src/main/java/com/spotify/metrics/remote
 32 3 2016-06-09 2018-11-21 5 6 liljencrantz@spotify.com dmichel@spotify.com
MetricId.java
in api/src/main/java/com/spotify/metrics/core
 246 23 2016-04-13 2020-08-18 4 6 udoprog@tedro.se lmuhlha@gmail.com
SemanticMetricBuilder.java
in core/src/main/java/com/spotify/metrics/core
 55 8 2016-06-09 2020-10-12 7 5 liljencrantz@spotify.com spkrka@users.noreply.github...
OkRemote.java
in remote/src/main/java/com/spotify/metrics/remote
 88 3 2016-06-09 2017-03-28 6 4 liljencrantz@spotify.com steffeng@spotify.com
Remote.java
in remote/src/main/java/com/spotify/metrics/remote
 8 - 2016-06-09 2017-03-28 5 4 liljencrantz@spotify.com steffeng@spotify.com
RemoteHistogram.java
in api/src/main/java/com/spotify/metrics/core
 5 - 2016-06-15 2017-03-28 3 4 liljencrantz@spotify.com steffeng@spotify.com
RemoteDerivingMeter.java
in api/src/main/java/com/spotify/metrics/core
 6 - 2016-06-14 2017-03-28 3 4 liljencrantz@spotify.com steffeng@spotify.com
RemoteTimer.java
in api/src/main/java/com/spotify/metrics/core
 8 - 2016-06-17 2017-03-28 3 4 liljencrantz@spotify.com steffeng@spotify.com
RemoteMeter.java
in api/src/main/java/com/spotify/metrics/core
 6 - 2016-06-09 2017-03-28 3 4 liljencrantz@spotify.com steffeng@spotify.com
SemanticAggregatorTimer.java
in remote/src/main/java/com/spotify/metrics/remote
 53 4 2016-06-17 2017-03-28 3 4 liljencrantz@spotify.com steffeng@spotify.com
ReservoirWithTtl.java
in core/src/main/java/com/spotify/metrics/core
 103 14 2018-11-30 2020-10-12 7 3 dmichel@spotify.com spkrka@users.noreply.github...
SemanticMetricRegistryAdapter.java
in core/src/main/java/com/spotify/metrics/core
 85 14 2018-05-14 2020-09-09 3 3 freben@spotify.com adeleo@spotify.com
RemoteCounter.java
in api/src/main/java/com/spotify/metrics/core
 7 - 2016-06-14 2017-04-07 3 3 liljencrantz@spotify.com parmus@gmail.com
CpuGaugeSet.java
in core/src/main/java/com/spotify/metrics/jvm
 56 3 2016-06-07 2016-06-14 2 3 udoprog@tedro.se udoprog@spotify.com
SemanticMetricDistribution.java
in core/src/main/java/com/spotify/metrics/core
 39 5 2020-09-09 2020-11-04 4 2 adeleo@spotify.com adeleo@spotify.com
InstrumentedExecutorService.java
in core/src/main/java/com/spotify/metrics/core
 156 15 2018-04-19 2018-05-03 3 2 marco.ziccard@gmail.com nezdolik@spotify.com
FileDescriptorGaugeSet.java
in core/src/main/java/com/spotify/metrics/jvm
 28 2 2017-07-04 2017-07-17 3 2 johan.haals@gmail.com udoprog@tedro.se
SemanticAggregator.java
in remote/src/main/java/com/spotify/metrics/remote
 20 2 2016-06-14 2016-06-21 3 2 liljencrantz@spotify.com zfrank@users.noreply.github...
SemanticMetricRegistryListener.java
in core/src/main/java/com/spotify/metrics/core
 69 16 2016-02-23 2020-09-09 2 2 udoprog@tedro.se adeleo@spotify.com
HistogramWithTtl.java
in core/src/main/java/com/spotify/metrics/core
 11 2 2018-11-30 2018-12-03 2 2 dmichel@spotify.com drew.michel@me.com
SemanticMetricIdAdapter.java
in core/src/main/java/com/spotify/metrics/core
 4 - 2018-05-14 2018-05-15 2 2 freben@spotify.com nezdolik@spotify.com
EnvironmentTagExtractor.java
in core/src/main/java/com/spotify/metrics/tags
 31 4 2018-04-03 2018-04-24 2 2 tommy@spotify.com nezdolik@spotify.com
TagExtractor.java
in core/src/main/java/com/spotify/metrics/tags
 5 - 2018-04-03 2018-04-24 2 2 tommy@spotify.com nezdolik@spotify.com
NoopTagExtractor.java
in core/src/main/java/com/spotify/metrics/tags
 8 1 2018-04-03 2018-04-24 2 2 tommy@spotify.com nezdolik@spotify.com
RemoteMetric.java
in api/src/main/java/com/spotify/metrics/core
 3 - 2016-06-09 2016-06-21 2 2 liljencrantz@spotify.com zfrank@users.noreply.github...
Sharder.java
in remote/src/main/java/com/spotify/metrics/remote
 27 2 2016-06-14 2016-06-21 2 2 liljencrantz@spotify.com zfrank@users.noreply.github...
LockFreeExponentiallyDecayingReservoir.java
in core/src/main/java/com/spotify/metrics/core
 168 18 2020-08-26 2020-10-12 2 1 spkrka@users.noreply.github... spkrka@users.noreply.github...
SemanticMetricBuilderFactory.java
in core/src/main/java/com/spotify/metrics/core
 34 2 2018-10-16 2018-10-31 2 1 jonsferr@gmail.com jonsferr@gmail.com
Distribution.java
in core/src/main/java/com/spotify/metrics/core
 8 - 2020-09-09 2020-10-13 2 1 adeleo@spotify.com adeleo@spotify.com
SemanticMetricFilter.java
in core/src/main/java/com/spotify/metrics/core
 11 1 2016-02-23 2016-02-23 1 1 udoprog@tedro.se udoprog@tedro.se
InstrumentedScheduledExecutorService.java
in core/src/main/java/com/spotify/metrics/core
 215 20 2018-10-10 2018-10-10 1 1 damodaran.balaji@gmail.com damodaran.balaji@gmail.com
SemanticMetricSet.java
in core/src/main/java/com/spotify/metrics/core
 6 - 2016-02-23 2016-02-23 1 1 udoprog@tedro.se udoprog@tedro.se
OverwritingFixedConcurrentRingBuffer.java
in core/src/main/java/com/spotify/metrics/core
 51 4 2020-06-23 2020-06-23 1 1 spkrka@users.noreply.github... spkrka@users.noreply.github...
DistributionBenchmark.java
in jmh-benchmarks/src/main/java/com/spotify/metrics/jmh
 80 9 2021-06-03 2021-06-03 1 1 spkrka@users.noreply.github... spkrka@users.noreply.github...
18 -
DelegatingDerivingMeter.java
in core/src/main/java/com/spotify/metrics/core
 45 7
DerivingMeter.java
in core/src/main/java/com/spotify/metrics/core
 5 -
DerivedLongGauge.java
in core/src/main/java/com/spotify/metrics/core
 83 8
MemoryUsageGaugeSet.java
in core/src/main/java/com/spotify/metrics/jvm
 84 4
ThreadStatesMetricSet.java
in core/src/main/java/com/spotify/metrics/jvm
 74 4
GarbageCollectorMetricSet.java
in core/src/main/java/com/spotify/metrics/jvm
 49 3
GuavaCache.java
in guava/src/main/java/com/spotify/metrics/guava
 44 4
11 -
Percentile.java
in ffwd-reporter/src/main/java/com/spotify/metrics/ffwd
 75 10
MetricIdCache.java
in api/src/main/java/com/spotify/metrics/core
 219 33
Files With Least Contributors (Top 50)
Based on the number of unique email addresses found in commits.

See data for all files...

File# lines# unitscreatedlast modified# changes
(days)		# contributorsfirst
contributor		latest
contributor
MetricIdCache.java
in api/src/main/java/com/spotify/metrics/core
 219 33
MemoryUsageGaugeSet.java
in core/src/main/java/com/spotify/metrics/jvm
 84 4
DerivedLongGauge.java
in core/src/main/java/com/spotify/metrics/core
 83 8
Percentile.java
in ffwd-reporter/src/main/java/com/spotify/metrics/ffwd
 75 10
ThreadStatesMetricSet.java
in core/src/main/java/com/spotify/metrics/jvm
 74 4
GarbageCollectorMetricSet.java
in core/src/main/java/com/spotify/metrics/jvm
 49 3
DelegatingDerivingMeter.java
in core/src/main/java/com/spotify/metrics/core
 45 7
GuavaCache.java
in guava/src/main/java/com/spotify/metrics/guava
 44 4
18 -
11 -
DerivingMeter.java
in core/src/main/java/com/spotify/metrics/core
 5 -
InstrumentedScheduledExecutorService.java
in core/src/main/java/com/spotify/metrics/core
 215 20 2018-10-10 2018-10-10 1 1 damodaran.balaji@gmail.com damodaran.balaji@gmail.com
LockFreeExponentiallyDecayingReservoir.java
in core/src/main/java/com/spotify/metrics/core
 168 18 2020-08-26 2020-10-12 2 1 spkrka@users.noreply.github... spkrka@users.noreply.github...
DistributionBenchmark.java
in jmh-benchmarks/src/main/java/com/spotify/metrics/jmh
 80 9 2021-06-03 2021-06-03 1 1 spkrka@users.noreply.github... spkrka@users.noreply.github...
OverwritingFixedConcurrentRingBuffer.java
in core/src/main/java/com/spotify/metrics/core
 51 4 2020-06-23 2020-06-23 1 1 spkrka@users.noreply.github... spkrka@users.noreply.github...
SemanticMetricBuilderFactory.java
in core/src/main/java/com/spotify/metrics/core
 34 2 2018-10-16 2018-10-31 2 1 jonsferr@gmail.com jonsferr@gmail.com
SemanticMetricFilter.java
in core/src/main/java/com/spotify/metrics/core
 11 1 2016-02-23 2016-02-23 1 1 udoprog@tedro.se udoprog@tedro.se
Distribution.java
in core/src/main/java/com/spotify/metrics/core
 8 - 2020-09-09 2020-10-13 2 1 adeleo@spotify.com adeleo@spotify.com
SemanticMetricSet.java
in core/src/main/java/com/spotify/metrics/core
 6 - 2016-02-23 2016-02-23 1 1 udoprog@tedro.se udoprog@tedro.se
InstrumentedExecutorService.java
in core/src/main/java/com/spotify/metrics/core
 156 15 2018-04-19 2018-05-03 3 2 marco.ziccard@gmail.com nezdolik@spotify.com
SemanticMetricRegistryListener.java
in core/src/main/java/com/spotify/metrics/core
 69 16 2016-02-23 2020-09-09 2 2 udoprog@tedro.se adeleo@spotify.com
SemanticMetricDistribution.java
in core/src/main/java/com/spotify/metrics/core
 39 5 2020-09-09 2020-11-04 4 2 adeleo@spotify.com adeleo@spotify.com
EnvironmentTagExtractor.java
in core/src/main/java/com/spotify/metrics/tags
 31 4 2018-04-03 2018-04-24 2 2 tommy@spotify.com nezdolik@spotify.com
FileDescriptorGaugeSet.java
in core/src/main/java/com/spotify/metrics/jvm
 28 2 2017-07-04 2017-07-17 3 2 johan.haals@gmail.com udoprog@tedro.se
Sharder.java
in remote/src/main/java/com/spotify/metrics/remote
 27 2 2016-06-14 2016-06-21 2 2 liljencrantz@spotify.com zfrank@users.noreply.github...
SemanticAggregator.java
in remote/src/main/java/com/spotify/metrics/remote
 20 2 2016-06-14 2016-06-21 3 2 liljencrantz@spotify.com zfrank@users.noreply.github...
HistogramWithTtl.java
in core/src/main/java/com/spotify/metrics/core
 11 2 2018-11-30 2018-12-03 2 2 dmichel@spotify.com drew.michel@me.com
NoopTagExtractor.java
in core/src/main/java/com/spotify/metrics/tags
 8 1 2018-04-03 2018-04-24 2 2 tommy@spotify.com nezdolik@spotify.com
TagExtractor.java
in core/src/main/java/com/spotify/metrics/tags
 5 - 2018-04-03 2018-04-24 2 2 tommy@spotify.com nezdolik@spotify.com
SemanticMetricIdAdapter.java
in core/src/main/java/com/spotify/metrics/core
 4 - 2018-05-14 2018-05-15 2 2 freben@spotify.com nezdolik@spotify.com
RemoteMetric.java
in api/src/main/java/com/spotify/metrics/core
 3 - 2016-06-09 2016-06-21 2 2 liljencrantz@spotify.com zfrank@users.noreply.github...
ReservoirWithTtl.java
in core/src/main/java/com/spotify/metrics/core
 103 14 2018-11-30 2020-10-12 7 3 dmichel@spotify.com spkrka@users.noreply.github...
SemanticMetricRegistryAdapter.java
in core/src/main/java/com/spotify/metrics/core
 85 14 2018-05-14 2020-09-09 3 3 freben@spotify.com adeleo@spotify.com
CpuGaugeSet.java
in core/src/main/java/com/spotify/metrics/jvm
 56 3 2016-06-07 2016-06-14 2 3 udoprog@tedro.se udoprog@spotify.com
RemoteCounter.java
in api/src/main/java/com/spotify/metrics/core
 7 - 2016-06-14 2017-04-07 3 3 liljencrantz@spotify.com parmus@gmail.com
OkRemote.java
in remote/src/main/java/com/spotify/metrics/remote
 88 3 2016-06-09 2017-03-28 6 4 liljencrantz@spotify.com steffeng@spotify.com
SemanticAggregatorTimer.java
in remote/src/main/java/com/spotify/metrics/remote
 53 4 2016-06-17 2017-03-28 3 4 liljencrantz@spotify.com steffeng@spotify.com
RemoteTimer.java
in api/src/main/java/com/spotify/metrics/core
 8 - 2016-06-17 2017-03-28 3 4 liljencrantz@spotify.com steffeng@spotify.com
Remote.java
in remote/src/main/java/com/spotify/metrics/remote
 8 - 2016-06-09 2017-03-28 5 4 liljencrantz@spotify.com steffeng@spotify.com
RemoteDerivingMeter.java
in api/src/main/java/com/spotify/metrics/core
 6 - 2016-06-14 2017-03-28 3 4 liljencrantz@spotify.com steffeng@spotify.com
RemoteMeter.java
in api/src/main/java/com/spotify/metrics/core
 6 - 2016-06-09 2017-03-28 3 4 liljencrantz@spotify.com steffeng@spotify.com
RemoteHistogram.java
in api/src/main/java/com/spotify/metrics/core
 5 - 2016-06-15 2017-03-28 3 4 liljencrantz@spotify.com steffeng@spotify.com
SemanticMetricBuilder.java
in core/src/main/java/com/spotify/metrics/core
 55 8 2016-06-09 2020-10-12 7 5 liljencrantz@spotify.com spkrka@users.noreply.github...
MetricId.java
in api/src/main/java/com/spotify/metrics/core
 246 23 2016-04-13 2020-08-18 4 6 udoprog@tedro.se lmuhlha@gmail.com
SemanticAggregatorMetricBuilder.java
in remote/src/main/java/com/spotify/metrics/remote
 164 10 2016-06-09 2017-04-07 8 6 liljencrantz@spotify.com parmus@gmail.com
SemanticAggregatorMetricRegistry.java
in remote/src/main/java/com/spotify/metrics/remote
 99 14 2016-06-09 2017-04-07 9 6 liljencrantz@spotify.com parmus@gmail.com
LimitedRemote.java
in remote/src/main/java/com/spotify/metrics/remote
 32 3 2016-06-09 2018-11-21 5 6 liljencrantz@spotify.com dmichel@spotify.com
RemoteSemanticMetricRegistry.java
in api/src/main/java/com/spotify/metrics/core
 16 - 2016-06-09 2017-04-07 9 6 liljencrantz@spotify.com parmus@gmail.com
SemanticMetricRegistry.java
in core/src/main/java/com/spotify/metrics/core
 276 41 2016-02-23 2020-10-12 9 7 udoprog@tedro.se spkrka@users.noreply.github...
FastForwardReporter.java
in ffwd-reporter/src/main/java/com/spotify/metrics/ffwd
 358 36 2017-12-11 2023-06-05 14 9 dano@spotify.com spkrka@users.noreply.github...
Correlations

File Size vs. Number of Changes: 39 points

ffwd-reporter/src/main/java/com/spotify/metrics/ffwd/FastForwardReporter.java x: 358 lines of code y: 14 # changes jmh-benchmarks/src/main/java/com/spotify/metrics/jmh/DistributionBenchmark.java x: 80 lines of code y: 1 # changes core/src/main/java/com/spotify/metrics/core/SemanticMetricDistribution.java x: 39 lines of code y: 4 # changes core/src/main/java/com/spotify/metrics/core/Distribution.java x: 8 lines of code y: 2 # changes core/src/main/java/com/spotify/metrics/core/LockFreeExponentiallyDecayingReservoir.java x: 168 lines of code y: 2 # changes core/src/main/java/com/spotify/metrics/core/ReservoirWithTtl.java x: 103 lines of code y: 7 # changes core/src/main/java/com/spotify/metrics/core/SemanticMetricBuilder.java x: 55 lines of code y: 7 # changes core/src/main/java/com/spotify/metrics/core/SemanticMetricRegistry.java x: 276 lines of code y: 9 # changes core/src/main/java/com/spotify/metrics/core/SemanticMetricRegistryAdapter.java x: 85 lines of code y: 3 # changes core/src/main/java/com/spotify/metrics/core/SemanticMetricRegistryListener.java x: 69 lines of code y: 2 # changes api/src/main/java/com/spotify/metrics/core/MetricId.java x: 246 lines of code y: 4 # changes core/src/main/java/com/spotify/metrics/core/OverwritingFixedConcurrentRingBuffer.java x: 51 lines of code y: 1 # changes core/src/main/java/com/spotify/metrics/core/HistogramWithTtl.java x: 11 lines of code y: 2 # changes remote/src/main/java/com/spotify/metrics/remote/LimitedRemote.java x: 32 lines of code y: 5 # changes core/src/main/java/com/spotify/metrics/core/SemanticMetricBuilderFactory.java x: 34 lines of code y: 2 # changes core/src/main/java/com/spotify/metrics/core/InstrumentedScheduledExecutorService.java x: 215 lines of code y: 1 # changes core/src/main/java/com/spotify/metrics/core/SemanticMetricIdAdapter.java x: 4 lines of code y: 2 # changes core/src/main/java/com/spotify/metrics/core/InstrumentedExecutorService.java x: 156 lines of code y: 3 # changes core/src/main/java/com/spotify/metrics/tags/EnvironmentTagExtractor.java x: 31 lines of code y: 2 # changes core/src/main/java/com/spotify/metrics/tags/TagExtractor.java x: 5 lines of code y: 2 # changes core/src/main/java/com/spotify/metrics/jvm/FileDescriptorGaugeSet.java x: 28 lines of code y: 3 # changes api/src/main/java/com/spotify/metrics/core/RemoteCounter.java x: 7 lines of code y: 3 # changes api/src/main/java/com/spotify/metrics/core/RemoteSemanticMetricRegistry.java x: 16 lines of code y: 9 # changes remote/src/main/java/com/spotify/metrics/remote/SemanticAggregatorMetricBuilder.java x: 164 lines of code y: 8 # changes remote/src/main/java/com/spotify/metrics/remote/SemanticAggregatorMetricRegistry.java x: 99 lines of code y: 9 # changes api/src/main/java/com/spotify/metrics/core/RemoteDerivingMeter.java x: 6 lines of code y: 3 # changes api/src/main/java/com/spotify/metrics/core/RemoteHistogram.java x: 5 lines of code y: 3 # changes api/src/main/java/com/spotify/metrics/core/RemoteTimer.java x: 8 lines of code y: 3 # changes remote/src/main/java/com/spotify/metrics/remote/OkRemote.java x: 88 lines of code y: 6 # changes remote/src/main/java/com/spotify/metrics/remote/Remote.java x: 8 lines of code y: 5 # changes remote/src/main/java/com/spotify/metrics/remote/SemanticAggregatorTimer.java x: 53 lines of code y: 3 # changes api/src/main/java/com/spotify/metrics/core/RemoteMetric.java x: 3 lines of code y: 2 # changes remote/src/main/java/com/spotify/metrics/remote/SemanticAggregator.java x: 20 lines of code y: 3 # changes remote/src/main/java/com/spotify/metrics/remote/Sharder.java x: 27 lines of code y: 2 # changes core/src/main/java/com/spotify/metrics/jvm/CpuGaugeSet.java x: 56 lines of code y: 2 # changes core/src/main/java/com/spotify/metrics/core/SemanticMetricFilter.java x: 11 lines of code y: 1 # changes core/src/main/java/com/spotify/metrics/core/SemanticMetricSet.java x: 6 lines of code y: 1 # changes
14.0
# changes
  min: 1.0
  average: 3.74
  25th percentile: 2.0
  median: 3.0
  75th percentile: 5.0
  max: 14.0
0 358.0
lines of code
min: 3.0 | average: 67.82 | 25th percentile: 8.0 | median: 32.0 | 75th percentile: 88.0 | max: 358.0

Number of Contributors vs. Number of Changes: 39 points

ffwd-reporter/src/main/java/com/spotify/metrics/ffwd/FastForwardReporter.java x: 9 # contributors y: 14 # changes jmh-benchmarks/src/main/java/com/spotify/metrics/jmh/DistributionBenchmark.java x: 1 # contributors y: 1 # changes core/src/main/java/com/spotify/metrics/core/SemanticMetricDistribution.java x: 2 # contributors y: 4 # changes core/src/main/java/com/spotify/metrics/core/Distribution.java x: 1 # contributors y: 2 # changes core/src/main/java/com/spotify/metrics/core/ReservoirWithTtl.java x: 3 # contributors y: 7 # changes core/src/main/java/com/spotify/metrics/core/SemanticMetricBuilder.java x: 5 # contributors y: 7 # changes core/src/main/java/com/spotify/metrics/core/SemanticMetricRegistry.java x: 7 # contributors y: 9 # changes core/src/main/java/com/spotify/metrics/core/SemanticMetricRegistryAdapter.java x: 3 # contributors y: 3 # changes core/src/main/java/com/spotify/metrics/core/SemanticMetricRegistryListener.java x: 2 # contributors y: 2 # changes api/src/main/java/com/spotify/metrics/core/MetricId.java x: 6 # contributors y: 4 # changes remote/src/main/java/com/spotify/metrics/remote/LimitedRemote.java x: 6 # contributors y: 5 # changes core/src/main/java/com/spotify/metrics/core/InstrumentedExecutorService.java x: 2 # contributors y: 3 # changes api/src/main/java/com/spotify/metrics/core/RemoteSemanticMetricRegistry.java x: 6 # contributors y: 9 # changes remote/src/main/java/com/spotify/metrics/remote/SemanticAggregatorMetricBuilder.java x: 6 # contributors y: 8 # changes api/src/main/java/com/spotify/metrics/core/RemoteDerivingMeter.java x: 4 # contributors y: 3 # changes remote/src/main/java/com/spotify/metrics/remote/OkRemote.java x: 4 # contributors y: 6 # changes remote/src/main/java/com/spotify/metrics/remote/Remote.java x: 4 # contributors y: 5 # changes core/src/main/java/com/spotify/metrics/jvm/CpuGaugeSet.java x: 3 # contributors y: 2 # changes
14.0
# changes
  min: 1.0
  average: 3.74
  25th percentile: 2.0
  median: 3.0
  75th percentile: 5.0
  max: 14.0
0 9.0
# contributors
min: 1.0 | average: 3.15 | 25th percentile: 2.0 | median: 2.0 | 75th percentile: 4.0 | max: 9.0

Number of Contributors vs. File Size: 39 points

ffwd-reporter/src/main/java/com/spotify/metrics/ffwd/FastForwardReporter.java x: 9 # contributors y: 358 lines of code jmh-benchmarks/src/main/java/com/spotify/metrics/jmh/DistributionBenchmark.java x: 1 # contributors y: 80 lines of code core/src/main/java/com/spotify/metrics/core/SemanticMetricDistribution.java x: 2 # contributors y: 39 lines of code core/src/main/java/com/spotify/metrics/core/Distribution.java x: 1 # contributors y: 8 lines of code core/src/main/java/com/spotify/metrics/core/LockFreeExponentiallyDecayingReservoir.java x: 1 # contributors y: 168 lines of code core/src/main/java/com/spotify/metrics/core/ReservoirWithTtl.java x: 3 # contributors y: 103 lines of code core/src/main/java/com/spotify/metrics/core/SemanticMetricBuilder.java x: 5 # contributors y: 55 lines of code core/src/main/java/com/spotify/metrics/core/SemanticMetricRegistry.java x: 7 # contributors y: 276 lines of code core/src/main/java/com/spotify/metrics/core/SemanticMetricRegistryAdapter.java x: 3 # contributors y: 85 lines of code core/src/main/java/com/spotify/metrics/core/SemanticMetricRegistryListener.java x: 2 # contributors y: 69 lines of code api/src/main/java/com/spotify/metrics/core/MetricId.java x: 6 # contributors y: 246 lines of code core/src/main/java/com/spotify/metrics/core/OverwritingFixedConcurrentRingBuffer.java x: 1 # contributors y: 51 lines of code core/src/main/java/com/spotify/metrics/core/HistogramWithTtl.java x: 2 # contributors y: 11 lines of code remote/src/main/java/com/spotify/metrics/remote/LimitedRemote.java x: 6 # contributors y: 32 lines of code core/src/main/java/com/spotify/metrics/core/SemanticMetricBuilderFactory.java x: 1 # contributors y: 34 lines of code core/src/main/java/com/spotify/metrics/core/InstrumentedScheduledExecutorService.java x: 1 # contributors y: 215 lines of code core/src/main/java/com/spotify/metrics/core/SemanticMetricIdAdapter.java x: 2 # contributors y: 4 lines of code core/src/main/java/com/spotify/metrics/core/InstrumentedExecutorService.java x: 2 # contributors y: 156 lines of code core/src/main/java/com/spotify/metrics/tags/EnvironmentTagExtractor.java x: 2 # contributors y: 31 lines of code core/src/main/java/com/spotify/metrics/tags/NoopTagExtractor.java x: 2 # contributors y: 8 lines of code core/src/main/java/com/spotify/metrics/tags/TagExtractor.java x: 2 # contributors y: 5 lines of code core/src/main/java/com/spotify/metrics/jvm/FileDescriptorGaugeSet.java x: 2 # contributors y: 28 lines of code api/src/main/java/com/spotify/metrics/core/RemoteCounter.java x: 3 # contributors y: 7 lines of code api/src/main/java/com/spotify/metrics/core/RemoteSemanticMetricRegistry.java x: 6 # contributors y: 16 lines of code remote/src/main/java/com/spotify/metrics/remote/SemanticAggregatorMetricBuilder.java x: 6 # contributors y: 164 lines of code remote/src/main/java/com/spotify/metrics/remote/SemanticAggregatorMetricRegistry.java x: 6 # contributors y: 99 lines of code api/src/main/java/com/spotify/metrics/core/RemoteDerivingMeter.java x: 4 # contributors y: 6 lines of code api/src/main/java/com/spotify/metrics/core/RemoteHistogram.java x: 4 # contributors y: 5 lines of code api/src/main/java/com/spotify/metrics/core/RemoteTimer.java x: 4 # contributors y: 8 lines of code remote/src/main/java/com/spotify/metrics/remote/OkRemote.java x: 4 # contributors y: 88 lines of code remote/src/main/java/com/spotify/metrics/remote/SemanticAggregatorTimer.java x: 4 # contributors y: 53 lines of code remote/src/main/java/com/spotify/metrics/remote/SemanticAggregator.java x: 2 # contributors y: 20 lines of code core/src/main/java/com/spotify/metrics/jvm/CpuGaugeSet.java x: 3 # contributors y: 56 lines of code core/src/main/java/com/spotify/metrics/core/SemanticMetricFilter.java x: 1 # contributors y: 11 lines of code core/src/main/java/com/spotify/metrics/core/SemanticMetricSet.java x: 1 # contributors y: 6 lines of code
358.0
lines of code
  min: 3.0
  average: 67.82
  25th percentile: 8.0
  median: 32.0
  75th percentile: 88.0
  max: 358.0
0 9.0
# contributors
min: 1.0 | average: 3.15 | 25th percentile: 2.0 | median: 2.0 | 75th percentile: 4.0 | max: 9.0