abhishekagarwal87 opened a new pull request, #18472:
URL: https://github.com/apache/druid/pull/18472
We see these long exception stacks in CI and in local runs that just pollute
the logs
```
2025-08-06T13:31:22,178 WARN [main]
org.apache.druid.java.util.metrics.CgroupUtil - Unable to fetch cpu.shares
org.apache.druid.java.util.common.RE: Hierarchy for [cpu] not found
at
org.apache.druid.java.util.metrics.cgroups.ProcCgroupDiscoverer.getCgroupEntry(ProcCgroupDiscoverer.java:118)
~[druid-processing-2025.10.0-iap-SNAPSHOT.jar:2025.10.0-iap-SNAPSHOT]
at
org.apache.druid.java.util.metrics.cgroups.ProcCgroupDiscoverer.discover(ProcCgroupDiscoverer.java:79)
~[druid-processing-2025.10.0-iap-SNAPSHOT.jar:2025.10.0-iap-SNAPSHOT]
at
org.apache.druid.java.util.metrics.CgroupUtil.readLongValue(CgroupUtil.java:53)
[druid-processing-2025.10.0-iap-SNAPSHOT.jar:2025.10.0-iap-SNAPSHOT]
at org.apache.druid.java.util.metrics.cgroups.Cpu.snapshot(Cpu.java:85)
[druid-processing-2025.10.0-iap-SNAPSHOT.jar:2025.10.0-iap-SNAPSHOT]
at io.imply.druid.meter.VCpuMonitor.<init>(VCpuMonitor.java:117)
[druid-server-2025.10.0-iap-SNAPSHOT.jar:2025.10.0-iap-SNAPSHOT]
at io.imply.druid.meter.VCpuMonitor.<init>(VCpuMonitor.java:89)
[druid-server-2025.10.0-iap-SNAPSHOT.jar:2025.10.0-iap-SNAPSHOT]
at io.imply.druid.meter.VCpuMonitor.<init>(VCpuMonitor.java:71)
[druid-server-2025.10.0-iap-SNAPSHOT.jar:2025.10.0-iap-SNAPSHOT]
at
io.imply.druid.meter.VCpuMonitor$$FastClassByGuice$$227833162.GUICE$TRAMPOLINE(<generated>)
[?:2025.10.0-iap-SNAPSHOT]
at
io.imply.druid.meter.VCpuMonitor$$FastClassByGuice$$227833162.apply(<generated>)
[?:2025.10.0-iap-SNAPSHOT]
at
com.google.inject.internal.DefaultConstructionProxyFactory$FastClassProxy.newInstance(DefaultConstructionProxyFactory.java:82)
[guice-5.1.0.jar:?]
at
com.google.inject.internal.ConstructorInjector.provision(ConstructorInjector.java:114)
[guice-5.1.0.jar:?]
at
com.google.inject.internal.ConstructorInjector.construct(ConstructorInjector.java:91)
[guice-5.1.0.jar:?]
at
com.google.inject.internal.ConstructorBindingImpl$Factory.get(ConstructorBindingImpl.java:300)
[guice-5.1.0.jar:?]
at
com.google.inject.internal.InjectorImpl$1.get(InjectorImpl.java:1101)
[guice-5.1.0.jar:?]
at
com.google.inject.internal.InjectorImpl.getInstance(InjectorImpl.java:1139)
[guice-5.1.0.jar:?]
at
org.apache.druid.server.metrics.MetricsModule.getMonitorScheduler(MetricsModule.java:118)
[druid-server-2025.10.0-iap-SNAPSHOT.jar:2025.10.0-iap-SNAPSHOT]
at
org.apache.druid.server.metrics.MetricsModule$$FastClassByGuice$$30335127.GUICE$TRAMPOLINE(<generated>)
[?:2025.10.0-iap-SNAPSHOT]
at
org.apache.druid.server.metrics.MetricsModule$$FastClassByGuice$$30335127.apply(<generated>)
[?:2025.10.0-iap-SNAPSHOT]
at
com.google.inject.internal.ProviderMethod$FastClassProviderMethod.doProvision(ProviderMethod.java:260)
[guice-5.1.0.jar:?]
at
com.google.inject.internal.ProviderMethod.doProvision(ProviderMethod.java:171)
[guice-5.1.0.jar:?]
at
com.google.inject.internal.InternalProviderInstanceBindingImpl$CyclicFactory.provision(InternalProviderInstanceBindingImpl.java:185)
[guice-5.1.0.jar:?]
at
com.google.inject.internal.InternalProviderInstanceBindingImpl$CyclicFactory.get(InternalProviderInstanceBindingImpl.java:162)
[guice-5.1.0.jar:?]
at
com.google.inject.internal.ProviderToInternalFactoryAdapter.get(ProviderToInternalFactoryAdapter.java:40)
[guice-5.1.0.jar:?]
at org.apache.druid.guice.LifecycleScope$1.get(LifecycleScope.java:68)
[druid-processing-2025.10.0-iap-SNAPSHOT.jar:2025.10.0-iap-SNAPSHOT]
at
com.google.inject.internal.InternalFactoryToProviderAdapter.get(InternalFactoryToProviderAdapter.java:45)
[guice-5.1.0.jar:?]
at com.google.inject.internal.FactoryProxy.get(FactoryProxy.java:60)
[guice-5.1.0.jar:?]
```
This change gets rid of this unnecessary logging.
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