EdColeman opened a new pull request, #3315:
URL: https://github.com/apache/accumulo/pull/3315
With the latest version of micrometer (1.10.6), there is a runtime
dependency on micrometer-commons.
@jmark99 discovered running fluo that the manager / tservers were dying with
the exception
<details>
<summary>java.lang.NoClassDefFoundError:
io/micrometer/common/util/internal/logging/InternalLoggerFactory</summary>
```
Exception in thread "manager"
java.lang.NoClassDefFoundError:io/micrometer/common/util/internal/logging/InternalLoggerFactory
at
io.micrometer.core.instrument.binder.jvm.ExecutorServiceMetrics.<clinit>(ExecutorServiceMetrics.java:58)
at
org.apache.accumulo.core.metrics.MetricsUtil.addExecutorServiceMetrics(MetricsUtil.java:117)
at
org.apache.accumulo.core.util.threads.ThreadPools.createScheduledExecutorService(ThreadPools.java:541)
at
org.apache.accumulo.core.util.threads.ThreadPools.createExecutorService(ThreadPools.java:251)
at
org.apache.accumulo.core.util.threads.ThreadPools.createGeneralScheduledExecutorService(ThreadPools.java:469)
at
org.apache.accumulo.server.ServerContext.lambda$new$7(ServerContext.java:128)
at
com.google.common.base.Suppliers$NonSerializableMemoizingSupplier.get(Suppliers.java:183)
at
org.apache.accumulo.server.ServerContext.getScheduledExecutor(ServerContext.java:439)
at
org.apache.accumulo.server.ServerContext.monitorSwappiness(ServerContext.java:413)
at
org.apache.accumulo.server.ServerContext.init(ServerContext.java:399)
at
org.apache.accumulo.server.AbstractServer.<init>(AbstractServer.java:55)
at org.apache.accumulo.manager.Manager.<init>(Manager.java:421)
at org.apache.accumulo.manager.Manager.main(Manager.java:415)
at
org.apache.accumulo.manager.ManagerExecutable.execute(ManagerExecutable.java:45)
at org.apache.accumulo.start.Main.lambda$execKeyword$0(Main.java:81)
at java.base/java.lang.Thread.run(Thread.java:834)
Caused by: java.lang.ClassNotFoundException:
io.micrometer.common.util.internal.logging.InternalLoggerFactory
at
java.base/jdk.internal.loader.BuiltinClassLoader.loadClass(BuiltinClassLoader.java:582)
at
java.base/jdk.internal.loader.ClassLoaders$AppClassLoader.loadClass(ClassLoaders.java:178)
at java.base/java.lang.ClassLoader.loadClass(ClassLoader.java:521)
... 16 more (edited)
```
</details>
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