[Bug]Create multiple file import tasks, and inlong-agent reports an error when registering metric

[bruceneenhl]

What happened

For the same data access service, create multiple data streams, and each data stream is configured with file import tasks,
the inlong-agent reports the error as follows:

2021-12-14 11:40:42,640 ERROR [job-running-thread-5] (metrics.MetricRegister@register:53): org.apache.inlong:type=SinkMetric,tagName=AgentProxySinkMetric javax.management.InstanceAlreadyExistsException: org.apache.inlong:type=SinkMetric,tagName=AgentProxySinkMetric at com.sun.jmx.mbeanserver.Repository.addMBean(Repository.java:437) at com.sun.jmx.interceptor.DefaultMBeanServerInterceptor.registerWithRepository(DefaultMBeanServerInterceptor.java:1898) at com.sun.jmx.interceptor.DefaultMBeanServerInterceptor.registerDynamicMBean(DefaultMBeanServerInterceptor.java:966) at com.sun.jmx.interceptor.DefaultMBeanServerInterceptor.registerObject(DefaultMBeanServerInterceptor.java:900) at com.sun.jmx.interceptor.DefaultMBeanServerInterceptor.registerMBean(DefaultMBeanServerInterceptor.java:324) at com.sun.jmx.mbeanserver.JmxMBeanServer.registerMBean(JmxMBeanServer.java:522) at org.apache.inlong.commons.config.metrics.MetricRegister.register(MetricRegister.java:50) at org.apache.inlong.agent.plugin.metrics.SinkJmxMetric.<init>(SinkJmxMetric.java:44) at org.apache.inlong.agent.plugin.sinks.ProxySink.<init>(ProxySink.java:101) at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method) at sun.reflect.NativeConstructorAccessorImpl.newInstance(NativeConstructorAccessorImpl.java:62) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45) at java.lang.reflect.Constructor.newInstance(Constructor.java:423) at java.lang.Class.newInstance(Class.java:442) at org.apache.inlong.agent.core.job.Job.createTasks(Job.java:88) at org.apache.inlong.agent.core.job.JobWrapper.submitAllTasks(JobWrapper.java:84) at org.apache.inlong.agent.core.job.JobWrapper.run(JobWrapper.java:110) at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149) at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624) at java.lang.Thread.run(Thread.java:748)

What you expected to happen

Multiple import tasks run normally

How to reproduce

Create multiple data streams for the same data access service, and each data stream is configured with file import tasks

Environment

No response

InLong version

master

InLong Component

InLong Agent

Are you willing to submit PR?

• Yes, I am willing to submit a PR!

Code of Conduct

• I agree to follow this project's Code of Conduct

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