Exception in thread "main" java.lang.reflect.InvocationTargetException
at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at
sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)
at
sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
at java.lang.reflect.Method.invoke(Method.java:498)
at
sun.instrument.InstrumentationImpl.loadClassAndStartAgent(InstrumentationImpl.java:386)
at
sun.instrument.InstrumentationImpl.loadClassAndCallPremain(InstrumentationImpl.java:401)
Caused by: java.lang.NullPointerException
at
io.prometheus.jmx.shaded.io.prometheus.jmx.JavaAgent.premain(JavaAgent.java:25)
... 6 more
Hi, i am also getting same error can anyone help me out
On Thursday, October 10, 2019 at 1:56:49 AM UTC+5:30, Satish P wrote:
>
> From the web page: https://github.com/prometheus/jmx_exporter, one should
> be doing
>
> java -javaagent:./jmx_prometheus_javaagent-0.12.0.jar=8080:config.yaml -jar
> yourJar.jar
>
>
> Looks like your last argument need to point to the JAVA application you
> are trying to Monitor.
>
> On Wednesday, October 9, 2019 at 10:42:25 AM UTC-4, Manikanta Gupta wrote:
>>
>> We are trying to configure the JMX exporter on linux machines to scrape
>> all the JVM metrics and feed those data to prometheus database and later we
>> want to visualize those in Grafana, for that we downloaded the jar file
>> (jmx_prometheus_javaagent-0.12.0.jar) and trying to execute it using the
>> below command.
>>
>> "java -javaagent:./jmx_prometheus_javaagent-0.12.0.jar=7201:config.yaml
>> -jar jmx_prometheus_javaagent-0.12.0.jar"
>> but we are getting below two errors
>>
>> ERROR 1 :
>> Exception in thread "main" java.lang.reflect.InvocationTargetException
>> at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
>> at
>> sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)
>> at
>> sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
>> at java.lang.reflect.Method.invoke(Method.java:498)
>> at
>> sun.instrument.InstrumentationImpl.loadClassAndStartAgent(InstrumentationImpl.java:386)
>> at
>> sun.instrument.InstrumentationImpl.loadClassAndCallPremain(InstrumentationImpl.java:401)
>> Caused by: java.io.FileNotFoundException: config.yaml (No such file or
>> directory)
>> at java.io.FileInputStream.open0(Native Method)
>> at java.io.FileInputStream.open(FileInputStream.java:195)
>> at java.io.FileInputStream.(FileInputStream.java:138)
>> at java.io.FileReader.(FileReader.java:72)
>> at
>> io.prometheus.jmx.shaded.io.prometheus.jmx.JmxCollector.(JmxCollector.java:74)
>> at
>> io.prometheus.jmx.shaded.io.prometheus.jmx.JavaAgent.premain(JavaAgent.java:29)
>> ... 6 more
>> FATAL ERROR in native method: processing of -javaagent failed
>>
>> Where is the config.yaml file is located?, How to download the
>> config.yaml?, What the configurations did config.yaml contains, Please help
>> in providing these.
>>
>> Just as a work around we created an empty file with config.yaml in the
>> current directory and executed the same command "java
>> -javaagent:./jmx_prometheus_javaagent-0.12.0.jar=7201:config.yaml -jar
>> jmx_prometheus_javaagent-0.12.0.jar" then we got another error
>> ------------------------------
>> ERROR 2 :
>> no main manifest attribute, in jmx_prometheus_javaagent-0.12.0.jar
>>
>
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