Data Collector Not Connected
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Data Collector Not Connected


Article ID: 201599


Updated On:


CA Infrastructure Management CA Performance Management - Usage and Administration DX NetOps


CAPM shows the following message related to the data collector:

DC Connection status goes back and forth between connected and not connected




Dx NetOps Performance Management any version


The file system was out of disk space

2021-01-07 04:50:22,168 | ERROR | pool-19-thread-1 | ExceptionLog | 104 | 167 - - 20.2.2.RELEASE-321 | | An existing application exception RECURRED (Key=2243aa2e889b0f43721bb89c8a4addf90e9bb027), Recurrence count=160 : No space left on device

2021-01-07 04:32:25,437 | WARN | Journal failed while writing at: 1408:23228369 | | ActiveMQ Data File Writer No space left on device at Method)[:1.8.0_222] at[:1.8.0_222] at org.apache.activemq.util.RecoverableRandomAccessFile.write([activemq-kahadb-store-5.15.8.jar:5.15.8] at[activemq-kahadb-store-5.15.8.jar:5.15.8] at$[activemq-kahadb-store-5.15.8.jar:5.15.8]


Remove files to free up disk space. This could include the following

/opt/IMDataAggregator/apache-karaf-2.4.3/data.bak , data.bak2 , etc.

any .HPROF files created from memory dumps of the java process


Additional Information

If there is a recurring disk space issue, it's suggested that additional disk space be added