After OS patching the DA will no longer start
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After OS patching the DA will no longer start


Article ID: 260113


Updated On:


CA Performance Management - Usage and Administration DX NetOps


The DA was working before bringing it down for patching. The SA that did the OS patching did not take a snapshot of the VM. When it came back up, the DA won't initialize. The status shows that it is running but PC showed that it is failed.

DX NetOps Performance Management Data Aggregator host was patched by system administrators (SA). After the Data Aggregator fails to start properly and fails to synchronize with Portal.


All supported DX NetOps Performance Management releases


The kernel updated on the server was different than others in the environment.


The SA rolled back the patching and repeated the process, ensuring the correct kernel was used. Once done the DA restarts and synchronizes with Portal normally.