Manage Engine Netflow Analyzer logging

Manage Engine Netflow Analyzer logging

Hi, I have CentOs 5.8 and Netflow Analyzer 9.6 Sometimes I have situation, when Netflow Analyzer stop to processing data, but  I still have access to web frontend. After restarting of service all is ok. I tried to find logs of Analyzer, in which I can find reason of a problem, but still unsuccesfull in this. Please, help with information about logs of Netflow Analyzer  in such a case.

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