Hi All,

The node in my cluster running nifi crashed due to a CPU overload event.
After restarting I analysed the CPU consumption and found that nifi was the
issue. As you can see below it was running at 133% CPU:

PID USER      PR  NI    VIRT    RES    SHR S  *%CPU* %MEM     TIME+ COMMAND

2031 nifi      20   0 3392960 990.7m  34124 S *113.4* 12.4   1179:47 java]

I have only one data pipe line setup that is receiving data through a
HandleHTTPRequest processor and after playing around and turning other
processors off in the pipe it was only when I stopped this process that the
CPU dropped significantly to around 10% CPU.

Its receiving around 67KB of data every 5 minutes from multiple requests
from a up stream web app.

Has any one else seen this behaviour and or know whether there are ways of
managing the CPU usage of HandleHTTPRequest ?

Thanks,

Mike

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