nifi-users mailing list archives

Site index · List index
Message view « Date » · « Thread »
Top « Date » · « Thread »
From Aldrin Piri <aldrinp...@gmail.com>
Subject Re: High CPU consumption
Date Mon, 14 Oct 2019 00:30:47 GMT
Luis, please feel free to give us some information on your flow so we can
help you track down problematic areas as well.

On Sun, Oct 13, 2019 at 3:56 PM Jon Logan <jmlogan@buffalo.edu> wrote:

> You should put a profiler on it to be sure.
>
> Just because your processors aren't processing data doesn't mean they are
> idle though -- many have to poll for new data, especially sources -- ex.
> connecting to Kafka, etc, will itself consume some CPU.
>
> But again, you should attach a profiler before participating in a wild
> goose chase of performance issues.
>
> On Sun, Oct 13, 2019 at 12:20 PM Luis Carmona <lcarmona@openpartner.cl>
> wrote:
>
>> HI,
>>
>> I've struggling to reduce my nifi installation CPU consumption. Even in
>> idle state, all processors running but no data flowing, it is beyond 60%
>> CPU consumption, with peaks of 200%.
>>
>> What I've done so far
>> - Read and followed every instruction/post about tuning NIFI I've found
>> googling.
>> - Verify scheduling is 1s for most consuming processors: http processors,
>> wait/notify, jolt, etc.
>> - Scratch my head...
>>
>> But nothing seems to have a major effect on the issue.
>>
>> Can anyone give me some precise directions or tips about how to solve
>> this please ?
>> Is this the regular situation, I mean this is the minimun NIFI
>> consumption.
>>
>> The server is configure with 4 CPU's, 8 GB RAM - 4 of them dedicated to
>> heap at bootstrap.conf.
>>
>> Thanks in advance.
>>
>> LC
>>
>

Mime
View raw message