On Thu, Mar 15, 2018 at 1:45 AM, sathish.cre...@gmail.com <
sathish.cre...@gmail.com> wrote:

> Thanks a lot for your reply Tim,
>
> Below is the metrics details i grabbed from the server.
> ActiveMQ:
>         5.15.0
>         non-persistent
>         Running consumer -> singleton -> onMessage() -> submit callables ->
> callables send updated message to destination
>         messages -> 600/hour
>         messages size -> 8 byte
>         messages consume interval -> listener pools continuously as soon
> as the
> message arrives
> JVM:
>         -Xms1g
>         -Xmx3g
> Application:
>         -Xms4g
>         -Xmx4g
> GCTYPE:
>         ParallelGC
>
> Its only consumer gives issues in Broker service side.
>
> 1. Yes. i do have to see how to enable PFC. But just a thought since its
> only a consumer application do we need to to enable PFC? if so how do i
> enable for consumer client side using programming?
>

Your original message in this thread said " I am having
java.lang.OutOfMemoryError: GC overhead limit exceeded Error after a while
from starting the ActiveMQ." Are you telling me that that sentence referred
to a client rather than the broker?


> 2. Also seeing below warning and does that makes sense even if am using non
> persistence messages?
> WARN  BrokerService:2139 - Temporary Store limit is 51200 mb (current store
> usage is 0 mb). The data directory: /temp only has 2000 mb of usable space.
> - resetting to maximum available disk space: 2000 mb
>

Temp store is used to overflow to disk when the memory store gets full, so
yes, it's relevant when using non-persistent messages. In fact, it's *only*
relevant when using non-persistent messages. So that error message means
that you can only have 2 GB more non-persistent messages than whatever fits
in the memory store.


> 3. The consumer design is like below, am i doing something wrong in the
> design?
> Consumer Main -> inject Consumer (init->activeMQ producer:consumer,
> onMessage->call workerThread(consumer) ) -> workerThread (send message to
> consumer, producer)
>

I have no idea what you're trying to describe here. Maybe take another shot
at it, using sentences with enough words to convey unambiguous meaning,
instead of arrow diagrams...


> Expecting your valuable comments on this.
>
>
>
> --
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> f2341805.html
>

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