I am confused now, in previous email you said "They are not held in
memory". When qpid-stat says there are messages in that exchange those
messages should be some where right either in memory or in FS or qpid-stat
is displaying false output? so dropped messages will be gone and they wont
be in memory or in FS? if that is the case how qpid-stat knows about that
message count?


Thanks,
Ram



On Wed, May 4, 2016 at 12:07 PM, Steve Huston <shus...@riverace.com> wrote:

> They are for management messages. They only exist in memory, never in the
> file system.
>
> > -----Original Message-----
> > From: rammohan ganapavarapu [mailto:rammohanga...@gmail.com]
> > Sent: Wednesday, May 04, 2016 3:03 PM
> > To: users <users@qpid.apache.org>
> > Subject: Re: Messages in qpid.management exchange
> >
> > Thank you Steve, do you know what are those exchanges for? when it say
> > drop those messages are still in file system so will file system grows
> as those
> > msg count grow?
> >
> > On Wed, May 4, 2016 at 11:59 AM, Steve Huston <shus...@riverace.com>
> > wrote:
> >
> > > The message counts you see for qpid.management are "drops" - they were
> > > not routed to a queue (no topic matches on any of its bindings). They
> > > are not held in memory. Exchanges route messages, they do not queue
> > them.
> > >
> > > So there's no resource issue with those numbers.
> > >
> > > -Steve Huston
> > >
> > > > -----Original Message-----
> > > > From: rammohan ganapavarapu [mailto:rammohanga...@gmail.com]
> > > > Sent: Wednesday, May 04, 2016 2:56 PM
> > > > To: users <users@qpid.apache.org>
> > > > Subject: Re: Messages in qpid.management exchange
> > > >
> > > > One more thing to add, does it impact qpid performance?
> > > >
> > > > Ram
> > > >
> > > > On Wed, May 4, 2016 at 11:41 AM, rammohan ganapavarapu <
> > > > rammohanga...@gmail.com> wrote:
> > > >
> > > > > Hi,
> > > > >
> > > > > Do you know what are these messages in these exchanges and why
> > > > > they didn't get consumed and will it cause any issue if those msg
> > > > > number grow if so how to resolve that issue? restarting qpidd may
> > > > > clear those messages but wanted to know if we can configure to set
> > > > > threshold and
> > > > clear them automatically.
> > > > >
> > > > >
> > > > > qpid-stat -e
> > > > >
> > > > > Exchanges
> > > > >   exchange              type     dur  bind  msgIn  msgOut  msgDrop
> > > > > byteIn  byteOut  byteDrop
> > > > >   qmf.default.direct    direct           2  28.9m  28.9m      0
> > > > > 272g    272g       0
> > > > >   amq.topic             topic    Y       0     0      0       0
> > > > > 0       0        0
> > > > >   qpid.management       topic            6  75.6m     0    75.6m
> > > > > 144g      0      144g
> > > > >
> > > > > Thanks,
> > > > > Ram
> > > > >
> > >
>

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