[tao-users] ORB maximum data transfer size
sidd.kulkarni at gmail.com
Tue Aug 30 08:10:46 CDT 2016
Yes! we are limiting our message size for now. I was analyzing the
issue, so as a part of it checking to the TAO specs.
Thanks & Regards
On 8/30/16, Phil Mesnier <mesnierp at ociweb.com> wrote:
> Hi Siddharth,
>> On Aug 29, 2016, at 8:03 AM, Siddharth Kulkarni <sidd.kulkarni at gmail.com>
>> OK Thanks for the information.
>> What we have observed that our JacORB client gets hang if we sent 40
>> MB data as a reply to query.
>> May be based on your explaination, as GIOP call can return virtually
>> unlimited data, this reply may overflow JVM buffer which uses JacORB.
>> Is it correct?
> I imagine you are probably hitting some capacity limit. Whether it is in the
> JVM, jacORB, or the host in general I can't say.
> However, GIOP needs to allocate enough space tho hold the entire message
> being received, so if you have a physical limitation of about 40 MB per
> message, perhaps you can structure this interface so that the troublesome
> messages, whether requests or replies, stay under the 40 MB limit. For
> example, if it is a huge buffer sent in a request, then you cold break it
> into a series of smaller chunks that you can process somehow. For large
> replies, you could return an iterator instead, so the client could request
> smaller sections.
> ultimately, thee is nothing special about 40 MB, so if that's where bad
> things happen in your Java code, I think that's where you need to focus your
> debugging effort.
> Best regards,
> Phil Mesnier
> Principal Engineer & Partner
> OCI | WE ARE SOFTWARE ENGINEERS.
> tel +1.314.579.0066 x225
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