Re[jcifs] ading files using SmbFileInputStream

[aviv]

Michael B Allen wrote:
> 
> On Mon, Jun 15, 2009 at 11:45 AM, aviv<avivf at mailinator.com> wrote:
>> The latency is pretty high, which is exactly why I want to minimize the
>> number of requests made (and just make each request larger). I did play
>> with
>> snd_buf_size and rcv_buf_size but it did not work since the length in the
>> request sent in capped to the value of transport.server.maxBufferSize
>> which
>> I cannot change, or am I missing something?
> 
> The maxBufferSize value is the minimum of snd_buf_size / rcv_buf_size
> and the MaxBufferSize field returned by the server in the
> SMB_COM_NEGOTIATE response. So if you cannot get it to go higher, it's
> because the server has set the limit.
> 
> Note that there's a "large read / write" mode and a patch in the
> patches directory for enabling it. It's very old so don't bother
> trying to apply it with the 'patch' command. You'll have to manually
> modify the JCIFS source yourself to get it to work. Also I'm not
> convinced it will actually improve performance for most people. But
> depending on how important throughput is to you you might check it
> out.
> 
> Mike
> 
> -- 
> Michael B Allen
> Java Active Directory Integration
> http://www.ioplex.com/
> 
> 

Thanks for you help. I ended up changing SmbFileInputStream slightly so that
I can explicitly specify the request size (thus ignoring the MaxBufferSize
negotiated with the server).

aviv
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