Those options did the trick.  Thanks!  Another quick question: Is
there an easy way to get performance stats from RFT?




On Fri, Aug 22, 2008 at 2:15 PM, John Bresnahan <[EMAIL PROTECTED]> wrote:
> can you also try with -con 1?  i forgot to mention that one.
>
> do you have access to the gridftp server configuration and logs as well as
> the container logs.  they might shed some light on the problem.
>
> I8abyte wrote:
>>
>> Thanks for the info/tips.  Yeah, so that's interesting, there's not
>> much difference with how I'm running it other than blocking/non
>> blocking and outputting an EPR file or not.  Any ideas?  Here's what
>> I'm doing, and it's between the same two systems:
>>
>> 1) globus-crft -c -s -m -vb -P 32 -tb 512K -ef status.epr -f xfer.file
>>  (goes really slooooowww)
>>
>> versus
>>
>> 2) globus-crft -ez -P 32 -tb 512K -f xfer.file (150-200MB/s)
>>
>> The performance drop I'm seeing is from the area of 150MB/s - 225MB/s
>> ground-down to may be  as low as 10s of KB/s to upward of 400KB/s, it
>> also seems to transfer in fits (stops, xfers, stops for another bit,
>> etc.)
>>
>> Thanks!
>>
>>
>>
>> On Fri, Aug 22, 2008 at 11:05 AM, Charles Bacon <[EMAIL PROTECTED]> wrote:
>>>
>>> -ez is equivalent to -c -s -m -vb.
>>>
>>> Doing a non-blocking transfer actually just subtracts some arguments.
>>>  Namely leave off the "-m -vb", and add "-ef status.epr".  Then you can
>>> run
>>> with -ef status.epr --getOverallStatus to monitor.  There are more
>>> details
>>> at http://www.mcs.anl.gov/~bresnaha/crft.txt
>>>
>>>
>>> Charles
>>>
>>> On Aug 22, 2008, at 9:50 AM, I8abyte wrote:
>>>
>>>> Hello Everyone--
>>>>
>>>> I have a standalone 4.2.0 RFT/GridFTP service and under certain
>>>> conditions I'm noticing a very low performance when submitting jobs
>>>> with globus-crft.  I get reasonable/repeatable throughput when I use
>>>> rft/globus-url-copy so I know the link is good.  The only time I do
>>>> get good throughput with globus-crft is when I use the "-ez" option.
>>>>
>>>> So, my question is what is the difference when I specify an EPR file
>>>> and/or container contact string versus whatever magic the "-ez" option
>>>> invokes?  Does anyone know what the default options "-ez" sets and how
>>>> I'd go about setting those within an EPR file.  I mean, the "-ez"
>>>> option is easy by itself but it would be good to allow users to submit
>>>> jobs and walk away.
>>>>
>>>> Also, forgive my ignorance if some of this is elementary, I'm just
>>>> figuring much of this out.  Can some suggest a link or additional
>>>> reading on what the EPR stuff does and how to use it for what I'm
>>>> doing?
>>>>
>>>
>>
>
>

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