Hi Pete,
Peter Elmer wrote:
> Hi Alvise,
>
>On Wed, Nov 24, 2004 at 12:16:28PM +0100, Alvise Dorigo wrote:
>
>
>>ok, Pete. Honestly Windows is a world to test yet...
>>
>>
>
> No problem. At least there is something to play with. (I added Tony as
>I know he was looking at xrootd access for JAS.)
>
>
What's JAS ? Is Tony interested in the java client ? this is encouraging...
Alvise
>
>
>>is >~140 kB a large attach ? ok I wont do this kind attachment in future.
>>
>>
>
> Large is all relative, but in this case the limit was set low enough to
>discourage non-trivial attachments altogether. You know how much I like
>them.... ;-)
>
> Pete
>
>
>
>
>>Peter Elmer wrote:
>>
>>
>>
>>>Hi Alvise,
>>>
>>>On Wed, Nov 24, 2004 at 11:14:07AM +0100, Alvise Dorigo wrote:
>>>
>>>
>>>
>>>
>>>>I recently fixed a number of bugs. Please use the new jar in attach
>>>>instead of that one I sent to you some day ago. Now in the source and
>>>>destination argument of XrdFileCopy you can omit the TCP_PORT number (it
>>>>will try to get it from /etc/services under linux and from
>>>>c:\\winnt\\system32\\drivers\\etc\\services under WinNT/XP, otherwise
>>>>default=1094); in addition a 3rd parameter cab be passed to specify the
>>>>size of copy chunk (larger chunk means more copy speed, default chunk
>>>>size is 256 kB) so:
>>>>
>>>>java- jar XrdCopyFile.jar xroot://<USER>@<HOST>/SRC_PATHFILE
>>>>xroot://<USER>@<HOST>/TARGET_PATHFILE [CHUNK_SIZE_IN_KB]
>>>>
>>>>Note 1: The ASYNC communication has been deeply tested with 10
>>>>concurrent clients repeatedly reading from the same file and from the
>>>>same server (this to put all clients on the same physical channel). No
>>>>server-crash during reading has been triggered yet, but it will be done
>>>>asap. The server-crash tolerance has been fully tested with 1 and more
>>>>client in SYNC mode.
>>>>
>>>>Note 2: Some data corruption takes place when "oksofar" is handled, that
>>>>means that copying files using chunks > 2MB can create data corruption.
>>>>I'll investigate.
>>>>
>>>>Note 3: The Java client is supposed to run under WindowNT/XP too (please
>>>>remember JDK1.5) but very few tests has been done: even if Java is fully
>>>>multiplatform everybody knows that small differences are between
>>>>platforms, versions and vedors... I developed and tested under Fedora
>>>>Core 3 Linux (kernel 2.6.9-1.667) Sun JDK 1.5.
>>>>
>>>>
>>>>
>>>>
>>>Ok, thanks: I've updated the jar file linked from the xrootd page. Very
>>>nice that we have a windows client now, too....
>>>
>>>BTW, you can't send mails with large attachments to the mailing list. It
>>>will bounce them. (And in general sending large attachments to mailing list
>>>is bad practice.) You can probably just stick any future update files
>>>someplace at SLAC and send me the location so I can put it in the xrootd
>>>web area...
>>>
>>> Pete
>>>
>>>-------------------------------------------------------------------------
>>>Peter Elmer E-mail: [log in to unmask] Phone: +41 (22) 767-4644
>>>Address: CERN Division PPE, Bat. 32 2C-14, CH-1211 Geneva 23, Switzerland
>>>-------------------------------------------------------------------------
>>>
>>>
>>>
>>>
>
>
>
>-------------------------------------------------------------------------
>Peter Elmer E-mail: [log in to unmask] Phone: +41 (22) 767-4644
>Address: CERN Division PPE, Bat. 32 2C-14, CH-1211 Geneva 23, Switzerland
>-------------------------------------------------------------------------
>
>
