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`uberftp` Transfers

Transfers using the uberftp grid-enabled FTP client.

All uberftp examples use the command line syntax in which the commands are specified as a semi-colon separated list. In all cases specifiing thes commands in the same sequence in an interactive uberftp will achieve the same result.

Example Listing

MSS -> Hg

Transfer to MSS from NCSA IA-64 (Mercury) using uberftp.

> uberftp mss.ncsa.teragrid.org "active; put 2GB"

UNIX Archive FTP server (DiskXtender Version 2 .9) active. Checking DiskXtender.conf

220 ;UNIX Archive FTP server ready.
230 User&nbs p;dadams logged in.
Active mode
Transfer o f 2147287040 bytes completed in 48.30 seconds. 44457.07 KB/sec

MSS -> Hg (3rd Party)

Transfer to MSS from NCSA IA-64 (Mercury) using uberftp and third party.

> uberftp mss.ncsa.teragrid.org "lopen gridftp-hg.ncsa.teragrid.org; lcd /gpfs _scratch1/dadams; active; put 2GB"

UNIX Archive FTP server (DiskXtender Version 2 .9) active. Checking DiskXtender.conf

220 ;UNIX Archive FTP server ready.
230 User&nbs p;dadams logged in.
220 tg-s039.ncsa.teragrid.org ;GridFTP Server 2.1 (gcc64dbg, 1122653280-63) ready .
230 User dadams logged in.
250 CWD& nbsp;command successful.
Active mode
Transfer o f 2147287040 bytes completed in 39.49 seconds. 54374.96 KB/sec

tg-login.uc -> MSS

Third party transfer to MSS from remote TG site.

Note the increased tcp buffer size setting.

> uberftp mss.ncsa.teragrid.org "lopen tg-gridftp.uc.teragrid.org; active; mod e stream; tcpbuf 4000000; lcd /disks/scratchgpfs1/adams; put 2GB"

UNIX Archive FTP server (DiskXtender Version 2 .9) active. Checking DiskXtender.conf

220 ;UNIX Archive FTP server ready.
230 User&nbs p;dadams logged in.
220 tg-s003.uc.teragrid.org G ridFTP Server 2.1 (gcc32dbg, 1122653280-63) ready.< br /> 230 User adams logged in.
Active mode
Stream mode
TCP buffer set to 400000 0 bytes
250 CWD command successful.
Transf er of 2147287040 bytes completed in 294.12&nbs p;seconds. 7300.82 KB/sec

MSS (AR) -> Hg

Retrival of an archived file from MSS using uberftp with the "quote wait" command.

Note the use of the "quote wait" command. This instructs the client to wait for the file(s) to be staged from the tape archive and then carry out the transfer.

> uberftp mss.ncsa.teragrid.org "lopen gridftp-hg.ncsa.teragrid.org; lcd /gpfs _scratch1/dadams; active; mode stream; quote wait; get 1GB-2"

UNIX Archive FTP server (DiskXtender Version 2 .9) active. Checking DiskXtender.conf

220 ;UNIX Archive FTP server ready.
230 User&nbs p;dadams logged in.
220 tg-s037.ncsa.teragrid.org ;GridFTP Server 2.1 (gcc64dbg, 1122653280-63) ready .
230 User dadams logged in.
250 CWD& nbsp;command successful.
Active mode
Stream mod e
258 WAIT on
Transfer of 1073741824 bytes completed in 128.07 seconds. 8384.30 KB/ sec

MSS with uberftp

Transfer a file from MSS using the uberftp client.

Note the use of the "quote wait" command. This tells uberftp to wait for the tape retrieval process to complete before attempting to access the file.

> uberftp mss.ncsa.teragrid.org "lopen gridftp-w.ncsa.teragrid.org; lcd /cfs/s cratch/users/arnoldg; cd junk; quot wait; get new.tar"

220 UNIX Archive FTP server ready.
230 User arnoldg logged in.
220 tunf001.ncsa.uiuc.edu GridFTP Server 2.1 (gcc32dbg, 1122653280-63) ready.
230 User arnoldg logged in.
WAIT&nb sp;is now turned on.
new.tar: 24948008960&n bsp;bytes in 1433.74 seconds. 17400.62 KB/sec

Data Transfer Example Database