Is there an FTP client file size maximum?

Core FTP client questions and answers
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bobd
Posts: 3
Joined: Fri May 03, 2013 7:22 am

Is there an FTP client file size maximum?

Post by bobd »

I have the x64 CoreFTP LE v2.2 build 1771 and have been trying to download a 350 GB file. I have tried several times, but the FTP download has failed somewhere in the 212GB to 218GB range everytime I run it.
Is there a filesize limit that could be preventing me from successfully downloading this file?
(I have just under 3TB of disk space on the target drive but only 80GB free on the system drive if you are using that for scratch area for some reason. I didn't see any serious activity on the system disk but thought could help set a better context.)

thanks
-bobd-
ForumAdmin
Site Admin
Posts: 1011
Joined: Mon Mar 24, 2003 4:37 am

Post by ForumAdmin »

350 GB shouldn't be a problem. Which protocol are you using (FTP, SFTP, etc) and do you have a log demonstrating some sort of error?
bobd
Posts: 3
Joined: Fri May 03, 2013 7:22 am

Post by bobd »

I am using straight FTP with user login.
I kicked off a restart this morning and here is the screen log. Although it looks like the file downloaded and the CoreFTP local window has an updated filesize, I see no change to the target file after CoreFTP finishes.

[code]
Welcome to Core FTP, release ver 2.2, build 1771 (x64) -- © 2003-2013
WinSock 2.0
Mem -- 50,329,168 KB, Virt -- 8,589,934,464 KB
Started on Friday May 03, 2013 at 10:39:AM
Resolving xxxxxxxxxxxxxxxxxxxxx...
Connect socket #972 to xxx.xxx.xxx.xxx, port 21...
220-xxxxxxxxxxxxxx FTP server
220-xxxxxxxxxxxxxx FTP server
USER xxxxxxxxxxx
331 Please specify the password.
PASS **********
230 Login successful.
SYST
215 UNIX Type: L8
Keep alive off...
PWD
257 "/"
PASV
227 Entering Passive Mode (xxx,xxx,xxx,xxx,178,174).
LIST -al
Connect socket #40 to xxx.xxx.xxx.xxx, port 45742...
150 Here comes the directory listing.
226 Directory send OK.
Transferred 300 bytes in 0.015 seconds
CWD /MS
250 Directory successfully changed.
PASV
227 Entering Passive Mode (xxx,xxx,xxx,xxx,174,136).
LIST -al
Connect socket #776 to xxx.xxx.xxx.xxx, port 44680...
150 Here comes the directory listing.
226 Directory send OK.
Transferred 273 bytes in 0.008 seconds
MDTM CCC2_MS.tar.gz.gpg
213 20111223234718
File exists, prompting user...
CCC2_MS.tar.gz.gpg Resumed...
TYPE I
200 Switching to Binary mode.
PASV
227 Entering Passive Mode (xxx,xxx,xxx,xxx,191,115).
REST 228475496732
350 Restart position accepted (228475496732).
RETR CCC2_MS.tar.gz.gpg
Connect socket #1044 to xxx.xxx.xxx.xxx, port 49011...
150 Opening BINARY mode data connection for CCC2_MS.tar.gz.gpg (341288276544 bytes).
226 Transfer complete.
CCC2_MS.tar.gz.gpg - 112812779812 bytes transferred in 1 hours, 54 minutes
MDTM CCC2_MS.tar.gz.gpg
213 20111223234718
Transfer time: 01:54:30
421 Timeout.
[/code]

Along with the output directory
[code]
12/23/2011 04:47 PM 222,877,962,871 000.bad.CCC2_MS.tar.gz.gpg
12/23/2011 04:47 PM 228,475,496,732 CCC2_MS.tar.gz.gpg
05/02/2013 09:52 PM 218 CORE_FTP - Copy.LOG
05/03/2013 12:34 PM 332 CORE_FTP.LOG
03/29/2012 07:56 AM 25,947,089,792 MS.tar.gz.gpg
5 File(s) 477,300,549,945 bytes
2 Dir(s) 2,940,666,494,976 bytes free
[/code]
bobd
Posts: 3
Joined: Fri May 03, 2013 7:22 am

Post by bobd »

Just to follow-up and close this thread.

I was able to successfully download the ~350GB file using a different FTP client. I am still not sure what problem this file caused for CoreFTP LE when downloading, but I was not able to get CoreFTP LE to retrieve the complete file correctly after many attempts. The file was gzip'd and encrypted and if the problem is more than just file size related, I am sorry, but I won't be able to provide much more information.
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