Slow Copy WinXX - Linux/Samba :-(

David Rankin drankin at cox-internet.com
Sun Apr 22 04:31:39 GMT 2001


I never thought it would happen to me, but it did...

I have read threads about slow copies from WinXX to Linux/Samba on the
list in the past, but I don't recall a concise answer regarding what the
cause was.

THE PROBLEM:

Trying to copy an 8 meg file from Win95 to my Linux/Samba box (named
"Nemesis" - for good reason), the transfer speed slows to a crawl. The
Win95 copy dialog box starts out by saying 25 seconds remaining , then
60 seconds remaining, then 2 minutes, then 5 minutes, and so on.  I HAVE
NEVER HAD THIS PROBLEM IN THE PAST.

I have tried reboots of the Win95 box -- no joy. I have tried copying
smaller files to Nemesis (~200k) no noticable problem. I have tried
copying large files from "Nemesis" to Win95 (or Win98 or WinME)  and it
screams (No Problem -- 1.5 meg so fast the copy dialog doesn't even have
time to appear). I need help, something is amiss, at best, and FUBAR at
worst.

When I set up my server, I copied all of my firm's data from the Win95
machine to "Nemesis" with no problem. Approximately 355 Meg copied in ~
20 sec. (don't quote me on this, but it was less than a minute - after
not having to reboot the Linux machine since 1/19, my memory fades -
stupid human falability)

MY SYSTEM:

Abit KT7/AMD 800 T-bird
256M Ram
IBM 45G/7200 RPM ATA/66 drive
Linux Mandrake 7.2 (stock ISO install)
Samba 2.07 (Same stock ISO install)

    REST OF NETWORK: Win95, Win98, WinME (5 total)

CHANGES SINCE STOCK MANDRAKE INSTALL:

Loaded PopTop pptpd server
Loaded xntp time sync program (xntp is not currently running)

MY SMB.CONF

#************************************************************
# Samba config file created using SWAT
# from localhost.localdomain (127.0.0.1)
# Date: 2001/01/19 00:04:36

# Global parameters
[global]
 workgroup = RB_LAW
 server string = RB_LAW Samba Server %v
 encrypt passwords = Yes
 update encrypted = Yes
 smb passwd file = /etc/smbpasswd
 passwd program = /usr/bin/passwd %u
 passwd chat = *New*password* %n\n *new*password* %n\n *success*
 passwd chat debug = Yes
 unix password sync = Yes
 log file = /var/log/samba/log.%m
 max log size = 50
 name resolve order = wins lmhosts hosts bcast
 socket options = TCP_NODELAY SO_RCVBUF=8192 SO_SNDBUF=8192
 printcap name = lpstat
 logon script = %U.bat
 domain logons = Yes
        time server = yes
 os level = 34
 preferred master = Yes
 domain master = Yes
 dns proxy = No
 wins support = Yes
 hosts allow = 192.168.7. localhost
 min print space = 2000
 printing = cups
 print command = /usr/bin/lp -d%p -oraw %s; rm %s
 lpq command = /usr/bin/lpstat -o%p
 lprm command = /usr/bin/cancel %p-%j
 queuepause command = /usr/bin/disable %p
 queueresume command = /usr/bin/enable %p

[netlogon]
 comment = Rankin-Bertin logon services
 path = /home/samba/logon
 browseable = No

[Rankin-Bertin]
 comment = Rankin-Bertin PLLC
 path = /home/samba/rbpllc
 valid users = @rbpllc
 force group = rbpllc
 admin users = david
 writeable = Yes
        map archive = Yes
        inherit permissions = Yes

[homes]
 comment = Homes Directory
 writeable = Yes
 browseable = No

[config] # ** I know this aint smart but I use it daily -- so save the
keystrokes (comment added for post to list)
 comment = Admin Config Share
 path = /
 valid users = david
        force user = root
 force group = root
 admin users = david
 writeable = Yes

[Applications] # ** New share added 4/19 to hold WinXX application
programs (comment added for post to list)
 comment = Windows Applications
 path = /home/samba/winapps
 valid users = @rbpllc
 force group = rbpllc
 admin users = david
 writeable = Yes
        map archive = Yes
        inherit permissions = Yes

[printers]
 comment = The Printing Army
 path = /var/spool
 guest ok = Yes
 printable = Yes
 printer = lp
#************************************************************

CHANGES TO SMB.CONF SINCE INSTALL

Addition of [Applications] share (as shown above in the smb.conf)

QUESTION:

What in the world is causing the slow copy behavior from my WinXX box to
"Nemesis"? I don't get it! I can copy FROM Nemesis to WinXX without any
problems -- I just can't do it in reverse. In the past I have sent 300+
Meg of data to the server with no problem. Now it stalls trying to copy
anything bigger than ~200k from Windoze to Linux. What should I check? I
don't think 'pptpd' or 'xntpd' should have anything to do with smb
(xntpd isn't even running - pptpd is the only new process running).  (I
HAVEN'T REBOOTED MY LINUX MACHINE SINCE 1/19 - DO YOU THINK A REBOOT
MIGHT HELP?)

Anyway, for all of the others that have run into slow copy times from
WinXX to Linux/Samba, - Please let me know if you have found a FIX, or
WORK AROUND.

Thank You,

--
David Rankin
Nacogdoches, Texas






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