-----BEGIN PGP SIGNED MESSAGE----- Hash: SHA1 Kimon Gazis wrote: > I have the very same situation here with Samba 3.0.28 (amd64 debian etch > testing) and my two XP client machines (32 Bit and x64 Prof. Edition > both SP2). FTP speeds are at reasonable levels in both directions and > SMB uploads to the server as well whereas SMB downloads onto the client > machines are extremely slow (around 300KB/s). > > I can also confirm the strange effect described by Chris with rising > downstream speeds when simultaneously uploading something. In my case I > had a speedtest using "netio" pushing datagrams onto the samba server > eg. completely smb unrelated! I checked the other direction having > simultaneous downloads and yielded that effect as well. > > The problem is independent of the client's network interface as I tried > both the WLAN 54 adaptor and the Realtek GBit NIC on XP client side. > With contrast to Chris I had no differences when playing with samba > parameters like oplock (also no difference when done on the windows client). > > I booted one client machine to debian etch (stable) and ran tests using > NFS and FTP yielding full GBit LAN speeds. > > I tested Windows Server 2003 clients inside VMWares running on the XP > clients and on the samba server itself. No performance issues there. > Downloading files from the windows VM running on the samba server (!) > onto the XP clients works like a charm as well. (So does the other way > round!). SMB communication between the two XP machines works anyway. > > I finally smbmounted shares of the XP clients on the samba server and > copied files onto them at reasonable speeds (around 40MB/s). Copying > (downloading) onto the server was around 20MB/s. > > I have no other samba problems. Everything else works fine: browsing, > printing, WINS etc. > > In my opinion there is no connection to a Hardwareproblem. Instead we > experience some behaviour of the XP client machines that cause this. It > seems to be SMB/CIFS related but I think we need to further investigate > to get more hard data. Maybe capture some SMB packets using wireshark > while doing the downloads and compare them ?!? However I am no > networking guy so I would need some guidance on what to do exactly. > > cheers > Kimon
Someone had a problem here awhile back that was odd and traced it to a TCP window problem. You might search the archives. - -- ---- _ _ _ _ ___ _ _ _ |Y#| | | |\/| | \ |\ | | |Ryan Novosielski - Systems Programmer II |$&| |__| | | |__/ | \| _| |[EMAIL PROTECTED] - 973/972.0922 (2-0922) \__/ Univ. of Med. and Dent.|IST/AST - NJMS Medical Science Bldg - C630 -----BEGIN PGP SIGNATURE----- Version: GnuPG v1.4.6 (GNU/Linux) Comment: Using GnuPG with Mozilla - http://enigmail.mozdev.org iD8DBQFHi6eAmb+gadEcsb4RAu4tAJwKTvUHrsbMbbYcdVWLydzviK3+TgCgoxST AW8OirXPMf9UKZksJv1MeuM= =vhrF -----END PGP SIGNATURE-----
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