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hi all Subject: 1) Samba server 3.0.15 with one shared sesource Security is set to SHARE, all guest users have full read/write access to the share 2) Microsoft network clients is Windows 98, Windows 2000 and Windows XP (sp2) 3) Old-age DOS program, written on Clipper (xBase), what runs on Windows 98 and on Windows XP/2k (ntvdm) 4) Large multi-user database (dbf files) on samba server

Hello all! I discover a strange thing. We use and develop DOS financial accounting application, written on Xbase (formerly known as Clipper). This application agressively uses of file sharing and locking (byte-range and all possible for DOS combinations), creates and uses huge amount of index (NTX) and Dbase III (DBF) files on network shared resource. Network clients are Windows 98se,