Jeremy Allison <[EMAIL PROTECTED]> writes: > On Thu, Aug 24, 2006 at 05:51:45PM +0200, Mattias Rönnblom wrote: > > Hi, > > > > I'm running Samba 3.0.23a on Linux. One of my share is a USB disk with > > a FAT32 filesystem. > > > > When copying large files from my Windows XP machine to this share, > > smbd seem to "reserve" (by using ftruncate()) the space needed on the > > USB disk before actually doing any copying. This ftruncate() operation > > takes quite a while when the file is large. It may even cause the > > client to time out. > > > > If I reformat the disk with ext2, ftruncate() runs fast. > > > > Is there some way of turning off this "pre-allocation" behaviour? I've > > consulted smb.conf(5), but I've been unable to find anything of use. > > > > Would you consider this a problem in Samba or in the VFAT filesystem > > driver? > > VFAT system driver. Samba is just calling ftruncate in this > case. You can control this behaviour by setting "strict allocate = no". >
Both strict and not strict allocation policy are painfully slow on VFAT. Does anyone know if it's possible to turn off this "truncate- before-write" behavior in the Windows SMB client? Thanks, Mattias -- To unsubscribe from this list go to the following URL and read the instructions: https://lists.samba.org/mailman/listinfo/samba