On 9/22/07, Kuang-Chun Cheng <kcc1967@xxxxxxxxx> wrote:
> Hi
>
> I think I hit the cifs bug described at
> http://wiki.centos.org/TipsAndTricks/WindowsShares
> and
> http://bugs.centos.org/view.php?id=1776
>
> As CentOS Wiki said, CentOS 5.0 do have a bug fixed cifs.ko, so I thought it
> should be in CentOSPlus repository ... so I upgrade my kernel and using
> 2.6.18-8.1.10.el5.centos.plus. After I use this kernel release, I
> check the cifs.ko
> and see the following:
>
> $ modinfo /lib/modules/2.6.18-8.1.10.el5.centos.plus/kernel/fs/cifs/cifs.ko
> filename:
> /lib/modules/2.6.18-8.1.10.el5.centos.plus/kernel/fs/cifs/cifs.ko
> version: 1.45
> description: VFS to access servers complying with the SNIA CIFS
> Specification e.g. Samba and Windows
> license: GPL
> author: Steve French <sfrench@xxxxxxxxxx>
> srcversion: 7C1A34565EA00CE993D56FA
> depends:
> vermagic: 2.6.18-8.1.10.el5.centos.plus SMP mod_unload 686
> REGPARM 4KSTACKS gcc-4.1
> parm: CIFSMaxBufSize:Network buffer size (not including
> header). Default: 16384 Range: 8192 to 130048 (int)
> parm: cifs_min_rcv:Network buffers in pool. Default: 4
> Range: 1 to 64 (int)
> parm: cifs_min_small:Small network buffers in pool. Default:
> 30 Range: 2 to 256 (int)
> parm: cifs_max_pending:Simultaneous requests to server.
> Default: 50 Range: 2 to 256 (int)
>
>
> The cifs.ko is version 1.45 .... I think this is still the buggy
> version, right ???
>
> I have two CentOS 5.0 boxes, both running 2.6.18-8.1.10.el5.centos.plus and
> using automounter to mount WinXP's share. I use this as part of my daily
> backup ... and both boxes crash quite often ... specially when I have
> large files
> cross cifs mounted filesystem using rsync.
>
> For small files, they are quite stable.
>
> Could someone tell me ... did I use the bug fixed cifs.ko ? Or how
> can I fix this
> problem ? Thanks
>
> Regards
> KC
You have to use the patched cifs.ko offered in the bug tracker. This
bug will be fixed in CentOS 5.1 (and 4.6). But all 5.0 (and 4.5)
kernels have the same buggy cifs.ko.
Akemi
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