[Users] Samba core dump after live migration

[Jeff Blasius]

Hello Kirill,
Thanks for the response. This must be windows fault in some way :).

I will see if there's a way around it from the samba folks. If I get
anything constructive I'll report it back here.
     -jeff

On Jan 23, 2008 4:33 AM, Kirill Korotaev <dev at sw.ru> wrote:
> Looks like samba tries to be too smart :/
> The only thing which can help to it - clustered file system like GFS which won't change inode numbers
> across nodes... As another option - VE in a file (via loopbacks) which we plan to implement in nearest future.
>
> Thanks,
> Kirill
>
>
>
> Jeff Blasius wrote:
> > Dear Users,
> > I find that after live migrating a container samba refuses to accept
> > new connections (existing connections continue to work properly). I
> > traced it back to this message in the logs which says "
> > tdb(/var/cache/samba/ntforms.tdb): tdb_reopen: file dev/inode has
> > changed!" . Of course the inode changed, but does it need to panic...
> > Is there a workaround?
> >
> > I'd be willing to bet someone has come across this before, but I
> > couldn't find an answer on the wiki or the list archives.
> >
> > Centos 5
> > samba-3.0.25b-1.el5_1.4
> > vzctl-3.0.18-1
> > Thanks,
> >              jeff
> >
> > [2008/01/22 11:53:46, 0] lib/util_tdb.c:tdb_log(662)
> >   tdb(/var/cache/samba/ntforms.tdb): tdb_reopen: file dev/inode has changed!
> > [2008/01/22 11:53:46, 0] smbd/server.c:open_sockets_smbd(572)
> >   tdb_reopen_all failed.
> > [2008/01/22 11:53:46, 0] lib/util.c:smb_panic(1654)
> >   PANIC (pid 22099): tdb_reopen_all failed.
> > [2008/01/22 11:53:46, 0] lib/util.c:log_stack_trace(1758)
> >   BACKTRACE: 6 stack frames:
> >    #0 smbd(log_stack_trace+0x1c) [0x555555776ffc]
> >    #1 smbd(smb_panic+0x43) [0x5555557770e3]
> >    #2 smbd [0x55555582ac3a]
> >    #3 smbd(main+0x710) [0x55555582b370]
> >    #4 /lib64/libc.so.6(__libc_start_main+0xf4) [0x2aaaad3818a4]
> >    #5 smbd [0x5555555bbfe9]
> > [2008/01/22 11:53:46, 0] lib/fault.c:dump_core(181)
> >   dumping core in /var/log/samba/cores/smbd
> >
> >
>



-- 
Jeff Blasius / jeff.blasius at yale.edu
Phone: (203)432-9940  51 Prospect Rm. 011
High Performance Computing (HPC)
UNIX Systems Administrator, Linux Systems Design & Support (LSDS)
Yale University Information Technology Services (ITS)