Dou you have the last 10-20 lines of the kernel log?  Run 'dmesg',

evan


On 5/20/09 7:37 AM, "Ettore Enrico Delfino Ligorio" <ett...@usp.br> wrote:

> Hi,
> 
> Please, i need help.
> 
> Anyone had success using Lustre (from debian package) with xen in
> debian (lenny or unstable)? What i must to make this work?
> 
> It didn't worked for me.
> 
> I have done the following steps:
> 
> puma2:~#  apt-get install  liblustre linux-patch-lustre lustre-dev
> lustre-source lustre-tests lustre-utils ldiskfsck lfsck
> 
> puma2:~#  module-assistant build lustre
> 
> puma2:~#  module-assistant install lustre
> 
> puma2:~# cat /etc/rc.local |grep lustre
> modprobe lustre
> puma2:~# reboot
> 
> puma2:~# mkfs.lustre --mgs --mdt --fsname puma2 /dev/sda5
> 
>     Permanent disk data:
> Target:     puma2-MDTffff
> Index:      unassigned
> Lustre FS:  puma2
> Mount type: ldiskfs
> Flags:      0x75
>                (MDT MGS needs_index first_time update )
> Persistent mount opts: errors=remount-ro,iopen_nopriv,user_xattr
> Parameters: mdt.group_upcall=/usr/sbin/l_getgroups
> 
> checking for existing Lustre data: not found
> device size = 262774MB
> 2 6 26
> formatting backing filesystem ldiskfs on /dev/sda5
> target name  puma2-MDTffff
> 4k blocks     0
> options        -J size=400 -i 4096 -I 512 -q -O dir_index,uninit_groups -F
> mkfs_cmd = mkfs.ext2 -j -b 4096 -L puma2-MDTffff  -J size=400 -i 4096
> -I 512 -q -O dir_index,uninit_groups -F /dev/sda5
> 
> mkfs.lustre: Unable to mount /dev/sda5: No such device
> Is the ldiskfs module available?
> 
> mkfs.lustre FATAL: failed to write local files
> mkfs.lustre: exiting with 19 (No such device)
> 
> puma2:~# mkdir /mdt
> 
> puma2:~# mount -t lustre /dev/sda5 /mdt/
> mount.lustre: mount /dev/sda5 at /mdt failed: No such device
> Are the lustre modules loaded?
> Check /etc/modprobe.conf and /proc/filesystems
> Note 'alias lustre llite' should be removed from modprobe.conf
> 
> puma2:~# fdisk -l /dev/sda
> 
> Disk /dev/sda: 299.4 GB, 299439751168 bytes
> 255 heads, 63 sectors/track, 36404 cylinders
> Units = cylinders of 16065 * 512 = 8225280 bytes
> Disk identifier: 0x00059841
> 
>     Device Boot      Start         End      Blocks   Id  System
> /dev/sda1   *           1          79      634536   83  Linux
> /dev/sda2              80         294     1726987+  82  Linux swap / Solaris
> /dev/sda3             295        2905    20972857+  83  Linux
> /dev/sda4            2906       36404   269080717+   5  Extended
> /dev/sda5            2906       36404   269080686   83  Linux
> 
> puma2:~# uname -a
> Linux puma2 2.6.26-2-xen-amd64 #1 SMP Wed May 13 18:43:45 UTC 2009
> x86_64 GNU/Linux
> 
> This is description of booted kernel in /boot/grub/menu.lst
> 
> title  Xen 3.2-1-amd64 / Debian GNU/Linux, kernel 2.6.26-2-xen-amd64
> root  (hd0,0)
> kernel  /xen-3.2-1-amd64.gz
> module  /vmlinuz-2.6.26-2-xen-amd64 root=/dev/sda3 ro console=tty0
> module  /initrd.img-2.6.26-2-xen-amd64
> 
> puma2:~# lsmod |grep lustre
> lustre                446816  0
> lov                   274056  1 lustre
> mdc                   102840  1 lustre
> osc                   149512  1 lustre
> ptlrpc                716936  5 lustre,lov,mdc,lquota,osc
> obdclass              530776  6 lustre,lov,mdc,lquota,osc,ptlrpc
> lnet                  233256  4 lustre,ptlrpc,ksocklnd,obdclass
> lvfs                   71112  7 lustre,lov,mdc,lquota,osc,ptlrpc,obdclass
> libcfs                120312  10
> lustre,lov,mdc,lquota,osc,ptlrpc,ksocklnd,obdclass,lnet,lvfs
> puma2:~# lsmod |grep ldisk
> puma2:~#
> 
>  From another machine i try, with same configuration:
> 
> puma30:~# mkdir /ost
> puma30:~# mkfs.lustre --ost --fsname puma2 --mgsnode=pu...@tcp0 /dev/sda5
> 
>     Permanent disk data:
> Target:     puma2-OSTffff
> Index:      unassigned
> Lustre FS:  puma2
> Mount type: ldiskfs
> Flags:      0x72
>                (OST needs_index first_time update )
> Persistent mount opts: errors=remount-ro,extents,mballoc
> Parameters: mgsnode=10.0....@tcp
> 
> checking for existing Lustre data: not found
> device size = 262774MB
> 2 6 26
> formatting backing filesystem ldiskfs on /dev/sda5
> target name  puma2-OSTffff
> 4k blocks     0
> options        -J size=400 -i 16384 -I 256 -q -O dir_index,uninit_groups -F
> mkfs_cmd = mkfs.ext2 -j -b 4096 -L puma2-OSTffff  -J size=400 -i 16384
> -I 256 -q -O dir_index,uninit_groups -F /dev/sda5
> mkfs.lustre: Unable to mount /dev/sda5: No such device
> Is the ldiskfs module available?
> 
> mkfs.lustre FATAL: failed to write local files
> mkfs.lustre: exiting with 19 (No such device)
> 
> puma30:~# mount -t lustre pu...@tcp0:/puma2 /ost
> mount.lustre: mount pu...@tcp0:/puma2 at /ost failed: Cannot send
> after transport endpoint shutdown
> puma30:~#
> 
> 
> Thanks in advance.


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