If getting errors on genimage then we need to stop right there and find out
what is going on.

Could we take one known problem out of the picture.   That is upgrading
from a release level < 2.7.6   to a later release level  xcatd does not
stop cleanly.

Could you service xcatd stop
ps -ef | grep xcatd
kill -9 any xcatd processes
service xcatd start

Then could you try the genimage again and see if you get those same errors.


Lissa K. Valletta
8-3/B10
Poughkeepsie, NY 12601
(tie 293) 433-3102





From:   Christian Caruthers/Richmond/IBM@IBMUS
To:     "xCAT Users Mailing list" <xcat-user@lists.sourceforge.net>,
Date:   03/20/2014 08:54 AM
Subject:        [xcat-user] Strange xCAT stateless image behavior



Trying to set up the default compute stateless template in v2.8.3 on rhel
6.4. This system was first upgraded from xCAT 2.7.3 to 2.8.3 w/ latest
deps. We took the default compute.pkglist and compute.exlist from
$XCATROOT/share/xcat/netboot/rh. When genimage is building the initrd, I
see the following:

Try to load drivers: pps_core mlx4_core mdio libcrc32c ptp dca virtio_ring
virtio mlx4_en tg3 bnx2 bnx2x e1000 e1000e igb mlx_en virtio_net be2net
ext3 ext4 to initrd.
W: Cannot load dracut module "xcat", dependencies failed.
W: Dracut module "xcat" cannot be found.
W: Dracut module "nfs" cannot be found.
W: Dracut module "network" cannot be found.
the initial ramdisk for statelite is generated successfully.
Try to load drivers: pps_core mlx4_core mdio libcrc32c ptp dca virtio_ring
virtio mlx4_en tg3 bnx2 bnx2x e1000 e1000e igb mlx_en virtio_net be2net
ext3 ext4 to initrd.
W: Cannot load dracut module "xcat", dependencies failed.
W: Dracut module "xcat" cannot be found.
W: Dracut module "nfs" cannot be found.
W: Dracut module "network" cannot be found.
the initial ramdisk for stateless is generated successfully.

After running packimage, we boot the system and see the following in the
console:

Initalizing network drop monitor service
Freeing unused kernel memory: 1264k freed
Write protecting the kernel read-only data: 10240k
Freeing unused kernel memory: 904k freed
Freeing unused kernel memory: 1676k freed
dracut: FATAL: No or empty root= argument
dracut: Refusing to continue
dracut Warning: Signal caught!
/lib/dracut-lib.sh: line 83: /emergency/01-die.sh: No such file or
directory

Kernel panic - not syncing: Attempted to kill init!
Pid: 1, comm: init Not tainted 2.6.32-358.el6.x86_64 #1
Call Trace:
? panic+0xa7/0x16f
? do_exit+0x862/0x870
? do_group_exit+0x58/0xd0
? sys_exit_group+0x17/0x20
? system_call_fastpath+0x16/0x1b


The management node has a patched kernel, and it appears the stateless
image is running the stock rhel 6.4 kernel. Could this be the problem, or
am I missing something:

[root@mgt01 modules]#
ls /install/netboot/rhels6.4/x86_64/compute/rootimg/lib/modules
2.6.32-358.el6.x86_64
[root@mgt01 modules]# uname -a
Linux mgt01.cluster.net 2.6.32-358.18.1.el6.x86_64 #1 SMP Fri Aug 2
17:04:38 EDT 2013 x86_64 x86_64 x86_64 GNU/Linux
[root@mgt01 modules]#

Regards,
Christian Caruthers
Senior Consultant - System x Linux HPC
Mobile: 757-289-9872
Find me on LinkedIn
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