[lustre-discuss] MDS Config Help: Are the lustre modules loaded?

[Sangeetha Banavathi Srinivasa]

When I try modprobe lustre, I see the below errors:
[05:44:03] root at hulk2 lustre # modprobe lustre
WARNING: Error inserting obdclass (/lib/modules/2.6.32-573.12.1.el6_lustre.x86_64/extra/kernel/fs/lustre/obdclass.ko): Unknown symbol in module, or unknown parameter (see dmesg)
WARNING: Error inserting ptlrpc (/lib/modules/2.6.32-573.12.1.el6_lustre.x86_64/extra/kernel/fs/lustre/ptlrpc.ko): Unknown symbol in module, or unknown parameter (see dmesg)
WARNING: Error inserting fld (/lib/modules/2.6.32-573.12.1.el6_lustre.x86_64/extra/kernel/fs/lustre/fld.ko): Unknown symbol in module, or unknown parameter (see dmesg)
WARNING: Error inserting lmv (/lib/modules/2.6.32-573.12.1.el6_lustre.x86_64/extra/kernel/fs/lustre/lmv.ko): Unknown symbol in module, or unknown parameter (see dmesg)
WARNING: Error inserting fid (/lib/modules/2.6.32-573.12.1.el6_lustre.x86_64/extra/kernel/fs/lustre/fid.ko): Unknown symbol in module, or unknown parameter (see dmesg)
WARNING: Error inserting mdc (/lib/modules/2.6.32-573.12.1.el6_lustre.x86_64/extra/kernel/fs/lustre/mdc.ko): Unknown symbol in module, or unknown parameter (see dmesg)
WARNING: Error inserting lov (/lib/modules/2.6.32-573.12.1.el6_lustre.x86_64/extra/kernel/fs/lustre/lov.ko): Unknown symbol in module, or unknown parameter (see dmesg)
FATAL: Error inserting lustre (/lib/modules/2.6.32-573.12.1.el6_lustre.x86_64/extra/kernel/fs/lustre/lustre.ko): Unknown symbol in module, or unknown parameter (see dmesg)

> On Jun 22, 2016, at 1:44 PM, Sangeetha Banavathi Srinivasa <bsangee at vt.edu> wrote:
> 
> Hi,
> 
> Below are the steps I executed in configuring MDS.
> 
> 1. mkfs.lustre --fsname lustre --mdt --mgs /dev/vg00/mdt
> 2. mkdir /mdt
> 
> 3. mount -t lustre /dev/vg00/mdt /mdt
> 
> I see the below error after step 3:
> 
> mount.lustre: mount /dev/mapper/vg00-mdt1 at /mdt failed: No such device
> Are the lustre modules loaded?
> Check /etc/modprobe.conf and /proc/filesystems
> [root at amaranth3 lustre]# 
> 
> 
> I tried modprobe lustre and retried mounting but it resulted in the same error.  Any help will be appreciated.
> 
> 
> For your info, the lustre modules that I have installed are:
> [root at amaranth3 lustre]# rpm -qa |grep lustre
> lustre-osd-ldiskfs-mount-2.8.0-2.6.32_573.12.1.el6_lustre.x86_64.x86_64
> lustre-tests-2.8.0-2.6.32_573.12.1.el6_lustre.x86_64.x86_64
> lustre-modules-2.8.0-2.6.32_573.12.1.el6_lustre.x86_64.x86_64
> lustre-osd-ldiskfs-2.8.0-2.6.32_573.12.1.el6_lustre.x86_64.x86_64
> lustre-iokit-2.8.0-2.6.32_573.12.1.el6_lustre.x86_64.x86_64
> kernel-2.6.32-573.12.1.el6_lustre.x86_64
> lustre-2.8.0-2.6.32_573.12.1.el6_lustre.x86_64.x86_64
> 
> [root at amaranth3 lustre]# rpm -qa |grep e2fs
> e2fsprogs-libs-1.42.13.wc5-7.el6.x86_64
> e2fsprogs-1.42.13.wc5-7.el6.x86_64
> 
> [root at amaranth3 lustre]# rpm -qa |grep libss
> libss-1.42.13.wc5-7.el6.x86_64
> 
> root at amaranth3 lustre]# rpm -qa |grep libcom
> libcom_err-1.42.13.wc5-7.el6.x86_64
> 
> 
> [root at amaranth3 lustre]# uname -a
> Linux amaranth3 2.6.32-573.12.1.el6_lustre.x86_64 #1 SMP Tue Feb 23 22:41:09 PST 2016 x86_64 x86_64 x86_64 GNU/Linux
> [root at amaranth3 lustre]# 
> 
> 
> 
> Thanks,
> Sangeetha 

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