I checked the output of dmesg and found lnet: Unknown parameter `#’ The error was caused due to a comment that was inserted in /etc/modprobe.d/lustre.conf
Thanks a lot for your time and your help. > On Jun 22, 2016, at 4:03 PM, Patrick Farrell <p...@cray.com> wrote: > > OK, that's not the error we started with. You were having a problem loading > modules, but aren't now. (probably) > > The error output from that command is bad. It asks if the modules are > loaded, but that doesn't mean they aren't. > > "No such device" is probably the key here. I'd look at the arguments to the > mount command. Does /dev/vg00/mdt1 exist and is it set up correctly? How > about the mount point, /mdt? > > On 06/22/2016 03:00 PM, Sangeetha Banavathi Srinivasa wrote: >> The error is in the last step when I have to run MD >> >> 3. mount -t lustre /dev/vg00/mdt1 /mdt >> 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 >> >>> On Jun 22, 2016, at 3:58 PM, Patrick Farrell <p...@cray.com >>> <mailto:p...@cray.com>> wrote: >>> >>> Ah, now that I look more closely - that warning may not be fatal. Did you >>> get a failure, or just the warning? >>> >>> (The guide looks good) >>> On 06/22/2016 02:52 PM, Sangeetha Banavathi Srinivasa wrote: >>>> Patrick, >>>> >>>> I am following the steps on >>>> http://lustre.ornl.gov/lustre101-courses/content/C1/L3/LustreBasicInstall.pdf >>>> >>>> <http://lustre.ornl.gov/lustre101-courses/content/C1/L3/LustreBasicInstall.pdf> >>>> Except that I am installing 2.8 instead of 2.7. >>>> Could you recommend any other article/blog that I can follow in order to >>>> successfully install lustre. >>>> >>>>> On Jun 22, 2016, at 3:43 PM, Patrick Farrell <p...@cray.com >>>>> <mailto:p...@cray.com>> wrote: >>>>> >>>>> Hm. It sounds like your RPMs are not installed correctly, but I vaguely >>>>> recall something about a packaging issue with the Lustre 2.8 release RPMs. >>>>> >>>>> Perhaps someone else on the list can help further. >>>>> - Patrick >>>>> >>>>> On 06/22/2016 02:40 PM, Sangeetha Banavathi Srinivasa wrote: >>>>>> I have done that already and re-booted my system. >>>>>> But I still get the error. >>>>>> >>>>>> When I did run that command, I got the below error: >>>>>> WARNING: Can't read module >>>>>> /lib/modules/2.6.32-573.12.1.el6_lustre.x86_64/weak-updates/kernel/fs/lustre/llog_test.ko: >>>>>> No such file or directory >>>>>> egrep: >>>>>> /lib/modules/2.6.32-573.12.1.el6_lustre.x86_64//weak-updates/kernel/fs/lustre/llog_test.ko: >>>>>> No such file or directory >>>>>> >>>>>> >>>>>>> On Jun 22, 2016, at 3:38 PM, Patrick Farrell <p...@cray.com >>>>>>> <mailto:p...@cray.com>> wrote: >>>>>>> >>>>>>> Well, that's not patching the kernel. It's making the initrd and and >>>>>>> updating the boot stuff so your system will boot that kernel. >>>>>>> >>>>>>> But, yes, that should be what you need to do. >>>>>>> >>>>>>> - Patrick >>>>>>> On 06/22/2016 02:36 PM, Sangeetha Banavathi Srinivasa wrote: >>>>>>>> When you say install the associated kernel do you mean patching the >>>>>>>> kernel like below >>>>>>>> sudo /sbin/new-kernel-pkg --package kernel --mkinitrd --dracut >>>>>>>> --depmod --install 2.6.32-573.12.1.el6_lustre.x86_64 >>>>>>>> >>>>>>>> I have already done rpm -ivh >>>>>>>> kernel-2.6.32-573.12.1.el6_lustre.x86_64.rpm >>>>>>>> >>>>>>>> >>>>>>>>> On Jun 22, 2016, at 2:51 PM, Patrick Farrell <p...@cray.com >>>>>>>>> <mailto:p...@cray.com>> wrote: >>>>>>>>> >>>>>>>>> The kernel version is found with uname -r or cat /proc/version. >>>>>>>>> >>>>>>>>> That needs to match the kernel version in the Lustre RPMs. (The >>>>>>>>> version string is the 2.6.32-573.12.1.el6_lustre) part. >>>>>>>>> >>>>>>>>> In fact, it looks like you've got Lustre server RPMs, given the >>>>>>>>> _lustre in the name of the kernel. That means you need to install >>>>>>>>> the associated kernel. >>>>>>>>> >>>>>>>>> - Patrick >>>>>>>>> >>>>>>>>> On 06/22/2016 01:43 PM, Sangeetha Banavathi Srinivasa wrote: >>>>>>>>>> Patrick, >>>>>>>>>> >>>>>>>>>> The CentOS version on the machines is 6.8 >>>>>>>>>> >>>>>>>>>> >>>>>>>>>> >>>>>>>>>> [lustre@hulk2 ~]$ cat /etc/redhat-release >>>>>>>>>> >>>>>>>>>> CentOS >>>>>>>>>> release 6.8 (Final) >>>>>>>>>> >>>>>>>>>> >>>>>>>>>> The kernel version that I have installed is what I found along with >>>>>>>>>> the lustre RPMs >>>>>>>>>> [lustre@amaranth3 ~]$ uname -r >>>>>>>>>> 2.6.32-573.12.1.el6_lustre.x86_64 >>>>>>>>>> >>>>>>>>>> >>>>>>>>>> And I am trying to install lustre 2.8. >>>>>>>>>> >>>>>>>>>> Should the CentOS release version be 2.7?? >>>>>>>>>> >>>>>>>>>> >>>>>>>>>> >>>>>>>>>>> On Jun 22, 2016, at 2:17 PM, Patrick Farrell <p...@cray.com >>>>>>>>>>> <mailto:p...@cray.com>> wrote: >>>>>>>>>>> >>>>>>>>>>> Well, it says to check dmesg... Though that will just list the >>>>>>>>>>> symbols. In general, this usually means you've got a mismatch >>>>>>>>>>> between the version of the kernel (or OFED) Lustre is built against >>>>>>>>>>> and your version of either the kernel or OFED. Given the number >>>>>>>>>>> and locations of the mismatches, I'm guessing it's the kernel. >>>>>>>>>>> >>>>>>>>>>> So, compare your kernel version and your Lustre RPMs. >>>>>>>>>>> >>>>>>>>>>> Regards, >>>>>>>>>>> - Patrick >>>>>>>>>>> On 06/22/2016 12:47 PM, Sangeetha Banavathi Srinivasa wrote: >>>>>>>>>>>> When I try modprobe lustre, I see the below errors: >>>>>>>>>>>> [05:44:03] root@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 >>>>>>>>>>>>> <bsan...@vt.edu <mailto:bsan...@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@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@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@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@amaranth3 lustre]# rpm -qa |grep libss >>>>>>>>>>>>> libss-1.42.13.wc5-7.el6.x86_64 >>>>>>>>>>>>> >>>>>>>>>>>>> root@amaranth3 lustre]# rpm -qa |grep libcom >>>>>>>>>>>>> libcom_err-1.42.13.wc5-7.el6.x86_64 >>>>>>>>>>>>> >>>>>>>>>>>>> >>>>>>>>>>>>> [root@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@amaranth3 lustre]# >>>>>>>>>>>>> >>>>>>>>>>>>> >>>>>>>>>>>>> >>>>>>>>>>>>> Thanks, >>>>>>>>>>>>> Sangeetha >>>>>>>>>>>> >>>>>>>>>>>> >>>>>>>>>>>> >>>>>>>>>>>> _______________________________________________ >>>>>>>>>>>> lustre-discuss mailing list >>>>>>>>>>>> lustre-discuss@lists.lustre.org >>>>>>>>>>>> <mailto:lustre-discuss@lists.lustre.org> >>>>>>>>>>>> http://lists.lustre.org/listinfo.cgi/lustre-discuss-lustre.org >>>>>>>>>>>> <http://lists.lustre.org/listinfo.cgi/lustre-discuss-lustre.org> >>>>>>>>>>> >>>>>>>>>>> _______________________________________________ >>>>>>>>>>> lustre-discuss mailing list >>>>>>>>>>> lustre-discuss@lists.lustre.org >>>>>>>>>>> <mailto:lustre-discuss@lists.lustre.org> >>>>>>>>>>> http://lists.lustre.org/listinfo.cgi/lustre-discuss-lustre.org >>>>>>>>>>> <http://lists.lustre.org/listinfo.cgi/lustre-discuss-lustre.org> >>>>>>>>>> >>>>>>>>> >>>>>>>> >>>>>>> >>>>>> >>>>> >>>> >>> >> >
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