[lustre-discuss] lustre Kernel loading issue in rocks compute node
Yasir Israr
yasir at orionsolutions.co.in
Wed Jun 22 19:55:11 PDT 2016
Hey I have tried using below method but kernel not loading at boot time of compute.
I'm having 5compute node in which I've taken two compute for lustre. Getting issue to load kernel in compute which is part of headnode.
Thanks & Regards
Yasir Israr
> On 22-Jun-2016, at 11:14 PM, lustre-discuss-request at lists.lustre.org wrote:
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> Today's Topics:
>
> 1. Help Required in Lustre Implementation
> (yasir at orionsolutions.co.in)
> 2. Re: Help Required in Lustre Implementation (Fernando Perez)
> 3. Re: lnet router lustre rpm compatibility (E.S. Rosenberg)
> 4. MDS Config Help: Are the lustre modules loaded?
> (Sangeetha Banavathi Srinivasa)
>
>
> ----------------------------------------------------------------------
>
> Message: 1
> Date: Wed, 22 Jun 2016 14:39:42 +0530
> From: <yasir at orionsolutions.co.in>
> To: <lustre-discuss at lists.lustre.org>
> Subject: [lustre-discuss] Help Required in Lustre Implementation
> Message-ID: <001101d1cc65$d5a33060$80e99120$@orionsolutions.co.in>
> Content-Type: text/plain; charset="us-ascii"
>
> Hi
>
> Can anyone help for installing Lustre Server on Rocks 6.2 Compute Node.
>
> I've installed all rpm incl. kernel, lustre server pkg, lustre-module,
> lustre-osd-module, lustre-osd-mount, libyaml pkg. After installing kernel it
> shows in /boot directory and lustre kernel entry in grub.conf of compute
> node but when I restart compute to load module of lustre it auto remove
> entry from grub.conf & doesn't boot with lustre-kernel image.
>
>
>
> If anyone have setup lustre Server on Rocks 6.2 compute node then please
> share setup that I'm missing.
>
>
>
> Thanks & Regards,
>
> Yasir Israr
>
>
>
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> ------------------------------
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> Message: 2
> Date: Wed, 22 Jun 2016 12:03:26 +0200
> From: Fernando Perez <fperez at icm.csic.es>
> To: lustre-discuss at lists.lustre.org
> Subject: Re: [lustre-discuss] Help Required in Lustre Implementation
> Message-ID: <576A626E.3040304 at icm.csic.es>
> Content-Type: text/plain; charset="windows-1252"; Format="flowed"
>
> Hi Yasir.
>
> You must add the lustre packages to the distribution following the rocks
> manual:
>
> http://central6.rocksclusters.org/roll-documentation/base/6.2/customization-adding-packages.html
>
> Finally you must add the lustre network and configure the compute
> network interfaces that you will use for the lustre netwok:
>
> http://central6.rocksclusters.org/roll-documentation/base/6.2/networking.html
>
> Regards.
>
> =============================================
> Fernando P?rez
> Institut de Ci?ncies del Mar (CMIMA-CSIC)
> Departament Oceanograf?a F?sica i Tecnol?gica
> Passeig Mar?tim de la Barceloneta,37-49
> 08003 Barcelona
> Phone: (+34) 93 230 96 35
> =============================================
>
>> On 06/22/2016 11:09 AM, yasir at orionsolutions.co.in wrote:
>>
>> Hi
>>
>> Can anyone help for installing Lustre Server on Rocks 6.2 Compute Node.
>>
>> I?ve installed all rpm incl. kernel, lustre server pkg, lustre-module,
>> lustre-osd-module, lustre-osd-mount, libyaml pkg. After installing
>> kernel it shows in /boot directory and lustre kernel entry in
>> grub.conf of compute node but when I restart compute to load module of
>> lustre it auto remove entry from grub.conf & doesn?t boot with
>> lustre-kernel image.
>>
>> If anyone have setup lustre Server on Rocks 6.2 compute node then
>> please share setup that I?m missing.
>>
>> Thanks & Regards,
>>
>> Yasir Israr
>>
>>
>>
>> _______________________________________________
>> lustre-discuss mailing list
>> lustre-discuss at lists.lustre.org
>> http://lists.lustre.org/listinfo.cgi/lustre-discuss-lustre.org
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> ------------------------------
>
> Message: 3
> Date: Wed, 22 Jun 2016 19:01:54 +0300
> From: "E.S. Rosenberg" <esr+lustre at mail.hebrew.edu>
> To: "Mohr Jr, Richard Frank (Rick Mohr)" <rmohr at utk.edu>
> Cc: "lustre-discuss at lists.lustre.org"
> <lustre-discuss at lists.lustre.org>
> Subject: Re: [lustre-discuss] lnet router lustre rpm compatibility
> Message-ID:
> <CA+K1OzRfEdgq_MQmwdVakxg5wN3gAT5iJ5LntY4skrarHtoE9g at mail.gmail.com>
> Content-Type: text/plain; charset="utf-8"
>
> I always understood the recommendation was to update the clients (and LNET
> Routers) before the servers and not the other way around?
>
>
> On Tue, Jun 21, 2016 at 1:16 AM, Mohr Jr, Richard Frank (Rick Mohr) <
> rmohr at utk.edu> wrote:
>
>>
>>> On Jun 20, 2016, at 5:00 PM, Jessica Otey <jotey at nrao.edu> wrote:
>>>
>>> All,
>>> I am in the process of preparing to upgrade a production lustre system
>> running 1.8.9 to 2.4.3.
>>> This current system has 2 lnet routers.
>>> Our plan is to perform the upgrade in 2 stages:
>>> 1) Upgrade the MDS and OSSes to 2.4.3, leaving clients in 1.8.9.
>>> 2) Upgrade all clients to 2.4.3 (thus allowing the entire system to be
>> subsequently updated to 2.5 and beyond)
>>>
>>> The problem is that I can't seem to locate any information about the
>> version requirements (if any) for lnet routers. Does the lnet router have
>> to be the same as mds, or the same as the clients? Or both?
>>
>> The LNet routers do not need to be the same as either the servers or the
>> clients as far as I know. I don?t know if there is any specific
>> compatibility matrix for LNet versions, but if you are mainly dealing with
>> 1.8.9 and 2.4.3, I think either version would be fine. With that being
>> said, I usually try to keep my LNet routers and Lustre servers at the same
>> version. If you are going to take down your servers to upgrade to 2.4.3,
>> you may as well just upgrade the two LNet routers while you are at it. The
>> clients can then be upgraded later like you listed in your plan.
>>
>> --
>> Rick Mohr
>> Senior HPC System Administrator
>> National Institute for Computational Sciences
>> http://www.nics.tennessee.edu
>>
>> _______________________________________________
>> lustre-discuss mailing list
>> lustre-discuss at lists.lustre.org
>> http://lists.lustre.org/listinfo.cgi/lustre-discuss-lustre.org
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> ------------------------------
>
> Message: 4
> Date: Wed, 22 Jun 2016 13:44:12 -0400
> From: Sangeetha Banavathi Srinivasa <bsangee at vt.edu>
> To: lustre-discuss at lists.lustre.org
> Subject: [lustre-discuss] MDS Config Help: Are the lustre modules
> loaded?
> Message-ID: <44B1B97F-79F3-42B0-BC7C-B9B7A5D6BBC1 at vt.edu>
> Content-Type: text/plain; charset="us-ascii"
>
> 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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