<div dir="ltr">Now MGS and MDT server is working fine now i'll move forward with OSS server Thanks.<br><br><div>Regards,</div><div>Nick</div></div><br><div class="gmail_quote"><div dir="ltr" class="gmail_attr">On Tue, 20 Dec 2022 at 16:39, Blagodarenko Artem <<a href="mailto:artem.blagodarenko@gmail.com">artem.blagodarenko@gmail.com</a>> wrote:<br></div><blockquote class="gmail_quote" style="margin:0px 0px 0px 0.8ex;border-left:1px solid rgb(204,204,204);padding-left:1ex"><div class="msg3174049233608320950">
<div lang="EN-GB" style="overflow-wrap: break-word;">
<div class="m_3174049233608320950WordSection1">
<p class="MsoNormal"><span style="font-size:11pt">Hi Nick<u></u><u></u></span></p>
<p class="MsoNormal"><span style="font-size:11pt"><u></u> <u></u></span></p>
<p class="MsoNormal"><span style="font-size:11pt">></span>
<span style="font-size:11pt">Is the ldiskfs module available?<u></u><u></u></span></p>
<p class="MsoNormal"><span style="font-size:11pt"><u></u> <u></u></span></p>
<p class="MsoNormal"><span style="font-size:11pt">It looks like lustre modules (ldiskfs exactly for mkfs.lustre) are not loaded.<u></u><u></u></span></p>
<p class="MsoNormal"><span style="font-size:11pt">Please, try load them first:<u></u><u></u></span></p>
<p class="MsoNormal"><span style="font-size:11pt"><u></u> <u></u></span></p>
<p class="MsoNormal"><span style="font-size:11pt">#modprobe lustre<u></u><u></u></span></p>
<p class="MsoNormal"><span style="font-size:11pt"><u></u> <u></u></span></p>
<p class="MsoNormal"><span style="font-size:11pt">If all required packages are installed, this command loads the modules.<u></u><u></u></span></p>
<p class="MsoNormal"><span style="font-size:11pt"><u></u> <u></u></span></p>
<p class="MsoNormal"><span style="font-size:11pt">Best regards,<u></u><u></u></span></p>
<p class="MsoNormal"><span style="font-size:11pt">Artem Blagodarenko<u></u><u></u></span></p>
<p class="MsoNormal"><span style="font-size:11pt"><u></u> <u></u></span></p>
<div style="border-right:none;border-bottom:none;border-left:none;border-top:1pt solid rgb(181,196,223);padding:3pt 0cm 0cm">
<p class="MsoNormal" style="margin-bottom:12pt"><b><span style="font-size:12pt;color:black">From:
</span></b><span style="font-size:12pt;color:black">lustre-discuss <<a href="mailto:lustre-discuss-bounces@lists.lustre.org" target="_blank">lustre-discuss-bounces@lists.lustre.org</a>> on behalf of Nick dan via lustre-discuss <<a href="mailto:lustre-discuss@lists.lustre.org" target="_blank">lustre-discuss@lists.lustre.org</a>><br>
<b>Date: </b>Tuesday, 20 December 2022 at 04:19<br>
<b>To: </b><a href="mailto:lustre-discuss@lists.lustre.org" target="_blank">lustre-discuss@lists.lustre.org</a> <<a href="mailto:lustre-discuss@lists.lustre.org" target="_blank">lustre-discuss@lists.lustre.org</a>><br>
<b>Subject: </b>[lustre-discuss] Problem in confugration of MGS and MDT server in lustre.<u></u><u></u></span></p>
</div>
<div>
<div>
<p class="MsoNormal"><span style="font-size:11pt">Hi, <u></u><u></u></span></p>
</div>
<div>
<p class="MsoNormal"><span style="font-size:11pt">Nick here Trying to configure Lustre MGS and MDT on Redhat 8.6.<u></u><u></u></span></p>
</div>
<div>
<p class="MsoNormal"><span style="font-size:11pt">Referred from <a href="https://www.lustre.org/" target="_blank">
https://www.lustre.org/</a><u></u><u></u></span></p>
</div>
<div>
<p class="MsoNormal"><span style="font-size:11pt">Successfully downloaded and installed the following packages by using yum install command:<u></u><u></u></span></p>
</div>
<div>
<div>
<pre>yum install <a href="https://downloads.whamcloud.com/public/lustre/latest-release/el8.6/server/RPMS/x86_64/kernel-4.18.0-372.9.1.el8_lustre.x86_64.rpm" target="_blank">https://downloads.whamcloud.com/public/lustre/latest-release/el8.6/server/RPMS/x86_64/kernel-4.18.0-372.9.1.el8_lustre.x86_64.rpm</a><br>yum install <a href="https://downloads.whamcloud.com/public/lustre/latest-release/el8.6/server/RPMS/x86_64/lustre-2.15.1-1.el8.x86_64.rpm" target="_blank">https://downloads.whamcloud.com/public/lustre/latest-release/el8.6/server/RPMS/x86_64/lustre-2.15.1-1.el8.x86_64.rpm</a><br>yum install <a href="https://downloads.whamcloud.com/public/lustre/latest-release/el8.6/server/RPMS/x86_64/lustre-ldiskfs-dkms-2.15.1-1.el8.noarch.rpm" target="_blank">https://downloads.whamcloud.com/public/lustre/latest-release/el8.6/server/RPMS/x86_64/lustre-ldiskfs-dkms-2.15.1-1.el8.noarch.rpm</a><br>yum install <a href="https://downloads.whamcloud.com/public/lustre/latest-release/el8.6/server/RPMS/x86_64/lustre-osd-ldiskfs-mount-2.15.1-1.el8.x86_64.rpm" target="_blank">https://downloads.whamcloud.com/public/lustre/latest-release/el8.6/server/RPMS/x86_64/lustre-osd-ldiskfs-mount-2.15.1-1.el8.x86_64.rpm</a><br>yum install <a href="https://downloads.whamcloud.com/public/e2fsprogs/latest/el8/RPMS/x86_64/e2fsprogs-1.46.2.wc5-0.el8.x86_64.rpm" target="_blank">https://downloads.whamcloud.com/public/e2fsprogs/latest/el8/RPMS/x86_64/e2fsprogs-1.46.2.wc5-0.el8.x86_64.rpm</a><br>yum install <a href="https://downloads.whamcloud.com/public/e2fsprogs/latest/el8/RPMS/x86_64/e2fsprogs-libs-1.46.2.wc5-0.el8.x86_64.rpm" target="_blank">https://downloads.whamcloud.com/public/e2fsprogs/latest/el8/RPMS/x86_64/e2fsprogs-libs-1.46.2.wc5-0.el8.x86_64.rpm</a><br>yum install <a href="https://downloads.whamcloud.com/public/e2fsprogs/latest/el8/RPMS/x86_64/libcom_err-1.46.2.wc5-0.el8.x86_64.rpm" target="_blank">https://downloads.whamcloud.com/public/e2fsprogs/latest/el8/RPMS/x86_64/libcom_err-1.46.2.wc5-0.el8.x86_64.rpm</a><br>yum install <a href="https://downloads.whamcloud.com/public/e2fsprogs/latest/el8/RPMS/x86_64/libss-1.46.2.wc5-0.el8.x86_64.rpm" target="_blank">https://downloads.whamcloud.com/public/e2fsprogs/latest/el8/RPMS/x86_64/libss-1.46.2.wc5-0.el8.x86_64.rpm</a><u></u><u></u></pre>
</div>
<div>
<div>
<p class="MsoNormal"><span style="font-size:11pt">After this trying to do mkfs.lustre on my available NVMe-disk(nvme1n1)Mentioned in the below Fig
<u></u><u></u></span></p>
</div>
<div>
<p class="MsoNormal"><span style="font-size:11pt"><img border="0" width="506" height="344" style="width: 5.2708in; height: 3.5833in;" id="m_3174049233608320950_x0000_i1025" src="cid:1853415ad84cb971f161"><u></u><u></u></span></p>
</div>
</div>
</div>
<div>
<p class="MsoNormal"><span style="font-size:11pt"><u></u> <u></u></span></p>
</div>
<div>
<p class="MsoNormal"><span style="font-size:11pt">And did the mkfs.lusre on it and getting the error .<u></u><u></u></span></p>
</div>
<div>
<p class="MsoNormal"><span style="font-size:11pt"> <u></u><u></u></span></p>
<pre style="margin-bottom:12pt">mkfs.lustre --fsname=lustre --mgs --mdt --index=0 /dev/nvme1n1<br><br> Permanent disk data:<br>Target: lustre:MDT0000<br>Index: 0<br>Lustre FS: lustre<br>Mount type: ldiskfs<br>Flags: 0x65<br> (MDT MGS first_time update )<br>Persistent mount opts: user_xattr,errors=remount-ro<br>Parameters:<br><br>checking for existing Lustre data: not found<br>device size = 953869MB<br>formatting backing filesystem ldiskfs on /dev/nvme1n1<br> target name lustre:MDT0000<br> kilobytes 976762584<br> options -J size=4096 -I 1024 -i 2560 -q -O dirdata,uninit_bg,^extents,dir_nlink,quota,project,huge_file,ea_inode,large_dir,^fast_commit,flex_bg -E lazy_journal_init="0",lazy_itable_init="0" -F<br>mkfs_cmd = mke2fs -j -b 4096 -L lustre:MDT0000 -J size=4096 -I 1024 -i 2560 -q -O dirdata,uninit_bg,^extents,dir_nlink,quota,project,huge_file,ea_inode,large_dir,^fast_commit,flex_bg -E lazy_journal_init="0",lazy_itable_init="0" -F /dev/nvme1n1 976762584k<br>mkfs.lustre: Unable to mount /dev/nvme1n1: No such device<br>Is the ldiskfs module available?<br>mkfs.lustre FATAL: failed to write local files<br>mkfs.lustre: exiting with 19 (No such device)<u></u><u></u></pre>
<pre style="margin-bottom:12pt">Can you help where am I going wrong?<u></u><u></u></pre>
<pre>Regards,<u></u><u></u></pre>
<pre>Nick<u></u><u></u></pre>
</div>
</div>
</div>
</div>
</div></blockquote></div>