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<p>Hallo ..</p>
<p>Thank you so much for the response.</p>
<p>Indeed, now i after checking the logs on MDS...i see the following.</p>
<p><i><br>
</i></p>
<p><i></i></p>
<div><i>[Thu Jul 16 13:09:47 2026] LustreError: 95572:0:(mgc_request.c:232:do_config_log_add()) MGC10.20.6.67@o2ib3: failed processing log, type 1: rc = -110<br>
[Thu Jul 16 13:09:54 2026] LustreError: 95587:0:(mgc_request.c:614:do_requeue()) failed processing log: -110<br>
[Thu Jul 16 13:10:31 2026] LDISKFS-fs (sdb): mounted filesystem 52240c70-9528-48a1-bd7d-0b11530d2f3c r/w with ordered data mode. Quota mode: journalled.<br>
[Thu Jul 16 13:10:31 2026] LDISKFS-fs (sdb): unmounting filesystem 52240c70-9528-48a1-bd7d-0b11530d2f3c.<br>
[Thu Jul 16 13:10:31 2026] Lustre: darshan-MDT0000: mounting server target with '-t lustre' deprecated, use '-t lustre_tgt'<br>
[Thu Jul 16 13:10:31 2026] LDISKFS-fs (sdb): mounted filesystem 52240c70-9528-48a1-bd7d-0b11530d2f3c r/w with ordered data mode. Quota mode: journalled.<br>
[Thu Jul 16 13:10:40 2026] LustreError: 95572:0:(llog.c:975:llog_process_or_fork()) MGC10.20.6.67@o2ib3: cannot start thread: rc = -4<br>
[Thu Jul 16 13:10:40 2026] LustreError: MGC10.20.6.67@o2ib3: Confguration from log darshan-client failed from MGS -4. Communication error between node & MGS, a bad configuration, or other errors. See syslog for more info<br>
[Thu Jul 16 13:10:40 2026] Lustre: Unmounted darshan-client<br>
[Thu Jul 16 13:10:40 2026] LustreError: 95572:0:(super25.c:198:lustre_fill_super()) llite: Unable to mount <unknown>: rc = -4<br>
[Thu Jul 16 13:10:40 2026] Lustre: ctl-darshan-MDT0000: No data found on store. Initialize space.<br>
[Thu Jul 16 13:10:40 2026] Lustre: darshan-MDT0000: new disk, initializing<br>
[Thu Jul 16 13:10:40 2026] Lustre: darshan-MDT0000: Imperative Recovery not enabled, recovery window 300-900<br>
[Thu Jul 16 13:10:40 2026] Lustre: ctl-darshan-MDT0000: super-sequence allocation rc = 0 [0x0000000200000400-0x0000000240000400]:0:mdt<br>
[Thu Jul 16 13:10:40 2026] SELinux: (dev lustre, type lustre) has no xattr support<br>
[Thu Jul 16 13:10:40 2026] SELinux: (dev lustre, type lustre) falling back to genfs</i><br>
<br>
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I see an error that says that mounting server target with '-t lustre' deprecated.
<p></p>
<p>Please note i have installed <b>lfs 2.17.0</b>.</p>
<p>Could this be an issue.</p>
<p>Many thanks,</p>
<p>Abi</p>
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<div id="x_divRplyFwdMsg" dir="ltr"><font face="Calibri, sans-serif" color="#000000" style="font-size:11pt"><b>From:</b> Ihsan Ur Rahman <ihsanurr67@gmail.com><br>
<b>Sent:</b> Thursday, July 16, 2026 2:15:45 PM<br>
<b>To:</b> Pati, Abhilasha<br>
<b>Cc:</b> lustre-discuss@lists.lustre.org<br>
<b>Subject:</b> Re: [lustre-discuss] Issue with lustre Client</font>
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<div class="PlainText">Hello,<br>
<br>
The issue seems to be with the MDT, kindly check the logs of the MDS<br>
and also check the jobs stats on the MDT.<br>
just my thoughts,<br>
<br>
thank you,<br>
ihsan<br>
<br>
On Thu, Jul 16, 2026 at 2:46\u202fPM Pati, Abhilasha via lustre-discuss<br>
<lustre-discuss@lists.lustre.org> wrote:<br>
><br>
> Hallo,<br>
><br>
><br>
> i am trying to mount the lustre filesystem on some machines with lustre client...and unfortunately I am not able to mount them.<br>
><br>
> I get the following error.<br>
><br>
><br>
> [Tue Jul 14 15:02:03 2026] LustreError: 2304:0:(lmv_obd.c:1434:lmv_statfs()) darshan-MDT0000-mdc-ffff9783915df000: can't stat MDS #0: rc = -11<br>
> [Tue Jul 14 15:02:03 2026] LustreError: 2304:0:(obd_class.h:478:obd_check_dev()) Device 3 not setup<br>
> [Tue Jul 14 15:02:03 2026] Lustre: Unmounted darshan-client<br>
> [Tue Jul 14 15:02:03 2026] LustreError: 2304:0:(super25.c:198:lustre_fill_super()) llite: Unable to mount <unknown>: rc = -11<br>
> [Tue Jul 14 15:02:22 2026] LustreError: 2341:0:(lmv_obd.c:1434:lmv_statfs()) darshan-MDT0000-mdc-ffff976c4fbf5000: can't stat MDS #0: rc = -11<br>
> [Tue Jul 14 15:02:22 2026] LustreError: 2341:0:(obd_class.h:478:obd_check_dev()) Device 3 not setup<br>
> [Tue Jul 14 15:02:22 2026] LustreError: 2341:0:(obd_class.h:478:obd_check_dev()) Skipped 3 previous similar messages<br>
><br>
><br>
> In the past I was able to mount lustre on the client machine....but now i am not able todo it.<br>
><br>
> Could someone please help me understand this error.<br>
><br>
> with sincerest regards,<br>
><br>
> Abhilasha<br>
><br>
> _______________________________________________<br>
> lustre-discuss mailing list<br>
> lustre-discuss@lists.lustre.org<br>
> <a href="http://lists.lustre.org/listinfo.cgi/lustre-discuss-lustre.org">http://lists.lustre.org/listinfo.cgi/lustre-discuss-lustre.org</a><br>
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