Re: [lustre-discuss] CPU soft lockup on mkfs.lustre
I’ve created one for you. Check your spam folder if you have not already received an automated email with your login credentials. From: lustre-discuss on behalf of Tamas Kazinczy Organization: Governmental Agency for IT Development Date: Thursday, September 12, 2019 at 12:14 AM To: Patrick Farrell , "Degremont, Aurelien" , "lustre-discuss@lists.lustre.org" Subject: Re: [lustre-discuss] CPU soft lockup on mkfs.lustre On 2019. 09. 11. 15:53, Patrick Farrell wrote: Tamas, Aurélien, Would one of you mind opening an LU on this? I would do that though I don't have an account yet. Cheers, -- Tamás Kazinczy ___ lustre-discuss mailing list lustre-discuss@lists.lustre.org http://lists.lustre.org/listinfo.cgi/lustre-discuss-lustre.org
Re: [lustre-discuss] CPU soft lockup on mkfs.lustre
On 2019. 09. 11. 15:53, Patrick Farrell wrote: Tamas, Aurélien, Would one of you mind opening an LU on this? I would do that though I don't have an account yet. Cheers, -- Tamás Kazinczy ___ lustre-discuss mailing list lustre-discuss@lists.lustre.org http://lists.lustre.org/listinfo.cgi/lustre-discuss-lustre.org
Re: [lustre-discuss] CPU soft lockup on mkfs.lustre
Tamas, Aurélien, Would one of you mind opening an LU on this? Thanks, - Patrick From: lustre-discuss on behalf of Tamas Kazinczy Sent: Wednesday, September 11, 2019 1:32:09 AM To: Degremont, Aurelien ; lustre-discuss@lists.lustre.org Subject: Re: [lustre-discuss] CPU soft lockup on mkfs.lustre On 2019. 09. 10. 19:22, Degremont, Aurelien wrote: I saw the same issue and downgraded my kernel back to RHEL kernel 3.10.0-957. But you probably wants to keep 7.7 kernel ? :) If possible, yes. :) Cheers, -- Tamás Kazinczy ___ lustre-discuss mailing list lustre-discuss@lists.lustre.org http://lists.lustre.org/listinfo.cgi/lustre-discuss-lustre.org
Re: [lustre-discuss] CPU soft lockup on mkfs.lustre
I saw the same issue and downgraded my kernel back to RHEL kernel 3.10.0-957. But you probably wants to keep 7.7 kernel ? :) De : lustre-discuss au nom de Tamas Kazinczy Organisation : Governmental Agency for IT Development Date : mardi 10 septembre 2019 à 14:39 À : "lustre-discuss@lists.lustre.org" Objet : [lustre-discuss] CPU soft lockup on mkfs.lustre Hi, I've successfully compiled Lustre after the 'LU-12457 kernel: RHEL 7.7 server support' change but when I try to create an MGS with LDISKFS backend on RHEL 7.7 I get CPU soft lockup: kernel:NMI watchdog: BUG: soft lockup - CPU#1 stuck for 23s! [mkfs.lustre:31220] Looked into logs for more details: Sep 6 10:41:00 mgs1 kernel: Call Trace: Sep 6 10:41:00 mgs1 kernel: [] queued_spin_lock_slowpath+0xb/0xf Sep 6 10:41:00 mgs1 kernel: [] _raw_spin_lock+0x20/0x30 Sep 6 10:41:00 mgs1 kernel: [] igrab+0x1e/0x60 Sep 6 10:41:00 mgs1 kernel: [] ldiskfs_quota_off+0x3b/0x130 [ldiskfs] Sep 6 10:41:00 mgs1 kernel: [] ldiskfs_put_super+0x4d/0x400 [ldiskfs] Sep 6 10:41:00 mgs1 kernel: [] generic_shutdown_super+0x6d/0x100 Sep 6 10:41:00 mgs1 kernel: [] kill_block_super+0x27/0x70 Sep 6 10:41:00 mgs1 kernel: [] deactivate_locked_super+0x4e/0x70 Sep 6 10:41:00 mgs1 kernel: [] deactivate_super+0x46/0x60 Sep 6 10:41:00 mgs1 kernel: [] cleanup_mnt+0x3f/0x80 Sep 6 10:41:00 mgs1 kernel: [] __cleanup_mnt+0x12/0x20 Sep 6 10:41:00 mgs1 kernel: [] task_work_run+0xbb/0xe0 Sep 6 10:41:00 mgs1 kernel: [] do_notify_resume+0xa5/0xc0 Sep 6 10:41:00 mgs1 kernel: [] int_signal+0x12/0x17 Sep 6 10:41:00 mgs1 kernel: Code: 47 fe ff ff 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 55 48 89 e5 66 90 b9 01 00 00 00 8b 17 85 d2 74 0d 83 fa 03 74 08 f3 90 <8b> 17 85 d2 75 f3 89 d0 f0 0f b1 0f 39 c2 75 e3 5d 66 90 c3 0f Has anyone else also experienced this issue? Is there a way to make this work? Thanks, -- Tamás Kazinczy ___ lustre-discuss mailing list lustre-discuss@lists.lustre.org http://lists.lustre.org/listinfo.cgi/lustre-discuss-lustre.org
[lustre-discuss] CPU soft lockup on mkfs.lustre
Hi, I've successfully compiled Lustre after the 'LU-12457 kernel: RHEL 7.7 server support' change but when I try to create an MGS with LDISKFS backend on RHEL 7.7 I get CPU soft lockup: kernel:NMI watchdog: BUG: soft lockup - CPU#1 stuck for 23s! [mkfs.lustre:31220] Looked into logs for more details: Sep 6 10:41:00 mgs1 kernel: Call Trace: Sep 6 10:41:00 mgs1 kernel: [] queued_spin_lock_slowpath+0xb/0xf Sep 6 10:41:00 mgs1 kernel: [] _raw_spin_lock+0x20/0x30 Sep 6 10:41:00 mgs1 kernel: [] igrab+0x1e/0x60 Sep 6 10:41:00 mgs1 kernel: [] ldiskfs_quota_off+0x3b/0x130 [ldiskfs] Sep 6 10:41:00 mgs1 kernel: [] ldiskfs_put_super+0x4d/0x400 [ldiskfs] Sep 6 10:41:00 mgs1 kernel: [] generic_shutdown_super+0x6d/0x100 Sep 6 10:41:00 mgs1 kernel: [] kill_block_super+0x27/0x70 Sep 6 10:41:00 mgs1 kernel: [] deactivate_locked_super+0x4e/0x70 Sep 6 10:41:00 mgs1 kernel: [] deactivate_super+0x46/0x60 Sep 6 10:41:00 mgs1 kernel: [] cleanup_mnt+0x3f/0x80 Sep 6 10:41:00 mgs1 kernel: [] __cleanup_mnt+0x12/0x20 Sep 6 10:41:00 mgs1 kernel: [] task_work_run+0xbb/0xe0 Sep 6 10:41:00 mgs1 kernel: [] do_notify_resume+0xa5/0xc0 Sep 6 10:41:00 mgs1 kernel: [] int_signal+0x12/0x17 Sep 6 10:41:00 mgs1 kernel: Code: 47 fe ff ff 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 55 48 89 e5 66 90 b9 01 00 00 00 8b 17 85 d2 74 0d 83 fa 03 74 08 f3 90 <8b> 17 85 d2 75 f3 89 d0 f0 0f b1 0f 39 c2 75 e3 5d 66 90 c3 0f Has anyone else also experienced this issue? Is there a way to make this work? Thanks, -- Tamás Kazinczy ___ lustre-discuss mailing list lustre-discuss@lists.lustre.org http://lists.lustre.org/listinfo.cgi/lustre-discuss-lustre.org