From: Martin Steigerwald <martin@lichtvoll.de>
To: Ming Lei <ming.lei@redhat.com>
Cc: Oleksandr Natalenko <oleksandr@natalenko.name>,
Jens Axboe <axboe@kernel.dk>, Christoph Hellwig <hch@lst.de>,
linux-block@vger.kernel.org, linux-raid@vger.kernel.org,
linux-kernel@vger.kernel.org, Shaohua Li <shli@kernel.org>
Subject: Re: I/O hangs after resuming from suspend-to-ram
Date: Thu, 21 Sep 2017 09:30:30 +0200 [thread overview]
Message-ID: <3693727.dykhpN0O6j@merkaba> (raw)
In-Reply-To: <20170920222011.GB5105@ming.t460p>
Ming Lei - 21.09.17, 06:20:
> On Mon, Aug 28, 2017 at 03:10:35PM +0200, Martin Steigerwald wrote:
> > Ming Lei - 28.08.17, 20:58:
> > > On Sun, Aug 27, 2017 at 09:43:52AM +0200, Oleksandr Natalenko wrote:
> > > > Hi.
> > > >
> > > > Here is disk setup for QEMU VM:
> > > >
> > > > ===
> > > > [root@archmq ~]# smartctl -i /dev/sda
> > > > …
> > > > Device Model: QEMU HARDDISK
> > > > Serial Number: QM00001
> > > > Firmware Version: 2.5+
> > > > User Capacity: 4,294,967,296 bytes [4.29 GB]
> > > > Sector Size: 512 bytes logical/physical
> > > > Device is: Not in smartctl database [for details use: -P
> > > > showall]
> > > > ATA Version is: ATA/ATAPI-7, ATA/ATAPI-5 published, ANSI NCITS
> > > > 340-2000
> > > > Local Time is: Sun Aug 27 09:31:54 2017 CEST
> > > > SMART support is: Available - device has SMART capability.
> > > > SMART support is: Enabled
> > > >
> > > > [root@archmq ~]# lsblk
> > > > NAME MAJ:MIN RM SIZE RO TYPE MOUNTPOINT
> > > > sda 8:0 0 4G 0 disk
> > > > `-sda1 8:1 0 4G 0 part
> > > >
> > > > `-md0 9:0 0 4G 0 raid10
> > > >
> > > > `-system 253:0 0 4G 0 crypt
> > > >
> > > > |-system-boot 253:1 0 512M 0 lvm /boot
> > > > |-system-swap 253:2 0 512M 0 lvm [SWAP]
> > > >
> > > > `-system-root 253:3 0 3G 0 lvm /
> > > >
> > > > sdb 8:16 0 4G 0 disk
> > > > `-sdb1 8:17 0 4G 0 part
> > > >
> > > > `-md0 9:0 0 4G 0 raid10
> > > >
> > > > `-system 253:0 0 4G 0 crypt
> > > >
> > > > |-system-boot 253:1 0 512M 0 lvm /boot
> > > > |-system-swap 253:2 0 512M 0 lvm [SWAP]
> > > >
> > > > `-system-root 253:3 0 3G 0 lvm /
> > > >
> > > > sr0 11:0 1 1024M 0 rom
> > > >
> > > > [root@archmq ~]# mdadm --misc --detail /dev/md0
> > > >
> > > > /dev/md0:
> > > > Version : 1.2
> > > >
> > > > Creation Time : Sat Jul 29 16:37:05 2017
> > > >
> > > > Raid Level : raid10
> > > > Array Size : 4191232 (4.00 GiB 4.29 GB)
> > > >
> > > > Used Dev Size : 4191232 (4.00 GiB 4.29 GB)
> > > >
> > > > Raid Devices : 2
> > > >
> > > > Total Devices : 2
> > > >
> > > > Persistence : Superblock is persistent
> > > >
> > > > Update Time : Sun Aug 27 09:30:33 2017
> > > >
> > > > State : clean
> > > >
> > > > Active Devices : 2
> > > >
> > > > Working Devices : 2
> > > >
> > > > Failed Devices : 0
> > > >
> > > > Spare Devices : 0
> > > >
> > > > Layout : far=2
> > > >
> > > > Chunk Size : 512K
> > > >
> > > > Name : archiso:0
> > > > UUID : 43f4be59:c8d2fa0a:a94acdff:1c7f2f4e
> > > >
> > > > Events : 485
> > > >
> > > > Number Major Minor RaidDevice State
> > > >
> > > > 0 8 1 0 active sync /dev/sda1
> > > > 1 8 17 1 active sync /dev/sdb1
> > > >
> > > > ===
> > > >
> > > > In words: 2 virtual disks, RAID10 setup with far-2 layout, LUKS on it,
> > > > then
> > > > LVM, then ext4 for boot, swap and btrfs for /.
> > > >
> > > > I couldn't reproduce the issue with single disk without RAID.
> > >
> > > Could you verify if the following patch fixes your issue?
>
> Yes, the patch should address this kind of issue, not related
> with RAID specially, and the latest version can be found in the
> following link:
>
> https://marc.info/?l=linux-block&m=150579298505484&w=2
Thank you.
So if I understand already I can just add
https://github.com/ming1/linux/tree/my_v4.13-safe-scsi-quiesce_V5_for_test
as an remote and go from there.
Thanks,
--
Martin
next prev parent reply other threads:[~2017-09-21 7:30 UTC|newest]
Thread overview: 29+ messages / expand[flat|nested] mbox.gz Atom feed top
2017-08-22 11:45 I/O hangs after resuming from suspend-to-ram Oleksandr Natalenko
2017-08-26 10:37 ` Oleksandr Natalenko
2017-08-26 10:48 ` Oleksandr Natalenko
2017-08-26 11:19 ` Martin Steigerwald
2017-08-26 17:17 ` Wols Lists
2017-08-26 19:33 ` Martin Steigerwald
2017-08-26 13:32 ` Oleksandr Natalenko
2017-08-27 6:02 ` Ming Lei
2017-08-27 7:43 ` Oleksandr Natalenko
2017-08-28 12:58 ` Ming Lei
2017-08-28 13:10 ` Martin Steigerwald
2017-08-28 13:32 ` Ming Lei
2017-09-20 17:25 ` Martin Steigerwald
2017-09-20 22:17 ` Ming Lei
2017-09-24 17:33 ` Martin Steigerwald
2017-09-25 2:59 ` Ming Lei
2017-09-25 14:13 ` Martin Steigerwald
2017-09-20 22:20 ` Ming Lei
2017-09-21 7:30 ` Martin Steigerwald [this message]
2017-09-21 7:33 ` Martin Steigerwald
2017-08-28 18:22 ` Oleksandr Natalenko
2017-08-29 0:24 ` Ming Lei
2017-08-29 15:52 ` Oleksandr Natalenko
2017-08-30 2:15 ` Ming Lei
2017-08-30 5:17 ` Ming Lei
2017-08-30 6:15 ` oleksandr
2017-08-30 8:06 ` Ming Lei
2017-08-30 10:58 ` oleksandr
2017-08-30 14:37 ` Ming Lei
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