* read only remount not so happy
@ 2008-09-15 2:04 Jeff Breidenbach
2008-09-16 4:03 ` Jeff Breidenbach
0 siblings, 1 reply; 5+ messages in thread
From: Jeff Breidenbach @ 2008-09-15 2:04 UTC (permalink / raw)
To: xfs
# mount -o remount,ro /dev/md0
After a few hours mount is still churning away with 100% CPU. Known problem?
$ ps aux | grep mount
root 18600 97.1 0.0 11688 908 ? R 15:14 217:01 mount
-o remount,ro /dev/md0
$ cat /proc/version
Linux version 2.6.24-8-server (buildd@yellow) (gcc version 4.2.3
(Ubuntu 4.2.3-1ubuntu2)) #1 SMP Thu Feb 14 20:42:20 UTC 2008
$ dpkg -l | grep xfsprogs
ii xfsprogs 2.9.5-1
Utilities for managing the XFS filesystem
# mount | grep md0
/dev/md0 on /data1 type xfs (rw,noatime,logbufs=8,logbsize=256k)
^ permalink raw reply [flat|nested] 5+ messages in thread
* Re: read only remount not so happy
2008-09-15 2:04 read only remount not so happy Jeff Breidenbach
@ 2008-09-16 4:03 ` Jeff Breidenbach
2008-09-16 5:56 ` Dave Chinner
0 siblings, 1 reply; 5+ messages in thread
From: Jeff Breidenbach @ 2008-09-16 4:03 UTC (permalink / raw)
To: xfs
This is starting to go downhill. Everything is still running, but some
processes that interact with the filesystem actions are performing
slowly.
===
[9608310.848311] Assertion failed: atomic_read(&mp->m_active_trans) ==
0, file: /build/buildd/linux-2.6.24/fs/xfs/xfs_vfsops.c, line: 708
[9608310.848342] ------------[ cut here ]------------
[9608310.848370] kernel BUG at
/build/buildd/linux-2.6.24/fs/xfs/support/debug.c:82!
[9608310.848414] invalid opcode: 0000 [1] SMP
[9608310.848441] CPU 6
[9608310.848463] Modules linked in: xfs parport_pc lp parport loop
ipv6 iTCO_wdt igb container button iTCO_vendor_support shpchp
pci_hotplug evdev pcspkr psmouse ext3 jbd mbcache ata_generic usbhid
hid pata_acpi sg sr_mod cdrom sd_mod ata_piix floppy ehci_hcd uhci_hcd
libata usbcore tg3 arcmsr scsi_mod raid10 raid456 async_xor
async_memcpy async_tx xor raid1 raid0 multipath linear md_mod thermal
processor fan fuse
[9608310.848707] Pid: 18600, comm: mount Not tainted 2.6.24-8-server #1
[9608310.848735] RIP: 0010:[<ffffffff88372d7a>] [<ffffffff88372d7a>]
:xfs:assfail+0x1a/0x20
[9608310.848806] RSP: 0018:ffff810100c0dc08 EFLAGS: 00010296
[9608310.848832] RAX: 000000000000008d RBX: ffff810803bbc000 RCX:
0000000000000001
[9608310.848875] RDX: ffffffff80585c68 RSI: 0000000000000082 RDI:
ffffffff80585c60
[9608310.848918] RBP: ffff810101181000 R08: 0000000000000000 R09:
ffff8106e2d7ba10
[9608310.848962] R10: ffff810001071c60 R11: 0000000000000000 R12:
ffff810803bbc000
[9608310.849005] R13: ffff810100c0dc6c R14: ffff8102bbf6b000 R15:
0000000000000008
[9608310.849048] FS: 00007f24b60746e0(0000) GS:ffff810810066a00(0000)
knlGS:0000000000000000
[9608310.849094] CS: 0010 DS: 0000 ES: 0000 CR0: 000000008005003b
[9608310.849121] CR2: 00007fd1756cc000 CR3: 0000000628179000 CR4:
00000000000006e0
[9608310.849166] DR0: 0000000000000000 DR1: 0000000000000000 DR2:
0000000000000000
[9608310.849210] DR3: 0000000000000000 DR6: 00000000ffff0ff0 DR7:
0000000000000400
[9608310.849254] Process mount (pid: 18600, threadinfo
ffff810100c0c000, task ffff810100f77740)
[9608310.849301] Stack: ffff810101181000 ffffffff8836189e
ffff810803bbc000 ffffffff88361943
[9608310.849358] 0000000000000000 ffffffff88371e56 7fffffffffffffff
ffff8107ffc9f400
[9608310.849411] 00000000fffffff0 0000000000000000 ffff8102bbf6b000
ffffffff802b1445
[9608310.849447] Call Trace:
[9608310.849498] [<ffffffff8836189e>] :xfs:xfs_attr_quiesce+0x4e/0x70
[9608310.849539] [<ffffffff88361943>] :xfs:xfs_mntupdate+0x63/0x90
[9608310.849579] [<ffffffff88371e56>] :xfs:xfs_fs_remount+0x56/0x90
[9608310.849612] [<ffffffff802b1445>] do_remount_sb+0xd5/0x150
[9608310.849642] [<ffffffff802c8e76>] do_mount+0x476/0x7e0
[9608310.849672] [<ffffffff8029100b>] handle_mm_fault+0x3db/0x800
[9608310.849703] [<ffffffff80282468>] filemap_fault+0x188/0x390
[9608310.849733] [<ffffffff8034bf21>] __up_read+0x21/0xb0
[9608310.849763] [<ffffffff8046bcc0>] do_page_fault+0x1d0/0x840
[9608310.849792] [<ffffffff8028d87d>] zone_statistics+0x7d/0x80
[9608310.849827] [<ffffffff80285e1b>] __get_free_pages+0x1b/0x40
[9608310.849857] [<ffffffff802c992b>] sys_mount+0x9b/0x100
[9608310.849887] [<ffffffff8020c37e>] system_call+0x7e/0x83
[9608310.849916]
[9608310.849936]
[9608310.849936] Code: 0f 0b eb fe 66 90 41 55 41 54 49 89 f4 55 89 fd
48 c7 c7 e8
[9608310.850055] RIP [<ffffffff88372d7a>] :xfs:assfail+0x1a/0x20
[9608310.850096] RSP <ffff810100c0dc08>
[9608310.850457] ---[ end trace 709b42dcfdb7d7b2 ]---
[9608310.850527] WARNING: at
/build/buildd/linux-2.6.24/kernel/exit.c:917 do_exit()
[9608310.850614] Pid: 18600, comm: mount Tainted: G D 2.6.24-8-server #1
[9608310.850686]
[9608310.850687] Call Trace:
[9608310.850814] [<ffffffff80241b3a>] do_exit+0x7aa/0x940
[9608310.850885] [<ffffffff8036bc40>] vgacon_blank+0x340/0x620
[9608310.850957] [<ffffffff803a5a99>] set_palette+0x9/0x60
[9608310.851029] [<ffffffff8036aeee>] vgacon_set_cursor_size+0x2e/0xf0
[9608310.851103] [<ffffffff8020dc72>] die+0x52/0x70
[9608310.851173] [<ffffffff8020e1c6>] do_invalid_op+0x86/0xa0
[9608310.851253] [<ffffffff88372d7a>] :xfs:assfail+0x1a/0x20
[9608310.851326] [<ffffffff8023e4fe>] printk+0x4e/0x60
[9608310.851396] [<ffffffff8046a099>] error_exit+0x0/0x51
[9608310.851478] [<ffffffff88372d7a>] :xfs:assfail+0x1a/0x20
[9608310.851559] [<ffffffff88372d7a>] :xfs:assfail+0x1a/0x20
[9608310.851641] [<ffffffff8836189e>] :xfs:xfs_attr_quiesce+0x4e/0x70
[9608310.851723] [<ffffffff88361943>] :xfs:xfs_mntupdate+0x63/0x90
[9608310.851805] [<ffffffff88371e56>] :xfs:xfs_fs_remount+0x56/0x90
[9608310.851878] [<ffffffff802b1445>] do_remount_sb+0xd5/0x150
[9608310.851949] [<ffffffff802c8e76>] do_mount+0x476/0x7e0
[9608310.852020] [<ffffffff8029100b>] handle_mm_fault+0x3db/0x800
[9608310.852092] [<ffffffff80282468>] filemap_fault+0x188/0x390
[9608310.852164] [<ffffffff8034bf21>] __up_read+0x21/0xb0
[9608310.852234] [<ffffffff8046bcc0>] do_page_fault+0x1d0/0x840
[9608310.852308] [<ffffffff8028d87d>] zone_statistics+0x7d/0x80
[9608310.852384] [<ffffffff80285e1b>] __get_free_pages+0x1b/0x40
[9608310.852455] [<ffffffff802c992b>] sys_mount+0x9b/0x100
[9608310.852525] [<ffffffff8020c37e>] system_call+0x7e/0x83
^ permalink raw reply [flat|nested] 5+ messages in thread
* Re: read only remount not so happy
2008-09-16 4:03 ` Jeff Breidenbach
@ 2008-09-16 5:56 ` Dave Chinner
2008-09-16 18:29 ` Christoph Hellwig
0 siblings, 1 reply; 5+ messages in thread
From: Dave Chinner @ 2008-09-16 5:56 UTC (permalink / raw)
To: Jeff Breidenbach; +Cc: xfs
On Mon, Sep 15, 2008 at 09:03:41PM -0700, Jeff Breidenbach wrote:
> This is starting to go downhill. Everything is still running, but some
> processes that interact with the filesystem actions are performing
> slowly.
>
> ===
>
>
> [9608310.848311] Assertion failed: atomic_read(&mp->m_active_trans) ==
> 0, file: /build/buildd/linux-2.6.24/fs/xfs/xfs_vfsops.c, line: 708
Known problem. Race in the VFS code - fix is due in 2.6.28, I think.
Details can be found by googling the error message. Reboot the system.
Cheers,
Dave.
--
Dave Chinner
david@fromorbit.com
^ permalink raw reply [flat|nested] 5+ messages in thread
* Re: read only remount not so happy
2008-09-16 5:56 ` Dave Chinner
@ 2008-09-16 18:29 ` Christoph Hellwig
2008-09-18 5:29 ` Jeff Breidenbach
0 siblings, 1 reply; 5+ messages in thread
From: Christoph Hellwig @ 2008-09-16 18:29 UTC (permalink / raw)
To: Jeff Breidenbach, xfs
On Tue, Sep 16, 2008 at 03:56:14PM +1000, Dave Chinner wrote:
> On Mon, Sep 15, 2008 at 09:03:41PM -0700, Jeff Breidenbach wrote:
> > This is starting to go downhill. Everything is still running, but some
> > processes that interact with the filesystem actions are performing
> > slowly.
> >
> > ===
> >
> >
> > [9608310.848311] Assertion failed: atomic_read(&mp->m_active_trans) ==
> > 0, file: /build/buildd/linux-2.6.24/fs/xfs/xfs_vfsops.c, line: 708
>
> Known problem. Race in the VFS code - fix is due in 2.6.28, I think.
> Details can be found by googling the error message. Reboot the system.
I haven't seen anyone actually making progress on this in the VFS. I'll
try to see if I can sort it out myself.
^ permalink raw reply [flat|nested] 5+ messages in thread
* Re: read only remount not so happy
2008-09-16 18:29 ` Christoph Hellwig
@ 2008-09-18 5:29 ` Jeff Breidenbach
0 siblings, 0 replies; 5+ messages in thread
From: Jeff Breidenbach @ 2008-09-18 5:29 UTC (permalink / raw)
To: Christoph Hellwig; +Cc: xfs
[-- Attachment #1: Type: text/plain, Size: 40 bytes --]
Logs attached in case they are of help.
[-- Attachment #2: logs.txt --]
[-- Type: text/plain, Size: 7397 bytes --]
Sep 15 03:23:20 mail-archive kernel: [9608310.848311] Assertion failed: atomic_read(&mp->m_active_trans) == 0, file: /build/buildd/linux-2.6.24/fs/xfs/xfs_vfsops.c, line: 708
Sep 15 03:23:20 mail-archive kernel: [9608310.848441] CPU 6
Sep 15 03:23:20 mail-archive kernel: [9608310.848463] Modules linked in: xfs parport_pc lp parport loop ipv6 iTCO_wdt igb container button iTCO_vendor_support shpchp pci_hotplug evdev pcspkr psmouse ext3 jbd mbcache ata_generic usbhid hid pata_acpi sg sr_mod cdrom sd_mod ata_piix floppy ehci_hcd uhci_hcd libata usbcore tg3 arcmsr scsi_mod raid10 raid456 async_xor async_memcpy async_tx xor raid1 raid0 multipath linear md_mod thermal processor fan fuse
Sep 15 03:23:20 mail-archive kernel: [9608310.848707] Pid: 18600, comm: mount Not tainted 2.6.24-8-server #1
Sep 15 03:23:20 mail-archive kernel: [9608310.848735] RIP: 0010:[_end+130415898/2129579936] [_end+130415898/2129579936] :xfs:assfail+0x1a/0x20
Sep 15 03:23:20 mail-archive kernel: [9608310.848806] RSP: 0018:ffff810100c0dc08 EFLAGS: 00010296
Sep 15 03:23:20 mail-archive kernel: [9608310.848832] RAX: 000000000000008d RBX: ffff810803bbc000 RCX: 0000000000000001
Sep 15 03:23:20 mail-archive kernel: [9608310.848875] RDX: ffffffff80585c68 RSI: 0000000000000082 RDI: ffffffff80585c60
Sep 15 03:23:20 mail-archive kernel: [9608310.848918] RBP: ffff810101181000 R08: 0000000000000000 R09: ffff8106e2d7ba10
Sep 15 03:23:20 mail-archive kernel: [9608310.848962] R10: ffff810001071c60 R11: 0000000000000000 R12: ffff810803bbc000
Sep 15 03:23:20 mail-archive kernel: [9608310.849005] R13: ffff810100c0dc6c R14: ffff8102bbf6b000 R15: 0000000000000008
Sep 15 03:23:20 mail-archive kernel: [9608310.849048] FS: 00007f24b60746e0(0000) GS:ffff810810066a00(0000) knlGS:0000000000000000
Sep 15 03:23:20 mail-archive kernel: [9608310.849094] CS: 0010 DS: 0000 ES: 0000 CR0: 000000008005003b
Sep 15 03:23:20 mail-archive kernel: [9608310.849121] CR2: 00007fd1756cc000 CR3: 0000000628179000 CR4: 00000000000006e0
Sep 15 03:23:20 mail-archive kernel: [9608310.849166] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
Sep 15 03:23:20 mail-archive kernel: [9608310.849210] DR3: 0000000000000000 DR6: 00000000ffff0ff0 DR7: 0000000000000400
Sep 15 03:23:20 mail-archive kernel: [9608310.849254] Process mount (pid: 18600, threadinfo ffff810100c0c000, task ffff810100f77740)
Sep 15 03:23:20 mail-archive kernel: [9608310.849301] Stack: ffff810101181000 ffffffff8836189e ffff810803bbc000 ffffffff88361943
Sep 15 03:23:20 mail-archive kernel: [9608310.849358] 0000000000000000 ffffffff88371e56 7fffffffffffffff ffff8107ffc9f400
Sep 15 03:23:20 mail-archive kernel: [9608310.849411] 00000000fffffff0 0000000000000000 ffff8102bbf6b000 ffffffff802b1445
Sep 15 03:23:20 mail-archive kernel: [9608310.849447] Call Trace:
Sep 15 03:23:20 mail-archive kernel: [9608310.849498] [_end+130345022/2129579936] :xfs:xfs_attr_quiesce+0x4e/0x70
Sep 15 03:23:20 mail-archive kernel: [9608310.849539] [_end+130345187/2129579936] :xfs:xfs_mntupdate+0x63/0x90
Sep 15 03:23:20 mail-archive kernel: [9608310.849579] [_end+130412022/2129579936] :xfs:xfs_fs_remount+0x56/0x90
Sep 15 03:23:20 mail-archive kernel: [9608310.849612] [do_remount_sb+213/336] do_remount_sb+0xd5/0x150
Sep 15 03:23:20 mail-archive kernel: [9608310.849642] [do_mount+1142/2016] do_mount+0x476/0x7e0
Sep 15 03:23:20 mail-archive kernel: [9608310.849672] [handle_mm_fault+987/2048] handle_mm_fault+0x3db/0x800
Sep 15 03:23:20 mail-archive kernel: [9608310.849703] [filemap_fault+392/912] filemap_fault+0x188/0x390
Sep 15 03:23:20 mail-archive kernel: [9608310.849733] [__up_read+33/176] __up_read+0x21/0xb0
Sep 15 03:23:20 mail-archive kernel: [9608310.849763] [do_page_fault+464/2112] do_page_fault+0x1d0/0x840
Sep 15 03:23:20 mail-archive kernel: [9608310.849792] [zone_statistics+125/128] zone_statistics+0x7d/0x80
Sep 15 03:23:20 mail-archive kernel: [9608310.849827] [__get_free_pages+27/64] __get_free_pages+0x1b/0x40
Sep 15 03:23:20 mail-archive kernel: [9608310.849857] [sys_mount+155/256] sys_mount+0x9b/0x100
Sep 15 03:23:20 mail-archive kernel: [9608310.849887] [system_call+126/131] system_call+0x7e/0x83
Sep 15 03:23:20 mail-archive kernel: [9608310.849916]
Sep 15 03:23:20 mail-archive kernel: [9608310.849936]
Sep 15 03:23:20 mail-archive kernel: [9608310.849936] Code: 0f 0b eb fe 66 90 41 55 41 54 49 89 f4 55 89 fd 48 c7 c7 e8
Sep 15 03:23:20 mail-archive kernel: [9608310.850096] RSP <ffff810100c0dc08>
Sep 15 03:23:20 mail-archive kernel: [9608310.850457] ---[ end trace 709b42dcfdb7d7b2 ]---
Sep 15 03:23:20 mail-archive kernel: [9608310.850527] WARNING: at /build/buildd/linux-2.6.24/kernel/exit.c:917 do_exit()
Sep 15 03:23:20 mail-archive kernel: [9608310.850614] Pid: 18600, comm: mount Tainted: G D 2.6.24-8-server #1
Sep 15 03:23:20 mail-archive kernel: [9608310.850686]
Sep 15 03:23:20 mail-archive kernel: [9608310.850687] Call Trace:
Sep 15 03:23:20 mail-archive kernel: [9608310.850814] [do_exit+1962/2368] do_exit+0x7aa/0x940
Sep 15 03:23:20 mail-archive kernel: [9608310.850885] [vgacon_blank+832/1568] vgacon_blank+0x340/0x620
Sep 15 03:23:20 mail-archive kernel: [9608310.850957] [set_palette+9/96] set_palette+0x9/0x60
Sep 15 03:23:20 mail-archive kernel: [9608310.851029] [vgacon_set_cursor_size+46/240] vgacon_set_cursor_size+0x2e/0xf0
Sep 15 03:23:20 mail-archive kernel: [9608310.851103] [die+82/112] die+0x52/0x70
Sep 15 03:23:20 mail-archive kernel: [9608310.851173] [do_invalid_op+134/160] do_invalid_op+0x86/0xa0
Sep 15 03:23:20 mail-archive kernel: [9608310.851253] [_end+130415898/2129579936] :xfs:assfail+0x1a/0x20
Sep 15 03:23:20 mail-archive kernel: [9608310.851326] [printk+78/96] printk+0x4e/0x60
Sep 15 03:23:20 mail-archive kernel: [9608310.851396] [error_exit+0/81] error_exit+0x0/0x51
Sep 15 03:23:20 mail-archive kernel: [9608310.851478] [_end+130415898/2129579936] :xfs:assfail+0x1a/0x20
Sep 15 03:23:20 mail-archive kernel: [9608310.851559] [_end+130415898/2129579936] :xfs:assfail+0x1a/0x20
Sep 15 03:23:20 mail-archive kernel: [9608310.851641] [_end+130345022/2129579936] :xfs:xfs_attr_quiesce+0x4e/0x70
Sep 15 03:23:20 mail-archive kernel: [9608310.851723] [_end+130345187/2129579936] :xfs:xfs_mntupdate+0x63/0x90
Sep 15 03:23:20 mail-archive kernel: [9608310.851805] [_end+130412022/2129579936] :xfs:xfs_fs_remount+0x56/0x90
Sep 15 03:23:20 mail-archive kernel: [9608310.851878] [do_remount_sb+213/336] do_remount_sb+0xd5/0x150
Sep 15 03:23:20 mail-archive kernel: [9608310.851949] [do_mount+1142/2016] do_mount+0x476/0x7e0
Sep 15 03:23:20 mail-archive kernel: [9608310.852020] [handle_mm_fault+987/2048] handle_mm_fault+0x3db/0x800
Sep 15 03:23:20 mail-archive kernel: [9608310.852092] [filemap_fault+392/912] filemap_fault+0x188/0x390
Sep 15 03:23:20 mail-archive kernel: [9608310.852164] [__up_read+33/176] __up_read+0x21/0xb0
Sep 15 03:23:20 mail-archive kernel: [9608310.852234] [do_page_fault+464/2112] do_page_fault+0x1d0/0x840
Sep 15 03:23:20 mail-archive kernel: [9608310.852308] [zone_statistics+125/128] zone_statistics+0x7d/0x80
Sep 15 03:23:20 mail-archive kernel: [9608310.852384] [__get_free_pages+27/64] __get_free_pages+0x1b/0x40
Sep 15 03:23:20 mail-archive kernel: [9608310.852455] [sys_mount+155/256] sys_mount+0x9b/0x100
Sep 15 03:23:20 mail-archive kernel: [9608310.852525] [system_call+126/131] system_call+0x7e/0x83
^ permalink raw reply [flat|nested] 5+ messages in thread
end of thread, other threads:[~2008-09-18 5:27 UTC | newest]
Thread overview: 5+ messages (download: mbox.gz follow: Atom feed
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2008-09-15 2:04 read only remount not so happy Jeff Breidenbach
2008-09-16 4:03 ` Jeff Breidenbach
2008-09-16 5:56 ` Dave Chinner
2008-09-16 18:29 ` Christoph Hellwig
2008-09-18 5:29 ` Jeff Breidenbach
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