[DRBD-user] D States with drbd on 2.6.22

[Lars Ellenberg]

On Mon, Aug 27, 2007 at 10:01:39AM +0200, Jens Beyer wrote:
> 
> Hi,
> 
> hope you had a nice Weekend :-).
> 
> Unfortunately the patch didnt help. I attached the relevant traces
> of drbd, xfsbufd and 'rm'

and you are _sure_ that you unloaded the old module,
and loded the new one containing that patch?

the traces below do not look like it.

> Aug 27 09:52:15 boxfe02 kernel: [ 2573.950004] xfsbufd       D 00000214cb08f979     0 15116      2 (L-TLB)
> Aug 27 09:52:15 boxfe02 kernel: [ 2573.950021]  ffff810100b99a50 0000000000000046 0000000000000000 ba8f0fe485451045
> Aug 27 09:52:15 boxfe02 kernel: [ 2573.950042]  0f1443b70ffffffd e2c108e8c166d0b7 4514458966d00908 000000010002e271
> Aug 27 09:52:15 boxfe02 kernel: [ 2573.950063]  000000008f0f1675 ffff81011b719928 0000000000009eca ffffffff804b6080
> Aug 27 09:52:15 boxfe02 kernel: [ 2573.950082] Call Trace:
> Aug 27 09:52:15 boxfe02 kernel: [ 2573.950092]  [<ffffffff804041b1>] wait_for_completion+0xa1/0x100
> Aug 27 09:52:15 boxfe02 kernel: [ 2573.950102]  [<ffffffff80228f70>] default_wake_function+0x0/0x10
> Aug 27 09:52:15 boxfe02 kernel: [ 2573.950111]  [<ffffffff80228f70>] default_wake_function+0x0/0x10

including that patch, the next frew lines
should happen in the context of the drbd_worker thread.

> Aug 27 09:52:15 boxfe02 kernel: [ 2573.950133]  [<ffffffff88143938>] :drbd:_drbd_md_sync_page_io+0xc8/0x130
> Aug 27 09:52:15 boxfe02 kernel: [ 2573.950154]  [<ffffffff881442fc>] :drbd:drbd_md_sync_page_io+0x29c/0x4f0
> Aug 27 09:52:15 boxfe02 kernel: [ 2573.950172]  [<ffffffff881317a0>] :drbd:drbd_bm_get_lel+0x130/0x220
> Aug 27 09:52:15 boxfe02 kernel: [ 2573.950191]  [<ffffffff88132a58>] :drbd:drbd_bm_write_sect+0xc8/0x220



> Aug 27 09:52:15 boxfe02 kernel: [ 2573.950211]  [<ffffffff8814353d>] :drbd:drbd_al_begin_io+0x1cd/0x320
> Aug 27 09:52:15 boxfe02 kernel: [ 2573.950221]  [<ffffffff80264f99>] mempool_alloc+0x39/0x110
> Aug 27 09:52:15 boxfe02 kernel: [ 2573.950230]  [<ffffffff80281d99>] cache_alloc_refill+0x199/0x500
> Aug 27 09:52:15 boxfe02 kernel: [ 2573.950240]  [<ffffffff802ad1ac>] __bio_clone+0x9c/0xc0
> Aug 27 09:52:15 boxfe02 kernel: [ 2573.950259]  [<ffffffff88140803>] :drbd:drbd_make_request_common+0x5b3/0xb90
> Aug 27 09:52:15 boxfe02 kernel: [ 2573.950272]  [<ffffffff80302130>] elv_rb_add+0x70/0x80
> Aug 27 09:52:15 boxfe02 kernel: [ 2573.950280]  [<ffffffff80242cf0>] autoremove_wake_function+0x0/0x30
> Aug 27 09:52:15 boxfe02 kernel: [ 2573.950289]  [<ffffffff80242cf0>] autoremove_wake_function+0x0/0x30
> Aug 27 09:52:15 boxfe02 kernel: [ 2573.950299]  [<ffffffff80304014>] generic_make_request+0x1c4/0x260
> Aug 27 09:52:15 boxfe02 kernel: [ 2573.950308]  [<ffffffff8030410e>] submit_bio+0x5e/0xf0
> Aug 27 09:52:15 boxfe02 kernel: [ 2573.950316]  [<ffffffff802ad01b>] __bio_add_page+0x1ab/0x220
> Aug 27 09:52:15 boxfe02 kernel: [ 2573.950351]  [<ffffffff88296870>] :xfs:_xfs_buf_ioapply+0x230/0x2e0
> Aug 27 09:52:15 boxfe02 kernel: [ 2573.950385]  [<ffffffff88297659>] :xfs:xfs_buf_iorequest+0x29/0x70
> Aug 27 09:52:15 boxfe02 kernel: [ 2573.950418]  [<ffffffff8829bda5>] :xfs:xfs_bdstrat_cb+0x35/0x50
> Aug 27 09:52:15 boxfe02 kernel: [ 2573.950450]  [<ffffffff88297902>] :xfs:xfsbufd+0x92/0x150
> Aug 27 09:52:15 boxfe02 kernel: [ 2573.950480]  [<ffffffff88297870>] :xfs:xfsbufd+0x0/0x150
> Aug 27 09:52:15 boxfe02 kernel: [ 2573.950488]  [<ffffffff8024294c>] kthread+0x6c/0xa0
> Aug 27 09:52:15 boxfe02 kernel: [ 2573.950497]  [<ffffffff8020ac78>] child_rip+0xa/0x12
> Aug 27 09:52:15 boxfe02 kernel: [ 2573.950505]  [<ffffffff802428e0>] kthread+0x0/0xa0
> Aug 27 09:52:15 boxfe02 kernel: [ 2573.950513]  [<ffffffff8020ac6e>] child_rip+0x0/0x12
> Aug 27 09:52:15 boxfe02 kernel: [ 2573.950519] 

-- 
: Lars Ellenberg                            Tel +43-1-8178292-0  :
: LINBIT Information Technologies GmbH      Fax +43-1-8178292-82 :
: Vivenotgasse 48, A-1120 Vienna/Europe    http://www.linbit.com :
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