Re: bcache disabled due to inconsistent ptrs

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Hi Kent,

i get the bcache codes from git clone
http://evilpiepirate.org/git/linux-bcache.git.

Thanks,
Sheng

On Sun, Jul 28, 2013 at 6:37 PM, Kent Overstreet <kmo@xxxxxxxxxxxxx> wrote:
> On Sun, Jul 28, 2013 at 06:59:10PM -0400, sheng qiu wrote:
>> Hi,
>>
>> i run filebench's fileserver workload on bcache. It disabled the flash
>> cache layer in the middle due to the inconsistent ptrs. here is the
>> error message.
>>
>> bcache: error on b3f3f4cb-3df2-4564-a45f-18a05f497d78: inconsistent
>> ptrs: mark = 2, level = 0, disabling caching
>> [ 2444.047018] Pid: 2930, comm: kworker/u:1 Not tainted 3.9.0+ #196
>> [ 2444.047019] Call Trace:
>> [ 2444.047025]  [<ffffffff81614bd8>] __bch_btree_mark_key+0x268/0x290
>> [ 2444.047027]  [<ffffffff81614ff5>] btree_gc_mark_node+0x75/0x230
>> [ 2444.047029]  [<ffffffff8161530e>] btree_gc_recurse+0x15e/0x530
>> [ 2444.047031]  [<ffffffff8161b20d>] ? bch_btree_sort_into+0x8d/0xf0
>> [ 2444.047033]  [<ffffffff81617794>] bch_btree_gc+0x594/0x640
>> [ 2444.047035]  [<ffffffff8161e4be>] ? dirty_io_destructor+0xe/0x10
>> [ 2444.047038]  [<ffffffff81077cfb>] process_one_work+0x16b/0x400
>> [ 2444.047040]  [<ffffffff81078988>] worker_thread+0x118/0x360
>> [ 2444.047042]  [<ffffffff81078870>] ? manage_workers+0x350/0x350
>> [ 2444.047044]  [<ffffffff8107df10>] kthread+0xc0/0xd0
>> [ 2444.047046]  [<ffffffff8107de50>] ? flush_kthread_worker+0xb0/0xb0
>> [ 2444.047048]  [<ffffffff817adb2c>] ret_from_fork+0x7c/0xb0
>> [ 2444.047050]  [<ffffffff8107de50>] ? flush_kthread_worker+0xb0/0xb0
>>
>> is there any suggestion?
>
> Erg.. What branch are you running?



-- 
Sheng Qiu
Texas A & M University
Room 332B Wisenbaker
email: herbert1984106@xxxxxxxxx
College Station, TX 77843-3259
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