Re: 2.4.20: Proccess stuck in __lock_page ...

[manish <manish@storadinc.com>]

Marcelo Tosatti wrote:

>
>On Tue, 27 May 2003, manish wrote:
>
>>Marc-Christian Petersen wrote:
>>
>>>On Tuesday 27 May 2003 20:33, Marcelo Tosatti wrote:
>>>
>>>Hi Marcelo,
>>>
>>>>It seems your "fix-pausing" patch is fixing a potential wakeup
>>>>miss, right? (I looked quickly throught it). Could you explain me the
>>>>problem its trying to fix and how?
>>>>
>>>Please have also a look here:
>>>
>>>http://hypermail.idiosynkrasia.net/linux-kernel/archived/2002/week45/0305.html
>>>
>>>ciao, Marc
>>>
>>Hello !
>>
>>I applied the fix-pausing-2 patch to the 2.4.20 kernel. This time on,
>>the stack trace:
>>
>>sys_write
>>generic_file_write
>>ext2_get_group_desc
>>bread
>>__wait_on_buffer
>>schedule
>>
>
>Huh? You mean bonnie still deadlocks or ?
>
At the time the processes get stuck:


[root@dyn-10-123-130-235 vm]# more /proc/meminfo
        total:    used:    free:  shared: buffers:  cached:
Mem:  3709870080 3699126272 10743808        0 18313216 3531255808
Swap: 1077501952        0 1077501952
MemTotal:      3622920 kB
MemFree:         10492 kB
MemShared:           0 kB
Buffers:         17884 kB
Cached:        3448492 kB
SwapCached:          0 kB
Active:          25252 kB
Inactive:      3445344 kB
HighTotal:     2752512 kB
HighFree:         2120 kB
LowTotal:       870408 kB
LowFree:          8372 kB
SwapTotal:     1052248 kB
SwapFree:      1052248 kB