[Ocfs2-users] Slow OCFS2 file creation / how to make ocfs2 generally faster?
Sunil Mushran
sunil.mushran at oracle.com
Mon Aug 22 10:09:55 PDT 2011
On 08/22/2011 09:57 AM, Stefan Priebe - Profihost AG wrote:
>
>> Well the values during and after the test will give better info.
> I will create a dedicated test setup and provide new values and stats.
>
>> BTW, how much memory do the nodes have?
>> Lock Resources: 1863 (497079)
>>
>> This means that that node has created 497K lock resources
>> but have under 2000 cached. That could be due to deletes
>> or could be due to lack of memory (lock churning).
> They all have 8GB of mem but only 1,5-2,5 are in use regarding free
> command. What does lock churning mean and is there another setting /
> value i can look at?
Its tied to the inode cache. As long as the inode is cached,
the lock resource will be cached.
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